[=3hCould not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported btrfs_relative_path='' btrfs_subvol='' btrfs_subvolid='' check_signatures='no' color_highlight='black/light-gray' color_normal='light-gray/black' feature_200_final='y' feature_all_video_module='y' feature_chainloader_bpb='y' feature_default_font_path='y' feature_menuentry_id='y' feature_menuentry_options='y' feature_nativedisk_cmd='y' feature_ntldr='y' feature_platform_search_hint='y' feature_search_cryptodisk_only='y' feature_timeout_style='y' fw_path='(hd0,gpt1)/EFI/BOOT' grub_cpu='x86_64' grub_netfs_type='grub' grub_platform='efi' lang='' locale_dir='' net_default_ip='' net_default_mac='' net_default_server='' pager='' prefix='(memdisk)' pxe_default_server='' root='hd0,gpt1' secondary_locale_dir='' error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/fs/fshelp.c:find_file:257:file `/flatcar/grub/x86_64-efi/all_video.mod' not found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. GRUB version 2.12-flatcar4 ┌────────────────────────────────────────────────────────────────────────────┐││││││││││││││││││││││││││└────────────────────────────────────────────────────────────────────────────┘ Use the ▲ and ▼ keys to select which entry is highlighted. Press enter to boot the selected OS, `e' to edit the commands before booting or `c' for a command-line.  *Flatcar default  Flatcar USR-A  Flatcar USR-B             The highlighted entry will be executed automatically in 1s.  The highlighted entry will be executed automatically in 0s.  Booting `Flatcar default' [ 0.000000] Linux version 6.18.45-flatcar (build@pony-truck.infra.kinvolk.io) (x86_64-cros-linux-gnu-gcc (Gentoo Hardened 15.3.0 p8) 15.3.0, GNU ld (Gentoo 2.46.0 p1) 2.46.0) #1 SMP PREEMPT_DYNAMIC Thu Sep 3 12:05:44 -00 2026 [ 0.000000] Command line: BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000000c0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000044fdfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000044fe000-0x00000000048fdfff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000048fe000-0x000000003ff1efff] usable [ 0.000000] BIOS-e820: [mem 0x000000003ff1f000-0x000000003ffc8fff] reserved [ 0.000000] BIOS-e820: [mem 0x000000003ffc9000-0x000000003fffafff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000003fffb000-0x000000003fffefff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x000000003ffff000-0x000000003fffffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x00000002bfffffff] usable [ 0.000000] printk: legacy bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] APIC: Static calls initialized [ 0.000000] efi: EFI v2.7 by Microsoft [ 0.000000] efi: ACPI=0x3fffa000 ACPI 2.0=0x3fffa014 SMBIOS=0x3ff88000 SMBIOS 3.0=0x3ff86000 MEMATTR=0x3ea5f018 RNG=0x3ffd2018 [ 0.000000] random: crng init done [ 0.000000] secureboot: Secure boot disabled [ 0.000000] SMBIOS 3.1.0 present. [ 0.000000] DMI: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 04/22/2026 [ 0.000000] DMI: Memory slots populated: 2/2 [ 0.000000] Hypervisor detected: Microsoft Hyper-V [ 0.000000] Hyper-V: privilege flags low 0xae7f, high 0x3b8030, ext 0x62, hints 0x9e4e24, misc 0xe0bed7b2 [ 0.000000] Hyper-V: Nested features: 0x3e0101 [ 0.000000] Hyper-V: LAPIC Timer Frequency: 0x30d40 [ 0.000000] Hyper-V: Using hypercall for remote TLB flush [ 0.000000] clocksource: hyperv_clocksource_tsc_page: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] clocksource: hyperv_clocksource_msr: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] tsc: Detected 2300.000 MHz processor [ 0.000059] last_pfn = 0x2c0000 max_arch_pfn = 0x10000000000 [ 0.004092] MTRR map: 4 entries (2 fixed + 2 variable; max 18), built from 8 variable MTRRs [ 0.010445] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT Memory KASLR using RDRAND RDTSC... [ 0.018004] last_pfn = 0x40000 max_arch_pfn = 0x10000000000 [ 0.022193] Using GB pages for direct mapping [ 0.025493] ACPI: Early table checksum verification disabled [ 0.029957] ACPI: RSDP 0x000000003FFFA014 000024 (v02 VRTUAL) [ 0.034582] ACPI: XSDT 0x000000003FFF90E8 00005C (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.041116] ACPI: FACP 0x000000003FFF8000 000114 (v06 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.048046] ACPI: DSDT 0x000000003FFD6000 01E22B (v02 MSFTVM DSDT01 00000001 INTL 20230628) [ 0.054194] ACPI: FACS 0x000000003FFFE000 000040 [ 0.057606] ACPI: OEM0 0x000000003FFF7000 000064 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.064083] ACPI: SPCR 0x000000003FFF6000 000050 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.070475] ACPI: WAET 0x000000003FFF5000 000028 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.077080] ACPI: APIC 0x000000003FFD5000 000058 (v05 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.083185] ACPI: SRAT 0x000000003FFD4000 0000A0 (v03 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.089213] ACPI: BGRT 0x000000003FFD3000 000038 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.095595] ACPI: Reserving FACP table memory at [mem 0x3fff8000-0x3fff8113] [ 0.100365] ACPI: Reserving DSDT table memory at [mem 0x3ffd6000-0x3fff422a] [ 0.105295] ACPI: Reserving FACS table memory at [mem 0x3fffe000-0x3fffe03f] [ 0.111168] ACPI: Reserving OEM0 table memory at [mem 0x3fff7000-0x3fff7063] [ 0.117055] ACPI: Reserving SPCR table memory at [mem 0x3fff6000-0x3fff604f] [ 0.122954] ACPI: Reserving WAET table memory at [mem 0x3fff5000-0x3fff5027] [ 0.128131] ACPI: Reserving APIC table memory at [mem 0x3ffd5000-0x3ffd5057] [ 0.132940] ACPI: Reserving SRAT table memory at [mem 0x3ffd4000-0x3ffd409f] [ 0.138549] ACPI: Reserving BGRT table memory at [mem 0x3ffd3000-0x3ffd3037] [ 0.144299] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x3fffffff] [ 0.148840] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x2bfffffff] [ 0.153603] NUMA: Node 0 [mem 0x00001000-0x3fffffff] + [mem 0x100000000-0x2bfffffff] -> [mem 0x00001000-0x2bfffffff] [ 0.161473] NODE_DATA(0) allocated [mem 0x2bfff8d80-0x2bfffffff] [ 0.166246] Zone ranges: [ 0.168074] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.172707] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.177296] Normal [mem 0x0000000100000000-0x00000002bfffffff] [ 0.181761] Device empty [ 0.183747] Movable zone start for each node [ 0.187006] Early memory node ranges [ 0.189375] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.193904] node 0: [mem 0x0000000000100000-0x00000000044fdfff] [ 0.198252] node 0: [mem 0x00000000048fe000-0x000000003ff1efff] [ 0.203269] node 0: [mem 0x000000003ffff000-0x000000003fffffff] [ 0.207764] node 0: [mem 0x0000000100000000-0x00000002bfffffff] [ 0.212065] Initmem setup node 0 [mem 0x0000000000001000-0x00000002bfffffff] [ 0.217221] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.221682] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.227879] On node 0, zone DMA32: 1024 pages in unavailable ranges [ 0.232749] On node 0, zone DMA32: 224 pages in unavailable ranges [ 0.250869] ACPI: PM-Timer IO Port: 0x408 [ 0.253935] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1]) [ 0.258640] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.263718] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.268689] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.273260] ACPI: SPCR: console: uart,io,0x3f8,115200 [ 0.277209] TSC deadline timer available [ 0.280510] CPU topo: Max. logical packages: 1 [ 0.283901] CPU topo: Max. logical dies: 1 [ 0.287628] CPU topo: Max. dies per package: 1 [ 0.291212] CPU topo: Max. threads per core: 2 [ 0.294739] CPU topo: Num. cores per package: 1 [ 0.298080] CPU topo: Num. threads per package: 2 [ 0.301450] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.305767] [mem 0x40000000-0xffffffff] available for PCI devices [ 0.310220] Booting paravirtualized kernel on Hyper-V [ 0.313915] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.325948] setup_percpu: NR_CPUS:512 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.332531] percpu: Embedded 56 pages/cpu s190680 r8192 d30504 u1048576 [ 0.337950] Hyper-V: PV spinlocks enabled [ 0.340941] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.347518] Kernel command line: rootflags=rw mount.usrflags=ro BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.379606] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.386358] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.393318] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.400009] software IO TLB: area num 2. [ 0.417236] Fallback order for Node 0: 0 [ 0.417240] Built 1 zonelists, mobility grouping on. Total pages: 2095807 [ 0.425215] Policy zone: Normal [ 0.427536] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.445262] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 Poking KASLR using RDRAND RDTSC... [ 0.460759] ftrace: allocating 41455 entries in 164 pages [ 0.464352] ftrace: allocated 164 pages with 3 groups [ 0.469323] Dynamic Preempt: voluntary [ 0.472041] rcu: Preemptible hierarchical RCU implementation. [ 0.476583] rcu: RCU event tracing is enabled. [ 0.480061] rcu: RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=2. [ 0.485391] Trampoline variant of Tasks RCU enabled. [ 0.489102] Rude variant of Tasks RCU enabled. [ 0.492462] Tracing variant of Tasks RCU enabled. [ 0.495952] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.502057] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.507406] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.514418] RCU Tasks Rude: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.521543] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.532554] Using NULL legacy PIC [ 0.534988] NR_IRQS: 33024, nr_irqs: 440, preallocated irqs: 0 [ 0.539621] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.545693] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.554169] Console: colour dummy device 80x25 [ 0.557489] printk: legacy console [tty1] enabled [ 0.561864] printk: legacy console [ttyS0] enabled [ 0.561864] printk: legacy console [ttyS0] enabled [ 0.569279] printk: legacy bootconsole [earlyser0] disabled [ 0.569279] printk: legacy bootconsole [earlyser0] disabled [ 0.578165] ACPI: Core revision 20250807 [ 0.581399] Failed to register legacy timer interrupt [ 0.585609] APIC: Switch to symmetric I/O mode setup [ 0.589895] x2apic enabled [ 0.592573] APIC: Switched APIC routing to: physical x2apic [ 0.597011] Hyper-V: Host Build 10.0.26100.1652-1-0 [ 0.600790] Hyper-V: enabling crash_kexec_post_notifiers [ 0.604991] Hyper-V: Using IPI hypercalls [ 0.608164] APIC: send_IPI() replaced with hv_send_ipi() [ 0.612268] APIC: send_IPI_mask() replaced with hv_send_ipi_mask() [ 0.616985] APIC: send_IPI_mask_allbutself() replaced with hv_send_ipi_mask_allbutself() [ 0.623241] APIC: send_IPI_allbutself() replaced with hv_send_ipi_allbutself() [ 0.629693] APIC: send_IPI_all() replaced with hv_send_ipi_all() [ 0.634160] APIC: send_IPI_self() replaced with hv_send_ipi_self() [ 0.638862] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.646868] Calibrating delay loop (skipped), value calculated using timer frequency.. 4600.00 BogoMIPS (lpj=2300000) [ 0.647864] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 0.647864] CET detected: Indirect Branch Tracking enabled [ 0.647864] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.647864] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.647864] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 0.647864] Speculative Store Bypass: Vulnerable [ 0.647864] Spectre V2 : Mitigation: Retpolines [ 0.647864] RETBleed: Vulnerable [ 0.647864] ITS: Mitigation: Aligned branch/return thunks [ 0.647864] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.647864] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 0.647864] active return thunk: its_return_thunk [ 0.647864] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.647864] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.647864] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.647864] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 0.647864] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 0.647864] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 0.647864] x86/fpu: Supporting XSAVE feature 0x800: 'Control-flow User registers' [ 0.647864] x86/fpu: Supporting XSAVE feature 0x1000: 'Control-flow Kernel registers (KVM only)' [ 0.647864] x86/fpu: Supporting XSAVE feature 0x20000: 'AMX Tile config' [ 0.647864] x86/fpu: Supporting XSAVE feature 0x40000: 'AMX Tile data' [ 0.647864] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.647864] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 0.647864] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 0.647864] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 0.647864] x86/fpu: xstate_offset[11]: 2432, xstate_sizes[11]: 16 [ 0.647864] x86/fpu: xstate_offset[12]: 2448, xstate_sizes[12]: 24 [ 0.647864] x86/fpu: xstate_offset[17]: 2496, xstate_sizes[17]: 64 [ 0.647864] x86/fpu: xstate_offset[18]: 2560, xstate_sizes[18]: 8192 [ 0.647864] x86/fpu: Enabled xstate features 0x618e7, context size is 10752 bytes, using 'compacted' format. [ 0.647864] Freeing SMP alternatives memory: 40K [ 0.647864] pid_max: default: 32768 minimum: 301 [ 0.647864] LSM: initializing lsm=lockdown,capability,landlock,selinux,ima [ 0.647864] landlock: Up and running. [ 0.647864] SELinux: Initializing. [ 0.647864] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.647864] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.647864] smpboot: CPU0: Intel INTEL(R) XEON(R) PLATINUM 8573C (family: 0x6, model: 0xcf, stepping: 0x2) [ 0.648065] Performance Events: unsupported CPU family 6 model 207 no PMU driver, software events only. [ 0.648925] signal: max sigframe size: 11952 [ 0.649932] rcu: Hierarchical SRCU implementation. [ 0.650867] rcu: Max phase no-delay instances is 400. [ 0.651945] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level [ 0.655812] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.655943] smp: Bringing up secondary CPUs ... [ 0.656998] smpboot: x86: Booting SMP configuration: [ 0.657869] .... node #0, CPUs: #1 [ 0.660874] smp: Brought up 1 node, 2 CPUs [ 0.662869] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.702937] Memory: 8059320K/8383228K available (14045K kernel code, 2495K rwdata, 32732K rodata, 17040K init, 952K bss, 318632K reserved, 0K cma-reserved) [ 0.704131] devtmpfs: initialized [ 0.704864] x86/mm: Memory block size: 128MB [ 0.710906] ACPI: PM: Registering ACPI NVS region [mem 0x3fffb000-0x3fffefff] (16384 bytes) [ 0.711945] posixtimers hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 0.717878] futex hash table entries: 512 (32768 bytes on 1 NUMA nodes, total 32 KiB, linear). [ 0.725956] pinctrl core: initialized pinctrl subsystem [ 0.730314] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 0.735996] audit: initializing netlink subsys (disabled) [ 0.740931] audit: type=2000 audit(1788458819.094:1): state=initialized audit_enabled=0 res=1 [ 0.741015] thermal_sys: Registered thermal governor 'step_wise' [ 0.741920] cpuidle: using governor menu [ 0.744589] efi: Freeing EFI boot services memory: 35064K [ 0.748870] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.754939] dca service started, version 1.12.1 [ 0.759007] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 0.787891] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 0.793871] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 0.800869] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 0.806867] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 0.813913] ACPI: Added _OSI(Module Device) [ 0.817869] ACPI: Added _OSI(Processor Device) [ 0.821869] ACPI: Added _OSI(Processor Aggregator Device) [ 0.832336] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 0.838949] ACPI: Interpreter enabled [ 0.841876] ACPI: PM: (supports S0 S5) [ 0.845868] ACPI: Using IOAPIC for interrupt routing [ 0.849882] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.857869] PCI: Ignoring E820 reservations for host bridge windows [ 0.862919] ACPI: Enabled 1 GPEs in block 00 to 0F [ 0.867887] iommu: Default domain type: Translated [ 0.868868] iommu: DMA domain TLB invalidation policy: lazy mode [ 0.869980] efivars: Registered efivars operations [ 0.873928] hv_vmbus: hv_mmio=[mem 0x40000000-0xfed3ffff],[mem 0xfc0000000-0xfffffffff] fb=[mem 0x40000000-0x47ffffff] [ 0.885080] hv_vmbus: Vmbus version:5.3 [ 0.886325] PCI: Using ACPI for IRQ routing [ 0.889871] PCI: System does not support PCI [ 0.893897] vgaarb: loaded [ 0.895948] clocksource: Switched to clocksource tsc-early [ 0.900422] VFS: Disk quotas dquot_6.6.0 [ 0.903679] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.909482] pnp: PnP ACPI init [ 0.911890] pnp: PnP ACPI: found 3 devices [ 0.921047] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.927469] NET: Registered PF_INET protocol family [ 0.937208] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.953801] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) [ 0.960770] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.967120] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.974425] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, linear) [ 0.981488] TCP: Hash tables configured (established 65536 bind 65536) [ 0.987380] UDP hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.992760] UDP-Lite hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.998723] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 1.002942] NET: Registered PF_XDP protocol family [ 1.006535] PCI: CLS 0 bytes, default 64 [ 1.009607] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.015268] software IO TLB: mapped [mem 0x000000003a95f000-0x000000003e95f000] (64MB) [ 1.022329] RAPL PMU: API unit is 2^-32 Joules, 1 fixed counters, 10737418240 ms ovfl timer [ 1.029774] RAPL PMU: hw unit of domain psys 2^-0 Joules [ 1.034511] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.043594] clocksource: Switched to clocksource tsc [ 1.064841] Initialise system trusted keyrings [ 1.069156] workingset: timestamp_bits=39 max_order=21 bucket_order=0 [ 1.075427] Key type asymmetric registered [ 1.079263] Asymmetric key parser 'x509' registered [ 1.084431] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 1.091201] io scheduler mq-deadline registered [ 1.095239] io scheduler kyber registered [ 1.098929] io scheduler bfq registered [ 1.103087] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 1.108582] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.114487] 00:00: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 1.121235] 00:01: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 1.128086] serial8250: ttyS2 at I/O 0x3e8 (irq = 4, base_baud = 115200) is a 16550A [ 1.135816] i8042: PNP: No PS/2 controller found. [ 1.139938] hv_vmbus: registering driver hyperv_keyboard [ 1.145767] rtc_cmos 00:02: registered as rtc0 [ 1.145832] input: AT Translated Set 2 keyboard as /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0004:00/MSFT1000:00/d34b2567-b9b6-42b9-8778-0a4ec0b955bf/serio0/input/input0 [ 1.149842] rtc_cmos 00:02: setting system clock to 2026-09-03T18:06:59 UTC (1788458819) [ 1.169002] rtc_cmos 00:02: alarms up to one month, 114 bytes nvram [ 1.174210] intel_pstate: Intel P-state driver initializing [ 1.179233] efifb: probing for efifb [ 1.182401] efifb: framebuffer at 0x40000000, using 3072k, total 3072k [ 1.188019] efifb: mode is 1024x768x32, linelength=4096, pages=1 [ 1.193481] efifb: scrolling: redraw [ 1.197135] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 1.203436] Console: switching to colour frame buffer device 128x48 [ 1.209398] fb0: EFI VGA frame buffer device [ 1.213224] pstore: Using crash dump compression: deflate [ 1.226882] pstore: Registered efi_pstore as persistent store backend [ 1.232603] NET: Registered PF_INET6 protocol family [ 1.237022] Segment Routing with IPv6 [ 1.240140] In-situ OAM (IOAM) with IPv6 [ 1.243534] NET: Registered PF_PACKET protocol family [ 1.248210] Key type dns_resolver registered [ 1.252359] IPI shorthand broadcast: enabled [ 1.258678] sched_clock: Marking stable (1157005493, 101172517)->(1568236457, -310058447) [ 1.265952] registered taskstats version 1 [ 1.269671] Loading compiled-in X.509 certificates [ 2.137639] Loaded X.509 cert 'Kinvolk GmbH: Module signing key for 6.18.45-flatcar: bd04c69e854c547b63b31570ffb9dfb0b56e0a3e' [ 2.149209] Demotion targets for Node 0: null [ 2.152874] Key type .fscrypt registered [ 2.156387] Key type fscrypt-provisioning registered [ 2.160500] ima: No TPM chip found, activating TPM-bypass! [ 2.165769] ima: Allocated hash algorithm: sha1 [ 2.169039] ima: No architecture policies found [ 2.177959] clk: Disabling unused clocks [ 2.196822] Freeing unused kernel image (initmem) memory: 17040K [ 2.197720] Write protecting the kernel read-only data: 47104k [ 2.199703] Freeing unused kernel image (text/rodata gap) memory: 288K [ 2.200847] Freeing unused kernel image (rodata/data gap) memory: 36K [ 2.202022] Run /init as init process [ 2.270560] hv_vmbus: registering driver hv_pci [ 2.274130] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI VMBus probing: Using version 0x10004 [ 2.276819] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI host bridge to bus c05b:00 [ 2.278427] pci_bus c05b:00: root bus resource [mem 0xfc0000000-0xfc007ffff window] [ 2.279848] pci_bus c05b:00: No busn resource found for root bus, will use [bus 00-ff] [ 2.284581] pci c05b:00:00.0: [1414:00a9] type 00 class 0x010802 PCIe Endpoint [ 2.292359] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit] [ 2.307824] pci_bus c05b:00: busn_res: [bus 00-ff] end is updated to 00 [ 2.310459] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit]: assigned [ 2.320151] pps_core: LinuxPPS API ver. 1 registered [ 2.321520] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.323983] nvme nvme0: pci function c05b:00:00.0 [ 2.325661] nvme c05b:00:00.0: enabling device (0000 -> 0002) [ 2.329984] PTP clock support registered [ 2.487151] nvme nvme0: 2/0/0 default/read/poll queues [ 2.493060] nvme0n1: p1 p2 p3 p4 p6 p7 p9 [ 2.495813] hv_utils: Registering HyperV Utility Driver [ 2.496771] hv_vmbus: registering driver hv_utils [ 2.497911] hv_utils: Shutdown IC version 3.2 [ 2.499738] hv_utils: Heartbeat IC version 3.0 [ 2.500756] hv_utils: TimeSync IC version 4.0 [ 2.504460] hid: raw HID events driver (C) Jiri Kosina [ 2.507781] hv_vmbus: registering driver hid_hyperv [ 2.509245] input: Microsoft Vmbus HID-compliant Mouse as /devices/0006:045E:0621.0001/input/input1 [ 2.511505] hid-hyperv 0006:045E:0621.0001: input: VIRTUAL HID v0.01 Mouse [Microsoft Vmbus HID-compliant Mouse] on [ 2.520396] SCSI subsystem initialized [ 2.524370] hv_vmbus: registering driver hv_storvsc [ 2.526444] scsi host0: storvsc_host_t [ 2.527731] scsi 0:0:0:2: CD-ROM Msft Virtual DVD-ROM 1.0 PQ: 0 ANSI: 5 [ 2.535215] sr 0:0:0:2: [sr0] scsi-1 drive [ 2.536434] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 2.567006] device-mapper: core: CONFIG_IMA_DISABLE_HTABLE is disabled. Duplicate IMA measurements will not be recorded in the IMA log. [ 2.570307] device-mapper: uevent: version 1.0.3 [ 2.571340] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 2.576942] device-mapper: verity: sha256 using "sha256-lib" Mounting /usr from /dev/mapper/usr [ 2.607182] raid6: avx512x4 gen() 44843 MB/s [ 2.625182] raid6: avx512x2 gen() 43797 MB/s [ 2.643180] raid6: avx512x1 gen() 26096 MB/s [ 2.661181] raid6: avx2x4 gen() 34447 MB/s [ 2.679180] raid6: avx2x2 gen() 36481 MB/s [ 2.698180] raid6: avx2x1 gen() 30982 MB/s [ 2.699217] raid6: using algorithm avx512x4 gen() 44843 MB/s [ 2.717181] raid6: .... xor() 7104 MB/s, rmw enabled [ 2.718290] raid6: using avx512x2 recovery algorithm [ 2.725376] xor: automatically using best checksumming function avx [ 2.799063] Btrfs loaded, zoned=no, fsverity=no [ 2.879525] BTRFS: device fsid 346f6336-0225-492c-ac3e-02c988e1edaa devid 1 transid 38 /dev/mapper/usr (254:0) scanned by mount (158) [ 2.883139] BTRFS info (device dm-0): first mount of filesystem 346f6336-0225-492c-ac3e-02c988e1edaa [ 2.885784] BTRFS error (device dm-0): error allocating crc32c hash for checksum [ 2.887148] BTRFS error (device dm-0): open_ctree failed: -2 mount: mounting /dev/mapper/usr on /sysusr/usr failed: No such file or directory ERROR: The early initrd has failed. To activate debug shell breakpoints, boot with rd.earlyshell in the kernel cmdline, and to activate tracing, boot with rd.earlytrace Press Enter for emergency shell or wait 60 seconds for reboot. INFO: Rebooting [ 62.985115] ACPI: PM: Preparing to enter system sleep state S5 [ 62.992915] reboot: Restarting system [ 62.993881] reboot: machine restart Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported btrfs_relative_path='' btrfs_subvol='' btrfs_subvolid='' check_signatures='no' color_highlight='black/light-gray' color_normal='light-gray/black' feature_200_final='y' feature_all_video_module='y' feature_chainloader_bpb='y' feature_default_font_path='y' feature_menuentry_id='y' feature_menuentry_options='y' feature_nativedisk_cmd='y' feature_ntldr='y' feature_platform_search_hint='y' feature_search_cryptodisk_only='y' feature_timeout_style='y' fw_path='(hd0,gpt1)/EFI/BOOT' grub_cpu='x86_64' grub_netfs_type='grub' grub_platform='efi' lang='' locale_dir='' net_default_ip='' net_default_mac='' net_default_server='' pager='' prefix='(memdisk)' pxe_default_server='' root='hd0,gpt1' secondary_locale_dir='' error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/fs/fshelp.c:find_file:257:file `/flatcar/grub/x86_64-efi/all_video.mod' not found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. GRUB version 2.12-flatcar4 ┌────────────────────────────────────────────────────────────────────────────┐││││││││││││││││││││││││││└────────────────────────────────────────────────────────────────────────────┘ Use the ▲ and ▼ keys to select which entry is highlighted. Press enter to boot the selected OS, `e' to edit the commands before booting or `c' for a command-line.  *Flatcar default  Flatcar USR-A  Flatcar USR-B             The highlighted entry will be executed automatically in 1s.  The highlighted entry will be executed automatically in 0s.  Booting `Flatcar default' [ 0.000000] Linux version 6.18.45-flatcar (build@pony-truck.infra.kinvolk.io) (x86_64-cros-linux-gnu-gcc (Gentoo Hardened 15.3.0 p8) 15.3.0, GNU ld (Gentoo 2.46.0 p1) 2.46.0) #1 SMP PREEMPT_DYNAMIC Thu Sep 3 12:05:44 -00 2026 [ 0.000000] Command line: BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000000c0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000044fdfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000044fe000-0x00000000048fdfff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000048fe000-0x000000003ff1efff] usable [ 0.000000] BIOS-e820: [mem 0x000000003ff1f000-0x000000003ffc8fff] reserved [ 0.000000] BIOS-e820: [mem 0x000000003ffc9000-0x000000003fffafff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000003fffb000-0x000000003fffefff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x000000003ffff000-0x000000003fffffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x00000002bfffffff] usable [ 0.000000] printk: legacy bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] APIC: Static calls initialized [ 0.000000] efi: EFI v2.7 by Microsoft [ 0.000000] efi: ACPI=0x3fffa000 ACPI 2.0=0x3fffa014 SMBIOS=0x3ff88000 SMBIOS 3.0=0x3ff86000 MEMATTR=0x3ea6c018 RNG=0x3ffd2018 [ 0.000000] random: crng init done [ 0.000000] secureboot: Secure boot disabled [ 0.000000] SMBIOS 3.1.0 present. [ 0.000000] DMI: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 04/22/2026 [ 0.000000] DMI: Memory slots populated: 2/2 [ 0.000000] Hypervisor detected: Microsoft Hyper-V [ 0.000000] Hyper-V: privilege flags low 0xae7f, high 0x3b8030, ext 0x62, hints 0x9e4e24, misc 0xe0bed7b2 [ 0.000000] Hyper-V: Nested features: 0x3e0101 [ 0.000000] Hyper-V: LAPIC Timer Frequency: 0x30d40 [ 0.000000] Hyper-V: Using hypercall for remote TLB flush [ 0.000000] clocksource: hyperv_clocksource_tsc_page: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] clocksource: hyperv_clocksource_msr: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] tsc: Detected 2300.000 MHz processor [ 0.000062] last_pfn = 0x2c0000 max_arch_pfn = 0x10000000000 [ 0.004396] MTRR map: 4 entries (2 fixed + 2 variable; max 18), built from 8 variable MTRRs [ 0.010438] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT Memory KASLR using RDRAND RDTSC... [ 0.017611] last_pfn = 0x40000 max_arch_pfn = 0x10000000000 [ 0.022246] Using GB pages for direct mapping [ 0.025784] ACPI: Early table checksum verification disabled [ 0.029891] ACPI: RSDP 0x000000003FFFA014 000024 (v02 VRTUAL) [ 0.034334] ACPI: XSDT 0x000000003FFF90E8 00005C (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.040732] ACPI: FACP 0x000000003FFF8000 000114 (v06 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.046691] ACPI: DSDT 0x000000003FFD6000 01E22B (v02 MSFTVM DSDT01 00000001 INTL 20230628) [ 0.053195] ACPI: FACS 0x000000003FFFE000 000040 [ 0.056769] ACPI: OEM0 0x000000003FFF7000 000064 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.063086] ACPI: SPCR 0x000000003FFF6000 000050 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.069296] ACPI: WAET 0x000000003FFF5000 000028 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.075236] ACPI: APIC 0x000000003FFD5000 000058 (v05 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.081431] ACPI: SRAT 0x000000003FFD4000 0000A0 (v03 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.087836] ACPI: BGRT 0x000000003FFD3000 000038 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.094538] ACPI: Reserving FACP table memory at [mem 0x3fff8000-0x3fff8113] [ 0.100384] ACPI: Reserving DSDT table memory at [mem 0x3ffd6000-0x3fff422a] [ 0.105727] ACPI: Reserving FACS table memory at [mem 0x3fffe000-0x3fffe03f] [ 0.111616] ACPI: Reserving OEM0 table memory at [mem 0x3fff7000-0x3fff7063] [ 0.117264] ACPI: Reserving SPCR table memory at [mem 0x3fff6000-0x3fff604f] [ 0.122493] ACPI: Reserving WAET table memory at [mem 0x3fff5000-0x3fff5027] [ 0.127691] ACPI: Reserving APIC table memory at [mem 0x3ffd5000-0x3ffd5057] [ 0.133304] ACPI: Reserving SRAT table memory at [mem 0x3ffd4000-0x3ffd409f] [ 0.138698] ACPI: Reserving BGRT table memory at [mem 0x3ffd3000-0x3ffd3037] [ 0.144007] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x3fffffff] [ 0.148656] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x2bfffffff] [ 0.153167] NUMA: Node 0 [mem 0x00001000-0x3fffffff] + [mem 0x100000000-0x2bfffffff] -> [mem 0x00001000-0x2bfffffff] [ 0.160687] NODE_DATA(0) allocated [mem 0x2bfff8d80-0x2bfffffff] [ 0.165123] Zone ranges: [ 0.167110] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.172047] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.177131] Normal [mem 0x0000000100000000-0x00000002bfffffff] [ 0.181646] Device empty [ 0.183718] Movable zone start for each node [ 0.186918] Early memory node ranges [ 0.189614] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.194518] node 0: [mem 0x0000000000100000-0x00000000044fdfff] [ 0.199136] node 0: [mem 0x00000000048fe000-0x000000003ff1efff] [ 0.203975] node 0: [mem 0x000000003ffff000-0x000000003fffffff] [ 0.208830] node 0: [mem 0x0000000100000000-0x00000002bfffffff] [ 0.213288] Initmem setup node 0 [mem 0x0000000000001000-0x00000002bfffffff] [ 0.218013] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.222152] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.228721] On node 0, zone DMA32: 1024 pages in unavailable ranges [ 0.233420] On node 0, zone DMA32: 224 pages in unavailable ranges [ 0.252024] ACPI: PM-Timer IO Port: 0x408 [ 0.255810] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1]) [ 0.260977] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.266862] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.272468] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.277830] ACPI: SPCR: console: uart,io,0x3f8,115200 [ 0.281991] TSC deadline timer available [ 0.285378] CPU topo: Max. logical packages: 1 [ 0.289316] CPU topo: Max. logical dies: 1 [ 0.292766] CPU topo: Max. dies per package: 1 [ 0.296246] CPU topo: Max. threads per core: 2 [ 0.299876] CPU topo: Num. cores per package: 1 [ 0.303714] CPU topo: Num. threads per package: 2 [ 0.307577] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.312481] [mem 0x40000000-0xffffffff] available for PCI devices [ 0.317037] Booting paravirtualized kernel on Hyper-V [ 0.320877] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.332675] setup_percpu: NR_CPUS:512 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.338484] percpu: Embedded 56 pages/cpu s190680 r8192 d30504 u1048576 [ 0.343073] Hyper-V: PV spinlocks enabled [ 0.345886] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.351327] Kernel command line: rootflags=rw mount.usrflags=ro BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.388704] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.395602] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.402421] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.408746] software IO TLB: area num 2. [ 0.426578] Fallback order for Node 0: 0 [ 0.426582] Built 1 zonelists, mobility grouping on. Total pages: 2095807 [ 0.434622] Policy zone: Normal [ 0.436798] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.456254] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 Poking KASLR using RDRAND RDTSC... [ 0.472436] ftrace: allocating 41455 entries in 164 pages [ 0.476480] ftrace: allocated 164 pages with 3 groups [ 0.481054] Dynamic Preempt: voluntary [ 0.483944] rcu: Preemptible hierarchical RCU implementation. [ 0.488425] rcu: RCU event tracing is enabled. [ 0.492098] rcu: RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=2. [ 0.497490] Trampoline variant of Tasks RCU enabled. [ 0.501198] Rude variant of Tasks RCU enabled. [ 0.504818] Tracing variant of Tasks RCU enabled. [ 0.508472] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.514003] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.518630] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.525445] RCU Tasks Rude: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.532208] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.543889] Using NULL legacy PIC [ 0.546322] NR_IRQS: 33024, nr_irqs: 440, preallocated irqs: 0 [ 0.550813] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.556176] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.563147] Console: colour dummy device 80x25 [ 0.566153] printk: legacy console [tty1] enabled [ 0.569976] printk: legacy console [ttyS0] enabled [ 0.569976] printk: legacy console [ttyS0] enabled [ 0.576787] printk: legacy bootconsole [earlyser0] disabled [ 0.576787] printk: legacy bootconsole [earlyser0] disabled [ 0.585450] ACPI: Core revision 20250807 [ 0.588729] Failed to register legacy timer interrupt [ 0.592444] APIC: Switch to symmetric I/O mode setup [ 0.596575] x2apic enabled [ 0.599160] APIC: Switched APIC routing to: physical x2apic [ 0.603314] Hyper-V: Host Build 10.0.26100.1652-1-0 [ 0.606996] Hyper-V: enabling crash_kexec_post_notifiers [ 0.611101] Hyper-V: Using IPI hypercalls [ 0.614182] APIC: send_IPI() replaced with hv_send_ipi() [ 0.618526] APIC: send_IPI_mask() replaced with hv_send_ipi_mask() [ 0.623035] APIC: send_IPI_mask_allbutself() replaced with hv_send_ipi_mask_allbutself() [ 0.629205] APIC: send_IPI_allbutself() replaced with hv_send_ipi_allbutself() [ 0.634870] APIC: send_IPI_all() replaced with hv_send_ipi_all() [ 0.639272] APIC: send_IPI_self() replaced with hv_send_ipi_self() [ 0.643971] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.652493] Calibrating delay loop (skipped), value calculated using timer frequency.. 4600.00 BogoMIPS (lpj=2300000) [ 0.653490] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 0.653490] CET detected: Indirect Branch Tracking enabled [ 0.653490] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.653490] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.653490] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 0.653490] Speculative Store Bypass: Vulnerable [ 0.653490] Spectre V2 : Mitigation: Retpolines [ 0.653490] RETBleed: Vulnerable [ 0.653490] ITS: Mitigation: Aligned branch/return thunks [ 0.653490] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.653490] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 0.653490] active return thunk: its_return_thunk [ 0.653490] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.653490] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.653490] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.653490] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 0.653490] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 0.653490] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 0.653490] x86/fpu: Supporting XSAVE feature 0x800: 'Control-flow User registers' [ 0.653490] x86/fpu: Supporting XSAVE feature 0x1000: 'Control-flow Kernel registers (KVM only)' [ 0.653490] x86/fpu: Supporting XSAVE feature 0x20000: 'AMX Tile config' [ 0.653490] x86/fpu: Supporting XSAVE feature 0x40000: 'AMX Tile data' [ 0.653490] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.653490] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 0.653490] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 0.653490] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 0.653490] x86/fpu: xstate_offset[11]: 2432, xstate_sizes[11]: 16 [ 0.653490] x86/fpu: xstate_offset[12]: 2448, xstate_sizes[12]: 24 [ 0.653490] x86/fpu: xstate_offset[17]: 2496, xstate_sizes[17]: 64 [ 0.653490] x86/fpu: xstate_offset[18]: 2560, xstate_sizes[18]: 8192 [ 0.653490] x86/fpu: Enabled xstate features 0x618e7, context size is 10752 bytes, using 'compacted' format. [ 0.653490] Freeing SMP alternatives memory: 40K [ 0.653490] pid_max: default: 32768 minimum: 301 [ 0.653490] LSM: initializing lsm=lockdown,capability,landlock,selinux,ima [ 0.653490] landlock: Up and running. [ 0.653490] SELinux: Initializing. [ 0.653490] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.653490] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.653490] smpboot: CPU0: Intel INTEL(R) XEON(R) PLATINUM 8573C (family: 0x6, model: 0xcf, stepping: 0x2) [ 0.653696] Performance Events: unsupported CPU family 6 model 207 no PMU driver, software events only. [ 0.654547] signal: max sigframe size: 11952 [ 0.655562] rcu: Hierarchical SRCU implementation. [ 0.656493] rcu: Max phase no-delay instances is 400. [ 0.657573] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level [ 0.661474] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.661571] smp: Bringing up secondary CPUs ... [ 0.662635] smpboot: x86: Booting SMP configuration: [ 0.663495] .... node #0, CPUs: #1 [ 0.666004] smp: Brought up 1 node, 2 CPUs [ 0.667497] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.711022] Memory: 8059308K/8383228K available (14045K kernel code, 2495K rwdata, 32732K rodata, 17040K init, 952K bss, 318644K reserved, 0K cma-reserved) [ 0.711757] devtmpfs: initialized [ 0.714562] x86/mm: Memory block size: 128MB [ 0.720129] ACPI: PM: Registering ACPI NVS region [mem 0x3fffb000-0x3fffefff] (16384 bytes) [ 0.720574] posixtimers hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 0.726503] futex hash table entries: 512 (32768 bytes on 1 NUMA nodes, total 32 KiB, linear). [ 0.734582] pinctrl core: initialized pinctrl subsystem [ 0.739927] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 0.745619] audit: initializing netlink subsys (disabled) [ 0.750555] audit: type=2000 audit(1788458887.098:1): state=initialized audit_enabled=0 res=1 [ 0.750697] thermal_sys: Registered thermal governor 'step_wise' [ 0.751540] cpuidle: using governor menu [ 0.754477] efi: Freeing EFI boot services memory: 35076K [ 0.758495] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.764563] dca service started, version 1.12.1 [ 0.768626] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 0.797519] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 0.798495] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 0.799494] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 0.800493] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 0.802578] ACPI: Added _OSI(Module Device) [ 0.803494] ACPI: Added _OSI(Processor Device) [ 0.804495] ACPI: Added _OSI(Processor Aggregator Device) [ 0.815332] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 0.821600] ACPI: Interpreter enabled [ 0.822537] ACPI: PM: (supports S0 S5) [ 0.825494] ACPI: Using IOAPIC for interrupt routing [ 0.829509] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.837494] PCI: Ignoring E820 reservations for host bridge windows [ 0.843558] ACPI: Enabled 1 GPEs in block 00 to 0F [ 0.848040] iommu: Default domain type: Translated [ 0.848494] iommu: DMA domain TLB invalidation policy: lazy mode [ 0.849580] efivars: Registered efivars operations [ 0.853549] hv_vmbus: hv_mmio=[mem 0x40000000-0xfed3ffff],[mem 0xfc0000000-0xfffffffff] fb=[mem 0x40000000-0x47ffffff] [ 0.863707] hv_vmbus: Vmbus version:5.3 [ 0.867840] PCI: Using ACPI for IRQ routing [ 0.871496] PCI: System does not support PCI [ 0.875527] vgaarb: loaded [ 0.877584] clocksource: Switched to clocksource tsc-early [ 0.882898] VFS: Disk quotas dquot_6.6.0 [ 0.886375] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.892943] pnp: PnP ACPI init [ 0.895812] pnp: PnP ACPI: found 3 devices [ 0.909947] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.916452] NET: Registered PF_INET protocol family [ 0.920131] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.936523] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) [ 0.944620] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.952464] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.959127] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, linear) [ 0.965921] TCP: Hash tables configured (established 65536 bind 65536) [ 0.971436] UDP hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.976718] UDP-Lite hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.982136] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 0.986298] NET: Registered PF_XDP protocol family [ 0.990736] PCI: CLS 0 bytes, default 64 [ 0.994487] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.000214] software IO TLB: mapped [mem 0x000000003a96c000-0x000000003e96c000] (64MB) [ 1.007432] RAPL PMU: API unit is 2^-32 Joules, 1 fixed counters, 10737418240 ms ovfl timer [ 1.014946] RAPL PMU: hw unit of domain psys 2^-0 Joules [ 1.019766] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.029441] clocksource: Switched to clocksource tsc [ 1.051416] Initialise system trusted keyrings [ 1.056422] workingset: timestamp_bits=39 max_order=21 bucket_order=0 [ 1.062797] Key type asymmetric registered [ 1.066641] Asymmetric key parser 'x509' registered [ 1.072562] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 1.079172] io scheduler mq-deadline registered [ 1.083355] io scheduler kyber registered [ 1.087338] io scheduler bfq registered [ 1.091523] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 1.097375] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.103350] 00:00: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 1.110431] 00:01: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 1.117830] serial8250: ttyS2 at I/O 0x3e8 (irq = 4, base_baud = 115200) is a 16550A [ 1.126256] i8042: PNP: No PS/2 controller found. [ 1.130970] hv_vmbus: registering driver hyperv_keyboard [ 1.143716] rtc_cmos 00:02: registered as rtc0 [ 1.145554] input: AT Translated Set 2 keyboard as /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0004:00/MSFT1000:00/d34b2567-b9b6-42b9-8778-0a4ec0b955bf/serio0/input/input0 [ 1.148985] rtc_cmos 00:02: setting system clock to 2026-09-03T18:08:07 UTC (1788458887) [ 1.170807] rtc_cmos 00:02: alarms up to one month, 114 bytes nvram [ 1.177037] intel_pstate: Intel P-state driver initializing [ 1.182359] efifb: probing for efifb [ 1.185491] efifb: framebuffer at 0x40000000, using 3072k, total 3072k [ 1.191446] efifb: mode is 1024x768x32, linelength=4096, pages=1 [ 1.197330] efifb: scrolling: redraw [ 1.200621] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 1.207293] Console: switching to colour frame buffer device 128x48 [ 1.214719] fb0: EFI VGA frame buffer device [ 1.218448] pstore: Using crash dump compression: deflate [ 1.223036] pstore: Registered efi_pstore as persistent store backend [ 1.228848] NET: Registered PF_INET6 protocol family [ 1.233109] Segment Routing with IPv6 [ 1.236371] In-situ OAM (IOAM) with IPv6 [ 1.239603] NET: Registered PF_PACKET protocol family [ 1.245362] Key type dns_resolver registered [ 1.249068] IPI shorthand broadcast: enabled [ 1.254040] sched_clock: Marking stable (1157005424, 96314500)->(1600355085, -347035161) [ 1.261769] registered taskstats version 1 [ 1.265360] Loading compiled-in X.509 certificates [ 2.238892] Loaded X.509 cert 'Kinvolk GmbH: Module signing key for 6.18.45-flatcar: bd04c69e854c547b63b31570ffb9dfb0b56e0a3e' [ 2.249611] Demotion targets for Node 0: null [ 2.252798] Key type .fscrypt registered [ 2.256240] Key type fscrypt-provisioning registered [ 2.260368] ima: No TPM chip found, activating TPM-bypass! [ 2.265308] ima: Allocated hash algorithm: sha1 [ 2.268646] ima: No architecture policies found [ 2.276416] clk: Disabling unused clocks [ 2.294795] Freeing unused kernel image (initmem) memory: 17040K [ 2.295575] Write protecting the kernel read-only data: 47104k [ 2.297496] Freeing unused kernel image (text/rodata gap) memory: 288K [ 2.298737] Freeing unused kernel image (rodata/data gap) memory: 36K [ 2.299894] Run /init as init process [ 2.370012] hv_vmbus: registering driver hv_pci [ 2.373895] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI VMBus probing: Using version 0x10004 [ 2.377091] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI host bridge to bus c05b:00 [ 2.378744] pci_bus c05b:00: root bus resource [mem 0xfc0000000-0xfc007ffff window] [ 2.380104] pci_bus c05b:00: No busn resource found for root bus, will use [bus 00-ff] [ 2.384404] pci c05b:00:00.0: [1414:00a9] type 00 class 0x010802 PCIe Endpoint [ 2.391552] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit] [ 2.406193] pci_bus c05b:00: busn_res: [bus 00-ff] end is updated to 00 [ 2.407869] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit]: assigned [ 2.417902] pps_core: LinuxPPS API ver. 1 registered [ 2.419235] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.422385] nvme nvme0: pci function c05b:00:00.0 [ 2.424236] nvme c05b:00:00.0: enabling device (0000 -> 0002) [ 2.424284] PTP clock support registered [ 2.583441] nvme nvme0: 2/0/0 default/read/poll queues [ 2.589022] nvme0n1: p1 p2 p3 p4 p6 p7 p9 [ 2.591814] hv_utils: Registering HyperV Utility Driver [ 2.592730] hv_vmbus: registering driver hv_utils [ 2.593801] hv_utils: Shutdown IC version 3.2 [ 2.595344] hv_utils: Heartbeat IC version 3.0 [ 2.596738] hv_utils: TimeSync IC version 4.0 [ 2.600432] hid: raw HID events driver (C) Jiri Kosina [ 2.602356] hv_vmbus: registering driver hid_hyperv [ 2.604225] input: Microsoft Vmbus HID-compliant Mouse as /devices/0006:045E:0621.0001/input/input1 [ 2.605683] hid-hyperv 0006:045E:0621.0001: input: VIRTUAL HID v0.01 Mouse [Microsoft Vmbus HID-compliant Mouse] on [ 2.614040] SCSI subsystem initialized [ 2.617904] hv_vmbus: registering driver hv_storvsc [ 2.619943] scsi host0: storvsc_host_t [ 2.621297] scsi 0:0:0:2: CD-ROM Msft Virtual DVD-ROM 1.0 PQ: 0 ANSI: 5 [ 2.629024] sr 0:0:0:2: [sr0] scsi-1 drive [ 2.630638] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 2.645548] device-mapper: core: CONFIG_IMA_DISABLE_HTABLE is disabled. Duplicate IMA measurements will not be recorded in the IMA log. [ 2.647961] device-mapper: uevent: version 1.0.3 [ 2.649112] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 2.654645] device-mapper: verity: sha256 using "sha256-lib" Mounting /usr from /dev/mapper/usr [ 2.684324] raid6: avx512x4 gen() 45019 MB/s [ 2.702323] raid6: avx512x2 gen() 43404 MB/s [ 2.720320] raid6: avx512x1 gen() 26135 MB/s [ 2.737322] raid6: avx2x4 gen() 36468 MB/s [ 2.755323] raid6: avx2x2 gen() 37612 MB/s [ 2.774322] raid6: avx2x1 gen() 31173 MB/s [ 2.775461] raid6: using algorithm avx512x4 gen() 45019 MB/s [ 2.793322] raid6: .... xor() 7288 MB/s, rmw enabled [ 2.794437] raid6: using avx512x2 recovery algorithm [ 2.801722] xor: automatically using best checksumming function avx [ 2.875567] Btrfs loaded, zoned=no, fsverity=no [ 2.879303] BTRFS: device fsid 346f6336-0225-492c-ac3e-02c988e1edaa devid 1 transid 38 /dev/mapper/usr (254:0) scanned by mount (158) [ 2.881711] BTRFS info (device dm-0): first mount of filesystem 346f6336-0225-492c-ac3e-02c988e1edaa [ 2.885100] BTRFS error (device dm-0): error allocating crc32c hash for checksum [ 2.886456] BTRFS error (device dm-0): open_ctree failed: -2 mount: mounting /dev/mapper/usr on /sysusr/usr failed: No such file or directory ERROR: The early initrd has failed. To activate debug shell breakpoints, boot with rd.earlyshell in the kernel cmdline, and to activate tracing, boot with rd.earlytrace Press Enter for emergency shell or wait 60 seconds for reboot. INFO: Rebooting [ 62.983259] ACPI: PM: Preparing to enter system sleep state S5 [ 62.985972] reboot: Restarting system [ 62.986863] reboot: machine restart Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported btrfs_relative_path='' btrfs_subvol='' btrfs_subvolid='' check_signatures='no' color_highlight='black/light-gray' color_normal='light-gray/black' feature_200_final='y' feature_all_video_module='y' feature_chainloader_bpb='y' feature_default_font_path='y' feature_menuentry_id='y' feature_menuentry_options='y' feature_nativedisk_cmd='y' feature_ntldr='y' feature_platform_search_hint='y' feature_search_cryptodisk_only='y' feature_timeout_style='y' fw_path='(hd0,gpt1)/EFI/BOOT' grub_cpu='x86_64' grub_netfs_type='grub' grub_platform='efi' lang='' locale_dir='' net_default_ip='' net_default_mac='' net_default_server='' pager='' prefix='(memdisk)' pxe_default_server='' root='hd0,gpt1' secondary_locale_dir='' error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/fs/fshelp.c:find_file:257:file `/flatcar/grub/x86_64-efi/all_video.mod' not found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. GRUB version 2.12-flatcar4 ┌────────────────────────────────────────────────────────────────────────────┐││││││││││││││││││││││││││└────────────────────────────────────────────────────────────────────────────┘ Use the ▲ and ▼ keys to select which entry is highlighted. Press enter to boot the selected OS, `e' to edit the commands before booting or `c' for a command-line.  *Flatcar default  Flatcar USR-A  Flatcar USR-B             The highlighted entry will be executed automatically in 1s.  The highlighted entry will be executed automatically in 0s.  Booting `Flatcar default' [ 0.000000] Linux version 6.18.45-flatcar (build@pony-truck.infra.kinvolk.io) (x86_64-cros-linux-gnu-gcc (Gentoo Hardened 15.3.0 p8) 15.3.0, GNU ld (Gentoo 2.46.0 p1) 2.46.0) #1 SMP PREEMPT_DYNAMIC Thu Sep 3 12:05:44 -00 2026 [ 0.000000] Command line: BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000000c0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000044fdfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000044fe000-0x00000000048fdfff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000048fe000-0x000000003ff1efff] usable [ 0.000000] BIOS-e820: [mem 0x000000003ff1f000-0x000000003ffc8fff] reserved [ 0.000000] BIOS-e820: [mem 0x000000003ffc9000-0x000000003fffafff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000003fffb000-0x000000003fffefff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x000000003ffff000-0x000000003fffffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x00000002bfffffff] usable [ 0.000000] printk: legacy bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] APIC: Static calls initialized [ 0.000000] efi: EFI v2.7 by Microsoft [ 0.000000] efi: ACPI=0x3fffa000 ACPI 2.0=0x3fffa014 SMBIOS=0x3ff88000 SMBIOS 3.0=0x3ff86000 MEMATTR=0x3ea6c018 RNG=0x3ffd2018 [ 0.000000] random: crng init done [ 0.000000] secureboot: Secure boot disabled [ 0.000000] SMBIOS 3.1.0 present. [ 0.000000] DMI: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 04/22/2026 [ 0.000000] DMI: Memory slots populated: 2/2 [ 0.000000] Hypervisor detected: Microsoft Hyper-V [ 0.000000] Hyper-V: privilege flags low 0xae7f, high 0x3b8030, ext 0x62, hints 0x9e4e24, misc 0xe0bed7b2 [ 0.000000] Hyper-V: Nested features: 0x3e0101 [ 0.000000] Hyper-V: LAPIC Timer Frequency: 0x30d40 [ 0.000000] Hyper-V: Using hypercall for remote TLB flush [ 0.000000] clocksource: hyperv_clocksource_tsc_page: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] clocksource: hyperv_clocksource_msr: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] tsc: Detected 2300.000 MHz processor [ 0.000021] last_pfn = 0x2c0000 max_arch_pfn = 0x10000000000 [ 0.004324] MTRR map: 4 entries (2 fixed + 2 variable; max 18), built from 8 variable MTRRs [ 0.010470] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT Memory KASLR using RDRAND RDTSC... [ 0.018090] last_pfn = 0x40000 max_arch_pfn = 0x10000000000 [ 0.022499] Using GB pages for direct mapping [ 0.026242] ACPI: Early table checksum verification disabled [ 0.030638] ACPI: RSDP 0x000000003FFFA014 000024 (v02 VRTUAL) [ 0.035009] ACPI: XSDT 0x000000003FFF90E8 00005C (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.041354] ACPI: FACP 0x000000003FFF8000 000114 (v06 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.047589] ACPI: DSDT 0x000000003FFD6000 01E22B (v02 MSFTVM DSDT01 00000001 INTL 20230628) [ 0.054199] ACPI: FACS 0x000000003FFFE000 000040 [ 0.057471] ACPI: OEM0 0x000000003FFF7000 000064 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.063897] ACPI: SPCR 0x000000003FFF6000 000050 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.069786] ACPI: WAET 0x000000003FFF5000 000028 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.076105] ACPI: APIC 0x000000003FFD5000 000058 (v05 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.082444] ACPI: SRAT 0x000000003FFD4000 0000A0 (v03 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.088649] ACPI: BGRT 0x000000003FFD3000 000038 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.095104] ACPI: Reserving FACP table memory at [mem 0x3fff8000-0x3fff8113] [ 0.100691] ACPI: Reserving DSDT table memory at [mem 0x3ffd6000-0x3fff422a] [ 0.106042] ACPI: Reserving FACS table memory at [mem 0x3fffe000-0x3fffe03f] [ 0.111350] ACPI: Reserving OEM0 table memory at [mem 0x3fff7000-0x3fff7063] [ 0.116906] ACPI: Reserving SPCR table memory at [mem 0x3fff6000-0x3fff604f] [ 0.122433] ACPI: Reserving WAET table memory at [mem 0x3fff5000-0x3fff5027] [ 0.127606] ACPI: Reserving APIC table memory at [mem 0x3ffd5000-0x3ffd5057] [ 0.133387] ACPI: Reserving SRAT table memory at [mem 0x3ffd4000-0x3ffd409f] [ 0.138644] ACPI: Reserving BGRT table memory at [mem 0x3ffd3000-0x3ffd3037] [ 0.144094] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x3fffffff] [ 0.148688] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x2bfffffff] [ 0.153311] NUMA: Node 0 [mem 0x00001000-0x3fffffff] + [mem 0x100000000-0x2bfffffff] -> [mem 0x00001000-0x2bfffffff] [ 0.170205] NODE_DATA(0) allocated [mem 0x2bfff8d80-0x2bfffffff] [ 0.174805] Zone ranges: [ 0.176644] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.181688] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.186992] Normal [mem 0x0000000100000000-0x00000002bfffffff] [ 0.192069] Device empty [ 0.194330] Movable zone start for each node [ 0.197652] Early memory node ranges [ 0.200500] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.205560] node 0: [mem 0x0000000000100000-0x00000000044fdfff] [ 0.210476] node 0: [mem 0x00000000048fe000-0x000000003ff1efff] [ 0.215339] node 0: [mem 0x000000003ffff000-0x000000003fffffff] [ 0.220121] node 0: [mem 0x0000000100000000-0x00000002bfffffff] [ 0.224937] Initmem setup node 0 [mem 0x0000000000001000-0x00000002bfffffff] [ 0.230637] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.235481] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.242247] On node 0, zone DMA32: 1024 pages in unavailable ranges [ 0.247108] On node 0, zone DMA32: 224 pages in unavailable ranges [ 0.264962] ACPI: PM-Timer IO Port: 0x408 [ 0.267984] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1]) [ 0.273524] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.278999] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.284194] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.289967] ACPI: SPCR: console: uart,io,0x3f8,115200 [ 0.294339] TSC deadline timer available [ 0.297755] CPU topo: Max. logical packages: 1 [ 0.301542] CPU topo: Max. logical dies: 1 [ 0.305069] CPU topo: Max. dies per package: 1 [ 0.309085] CPU topo: Max. threads per core: 2 [ 0.312938] CPU topo: Num. cores per package: 1 [ 0.316851] CPU topo: Num. threads per package: 2 [ 0.320551] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.325343] [mem 0x40000000-0xffffffff] available for PCI devices [ 0.330066] Booting paravirtualized kernel on Hyper-V [ 0.333873] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.345858] setup_percpu: NR_CPUS:512 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.351933] percpu: Embedded 56 pages/cpu s190680 r8192 d30504 u1048576 [ 0.356855] Hyper-V: PV spinlocks enabled [ 0.359962] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.365197] Kernel command line: rootflags=rw mount.usrflags=ro BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.395338] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.401923] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.408770] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.414929] software IO TLB: area num 2. [ 0.432526] Fallback order for Node 0: 0 [ 0.432530] Built 1 zonelists, mobility grouping on. Total pages: 2095807 [ 0.440978] Policy zone: Normal [ 0.443496] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.461246] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 Poking KASLR using RDRAND RDTSC... [ 0.477163] ftrace: allocating 41455 entries in 164 pages [ 0.481374] ftrace: allocated 164 pages with 3 groups [ 0.486211] Dynamic Preempt: voluntary [ 0.489239] rcu: Preemptible hierarchical RCU implementation. [ 0.493907] rcu: RCU event tracing is enabled. [ 0.497479] rcu: RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=2. [ 0.503036] Trampoline variant of Tasks RCU enabled. [ 0.507017] Rude variant of Tasks RCU enabled. [ 0.510695] Tracing variant of Tasks RCU enabled. [ 0.514594] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.520848] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.526690] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.533288] RCU Tasks Rude: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.540869] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.552046] Using NULL legacy PIC [ 0.554392] NR_IRQS: 33024, nr_irqs: 440, preallocated irqs: 0 [ 0.558739] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.564436] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.571698] Console: colour dummy device 80x25 [ 0.574981] printk: legacy console [tty1] enabled [ 0.579043] printk: legacy console [ttyS0] enabled [ 0.579043] printk: legacy console [ttyS0] enabled [ 0.586398] printk: legacy bootconsole [earlyser0] disabled [ 0.586398] printk: legacy bootconsole [earlyser0] disabled [ 0.594391] ACPI: Core revision 20250807 [ 0.597316] Failed to register legacy timer interrupt [ 0.601017] APIC: Switch to symmetric I/O mode setup [ 0.605408] x2apic enabled [ 0.608031] APIC: Switched APIC routing to: physical x2apic [ 0.612526] Hyper-V: Host Build 10.0.26100.1652-1-0 [ 0.616301] Hyper-V: enabling crash_kexec_post_notifiers [ 0.620136] Hyper-V: Using IPI hypercalls [ 0.622944] APIC: send_IPI() replaced with hv_send_ipi() [ 0.626629] APIC: send_IPI_mask() replaced with hv_send_ipi_mask() [ 0.630916] APIC: send_IPI_mask_allbutself() replaced with hv_send_ipi_mask_allbutself() [ 0.637503] APIC: send_IPI_allbutself() replaced with hv_send_ipi_allbutself() [ 0.643229] APIC: send_IPI_all() replaced with hv_send_ipi_all() [ 0.648078] APIC: send_IPI_self() replaced with hv_send_ipi_self() [ 0.654149] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.663088] Calibrating delay loop (skipped), value calculated using timer frequency.. 4600.00 BogoMIPS (lpj=2300000) [ 0.664085] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 0.664085] CET detected: Indirect Branch Tracking enabled [ 0.664085] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.664085] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.664085] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 0.664085] Speculative Store Bypass: Vulnerable [ 0.664085] Spectre V2 : Mitigation: Retpolines [ 0.664085] RETBleed: Vulnerable [ 0.664085] ITS: Mitigation: Aligned branch/return thunks [ 0.664085] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.664085] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 0.664085] active return thunk: its_return_thunk [ 0.664085] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.664085] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.664085] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.664085] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 0.664085] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 0.664085] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 0.664085] x86/fpu: Supporting XSAVE feature 0x800: 'Control-flow User registers' [ 0.664085] x86/fpu: Supporting XSAVE feature 0x1000: 'Control-flow Kernel registers (KVM only)' [ 0.664085] x86/fpu: Supporting XSAVE feature 0x20000: 'AMX Tile config' [ 0.664085] x86/fpu: Supporting XSAVE feature 0x40000: 'AMX Tile data' [ 0.664085] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.664085] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 0.664085] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 0.664085] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 0.664085] x86/fpu: xstate_offset[11]: 2432, xstate_sizes[11]: 16 [ 0.664085] x86/fpu: xstate_offset[12]: 2448, xstate_sizes[12]: 24 [ 0.664085] x86/fpu: xstate_offset[17]: 2496, xstate_sizes[17]: 64 [ 0.664085] x86/fpu: xstate_offset[18]: 2560, xstate_sizes[18]: 8192 [ 0.664085] x86/fpu: Enabled xstate features 0x618e7, context size is 10752 bytes, using 'compacted' format. [ 0.664085] Freeing SMP alternatives memory: 40K [ 0.664085] pid_max: default: 32768 minimum: 301 [ 0.664085] LSM: initializing lsm=lockdown,capability,landlock,selinux,ima [ 0.664085] landlock: Up and running. [ 0.664085] SELinux: Initializing. [ 0.664085] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.664085] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.664085] smpboot: CPU0: Intel INTEL(R) XEON(R) PLATINUM 8573C (family: 0x6, model: 0xcf, stepping: 0x2) [ 0.664293] Performance Events: unsupported CPU family 6 model 207 no PMU driver, software events only. [ 0.665140] signal: max sigframe size: 11952 [ 0.666153] rcu: Hierarchical SRCU implementation. [ 0.667088] rcu: Max phase no-delay instances is 400. [ 0.668163] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level [ 0.671999] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.672167] smp: Bringing up secondary CPUs ... [ 0.673217] smpboot: x86: Booting SMP configuration: [ 0.674090] .... node #0, CPUs: #1 [ 0.676589] smp: Brought up 1 node, 2 CPUs [ 0.678092] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.723899] Memory: 8059304K/8383228K available (14045K kernel code, 2495K rwdata, 32732K rodata, 17040K init, 952K bss, 318648K reserved, 0K cma-reserved) [ 0.724362] devtmpfs: initialized [ 0.726151] x86/mm: Memory block size: 128MB [ 0.731125] ACPI: PM: Registering ACPI NVS region [mem 0x3fffb000-0x3fffefff] (16384 bytes) [ 0.732168] posixtimers hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 0.737098] futex hash table entries: 512 (32768 bytes on 1 NUMA nodes, total 32 KiB, linear). [ 0.745176] pinctrl core: initialized pinctrl subsystem [ 0.750550] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 0.755219] audit: initializing netlink subsys (disabled) [ 0.761111] audit: type=2000 audit(1788458954.098:1): state=initialized audit_enabled=0 res=1 [ 0.761345] thermal_sys: Registered thermal governor 'step_wise' [ 0.762100] cpuidle: using governor menu [ 0.764761] efi: Freeing EFI boot services memory: 35076K [ 0.769091] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.777163] dca service started, version 1.12.1 [ 0.786206] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 0.816176] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 0.817090] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 0.818089] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 0.819089] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 0.820679] ACPI: Added _OSI(Module Device) [ 0.824090] ACPI: Added _OSI(Processor Device) [ 0.828089] ACPI: Added _OSI(Processor Aggregator Device) [ 0.838707] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 0.846169] ACPI: Interpreter enabled [ 0.847133] ACPI: PM: (supports S0 S5) [ 0.850089] ACPI: Using IOAPIC for interrupt routing [ 0.854107] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.862090] PCI: Ignoring E820 reservations for host bridge windows [ 0.868141] ACPI: Enabled 1 GPEs in block 00 to 0F [ 0.881628] iommu: Default domain type: Translated [ 0.882090] iommu: DMA domain TLB invalidation policy: lazy mode [ 0.883200] efivars: Registered efivars operations [ 0.884174] hv_vmbus: hv_mmio=[mem 0x40000000-0xfed3ffff],[mem 0xfc0000000-0xfffffffff] fb=[mem 0x40000000-0x47ffffff] [ 0.885442] hv_vmbus: Vmbus version:5.3 [ 0.889504] PCI: Using ACPI for IRQ routing [ 0.893095] PCI: System does not support PCI [ 0.897150] vgaarb: loaded [ 0.899169] clocksource: Switched to clocksource tsc-early [ 0.903787] VFS: Disk quotas dquot_6.6.0 [ 0.907482] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.913980] pnp: PnP ACPI init [ 0.916818] pnp: PnP ACPI: found 3 devices [ 0.926203] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.933970] NET: Registered PF_INET protocol family [ 0.938226] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.954146] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) [ 0.961194] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.966828] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.973966] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, linear) [ 0.980383] TCP: Hash tables configured (established 65536 bind 65536) [ 0.986501] UDP hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.992567] UDP-Lite hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.998989] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 1.003594] NET: Registered PF_XDP protocol family [ 1.007206] PCI: CLS 0 bytes, default 64 [ 1.010261] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.016492] software IO TLB: mapped [mem 0x000000003a96c000-0x000000003e96c000] (64MB) [ 1.024830] RAPL PMU: API unit is 2^-32 Joules, 1 fixed counters, 10737418240 ms ovfl timer [ 1.032729] RAPL PMU: hw unit of domain psys 2^-0 Joules [ 1.037851] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.047737] clocksource: Switched to clocksource tsc [ 1.069533] Initialise system trusted keyrings [ 1.073734] workingset: timestamp_bits=39 max_order=21 bucket_order=0 [ 1.080043] Key type asymmetric registered [ 1.083851] Asymmetric key parser 'x509' registered [ 1.088898] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 1.096678] io scheduler mq-deadline registered [ 1.101026] io scheduler kyber registered [ 1.104757] io scheduler bfq registered [ 1.108704] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 1.114497] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.120735] 00:00: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 1.127924] 00:01: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 1.134966] serial8250: ttyS2 at I/O 0x3e8 (irq = 4, base_baud = 115200) is a 16550A [ 1.142533] i8042: PNP: No PS/2 controller found. [ 1.147292] hv_vmbus: registering driver hyperv_keyboard [ 1.153149] rtc_cmos 00:02: registered as rtc0 [ 1.157464] rtc_cmos 00:02: setting system clock to 2026-09-03T18:09:14 UTC (1788458954) [ 1.165439] input: AT Translated Set 2 keyboard as /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0004:00/MSFT1000:00/d34b2567-b9b6-42b9-8778-0a4ec0b955bf/serio0/input/input0 [ 1.179358] rtc_cmos 00:02: alarms up to one month, 114 bytes nvram [ 1.184832] intel_pstate: Intel P-state driver initializing [ 1.190350] efifb: probing for efifb [ 1.194067] efifb: framebuffer at 0x40000000, using 3072k, total 3072k [ 1.200364] efifb: mode is 1024x768x32, linelength=4096, pages=1 [ 1.205130] efifb: scrolling: redraw [ 1.208256] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 1.214861] Console: switching to colour frame buffer device 128x48 [ 1.223808] fb0: EFI VGA frame buffer device [ 1.227361] pstore: Using crash dump compression: deflate [ 1.231956] pstore: Registered efi_pstore as persistent store backend [ 1.237515] NET: Registered PF_INET6 protocol family [ 1.243744] Segment Routing with IPv6 [ 1.246770] In-situ OAM (IOAM) with IPv6 [ 1.250160] NET: Registered PF_PACKET protocol family [ 1.254821] Key type dns_resolver registered [ 1.258701] IPI shorthand broadcast: enabled [ 1.263574] sched_clock: Marking stable (1164005090, 98650565)->(1601124292, -338468637) [ 1.270593] registered taskstats version 1 [ 1.274604] Loading compiled-in X.509 certificates [ 2.115303] Loaded X.509 cert 'Kinvolk GmbH: Module signing key for 6.18.45-flatcar: bd04c69e854c547b63b31570ffb9dfb0b56e0a3e' [ 2.127057] Demotion targets for Node 0: null [ 2.131023] Key type .fscrypt registered [ 2.134118] Key type fscrypt-provisioning registered [ 2.137724] ima: No TPM chip found, activating TPM-bypass! [ 2.141672] ima: Allocated hash algorithm: sha1 [ 2.145858] ima: No architecture policies found [ 2.154065] clk: Disabling unused clocks [ 2.176817] Freeing unused kernel image (initmem) memory: 17040K [ 2.178311] Write protecting the kernel read-only data: 47104k [ 2.181440] Freeing unused kernel image (text/rodata gap) memory: 288K [ 2.183099] Freeing unused kernel image (rodata/data gap) memory: 36K [ 2.184662] Run /init as init process [ 2.249001] hv_vmbus: registering driver hv_pci [ 2.252864] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI VMBus probing: Using version 0x10004 [ 2.256227] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI host bridge to bus c05b:00 [ 2.257296] pci_bus c05b:00: root bus resource [mem 0xfc0000000-0xfc007ffff window] [ 2.258425] pci_bus c05b:00: No busn resource found for root bus, will use [bus 00-ff] [ 2.262513] pci c05b:00:00.0: [1414:00a9] type 00 class 0x010802 PCIe Endpoint [ 2.270279] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit] [ 2.285405] pci_bus c05b:00: busn_res: [bus 00-ff] end is updated to 00 [ 2.286485] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit]: assigned [ 2.296079] pps_core: LinuxPPS API ver. 1 registered [ 2.297006] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.299507] nvme nvme0: pci function c05b:00:00.0 [ 2.301848] PTP clock support registered [ 2.302250] nvme c05b:00:00.0: enabling device (0000 -> 0002) [ 2.459628] nvme nvme0: 2/0/0 default/read/poll queues [ 2.464918] nvme0n1: p1 p2 p3 p4 p6 p7 p9 [ 2.467784] hv_utils: Registering HyperV Utility Driver [ 2.468625] hv_vmbus: registering driver hv_utils [ 2.470218] hv_utils: Shutdown IC version 3.2 [ 2.471303] hv_utils: Heartbeat IC version 3.0 [ 2.472306] hv_utils: TimeSync IC version 4.0 [ 2.475811] hid: raw HID events driver (C) Jiri Kosina [ 2.477846] hv_vmbus: registering driver hid_hyperv [ 2.479835] input: Microsoft Vmbus HID-compliant Mouse as /devices/0006:045E:0621.0001/input/input1 [ 2.482144] hid-hyperv 0006:045E:0621.0001: input: VIRTUAL HID v0.01 Mouse [Microsoft Vmbus HID-compliant Mouse] on [ 2.490753] SCSI subsystem initialized [ 2.494818] hv_vmbus: registering driver hv_storvsc [ 2.496908] scsi host0: storvsc_host_t [ 2.498251] scsi 0:0:0:2: CD-ROM Msft Virtual DVD-ROM 1.0 PQ: 0 ANSI: 5 [ 2.506490] sr 0:0:0:2: [sr0] scsi-1 drive [ 2.509291] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 2.523013] device-mapper: core: CONFIG_IMA_DISABLE_HTABLE is disabled. Duplicate IMA measurements will not be recorded in the IMA log. [ 2.524929] device-mapper: uevent: version 1.0.3 [ 2.525839] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 2.531303] device-mapper: verity: sha256 using "sha256-lib" Mounting /usr from /dev/mapper/usr [ 2.561661] raid6: avx512x4 gen() 44629 MB/s [ 2.579661] raid6: avx512x2 gen() 44257 MB/s [ 2.596658] raid6: avx512x1 gen() 25557 MB/s [ 2.613657] raid6: avx2x4 gen() 37094 MB/s [ 2.630657] raid6: avx2x2 gen() 39008 MB/s [ 2.657657] raid6: avx2x1 gen() 31700 MB/s [ 2.658519] raid6: using algorithm avx512x4 gen() 44629 MB/s [ 2.675659] raid6: .... xor() 7299 MB/s, rmw enabled [ 2.676604] raid6: using avx512x2 recovery algorithm [ 2.683295] xor: automatically using best checksumming function avx [ 2.758398] Btrfs loaded, zoned=no, fsverity=no [ 2.762294] BTRFS: device fsid 346f6336-0225-492c-ac3e-02c988e1edaa devid 1 transid 38 /dev/mapper/usr (254:0) scanned by mount (157) [ 2.764906] BTRFS info (device dm-0): first mount of filesystem 346f6336-0225-492c-ac3e-02c988e1edaa [ 2.767974] BTRFS error (device dm-0): error allocating crc32c hash for checksum [ 2.769352] BTRFS error (device dm-0): open_ctree failed: -2 mount: mounting /dev/mapper/usr on /sysusr/usr failed: No such file or directory ERROR: The early initrd has failed. To activate debug shell breakpoints, boot with rd.earlyshell in the kernel cmdline, and to activate tracing, boot with rd.earlytrace Press Enter for emergency shell or wait 60 seconds for reboot. INFO: Rebooting [ 62.865343] ACPI: PM: Preparing to enter system sleep state S5 [ 62.867415] reboot: Restarting system [ 62.868253] reboot: machine restart btrfs_relative_path='' btrfs_subvol='' btrfs_subvolid='' check_signatures='no' color_highlight='black/light-gray' color_normal='light-gray/black' feature_200_final='y' feature_all_video_module='y' feature_chainloader_bpb='y' feature_default_font_path='y' feature_menuentry_id='y' feature_menuentry_options='y' feature_nativedisk_cmd='y' feature_ntldr='y' feature_platform_search_hint='y' feature_search_cryptodisk_only='y' feature_timeout_style='y' fw_path='(hd0,gpt1)/EFI/BOOT' grub_cpu='x86_64' grub_netfs_type='grub' grub_platform='efi' lang='' locale_dir='' net_default_ip='' net_default_mac='' net_default_server='' pager='' prefix='(memdisk)' pxe_default_server='' root='hd0,gpt1' secondary_locale_dir='' error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/fs/fshelp.c:find_file:257:file `/flatcar/grub/x86_64-efi/all_video.mod' not found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. GRUB version 2.12-flatcar4 ┌────────────────────────────────────────────────────────────────────────────┐││││││││││││││││││││││││││└────────────────────────────────────────────────────────────────────────────┘ Use the ▲ and ▼ keys to select which entry is highlighted. Press enter to boot the selected OS, `e' to edit the commands before booting or `c' for a command-line.  *Flatcar default  Flatcar USR-A  Flatcar USR-B             The highlighted entry will be executed automatically in 1s.  The highlighted entry will be executed automatically in 0s.  Booting `Flatcar default' [ 0.000000] Linux version 6.18.45-flatcar (build@pony-truck.infra.kinvolk.io) (x86_64-cros-linux-gnu-gcc (Gentoo Hardened 15.3.0 p8) 15.3.0, GNU ld (Gentoo 2.46.0 p1) 2.46.0) #1 SMP PREEMPT_DYNAMIC Thu Sep 3 12:05:44 -00 2026 [ 0.000000] Command line: BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000000c0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000044fdfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000044fe000-0x00000000048fdfff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000048fe000-0x000000003ff1efff] usable [ 0.000000] BIOS-e820: [mem 0x000000003ff1f000-0x000000003ffc8fff] reserved [ 0.000000] BIOS-e820: [mem 0x000000003ffc9000-0x000000003fffafff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000003fffb000-0x000000003fffefff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x000000003ffff000-0x000000003fffffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x00000002bfffffff] usable [ 0.000000] printk: legacy bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] APIC: Static calls initialized [ 0.000000] efi: EFI v2.7 by Microsoft [ 0.000000] efi: ACPI=0x3fffa000 ACPI 2.0=0x3fffa014 SMBIOS=0x3ff88000 SMBIOS 3.0=0x3ff86000 MEMATTR=0x3ea6e018 RNG=0x3ffd2018 [ 0.000000] random: crng init done [ 0.000000] secureboot: Secure boot disabled [ 0.000000] SMBIOS 3.1.0 present. [ 0.000000] DMI: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 04/22/2026 [ 0.000000] DMI: Memory slots populated: 2/2 [ 0.000000] Hypervisor detected: Microsoft Hyper-V [ 0.000000] Hyper-V: privilege flags low 0xae7f, high 0x3b8030, ext 0x62, hints 0x9e4e24, misc 0xe0bed7b2 [ 0.000000] Hyper-V: Nested features: 0x3e0101 [ 0.000000] Hyper-V: LAPIC Timer Frequency: 0x30d40 [ 0.000000] Hyper-V: Using hypercall for remote TLB flush [ 0.000000] clocksource: hyperv_clocksource_tsc_page: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] clocksource: hyperv_clocksource_msr: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] tsc: Detected 2300.000 MHz processor [ 0.000061] last_pfn = 0x2c0000 max_arch_pfn = 0x10000000000 [ 0.004264] MTRR map: 4 entries (2 fixed + 2 variable; max 18), built from 8 variable MTRRs [ 0.010144] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT Memory KASLR using RDRAND RDTSC... [ 0.017270] last_pfn = 0x40000 max_arch_pfn = 0x10000000000 [ 0.021237] Using GB pages for direct mapping [ 0.024763] ACPI: Early table checksum verification disabled [ 0.028751] ACPI: RSDP 0x000000003FFFA014 000024 (v02 VRTUAL) [ 0.034703] ACPI: XSDT 0x000000003FFF90E8 00005C (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.040786] ACPI: FACP 0x000000003FFF8000 000114 (v06 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.046604] ACPI: DSDT 0x000000003FFD6000 01E22B (v02 MSFTVM DSDT01 00000001 INTL 20230628) [ 0.052664] ACPI: FACS 0x000000003FFFE000 000040 [ 0.055904] ACPI: OEM0 0x000000003FFF7000 000064 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.062447] ACPI: SPCR 0x000000003FFF6000 000050 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.069152] ACPI: WAET 0x000000003FFF5000 000028 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.075735] ACPI: APIC 0x000000003FFD5000 000058 (v05 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.081933] ACPI: SRAT 0x000000003FFD4000 0000A0 (v03 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.087835] ACPI: BGRT 0x000000003FFD3000 000038 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.093978] ACPI: Reserving FACP table memory at [mem 0x3fff8000-0x3fff8113] [ 0.099037] ACPI: Reserving DSDT table memory at [mem 0x3ffd6000-0x3fff422a] [ 0.103732] ACPI: Reserving FACS table memory at [mem 0x3fffe000-0x3fffe03f] [ 0.108427] ACPI: Reserving OEM0 table memory at [mem 0x3fff7000-0x3fff7063] [ 0.113600] ACPI: Reserving SPCR table memory at [mem 0x3fff6000-0x3fff604f] [ 0.119233] ACPI: Reserving WAET table memory at [mem 0x3fff5000-0x3fff5027] [ 0.124320] ACPI: Reserving APIC table memory at [mem 0x3ffd5000-0x3ffd5057] [ 0.138449] ACPI: Reserving SRAT table memory at [mem 0x3ffd4000-0x3ffd409f] [ 0.143919] ACPI: Reserving BGRT table memory at [mem 0x3ffd3000-0x3ffd3037] [ 0.148969] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x3fffffff] [ 0.153029] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x2bfffffff] [ 0.157612] NUMA: Node 0 [mem 0x00001000-0x3fffffff] + [mem 0x100000000-0x2bfffffff] -> [mem 0x00001000-0x2bfffffff] [ 0.166023] NODE_DATA(0) allocated [mem 0x2bfff8d80-0x2bfffffff] [ 0.170363] Zone ranges: [ 0.172143] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.176875] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.181312] Normal [mem 0x0000000100000000-0x00000002bfffffff] [ 0.186065] Device empty [ 0.188352] Movable zone start for each node [ 0.191708] Early memory node ranges [ 0.194423] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.199319] node 0: [mem 0x0000000000100000-0x00000000044fdfff] [ 0.203807] node 0: [mem 0x00000000048fe000-0x000000003ff1efff] [ 0.209015] node 0: [mem 0x000000003ffff000-0x000000003fffffff] [ 0.213846] node 0: [mem 0x0000000100000000-0x00000002bfffffff] [ 0.218150] Initmem setup node 0 [mem 0x0000000000001000-0x00000002bfffffff] [ 0.224564] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.229431] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.235852] On node 0, zone DMA32: 1024 pages in unavailable ranges [ 0.240520] On node 0, zone DMA32: 224 pages in unavailable ranges [ 0.258227] ACPI: PM-Timer IO Port: 0x408 [ 0.261273] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1]) [ 0.265648] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.270982] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.275904] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.280522] ACPI: SPCR: console: uart,io,0x3f8,115200 [ 0.284569] TSC deadline timer available [ 0.287598] CPU topo: Max. logical packages: 1 [ 0.290898] CPU topo: Max. logical dies: 1 [ 0.294156] CPU topo: Max. dies per package: 1 [ 0.297021] CPU topo: Max. threads per core: 2 [ 0.300373] CPU topo: Num. cores per package: 1 [ 0.303590] CPU topo: Num. threads per package: 2 [ 0.306899] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.311129] [mem 0x40000000-0xffffffff] available for PCI devices [ 0.315536] Booting paravirtualized kernel on Hyper-V [ 0.319033] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.331199] setup_percpu: NR_CPUS:512 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.336898] percpu: Embedded 56 pages/cpu s190680 r8192 d30504 u1048576 [ 0.341571] Hyper-V: PV spinlocks enabled [ 0.344495] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.350326] Kernel command line: rootflags=rw mount.usrflags=ro BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.382618] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.389220] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.396288] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.402822] software IO TLB: area num 2. [ 0.420526] Fallback order for Node 0: 0 [ 0.420531] Built 1 zonelists, mobility grouping on. Total pages: 2095807 [ 0.429516] Policy zone: Normal [ 0.431986] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.449730] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 Poking KASLR using RDRAND RDTSC... [ 0.466063] ftrace: allocating 41455 entries in 164 pages [ 0.470046] ftrace: allocated 164 pages with 3 groups [ 0.474994] Dynamic Preempt: voluntary [ 0.477906] rcu: Preemptible hierarchical RCU implementation. [ 0.481930] rcu: RCU event tracing is enabled. [ 0.484969] rcu: RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=2. [ 0.489963] Trampoline variant of Tasks RCU enabled. [ 0.493750] Rude variant of Tasks RCU enabled. [ 0.497159] Tracing variant of Tasks RCU enabled. [ 0.500586] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.506451] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.511202] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.517375] RCU Tasks Rude: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.524250] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.534966] Using NULL legacy PIC [ 0.537490] NR_IRQS: 33024, nr_irqs: 440, preallocated irqs: 0 [ 0.541975] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.547105] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.554761] Console: colour dummy device 80x25 [ 0.558256] printk: legacy console [tty1] enabled [ 0.562252] printk: legacy console [ttyS0] enabled [ 0.562252] printk: legacy console [ttyS0] enabled [ 0.570210] printk: legacy bootconsole [earlyser0] disabled [ 0.570210] printk: legacy bootconsole [earlyser0] disabled [ 0.579263] ACPI: Core revision 20250807 [ 0.582725] Failed to register legacy timer interrupt [ 0.587113] APIC: Switch to symmetric I/O mode setup [ 0.591551] x2apic enabled [ 0.594335] APIC: Switched APIC routing to: physical x2apic [ 0.598888] Hyper-V: Host Build 10.0.26100.1652-1-0 [ 0.602837] Hyper-V: enabling crash_kexec_post_notifiers [ 0.607074] Hyper-V: Using IPI hypercalls [ 0.609818] APIC: send_IPI() replaced with hv_send_ipi() [ 0.613396] APIC: send_IPI_mask() replaced with hv_send_ipi_mask() [ 0.619277] APIC: send_IPI_mask_allbutself() replaced with hv_send_ipi_mask_allbutself() [ 0.625436] APIC: send_IPI_allbutself() replaced with hv_send_ipi_allbutself() [ 0.631459] APIC: send_IPI_all() replaced with hv_send_ipi_all() [ 0.636510] APIC: send_IPI_self() replaced with hv_send_ipi_self() [ 0.641632] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.652114] Calibrating delay loop (skipped), value calculated using timer frequency.. 4600.00 BogoMIPS (lpj=2300000) [ 0.653111] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 0.653111] CET detected: Indirect Branch Tracking enabled [ 0.653111] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.653111] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.653111] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 0.653111] Speculative Store Bypass: Vulnerable [ 0.653111] Spectre V2 : Mitigation: Retpolines [ 0.653111] RETBleed: Vulnerable [ 0.653111] ITS: Mitigation: Aligned branch/return thunks [ 0.653111] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.653111] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 0.653111] active return thunk: its_return_thunk [ 0.653111] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.653111] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.653111] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.653111] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 0.653111] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 0.653111] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 0.653111] x86/fpu: Supporting XSAVE feature 0x800: 'Control-flow User registers' [ 0.653111] x86/fpu: Supporting XSAVE feature 0x1000: 'Control-flow Kernel registers (KVM only)' [ 0.653111] x86/fpu: Supporting XSAVE feature 0x20000: 'AMX Tile config' [ 0.653111] x86/fpu: Supporting XSAVE feature 0x40000: 'AMX Tile data' [ 0.653111] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.653111] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 0.653111] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 0.653111] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 0.653111] x86/fpu: xstate_offset[11]: 2432, xstate_sizes[11]: 16 [ 0.653111] x86/fpu: xstate_offset[12]: 2448, xstate_sizes[12]: 24 [ 0.653111] x86/fpu: xstate_offset[17]: 2496, xstate_sizes[17]: 64 [ 0.653111] x86/fpu: xstate_offset[18]: 2560, xstate_sizes[18]: 8192 [ 0.653111] x86/fpu: Enabled xstate features 0x618e7, context size is 10752 bytes, using 'compacted' format. [ 0.653111] Freeing SMP alternatives memory: 40K [ 0.653111] pid_max: default: 32768 minimum: 301 [ 0.653111] LSM: initializing lsm=lockdown,capability,landlock,selinux,ima [ 0.653111] landlock: Up and running. [ 0.653111] SELinux: Initializing. [ 0.653111] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.653111] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.653111] smpboot: CPU0: Intel INTEL(R) XEON(R) PLATINUM 8573C (family: 0x6, model: 0xcf, stepping: 0x2) [ 0.653324] Performance Events: unsupported CPU family 6 model 207 no PMU driver, software events only. [ 0.654170] signal: max sigframe size: 11952 [ 0.655183] rcu: Hierarchical SRCU implementation. [ 0.656114] rcu: Max phase no-delay instances is 400. [ 0.657191] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level [ 0.661063] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.661191] smp: Bringing up secondary CPUs ... [ 0.662247] smpboot: x86: Booting SMP configuration: [ 0.663116] .... node #0, CPUs: #1 [ 0.734160] smp: Brought up 1 node, 2 CPUs [ 0.736115] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.737305] Memory: 8059308K/8383228K available (14045K kernel code, 2495K rwdata, 32732K rodata, 17040K init, 952K bss, 318644K reserved, 0K cma-reserved) [ 0.738349] devtmpfs: initialized [ 0.739111] x86/mm: Memory block size: 128MB [ 0.746160] ACPI: PM: Registering ACPI NVS region [mem 0x3fffb000-0x3fffefff] (16384 bytes) [ 0.747170] posixtimers hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 0.753126] futex hash table entries: 512 (32768 bytes on 1 NUMA nodes, total 32 KiB, linear). [ 0.767200] pinctrl core: initialized pinctrl subsystem [ 0.771561] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 0.777241] audit: initializing netlink subsys (disabled) [ 0.781182] audit: type=2000 audit(1788459021.129:1): state=initialized audit_enabled=0 res=1 [ 0.782185] thermal_sys: Registered thermal governor 'step_wise' [ 0.783134] cpuidle: using governor menu [ 0.793221] efi: Freeing EFI boot services memory: 35076K [ 0.798117] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.803184] dca service started, version 1.12.1 [ 0.807249] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 0.840807] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 0.841117] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 0.842115] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 0.843114] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 0.845140] ACPI: Added _OSI(Module Device) [ 0.846115] ACPI: Added _OSI(Processor Device) [ 0.847115] ACPI: Added _OSI(Processor Aggregator Device) [ 0.854642] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 0.855252] ACPI: Interpreter enabled [ 0.856122] ACPI: PM: (supports S0 S5) [ 0.857115] ACPI: Using IOAPIC for interrupt routing [ 0.858163] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.859114] PCI: Ignoring E820 reservations for host bridge windows [ 0.860192] ACPI: Enabled 1 GPEs in block 00 to 0F [ 0.861718] iommu: Default domain type: Translated [ 0.865117] iommu: DMA domain TLB invalidation policy: lazy mode [ 0.874215] efivars: Registered efivars operations [ 0.875203] hv_vmbus: hv_mmio=[mem 0x40000000-0xfed3ffff],[mem 0xfc0000000-0xfffffffff] fb=[mem 0x40000000-0x47ffffff] [ 0.876397] hv_vmbus: Vmbus version:5.3 [ 0.877720] PCI: Using ACPI for IRQ routing [ 0.880117] PCI: System does not support PCI [ 0.884146] vgaarb: loaded [ 0.885216] clocksource: Switched to clocksource tsc-early [ 0.889663] VFS: Disk quotas dquot_6.6.0 [ 0.892684] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.899043] pnp: PnP ACPI init [ 0.901627] pnp: PnP ACPI: found 3 devices [ 0.912329] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.919445] NET: Registered PF_INET protocol family [ 0.923191] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.938020] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) [ 0.945148] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.950706] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.957599] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, linear) [ 0.964242] TCP: Hash tables configured (established 65536 bind 65536) [ 0.969894] UDP hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.977458] UDP-Lite hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.984351] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 0.988524] NET: Registered PF_XDP protocol family [ 0.992475] PCI: CLS 0 bytes, default 64 [ 0.995296] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.000508] software IO TLB: mapped [mem 0x000000003a96e000-0x000000003e96e000] (64MB) [ 1.009115] RAPL PMU: API unit is 2^-32 Joules, 1 fixed counters, 10737418240 ms ovfl timer [ 1.018752] RAPL PMU: hw unit of domain psys 2^-0 Joules [ 1.023459] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.031436] clocksource: Switched to clocksource tsc [ 1.052641] Initialise system trusted keyrings [ 1.057042] workingset: timestamp_bits=39 max_order=21 bucket_order=0 [ 1.062874] Key type asymmetric registered [ 1.066602] Asymmetric key parser 'x509' registered [ 1.072257] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 1.081034] io scheduler mq-deadline registered [ 1.085822] io scheduler kyber registered [ 1.093042] io scheduler bfq registered [ 1.096666] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 1.102086] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.107649] 00:00: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 1.114077] 00:01: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 1.121986] serial8250: ttyS2 at I/O 0x3e8 (irq = 4, base_baud = 115200) is a 16550A [ 1.130187] i8042: PNP: No PS/2 controller found. [ 1.134407] hv_vmbus: registering driver hyperv_keyboard [ 1.139815] rtc_cmos 00:02: registered as rtc0 [ 1.143745] rtc_cmos 00:02: setting system clock to 2026-09-03T18:10:21 UTC (1788459021) [ 1.150895] input: AT Translated Set 2 keyboard as /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0004:00/MSFT1000:00/d34b2567-b9b6-42b9-8778-0a4ec0b955bf/serio0/input/input0 [ 1.163914] rtc_cmos 00:02: alarms up to one month, 114 bytes nvram [ 1.169362] intel_pstate: Intel P-state driver initializing [ 1.174817] efifb: probing for efifb [ 1.178371] efifb: framebuffer at 0x40000000, using 3072k, total 3072k [ 1.185925] efifb: mode is 1024x768x32, linelength=4096, pages=1 [ 1.192148] efifb: scrolling: redraw [ 1.195331] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 1.201406] Console: switching to colour frame buffer device 128x48 [ 1.207694] fb0: EFI VGA frame buffer device [ 1.221908] pstore: Using crash dump compression: deflate [ 1.227344] pstore: Registered efi_pstore as persistent store backend [ 1.233207] NET: Registered PF_INET6 protocol family [ 1.239098] Segment Routing with IPv6 [ 1.242801] In-situ OAM (IOAM) with IPv6 [ 1.247266] NET: Registered PF_PACKET protocol family [ 1.252081] Key type dns_resolver registered [ 1.256459] IPI shorthand broadcast: enabled [ 1.263398] sched_clock: Marking stable (1158006166, 105007228)->(1625799111, -362785717) [ 1.279336] registered taskstats version 1 [ 1.284831] Loading compiled-in X.509 certificates [ 2.106934] Loaded X.509 cert 'Kinvolk GmbH: Module signing key for 6.18.45-flatcar: bd04c69e854c547b63b31570ffb9dfb0b56e0a3e' [ 2.119883] Demotion targets for Node 0: null [ 2.124040] Key type .fscrypt registered [ 2.127484] Key type fscrypt-provisioning registered [ 2.131431] ima: No TPM chip found, activating TPM-bypass! [ 2.135972] ima: Allocated hash algorithm: sha1 [ 2.139865] ima: No architecture policies found [ 2.148195] clk: Disabling unused clocks [ 2.166589] Freeing unused kernel image (initmem) memory: 17040K [ 2.167350] Write protecting the kernel read-only data: 47104k [ 2.169397] Freeing unused kernel image (text/rodata gap) memory: 288K [ 2.170530] Freeing unused kernel image (rodata/data gap) memory: 36K [ 2.171698] Run /init as init process [ 2.239573] hv_vmbus: registering driver hv_pci [ 2.243113] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI VMBus probing: Using version 0x10004 [ 2.246000] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI host bridge to bus c05b:00 [ 2.247592] pci_bus c05b:00: root bus resource [mem 0xfc0000000-0xfc007ffff window] [ 2.249042] pci_bus c05b:00: No busn resource found for root bus, will use [bus 00-ff] [ 2.254650] pci c05b:00:00.0: [1414:00a9] type 00 class 0x010802 PCIe Endpoint [ 2.262582] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit] [ 2.279775] pci_bus c05b:00: busn_res: [bus 00-ff] end is updated to 00 [ 2.281528] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit]: assigned [ 2.292363] pps_core: LinuxPPS API ver. 1 registered [ 2.293790] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.296830] nvme nvme0: pci function c05b:00:00.0 [ 2.298696] nvme c05b:00:00.0: enabling device (0000 -> 0002) [ 2.300347] PTP clock support registered [ 2.456106] nvme nvme0: 2/0/0 default/read/poll queues [ 2.461918] nvme0n1: p1 p2 p3 p4 p6 p7 p9 [ 2.464803] hv_utils: Registering HyperV Utility Driver [ 2.465840] hv_vmbus: registering driver hv_utils [ 2.467261] hv_utils: Shutdown IC version 3.2 [ 2.468364] hv_utils: Heartbeat IC version 3.0 [ 2.469720] hv_utils: TimeSync IC version 4.0 [ 2.473532] hid: raw HID events driver (C) Jiri Kosina [ 2.475367] hv_vmbus: registering driver hid_hyperv [ 2.477237] input: Microsoft Vmbus HID-compliant Mouse as /devices/0006:045E:0621.0001/input/input1 [ 2.479528] hid-hyperv 0006:045E:0621.0001: input: VIRTUAL HID v0.01 Mouse [Microsoft Vmbus HID-compliant Mouse] on [ 2.488583] SCSI subsystem initialized [ 2.493648] hv_vmbus: registering driver hv_storvsc [ 2.495504] scsi host0: storvsc_host_t [ 2.496654] scsi 0:0:0:2: CD-ROM Msft Virtual DVD-ROM 1.0 PQ: 0 ANSI: 5 [ 2.504500] sr 0:0:0:2: [sr0] scsi-1 drive [ 2.505543] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 2.521198] device-mapper: core: CONFIG_IMA_DISABLE_HTABLE is disabled. Duplicate IMA measurements will not be recorded in the IMA log. [ 2.523424] device-mapper: uevent: version 1.0.3 [ 2.524445] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 2.529425] device-mapper: verity: sha256 using "sha256-lib" Mounting /usr from /dev/mapper/usr [ 2.560016] raid6: avx512x4 gen() 44737 MB/s [ 2.578014] raid6: avx512x2 gen() 42915 MB/s [ 2.595015] raid6: avx512x1 gen() 26200 MB/s [ 2.612015] raid6: avx2x4 gen() 36165 MB/s [ 2.629015] raid6: avx2x2 gen() 37368 MB/s [ 2.647015] raid6: avx2x1 gen() 32085 MB/s [ 2.647913] raid6: using algorithm avx512x4 gen() 44737 MB/s [ 2.665014] raid6: .... xor() 7246 MB/s, rmw enabled [ 2.665870] raid6: using avx512x2 recovery algorithm [ 2.672432] xor: automatically using best checksumming function avx [ 2.744159] Btrfs loaded, zoned=no, fsverity=no [ 2.747759] BTRFS: device fsid 346f6336-0225-492c-ac3e-02c988e1edaa devid 1 transid 38 /dev/mapper/usr (254:0) scanned by mount (157) [ 2.750111] BTRFS info (device dm-0): first mount of filesystem 346f6336-0225-492c-ac3e-02c988e1edaa [ 2.753402] BTRFS error (device dm-0): error allocating crc32c hash for checksum [ 2.754948] BTRFS error (device dm-0): open_ctree failed: -2 mount: mounting /dev/mapper/usr on /sysusr/usr failed: No such file or directory ERROR: The early initrd has failed. To activate debug shell breakpoints, boot with rd.earlyshell in the kernel cmdline, and to activate tracing, boot with rd.earlytrace Press Enter for emergency shell or wait 60 seconds for reboot. INFO: Rebooting [ 62.852613] ACPI: PM: Preparing to enter system sleep state S5 [ 62.854668] reboot: Restarting system [ 62.855596] reboot: machine restart Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported btrfs_relative_path='' btrfs_subvol='' btrfs_subvolid='' check_signatures='no' color_highlight='black/light-gray' color_normal='light-gray/black' feature_200_final='y' feature_all_video_module='y' feature_chainloader_bpb='y' feature_default_font_path='y' feature_menuentry_id='y' feature_menuentry_options='y' feature_nativedisk_cmd='y' feature_ntldr='y' feature_platform_search_hint='y' feature_search_cryptodisk_only='y' feature_timeout_style='y' fw_path='(hd0,gpt1)/EFI/BOOT' grub_cpu='x86_64' grub_netfs_type='grub' grub_platform='efi' lang='' locale_dir='' net_default_ip='' net_default_mac='' net_default_server='' pager='' prefix='(memdisk)' pxe_default_server='' root='hd0,gpt1' secondary_locale_dir='' error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/fs/fshelp.c:find_file:257:file `/flatcar/grub/x86_64-efi/all_video.mod' not found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. GRUB version 2.12-flatcar4 ┌────────────────────────────────────────────────────────────────────────────┐││││││││││││││││││││││││││└────────────────────────────────────────────────────────────────────────────┘ Use the ▲ and ▼ keys to select which entry is highlighted. Press enter to boot the selected OS, `e' to edit the commands before booting or `c' for a command-line.  *Flatcar default  Flatcar USR-A  Flatcar USR-B             The highlighted entry will be executed automatically in 1s.  The highlighted entry will be executed automatically in 0s.  Booting `Flatcar default' [ 0.000000] Linux version 6.18.45-flatcar (build@pony-truck.infra.kinvolk.io) (x86_64-cros-linux-gnu-gcc (Gentoo Hardened 15.3.0 p8) 15.3.0, GNU ld (Gentoo 2.46.0 p1) 2.46.0) #1 SMP PREEMPT_DYNAMIC Thu Sep 3 12:05:44 -00 2026 [ 0.000000] Command line: BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000000c0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000044fdfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000044fe000-0x00000000048fdfff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000048fe000-0x000000003ff1efff] usable [ 0.000000] BIOS-e820: [mem 0x000000003ff1f000-0x000000003ffc8fff] reserved [ 0.000000] BIOS-e820: [mem 0x000000003ffc9000-0x000000003fffafff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000003fffb000-0x000000003fffefff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x000000003ffff000-0x000000003fffffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x00000002bfffffff] usable [ 0.000000] printk: legacy bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] APIC: Static calls initialized [ 0.000000] efi: EFI v2.7 by Microsoft [ 0.000000] efi: ACPI=0x3fffa000 ACPI 2.0=0x3fffa014 SMBIOS=0x3ff88000 SMBIOS 3.0=0x3ff86000 MEMATTR=0x3ea5f018 RNG=0x3ffd2018 [ 0.000000] random: crng init done [ 0.000000] secureboot: Secure boot disabled [ 0.000000] SMBIOS 3.1.0 present. [ 0.000000] DMI: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 04/22/2026 [ 0.000000] DMI: Memory slots populated: 2/2 [ 0.000000] Hypervisor detected: Microsoft Hyper-V [ 0.000000] Hyper-V: privilege flags low 0xae7f, high 0x3b8030, ext 0x62, hints 0x9e4e24, misc 0xe0bed7b2 [ 0.000000] Hyper-V: Nested features: 0x3e0101 [ 0.000000] Hyper-V: LAPIC Timer Frequency: 0x30d40 [ 0.000000] Hyper-V: Using hypercall for remote TLB flush [ 0.000000] clocksource: hyperv_clocksource_tsc_page: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] clocksource: hyperv_clocksource_msr: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] tsc: Detected 2300.000 MHz processor [ 0.000059] last_pfn = 0x2c0000 max_arch_pfn = 0x10000000000 [ 0.004439] MTRR map: 4 entries (2 fixed + 2 variable; max 18), built from 8 variable MTRRs [ 0.011754] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT Memory KASLR using RDRAND RDTSC... [ 0.019668] last_pfn = 0x40000 max_arch_pfn = 0x10000000000 [ 0.024603] Using GB pages for direct mapping [ 0.028117] ACPI: Early table checksum verification disabled [ 0.032216] ACPI: RSDP 0x000000003FFFA014 000024 (v02 VRTUAL) [ 0.036628] ACPI: XSDT 0x000000003FFF90E8 00005C (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.043372] ACPI: FACP 0x000000003FFF8000 000114 (v06 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.049561] ACPI: DSDT 0x000000003FFD6000 01E22B (v02 MSFTVM DSDT01 00000001 INTL 20230628) [ 0.056599] ACPI: FACS 0x000000003FFFE000 000040 [ 0.060251] ACPI: OEM0 0x000000003FFF7000 000064 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.066707] ACPI: SPCR 0x000000003FFF6000 000050 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.073232] ACPI: WAET 0x000000003FFF5000 000028 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.079772] ACPI: APIC 0x000000003FFD5000 000058 (v05 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.086334] ACPI: SRAT 0x000000003FFD4000 0000A0 (v03 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.093115] ACPI: BGRT 0x000000003FFD3000 000038 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.099813] ACPI: Reserving FACP table memory at [mem 0x3fff8000-0x3fff8113] [ 0.105335] ACPI: Reserving DSDT table memory at [mem 0x3ffd6000-0x3fff422a] [ 0.110802] ACPI: Reserving FACS table memory at [mem 0x3fffe000-0x3fffe03f] [ 0.116162] ACPI: Reserving OEM0 table memory at [mem 0x3fff7000-0x3fff7063] [ 0.121688] ACPI: Reserving SPCR table memory at [mem 0x3fff6000-0x3fff604f] [ 0.127184] ACPI: Reserving WAET table memory at [mem 0x3fff5000-0x3fff5027] [ 0.133083] ACPI: Reserving APIC table memory at [mem 0x3ffd5000-0x3ffd5057] [ 0.138690] ACPI: Reserving SRAT table memory at [mem 0x3ffd4000-0x3ffd409f] [ 0.143749] ACPI: Reserving BGRT table memory at [mem 0x3ffd3000-0x3ffd3037] [ 0.149134] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x3fffffff] [ 0.153730] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x2bfffffff] [ 0.158557] NUMA: Node 0 [mem 0x00001000-0x3fffffff] + [mem 0x100000000-0x2bfffffff] -> [mem 0x00001000-0x2bfffffff] [ 0.166844] NODE_DATA(0) allocated [mem 0x2bfff8d80-0x2bfffffff] [ 0.171733] Zone ranges: [ 0.173483] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.178119] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.182637] Normal [mem 0x0000000100000000-0x00000002bfffffff] [ 0.187112] Device empty [ 0.189239] Movable zone start for each node [ 0.192402] Early memory node ranges [ 0.195530] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.200114] node 0: [mem 0x0000000000100000-0x00000000044fdfff] [ 0.204813] node 0: [mem 0x00000000048fe000-0x000000003ff1efff] [ 0.209654] node 0: [mem 0x000000003ffff000-0x000000003fffffff] [ 0.215201] node 0: [mem 0x0000000100000000-0x00000002bfffffff] [ 0.220321] Initmem setup node 0 [mem 0x0000000000001000-0x00000002bfffffff] [ 0.227425] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.232153] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.238506] On node 0, zone DMA32: 1024 pages in unavailable ranges [ 0.244026] On node 0, zone DMA32: 224 pages in unavailable ranges [ 0.262656] ACPI: PM-Timer IO Port: 0x408 [ 0.265466] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1]) [ 0.269659] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.275218] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.280189] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.284809] ACPI: SPCR: console: uart,io,0x3f8,115200 [ 0.288566] TSC deadline timer available [ 0.291596] CPU topo: Max. logical packages: 1 [ 0.295140] CPU topo: Max. logical dies: 1 [ 0.298626] CPU topo: Max. dies per package: 1 [ 0.302010] CPU topo: Max. threads per core: 2 [ 0.305580] CPU topo: Num. cores per package: 1 [ 0.309173] CPU topo: Num. threads per package: 2 [ 0.312681] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.317002] [mem 0x40000000-0xffffffff] available for PCI devices [ 0.322038] Booting paravirtualized kernel on Hyper-V [ 0.326382] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.338954] setup_percpu: NR_CPUS:512 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.346060] percpu: Embedded 56 pages/cpu s190680 r8192 d30504 u1048576 [ 0.351752] Hyper-V: PV spinlocks enabled [ 0.355288] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.361651] Kernel command line: rootflags=rw mount.usrflags=ro BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.392500] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.399255] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.405636] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.411587] software IO TLB: area num 2. [ 0.429175] Fallback order for Node 0: 0 [ 0.429179] Built 1 zonelists, mobility grouping on. Total pages: 2095807 [ 0.437405] Policy zone: Normal [ 0.439761] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.457913] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 Poking KASLR using RDRAND RDTSC... [ 0.473994] ftrace: allocating 41455 entries in 164 pages [ 0.481050] ftrace: allocated 164 pages with 3 groups [ 0.485775] Dynamic Preempt: voluntary [ 0.488681] rcu: Preemptible hierarchical RCU implementation. [ 0.493176] rcu: RCU event tracing is enabled. [ 0.496716] rcu: RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=2. [ 0.502163] Trampoline variant of Tasks RCU enabled. [ 0.505934] Rude variant of Tasks RCU enabled. [ 0.509420] Tracing variant of Tasks RCU enabled. [ 0.513002] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.518765] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.523647] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.530180] RCU Tasks Rude: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.536840] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.548675] Using NULL legacy PIC [ 0.551106] NR_IRQS: 33024, nr_irqs: 440, preallocated irqs: 0 [ 0.555633] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.561544] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.569075] Console: colour dummy device 80x25 [ 0.572229] printk: legacy console [tty1] enabled [ 0.576413] printk: legacy console [ttyS0] enabled [ 0.576413] printk: legacy console [ttyS0] enabled [ 0.583851] printk: legacy bootconsole [earlyser0] disabled [ 0.583851] printk: legacy bootconsole [earlyser0] disabled [ 0.593342] ACPI: Core revision 20250807 [ 0.596707] Failed to register legacy timer interrupt [ 0.600849] APIC: Switch to symmetric I/O mode setup [ 0.605230] x2apic enabled [ 0.607934] APIC: Switched APIC routing to: physical x2apic [ 0.612151] Hyper-V: Host Build 10.0.26100.1652-1-0 [ 0.615924] Hyper-V: enabling crash_kexec_post_notifiers [ 0.620158] Hyper-V: Using IPI hypercalls [ 0.623280] APIC: send_IPI() replaced with hv_send_ipi() [ 0.627284] APIC: send_IPI_mask() replaced with hv_send_ipi_mask() [ 0.634820] APIC: send_IPI_mask_allbutself() replaced with hv_send_ipi_mask_allbutself() [ 0.646021] APIC: send_IPI_allbutself() replaced with hv_send_ipi_allbutself() [ 0.651447] APIC: send_IPI_all() replaced with hv_send_ipi_all() [ 0.655955] APIC: send_IPI_self() replaced with hv_send_ipi_self() [ 0.660386] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.668667] Calibrating delay loop (skipped), value calculated using timer frequency.. 4600.00 BogoMIPS (lpj=2300000) [ 0.669664] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 0.669664] CET detected: Indirect Branch Tracking enabled [ 0.669664] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.669664] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.669664] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 0.669664] Speculative Store Bypass: Vulnerable [ 0.669664] Spectre V2 : Mitigation: Retpolines [ 0.669664] RETBleed: Vulnerable [ 0.669664] ITS: Mitigation: Aligned branch/return thunks [ 0.669664] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.669664] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 0.669664] active return thunk: its_return_thunk [ 0.669664] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.669664] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.669664] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.669664] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 0.669664] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 0.669664] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 0.669664] x86/fpu: Supporting XSAVE feature 0x800: 'Control-flow User registers' [ 0.669664] x86/fpu: Supporting XSAVE feature 0x1000: 'Control-flow Kernel registers (KVM only)' [ 0.669664] x86/fpu: Supporting XSAVE feature 0x20000: 'AMX Tile config' [ 0.669664] x86/fpu: Supporting XSAVE feature 0x40000: 'AMX Tile data' [ 0.669664] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.669664] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 0.669664] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 0.669664] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 0.669664] x86/fpu: xstate_offset[11]: 2432, xstate_sizes[11]: 16 [ 0.669664] x86/fpu: xstate_offset[12]: 2448, xstate_sizes[12]: 24 [ 0.669664] x86/fpu: xstate_offset[17]: 2496, xstate_sizes[17]: 64 [ 0.669664] x86/fpu: xstate_offset[18]: 2560, xstate_sizes[18]: 8192 [ 0.669664] x86/fpu: Enabled xstate features 0x618e7, context size is 10752 bytes, using 'compacted' format. [ 0.669664] Freeing SMP alternatives memory: 40K [ 0.669664] pid_max: default: 32768 minimum: 301 [ 0.669664] LSM: initializing lsm=lockdown,capability,landlock,selinux,ima [ 0.669664] landlock: Up and running. [ 0.669664] SELinux: Initializing. [ 0.669664] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.669664] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.669664] smpboot: CPU0: Intel INTEL(R) XEON(R) PLATINUM 8573C (family: 0x6, model: 0xcf, stepping: 0x2) [ 0.669869] Performance Events: unsupported CPU family 6 model 207 no PMU driver, software events only. [ 0.670724] signal: max sigframe size: 11952 [ 0.671701] rcu: Hierarchical SRCU implementation. [ 0.672667] rcu: Max phase no-delay instances is 400. [ 0.673744] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level [ 0.677728] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.678744] smp: Bringing up secondary CPUs ... [ 0.679800] smpboot: x86: Booting SMP configuration: [ 0.680670] .... node #0, CPUs: #1 [ 0.682933] smp: Brought up 1 node, 2 CPUs [ 0.684671] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.735424] Memory: 8059320K/8383228K available (14045K kernel code, 2495K rwdata, 32732K rodata, 17040K init, 952K bss, 318632K reserved, 0K cma-reserved) [ 0.735938] devtmpfs: initialized [ 0.739742] x86/mm: Memory block size: 128MB [ 0.743707] ACPI: PM: Registering ACPI NVS region [mem 0x3fffb000-0x3fffefff] (16384 bytes) [ 0.744750] posixtimers hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 0.750679] futex hash table entries: 512 (32768 bytes on 1 NUMA nodes, total 32 KiB, linear). [ 0.758752] pinctrl core: initialized pinctrl subsystem [ 0.763104] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 0.768794] audit: initializing netlink subsys (disabled) [ 0.772731] audit: type=2000 audit(1788459089.104:1): state=initialized audit_enabled=0 res=1 [ 0.773863] thermal_sys: Registered thermal governor 'step_wise' [ 0.774679] cpuidle: using governor menu [ 0.777664] efi: Freeing EFI boot services memory: 35064K [ 0.781671] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.787737] dca service started, version 1.12.1 [ 0.791800] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 0.818408] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 0.818671] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 0.819668] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 0.820668] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 0.822722] ACPI: Added _OSI(Module Device) [ 0.823668] ACPI: Added _OSI(Processor Device) [ 0.824670] ACPI: Added _OSI(Processor Aggregator Device) [ 0.835859] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 0.841792] ACPI: Interpreter enabled [ 0.842673] ACPI: PM: (supports S0 S5) [ 0.845669] ACPI: Using IOAPIC for interrupt routing [ 0.849687] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.864669] PCI: Ignoring E820 reservations for host bridge windows [ 0.870735] ACPI: Enabled 1 GPEs in block 00 to 0F [ 0.875685] iommu: Default domain type: Translated [ 0.876669] iommu: DMA domain TLB invalidation policy: lazy mode [ 0.877784] efivars: Registered efivars operations [ 0.878757] hv_vmbus: hv_mmio=[mem 0x40000000-0xfed3ffff],[mem 0xfc0000000-0xfffffffff] fb=[mem 0x40000000-0x47ffffff] [ 0.880012] hv_vmbus: Vmbus version:5.3 [ 0.884162] PCI: Using ACPI for IRQ routing [ 0.887670] PCI: System does not support PCI [ 0.892689] vgaarb: loaded [ 0.894758] clocksource: Switched to clocksource tsc-early [ 0.900271] VFS: Disk quotas dquot_6.6.0 [ 0.903857] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.910691] pnp: PnP ACPI init [ 0.913792] pnp: PnP ACPI: found 3 devices [ 0.924086] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.932722] NET: Registered PF_INET protocol family [ 0.936925] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.953347] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) [ 0.960796] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.967497] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.975249] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, linear) [ 0.983957] TCP: Hash tables configured (established 65536 bind 65536) [ 0.990931] UDP hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.998150] UDP-Lite hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 1.005464] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 1.009895] NET: Registered PF_XDP protocol family [ 1.013857] PCI: CLS 0 bytes, default 64 [ 1.016945] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.022290] software IO TLB: mapped [mem 0x000000003a95f000-0x000000003e95f000] (64MB) [ 1.029760] RAPL PMU: API unit is 2^-32 Joules, 1 fixed counters, 10737418240 ms ovfl timer [ 1.036967] RAPL PMU: hw unit of domain psys 2^-0 Joules [ 1.041507] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.050381] clocksource: Switched to clocksource tsc [ 1.071591] Initialise system trusted keyrings [ 1.075786] workingset: timestamp_bits=39 max_order=21 bucket_order=0 [ 1.081644] Key type asymmetric registered [ 1.084923] Asymmetric key parser 'x509' registered [ 1.090377] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 1.097150] io scheduler mq-deadline registered [ 1.100835] io scheduler kyber registered [ 1.104443] io scheduler bfq registered [ 1.108507] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 1.113679] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.119321] 00:00: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 1.126206] 00:01: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 1.132892] serial8250: ttyS2 at I/O 0x3e8 (irq = 4, base_baud = 115200) is a 16550A [ 1.140491] i8042: PNP: No PS/2 controller found. [ 1.144647] hv_vmbus: registering driver hyperv_keyboard [ 1.150081] rtc_cmos 00:02: registered as rtc0 [ 1.154300] rtc_cmos 00:02: setting system clock to 2026-09-03T18:11:29 UTC (1788459089) [ 1.161247] input: AT Translated Set 2 keyboard as /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0004:00/MSFT1000:00/d34b2567-b9b6-42b9-8778-0a4ec0b955bf/serio0/input/input0 [ 1.174219] rtc_cmos 00:02: alarms up to one month, 114 bytes nvram [ 1.179644] intel_pstate: Intel P-state driver initializing [ 1.184718] efifb: probing for efifb [ 1.187776] efifb: framebuffer at 0x40000000, using 3072k, total 3072k [ 1.193293] efifb: mode is 1024x768x32, linelength=4096, pages=1 [ 1.198549] efifb: scrolling: redraw [ 1.201636] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 1.207948] Console: switching to colour frame buffer device 128x48 [ 1.214010] fb0: EFI VGA frame buffer device [ 1.217980] pstore: Using crash dump compression: deflate [ 1.222573] pstore: Registered efi_pstore as persistent store backend [ 1.228204] NET: Registered PF_INET6 protocol family [ 1.237205] Segment Routing with IPv6 [ 1.240293] In-situ OAM (IOAM) with IPv6 [ 1.243519] NET: Registered PF_PACKET protocol family [ 1.248361] Key type dns_resolver registered [ 1.252464] IPI shorthand broadcast: enabled [ 1.257034] sched_clock: Marking stable (1149004514, 107121582)->(1607194769, -351068673) [ 1.264498] registered taskstats version 1 [ 1.268310] Loading compiled-in X.509 certificates [ 2.134555] Loaded X.509 cert 'Kinvolk GmbH: Module signing key for 6.18.45-flatcar: bd04c69e854c547b63b31570ffb9dfb0b56e0a3e' [ 2.151646] Demotion targets for Node 0: null [ 2.155642] Key type .fscrypt registered [ 2.158989] Key type fscrypt-provisioning registered [ 2.163257] ima: No TPM chip found, activating TPM-bypass! [ 2.168280] ima: Allocated hash algorithm: sha1 [ 2.171731] ima: No architecture policies found [ 2.179895] clk: Disabling unused clocks [ 2.198710] Freeing unused kernel image (initmem) memory: 17040K [ 2.199469] Write protecting the kernel read-only data: 47104k [ 2.201796] Freeing unused kernel image (text/rodata gap) memory: 288K [ 2.202946] Freeing unused kernel image (rodata/data gap) memory: 36K [ 2.204142] Run /init as init process [ 2.273432] hv_vmbus: registering driver hv_pci [ 2.276960] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI VMBus probing: Using version 0x10004 [ 2.279644] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI host bridge to bus c05b:00 [ 2.281116] pci_bus c05b:00: root bus resource [mem 0xfc0000000-0xfc007ffff window] [ 2.282620] pci_bus c05b:00: No busn resource found for root bus, will use [bus 00-ff] [ 2.286518] pci c05b:00:00.0: [1414:00a9] type 00 class 0x010802 PCIe Endpoint [ 2.293085] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit] [ 2.307478] pci_bus c05b:00: busn_res: [bus 00-ff] end is updated to 00 [ 2.309083] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit]: assigned [ 2.318908] pps_core: LinuxPPS API ver. 1 registered [ 2.321013] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.323991] nvme nvme0: pci function c05b:00:00.0 [ 2.325669] nvme c05b:00:00.0: enabling device (0000 -> 0002) [ 2.327496] PTP clock support registered [ 2.491557] nvme nvme0: 2/0/0 default/read/poll queues [ 2.497439] nvme0n1: p1 p2 p3 p4 p6 p7 p9 [ 2.500517] hv_utils: Registering HyperV Utility Driver [ 2.501517] hv_vmbus: registering driver hv_utils [ 2.502871] hv_utils: Shutdown IC version 3.2 [ 2.504158] hv_utils: Heartbeat IC version 3.0 [ 2.505683] hv_utils: TimeSync IC version 4.0 [ 2.509196] hid: raw HID events driver (C) Jiri Kosina [ 2.512080] hv_vmbus: registering driver hid_hyperv [ 2.513993] input: Microsoft Vmbus HID-compliant Mouse as /devices/0006:045E:0621.0001/input/input1 [ 2.515429] hid-hyperv 0006:045E:0621.0001: input: VIRTUAL HID v0.01 Mouse [Microsoft Vmbus HID-compliant Mouse] on [ 2.524047] SCSI subsystem initialized [ 2.527921] hv_vmbus: registering driver hv_storvsc [ 2.529853] scsi host0: storvsc_host_t [ 2.531136] scsi 0:0:0:2: CD-ROM Msft Virtual DVD-ROM 1.0 PQ: 0 ANSI: 5 [ 2.538906] sr 0:0:0:2: [sr0] scsi-1 drive [ 2.539988] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 2.555873] device-mapper: core: CONFIG_IMA_DISABLE_HTABLE is disabled. Duplicate IMA measurements will not be recorded in the IMA log. [ 2.559440] device-mapper: uevent: version 1.0.3 [ 2.560698] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 2.566580] device-mapper: verity: sha256 using "sha256-lib" Mounting /usr from /dev/mapper/usr [ 2.597132] raid6: avx512x4 gen() 44428 MB/s [ 2.615130] raid6: avx512x2 gen() 43340 MB/s [ 2.633129] raid6: avx512x1 gen() 25395 MB/s [ 2.650129] raid6: avx2x4 gen() 36804 MB/s [ 2.667129] raid6: avx2x2 gen() 39168 MB/s [ 2.685128] raid6: avx2x1 gen() 30599 MB/s [ 2.686002] raid6: using algorithm avx512x4 gen() 44428 MB/s [ 2.703130] raid6: .... xor() 7114 MB/s, rmw enabled [ 2.704059] raid6: using avx512x2 recovery algorithm [ 2.711062] xor: automatically using best checksumming function avx [ 2.784319] Btrfs loaded, zoned=no, fsverity=no [ 2.788360] BTRFS: device fsid 346f6336-0225-492c-ac3e-02c988e1edaa devid 1 transid 38 /dev/mapper/usr (254:0) scanned by mount (158) [ 2.793248] BTRFS info (device dm-0): first mount of filesystem 346f6336-0225-492c-ac3e-02c988e1edaa [ 2.796418] BTRFS error (device dm-0): error allocating crc32c hash for checksum [ 2.797977] BTRFS error (device dm-0): open_ctree failed: -2 mount: mounting /dev/mapper/usr on /sysusr/usr failed: No such file or directory ERROR: The early initrd has failed. To activate debug shell breakpoints, boot with rd.earlyshell in the kernel cmdline, and to activate tracing, boot with rd.earlytrace Press Enter for emergency shell or wait 60 seconds for reboot. INFO: Rebooting [ 62.846894] ACPI: PM: Preparing to enter system sleep state S5 [ 62.848953] reboot: Restarting system [ 62.849914] reboot: machine restart Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported btrfs_relative_path='' btrfs_subvol='' btrfs_subvolid='' check_signatures='no' color_highlight='black/light-gray' color_normal='light-gray/black' feature_200_final='y' feature_all_video_module='y' feature_chainloader_bpb='y' feature_default_font_path='y' feature_menuentry_id='y' feature_menuentry_options='y' feature_nativedisk_cmd='y' feature_ntldr='y' feature_platform_search_hint='y' feature_search_cryptodisk_only='y' feature_timeout_style='y' fw_path='(hd0,gpt1)/EFI/BOOT' grub_cpu='x86_64' grub_netfs_type='grub' grub_platform='efi' lang='' locale_dir='' net_default_ip='' net_default_mac='' net_default_server='' pager='' prefix='(memdisk)' pxe_default_server='' root='hd0,gpt1' secondary_locale_dir='' error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/fs/fshelp.c:find_file:257:file `/flatcar/grub/x86_64-efi/all_video.mod' not found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. GRUB version 2.12-flatcar4 ┌────────────────────────────────────────────────────────────────────────────┐││││││││││││││││││││││││││└────────────────────────────────────────────────────────────────────────────┘ Use the ▲ and ▼ keys to select which entry is highlighted. Press enter to boot the selected OS, `e' to edit the commands before booting or `c' for a command-line.  *Flatcar default  Flatcar USR-A  Flatcar USR-B             The highlighted entry will be executed automatically in 1s.  The highlighted entry will be executed automatically in 0s.  Booting `Flatcar default' [ 0.000000] Linux version 6.18.45-flatcar (build@pony-truck.infra.kinvolk.io) (x86_64-cros-linux-gnu-gcc (Gentoo Hardened 15.3.0 p8) 15.3.0, GNU ld (Gentoo 2.46.0 p1) 2.46.0) #1 SMP PREEMPT_DYNAMIC Thu Sep 3 12:05:44 -00 2026 [ 0.000000] Command line: BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000000c0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000044fdfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000044fe000-0x00000000048fdfff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000048fe000-0x000000003ff1efff] usable [ 0.000000] BIOS-e820: [mem 0x000000003ff1f000-0x000000003ffc8fff] reserved [ 0.000000] BIOS-e820: [mem 0x000000003ffc9000-0x000000003fffafff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000003fffb000-0x000000003fffefff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x000000003ffff000-0x000000003fffffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x00000002bfffffff] usable [ 0.000000] printk: legacy bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] APIC: Static calls initialized [ 0.000000] efi: EFI v2.7 by Microsoft [ 0.000000] efi: ACPI=0x3fffa000 ACPI 2.0=0x3fffa014 SMBIOS=0x3ff88000 SMBIOS 3.0=0x3ff86000 MEMATTR=0x3ea6c018 RNG=0x3ffd2018 [ 0.000000] random: crng init done [ 0.000000] secureboot: Secure boot disabled [ 0.000000] SMBIOS 3.1.0 present. [ 0.000000] DMI: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 04/22/2026 [ 0.000000] DMI: Memory slots populated: 2/2 [ 0.000000] Hypervisor detected: Microsoft Hyper-V [ 0.000000] Hyper-V: privilege flags low 0xae7f, high 0x3b8030, ext 0x62, hints 0x9e4e24, misc 0xe0bed7b2 [ 0.000000] Hyper-V: Nested features: 0x3e0101 [ 0.000000] Hyper-V: LAPIC Timer Frequency: 0x30d40 [ 0.000000] Hyper-V: Using hypercall for remote TLB flush [ 0.000000] clocksource: hyperv_clocksource_tsc_page: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] clocksource: hyperv_clocksource_msr: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] tsc: Detected 2300.000 MHz processor [ 0.000062] last_pfn = 0x2c0000 max_arch_pfn = 0x10000000000 [ 0.004330] MTRR map: 4 entries (2 fixed + 2 variable; max 18), built from 8 variable MTRRs [ 0.010279] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT Memory KASLR using RDRAND RDTSC... [ 0.017941] last_pfn = 0x40000 max_arch_pfn = 0x10000000000 [ 0.022010] Using GB pages for direct mapping [ 0.025218] ACPI: Early table checksum verification disabled [ 0.029162] ACPI: RSDP 0x000000003FFFA014 000024 (v02 VRTUAL) [ 0.033362] ACPI: XSDT 0x000000003FFF90E8 00005C (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.039762] ACPI: FACP 0x000000003FFF8000 000114 (v06 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.046519] ACPI: DSDT 0x000000003FFD6000 01E22B (v02 MSFTVM DSDT01 00000001 INTL 20230628) [ 0.053276] ACPI: FACS 0x000000003FFFE000 000040 [ 0.057008] ACPI: OEM0 0x000000003FFF7000 000064 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.064397] ACPI: SPCR 0x000000003FFF6000 000050 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.074836] ACPI: WAET 0x000000003FFF5000 000028 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.081971] ACPI: APIC 0x000000003FFD5000 000058 (v05 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.088519] ACPI: SRAT 0x000000003FFD4000 0000A0 (v03 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.095168] ACPI: BGRT 0x000000003FFD3000 000038 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.101807] ACPI: Reserving FACP table memory at [mem 0x3fff8000-0x3fff8113] [ 0.107360] ACPI: Reserving DSDT table memory at [mem 0x3ffd6000-0x3fff422a] [ 0.112966] ACPI: Reserving FACS table memory at [mem 0x3fffe000-0x3fffe03f] [ 0.118468] ACPI: Reserving OEM0 table memory at [mem 0x3fff7000-0x3fff7063] [ 0.124028] ACPI: Reserving SPCR table memory at [mem 0x3fff6000-0x3fff604f] [ 0.129717] ACPI: Reserving WAET table memory at [mem 0x3fff5000-0x3fff5027] [ 0.134994] ACPI: Reserving APIC table memory at [mem 0x3ffd5000-0x3ffd5057] [ 0.140505] ACPI: Reserving SRAT table memory at [mem 0x3ffd4000-0x3ffd409f] [ 0.146132] ACPI: Reserving BGRT table memory at [mem 0x3ffd3000-0x3ffd3037] [ 0.151811] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x3fffffff] [ 0.156291] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x2bfffffff] [ 0.161150] NUMA: Node 0 [mem 0x00001000-0x3fffffff] + [mem 0x100000000-0x2bfffffff] -> [mem 0x00001000-0x2bfffffff] [ 0.169164] NODE_DATA(0) allocated [mem 0x2bfff8d80-0x2bfffffff] [ 0.174361] Zone ranges: [ 0.176246] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.181081] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.185494] Normal [mem 0x0000000100000000-0x00000002bfffffff] [ 0.190181] Device empty [ 0.192528] Movable zone start for each node [ 0.196379] Early memory node ranges [ 0.199548] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.205296] node 0: [mem 0x0000000000100000-0x00000000044fdfff] [ 0.210702] node 0: [mem 0x00000000048fe000-0x000000003ff1efff] [ 0.216154] node 0: [mem 0x000000003ffff000-0x000000003fffffff] [ 0.222060] node 0: [mem 0x0000000100000000-0x00000002bfffffff] [ 0.227351] Initmem setup node 0 [mem 0x0000000000001000-0x00000002bfffffff] [ 0.233291] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.238521] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.245360] On node 0, zone DMA32: 1024 pages in unavailable ranges [ 0.258044] On node 0, zone DMA32: 224 pages in unavailable ranges [ 0.276189] ACPI: PM-Timer IO Port: 0x408 [ 0.280098] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1]) [ 0.295856] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.301739] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.307433] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.312215] ACPI: SPCR: console: uart,io,0x3f8,115200 [ 0.316569] TSC deadline timer available [ 0.319646] CPU topo: Max. logical packages: 1 [ 0.323030] CPU topo: Max. logical dies: 1 [ 0.326408] CPU topo: Max. dies per package: 1 [ 0.329668] CPU topo: Max. threads per core: 2 [ 0.333212] CPU topo: Num. cores per package: 1 [ 0.336776] CPU topo: Num. threads per package: 2 [ 0.340133] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.344495] [mem 0x40000000-0xffffffff] available for PCI devices [ 0.348917] Booting paravirtualized kernel on Hyper-V [ 0.352533] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.364672] setup_percpu: NR_CPUS:512 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.370444] percpu: Embedded 56 pages/cpu s190680 r8192 d30504 u1048576 [ 0.375126] Hyper-V: PV spinlocks enabled [ 0.377875] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.383201] Kernel command line: rootflags=rw mount.usrflags=ro BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.412091] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.418039] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.423828] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.429512] software IO TLB: area num 2. [ 0.446957] Fallback order for Node 0: 0 [ 0.446961] Built 1 zonelists, mobility grouping on. Total pages: 2095807 [ 0.454654] Policy zone: Normal [ 0.456971] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.475108] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 Poking KASLR using RDRAND RDTSC... [ 0.491190] ftrace: allocating 41455 entries in 164 pages [ 0.495399] ftrace: allocated 164 pages with 3 groups [ 0.500278] Dynamic Preempt: voluntary [ 0.503163] rcu: Preemptible hierarchical RCU implementation. [ 0.507893] rcu: RCU event tracing is enabled. [ 0.511670] rcu: RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=2. [ 0.517119] Trampoline variant of Tasks RCU enabled. [ 0.520971] Rude variant of Tasks RCU enabled. [ 0.524430] Tracing variant of Tasks RCU enabled. [ 0.527933] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.533370] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.538736] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.545304] RCU Tasks Rude: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.552554] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.563740] Using NULL legacy PIC [ 0.566124] NR_IRQS: 33024, nr_irqs: 440, preallocated irqs: 0 [ 0.570685] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.575948] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.583037] Console: colour dummy device 80x25 [ 0.586153] printk: legacy console [tty1] enabled [ 0.589837] printk: legacy console [ttyS0] enabled [ 0.589837] printk: legacy console [ttyS0] enabled [ 0.596617] printk: legacy bootconsole [earlyser0] disabled [ 0.596617] printk: legacy bootconsole [earlyser0] disabled [ 0.605006] ACPI: Core revision 20250807 [ 0.608001] Failed to register legacy timer interrupt [ 0.611594] APIC: Switch to symmetric I/O mode setup [ 0.615978] x2apic enabled [ 0.618564] APIC: Switched APIC routing to: physical x2apic [ 0.622886] Hyper-V: Host Build 10.0.26100.1652-1-0 [ 0.626650] Hyper-V: enabling crash_kexec_post_notifiers [ 0.630830] Hyper-V: Using IPI hypercalls [ 0.633901] APIC: send_IPI() replaced with hv_send_ipi() [ 0.637785] APIC: send_IPI_mask() replaced with hv_send_ipi_mask() [ 0.642131] APIC: send_IPI_mask_allbutself() replaced with hv_send_ipi_mask_allbutself() [ 0.648347] APIC: send_IPI_allbutself() replaced with hv_send_ipi_allbutself() [ 0.653818] APIC: send_IPI_all() replaced with hv_send_ipi_all() [ 0.658350] APIC: send_IPI_self() replaced with hv_send_ipi_self() [ 0.663339] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.670924] Calibrating delay loop (skipped), value calculated using timer frequency.. 4600.00 BogoMIPS (lpj=2300000) [ 0.671921] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 0.671921] CET detected: Indirect Branch Tracking enabled [ 0.671921] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.671921] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.671921] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 0.671921] Speculative Store Bypass: Vulnerable [ 0.671921] Spectre V2 : Mitigation: Retpolines [ 0.671921] RETBleed: Vulnerable [ 0.671921] ITS: Mitigation: Aligned branch/return thunks [ 0.671921] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.671921] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 0.671921] active return thunk: its_return_thunk [ 0.671921] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.671921] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.671921] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.671921] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 0.671921] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 0.671921] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 0.671921] x86/fpu: Supporting XSAVE feature 0x800: 'Control-flow User registers' [ 0.671921] x86/fpu: Supporting XSAVE feature 0x1000: 'Control-flow Kernel registers (KVM only)' [ 0.671921] x86/fpu: Supporting XSAVE feature 0x20000: 'AMX Tile config' [ 0.671921] x86/fpu: Supporting XSAVE feature 0x40000: 'AMX Tile data' [ 0.671921] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.671921] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 0.671921] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 0.671921] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 0.671921] x86/fpu: xstate_offset[11]: 2432, xstate_sizes[11]: 16 [ 0.671921] x86/fpu: xstate_offset[12]: 2448, xstate_sizes[12]: 24 [ 0.671921] x86/fpu: xstate_offset[17]: 2496, xstate_sizes[17]: 64 [ 0.671921] x86/fpu: xstate_offset[18]: 2560, xstate_sizes[18]: 8192 [ 0.671921] x86/fpu: Enabled xstate features 0x618e7, context size is 10752 bytes, using 'compacted' format. [ 0.671921] Freeing SMP alternatives memory: 40K [ 0.671921] pid_max: default: 32768 minimum: 301 [ 0.671921] LSM: initializing lsm=lockdown,capability,landlock,selinux,ima [ 0.671921] landlock: Up and running. [ 0.671921] SELinux: Initializing. [ 0.671921] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.671921] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.671921] smpboot: CPU0: Intel INTEL(R) XEON(R) PLATINUM 8573C (family: 0x6, model: 0xcf, stepping: 0x2) [ 0.672120] Performance Events: unsupported CPU family 6 model 207 no PMU driver, software events only. [ 0.672941] signal: max sigframe size: 11952 [ 0.673991] rcu: Hierarchical SRCU implementation. [ 0.674924] rcu: Max phase no-delay instances is 400. [ 0.676001] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level [ 0.680026] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.681003] smp: Bringing up secondary CPUs ... [ 0.682050] smpboot: x86: Booting SMP configuration: [ 0.682926] .... node #0, CPUs: #1 [ 0.685409] smp: Brought up 1 node, 2 CPUs [ 0.686928] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.738458] Memory: 8059308K/8383228K available (14045K kernel code, 2495K rwdata, 32732K rodata, 17040K init, 952K bss, 318644K reserved, 0K cma-reserved) [ 0.739188] devtmpfs: initialized [ 0.739921] x86/mm: Memory block size: 128MB [ 0.746964] ACPI: PM: Registering ACPI NVS region [mem 0x3fffb000-0x3fffefff] (16384 bytes) [ 0.747999] posixtimers hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 0.753935] futex hash table entries: 512 (32768 bytes on 1 NUMA nodes, total 32 KiB, linear). [ 0.763006] pinctrl core: initialized pinctrl subsystem [ 0.768361] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 0.774054] audit: initializing netlink subsys (disabled) [ 0.778946] audit: type=2000 audit(1788459156.108:1): state=initialized audit_enabled=0 res=1 [ 0.779944] thermal_sys: Registered thermal governor 'step_wise' [ 0.780935] cpuidle: using governor menu [ 0.783921] efi: Freeing EFI boot services memory: 35076K [ 0.787927] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.793995] dca service started, version 1.12.1 [ 0.798949] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 0.823998] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 0.829929] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 0.835927] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 0.842925] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 0.850995] ACPI: Added _OSI(Module Device) [ 0.854929] ACPI: Added _OSI(Processor Device) [ 0.859925] ACPI: Added _OSI(Processor Aggregator Device) [ 0.872392] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 0.878041] ACPI: Interpreter enabled [ 0.878971] ACPI: PM: (supports S0 S5) [ 0.881926] ACPI: Using IOAPIC for interrupt routing [ 0.885945] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.894926] PCI: Ignoring E820 reservations for host bridge windows [ 0.900990] ACPI: Enabled 1 GPEs in block 00 to 0F [ 0.906472] iommu: Default domain type: Translated [ 0.906925] iommu: DMA domain TLB invalidation policy: lazy mode [ 0.908018] efivars: Registered efivars operations [ 0.911982] hv_vmbus: hv_mmio=[mem 0x40000000-0xfed3ffff],[mem 0xfc0000000-0xfffffffff] fb=[mem 0x40000000-0x47ffffff] [ 0.922136] hv_vmbus: Vmbus version:5.3 [ 0.926425] PCI: Using ACPI for IRQ routing [ 0.929927] PCI: System does not support PCI [ 0.933955] vgaarb: loaded [ 0.937006] clocksource: Switched to clocksource tsc-early [ 0.941969] VFS: Disk quotas dquot_6.6.0 [ 0.945739] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.952476] pnp: PnP ACPI init [ 0.954658] pnp: PnP ACPI: found 3 devices [ 0.963648] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.970522] NET: Registered PF_INET protocol family [ 0.975024] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.991921] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) [ 0.999327] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 1.005359] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 1.012760] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, linear) [ 1.019661] TCP: Hash tables configured (established 65536 bind 65536) [ 1.025964] UDP hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 1.039250] UDP-Lite hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 1.044985] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 1.049449] NET: Registered PF_XDP protocol family [ 1.053329] PCI: CLS 0 bytes, default 64 [ 1.056378] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.061968] software IO TLB: mapped [mem 0x000000003a96c000-0x000000003e96c000] (64MB) [ 1.068820] RAPL PMU: API unit is 2^-32 Joules, 1 fixed counters, 10737418240 ms ovfl timer [ 1.086103] RAPL PMU: hw unit of domain psys 2^-0 Joules [ 1.090857] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.100168] clocksource: Switched to clocksource tsc [ 1.120923] Initialise system trusted keyrings [ 1.126010] workingset: timestamp_bits=39 max_order=21 bucket_order=0 [ 1.132882] Key type asymmetric registered [ 1.136821] Asymmetric key parser 'x509' registered [ 1.142016] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 1.151064] io scheduler mq-deadline registered [ 1.155401] io scheduler kyber registered [ 1.159136] io scheduler bfq registered [ 1.162905] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 1.168565] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.174747] 00:00: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 1.181813] 00:01: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 1.188712] serial8250: ttyS2 at I/O 0x3e8 (irq = 4, base_baud = 115200) is a 16550A [ 1.196554] i8042: PNP: No PS/2 controller found. [ 1.201147] hv_vmbus: registering driver hyperv_keyboard [ 1.206650] rtc_cmos 00:02: registered as rtc0 [ 1.210982] rtc_cmos 00:02: setting system clock to 2026-09-03T18:12:36 UTC (1788459156) [ 1.211001] input: AT Translated Set 2 keyboard as /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0004:00/MSFT1000:00/d34b2567-b9b6-42b9-8778-0a4ec0b955bf/serio0/input/input0 [ 1.218654] rtc_cmos 00:02: alarms up to one month, 114 bytes nvram [ 1.238327] intel_pstate: Intel P-state driver initializing [ 1.243766] efifb: probing for efifb [ 1.247194] efifb: framebuffer at 0x40000000, using 3072k, total 3072k [ 1.252927] efifb: mode is 1024x768x32, linelength=4096, pages=1 [ 1.258382] efifb: scrolling: redraw [ 1.261595] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 1.267954] Console: switching to colour frame buffer device 128x48 [ 1.274355] fb0: EFI VGA frame buffer device [ 1.278222] pstore: Using crash dump compression: deflate [ 1.283356] pstore: Registered efi_pstore as persistent store backend [ 1.289057] NET: Registered PF_INET6 protocol family [ 1.294941] Segment Routing with IPv6 [ 1.298211] In-situ OAM (IOAM) with IPv6 [ 1.301625] NET: Registered PF_PACKET protocol family [ 1.306012] Key type dns_resolver registered [ 1.311152] IPI shorthand broadcast: enabled [ 1.316038] sched_clock: Marking stable (1221005552, 94974492)->(1615868773, -299888729) [ 1.322818] registered taskstats version 1 [ 1.326589] Loading compiled-in X.509 certificates [ 2.195458] Loaded X.509 cert 'Kinvolk GmbH: Module signing key for 6.18.45-flatcar: bd04c69e854c547b63b31570ffb9dfb0b56e0a3e' [ 2.207626] Demotion targets for Node 0: null [ 2.211675] Key type .fscrypt registered [ 2.215198] Key type fscrypt-provisioning registered [ 2.219497] ima: No TPM chip found, activating TPM-bypass! [ 2.226314] ima: Allocated hash algorithm: sha1 [ 2.229783] ima: No architecture policies found [ 2.237426] clk: Disabling unused clocks [ 2.256320] Freeing unused kernel image (initmem) memory: 17040K [ 2.257310] Write protecting the kernel read-only data: 47104k [ 2.259429] Freeing unused kernel image (text/rodata gap) memory: 288K [ 2.260492] Freeing unused kernel image (rodata/data gap) memory: 36K [ 2.261678] Run /init as init process [ 2.332838] hv_vmbus: registering driver hv_pci [ 2.336842] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI VMBus probing: Using version 0x10004 [ 2.340307] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI host bridge to bus c05b:00 [ 2.341370] pci_bus c05b:00: root bus resource [mem 0xfc0000000-0xfc007ffff window] [ 2.342376] pci_bus c05b:00: No busn resource found for root bus, will use [bus 00-ff] [ 2.346433] pci c05b:00:00.0: [1414:00a9] type 00 class 0x010802 PCIe Endpoint [ 2.354797] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit] [ 2.370771] pci_bus c05b:00: busn_res: [bus 00-ff] end is updated to 00 [ 2.371746] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit]: assigned [ 2.383070] pps_core: LinuxPPS API ver. 1 registered [ 2.384033] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.388055] PTP clock support registered [ 2.388994] nvme nvme0: pci function c05b:00:00.0 [ 2.390752] nvme c05b:00:00.0: enabling device (0000 -> 0002) [ 2.550042] nvme nvme0: 2/0/0 default/read/poll queues [ 2.556379] nvme0n1: p1 p2 p3 p4 p6 p7 p9 [ 2.559587] hv_utils: Registering HyperV Utility Driver [ 2.560488] hv_vmbus: registering driver hv_utils [ 2.561630] hv_utils: Shutdown IC version 3.2 [ 2.563437] hv_utils: Heartbeat IC version 3.0 [ 2.564547] hv_utils: TimeSync IC version 4.0 [ 2.568248] hid: raw HID events driver (C) Jiri Kosina [ 2.570829] hv_vmbus: registering driver hid_hyperv [ 2.572554] input: Microsoft Vmbus HID-compliant Mouse as /devices/0006:045E:0621.0001/input/input1 [ 2.573869] hid-hyperv 0006:045E:0621.0001: input: VIRTUAL HID v0.01 Mouse [Microsoft Vmbus HID-compliant Mouse] on [ 2.582740] SCSI subsystem initialized [ 2.586526] hv_vmbus: registering driver hv_storvsc [ 2.588507] scsi host0: storvsc_host_t [ 2.589726] scsi 0:0:0:2: CD-ROM Msft Virtual DVD-ROM 1.0 PQ: 0 ANSI: 5 [ 2.597301] sr 0:0:0:2: [sr0] scsi-1 drive [ 2.598556] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 2.614022] device-mapper: core: CONFIG_IMA_DISABLE_HTABLE is disabled. Duplicate IMA measurements will not be recorded in the IMA log. [ 2.617386] device-mapper: uevent: version 1.0.3 [ 2.618470] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 2.624047] device-mapper: verity: sha256 using "sha256-lib" Mounting /usr from /dev/mapper/usr [ 2.653985] raid6: avx512x4 gen() 45266 MB/s [ 2.671983] raid6: avx512x2 gen() 43722 MB/s [ 2.689982] raid6: avx512x1 gen() 26096 MB/s [ 2.707982] raid6: avx2x4 gen() 35600 MB/s [ 2.725981] raid6: avx2x2 gen() 37916 MB/s [ 2.743982] raid6: avx2x1 gen() 30448 MB/s [ 2.745174] raid6: using algorithm avx512x4 gen() 45266 MB/s [ 2.762982] raid6: .... xor() 7344 MB/s, rmw enabled [ 2.764174] raid6: using avx512x2 recovery algorithm [ 2.771180] xor: automatically using best checksumming function avx [ 2.845168] Btrfs loaded, zoned=no, fsverity=no [ 2.848764] BTRFS: device fsid 346f6336-0225-492c-ac3e-02c988e1edaa devid 1 transid 38 /dev/mapper/usr (254:0) scanned by mount (158) [ 2.851308] BTRFS info (device dm-0): first mount of filesystem 346f6336-0225-492c-ac3e-02c988e1edaa [ 2.854261] BTRFS error (device dm-0): error allocating crc32c hash for checksum [ 2.855792] BTRFS error (device dm-0): open_ctree failed: -2 mount: mounting /dev/mapper/usr on /sysusr/usr failed: No such file or directory ERROR: The early initrd has failed. To activate debug shell breakpoints, boot with rd.earlyshell in the kernel cmdline, and to activate tracing, boot with rd.earlytrace Press Enter for emergency shell or wait 60 seconds for reboot. INFO: Rebooting [ 62.951899] ACPI: PM: Preparing to enter system sleep state S5 [ 62.954321] reboot: Restarting system [ 62.955213] reboot: machine restart btrfs_relative_path='' btrfs_subvol='' btrfs_subvolid='' check_signatures='no' color_highlight='black/light-gray' color_normal='light-gray/black' feature_200_final='y' feature_all_video_module='y' feature_chainloader_bpb='y' feature_default_font_path='y' feature_menuentry_id='y' feature_menuentry_options='y' feature_nativedisk_cmd='y' feature_ntldr='y' feature_platform_search_hint='y' feature_search_cryptodisk_only='y' feature_timeout_style='y' fw_path='(hd0,gpt1)/EFI/BOOT' grub_cpu='x86_64' grub_netfs_type='grub' grub_platform='efi' lang='' locale_dir='' net_default_ip='' net_default_mac='' net_default_server='' pager='' prefix='(memdisk)' pxe_default_server='' root='hd0,gpt1' secondary_locale_dir='' error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/fs/fshelp.c:find_file:257:file `/flatcar/grub/x86_64-efi/all_video.mod' not found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. GRUB version 2.12-flatcar4 ┌────────────────────────────────────────────────────────────────────────────┐││││││││││││││││││││││││││└────────────────────────────────────────────────────────────────────────────┘ Use the ▲ and ▼ keys to select which entry is highlighted. Press enter to boot the selected OS, `e' to edit the commands before booting or `c' for a command-line.  *Flatcar default  Flatcar USR-A  Flatcar USR-B             The highlighted entry will be executed automatically in 1s.  The highlighted entry will be executed automatically in 0s.  Booting `Flatcar default' [ 0.000000] Linux version 6.18.45-flatcar (build@pony-truck.infra.kinvolk.io) (x86_64-cros-linux-gnu-gcc (Gentoo Hardened 15.3.0 p8) 15.3.0, GNU ld (Gentoo 2.46.0 p1) 2.46.0) #1 SMP PREEMPT_DYNAMIC Thu Sep 3 12:05:44 -00 2026 [ 0.000000] Command line: BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000000c0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000044fdfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000044fe000-0x00000000048fdfff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000048fe000-0x000000003ff1efff] usable [ 0.000000] BIOS-e820: [mem 0x000000003ff1f000-0x000000003ffc8fff] reserved [ 0.000000] BIOS-e820: [mem 0x000000003ffc9000-0x000000003fffafff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000003fffb000-0x000000003fffefff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x000000003ffff000-0x000000003fffffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x00000002bfffffff] usable [ 0.000000] printk: legacy bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] APIC: Static calls initialized [ 0.000000] efi: EFI v2.7 by Microsoft [ 0.000000] efi: ACPI=0x3fffa000 ACPI 2.0=0x3fffa014 SMBIOS=0x3ff88000 SMBIOS 3.0=0x3ff86000 MEMATTR=0x3ea69018 RNG=0x3ffd2018 [ 0.000000] random: crng init done [ 0.000000] secureboot: Secure boot disabled [ 0.000000] SMBIOS 3.1.0 present. [ 0.000000] DMI: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 04/22/2026 [ 0.000000] DMI: Memory slots populated: 2/2 [ 0.000000] Hypervisor detected: Microsoft Hyper-V [ 0.000000] Hyper-V: privilege flags low 0xae7f, high 0x3b8030, ext 0x62, hints 0x9e4e24, misc 0xe0bed7b2 [ 0.000000] Hyper-V: Nested features: 0x3e0101 [ 0.000000] Hyper-V: LAPIC Timer Frequency: 0x30d40 [ 0.000000] Hyper-V: Using hypercall for remote TLB flush [ 0.000000] clocksource: hyperv_clocksource_tsc_page: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] clocksource: hyperv_clocksource_msr: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] tsc: Detected 2300.000 MHz processor [ 0.000063] last_pfn = 0x2c0000 max_arch_pfn = 0x10000000000 [ 0.004648] MTRR map: 4 entries (2 fixed + 2 variable; max 18), built from 8 variable MTRRs [ 0.011126] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT Memory KASLR using RDRAND RDTSC... [ 0.020232] last_pfn = 0x40000 max_arch_pfn = 0x10000000000 [ 0.024663] Using GB pages for direct mapping [ 0.027928] ACPI: Early table checksum verification disabled [ 0.032196] ACPI: RSDP 0x000000003FFFA014 000024 (v02 VRTUAL) [ 0.036520] ACPI: XSDT 0x000000003FFF90E8 00005C (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.042803] ACPI: FACP 0x000000003FFF8000 000114 (v06 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.049083] ACPI: DSDT 0x000000003FFD6000 01E22B (v02 MSFTVM DSDT01 00000001 INTL 20230628) [ 0.056944] ACPI: FACS 0x000000003FFFE000 000040 [ 0.060596] ACPI: OEM0 0x000000003FFF7000 000064 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.067194] ACPI: SPCR 0x000000003FFF6000 000050 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.074052] ACPI: WAET 0x000000003FFF5000 000028 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.082096] ACPI: APIC 0x000000003FFD5000 000058 (v05 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.091620] ACPI: SRAT 0x000000003FFD4000 0000A0 (v03 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.097995] ACPI: BGRT 0x000000003FFD3000 000038 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.105576] ACPI: Reserving FACP table memory at [mem 0x3fff8000-0x3fff8113] [ 0.111475] ACPI: Reserving DSDT table memory at [mem 0x3ffd6000-0x3fff422a] [ 0.116729] ACPI: Reserving FACS table memory at [mem 0x3fffe000-0x3fffe03f] [ 0.121652] ACPI: Reserving OEM0 table memory at [mem 0x3fff7000-0x3fff7063] [ 0.126803] ACPI: Reserving SPCR table memory at [mem 0x3fff6000-0x3fff604f] [ 0.133968] ACPI: Reserving WAET table memory at [mem 0x3fff5000-0x3fff5027] [ 0.139637] ACPI: Reserving APIC table memory at [mem 0x3ffd5000-0x3ffd5057] [ 0.145113] ACPI: Reserving SRAT table memory at [mem 0x3ffd4000-0x3ffd409f] [ 0.150176] ACPI: Reserving BGRT table memory at [mem 0x3ffd3000-0x3ffd3037] [ 0.155314] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x3fffffff] [ 0.160191] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x2bfffffff] [ 0.165900] NUMA: Node 0 [mem 0x00001000-0x3fffffff] + [mem 0x100000000-0x2bfffffff] -> [mem 0x00001000-0x2bfffffff] [ 0.173767] NODE_DATA(0) allocated [mem 0x2bfff8d80-0x2bfffffff] [ 0.178325] Zone ranges: [ 0.180067] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.184659] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.189777] Normal [mem 0x0000000100000000-0x00000002bfffffff] [ 0.194728] Device empty [ 0.196971] Movable zone start for each node [ 0.200200] Early memory node ranges [ 0.203478] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.208036] node 0: [mem 0x0000000000100000-0x00000000044fdfff] [ 0.212658] node 0: [mem 0x00000000048fe000-0x000000003ff1efff] [ 0.217150] node 0: [mem 0x000000003ffff000-0x000000003fffffff] [ 0.221839] node 0: [mem 0x0000000100000000-0x00000002bfffffff] [ 0.226588] Initmem setup node 0 [mem 0x0000000000001000-0x00000002bfffffff] [ 0.234701] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.239138] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.245371] On node 0, zone DMA32: 1024 pages in unavailable ranges [ 0.249923] On node 0, zone DMA32: 224 pages in unavailable ranges [ 0.267336] ACPI: PM-Timer IO Port: 0x408 [ 0.270044] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1]) [ 0.274353] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.286281] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.291052] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.295476] ACPI: SPCR: console: uart,io,0x3f8,115200 [ 0.299143] TSC deadline timer available [ 0.301896] CPU topo: Max. logical packages: 1 [ 0.305223] CPU topo: Max. logical dies: 1 [ 0.308696] CPU topo: Max. dies per package: 1 [ 0.312131] CPU topo: Max. threads per core: 2 [ 0.315525] CPU topo: Num. cores per package: 1 [ 0.319110] CPU topo: Num. threads per package: 2 [ 0.322621] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.326871] [mem 0x40000000-0xffffffff] available for PCI devices [ 0.331373] Booting paravirtualized kernel on Hyper-V [ 0.334962] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.346964] setup_percpu: NR_CPUS:512 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.352992] percpu: Embedded 56 pages/cpu s190680 r8192 d30504 u1048576 [ 0.357406] Hyper-V: PV spinlocks enabled [ 0.360257] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.365289] Kernel command line: rootflags=rw mount.usrflags=ro BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.394574] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.401074] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.407042] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.413083] software IO TLB: area num 2. [ 0.430193] Fallback order for Node 0: 0 [ 0.430197] Built 1 zonelists, mobility grouping on. Total pages: 2095807 [ 0.438507] Policy zone: Normal [ 0.440850] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.458597] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 Poking KASLR using RDRAND RDTSC... [ 0.474421] ftrace: allocating 41455 entries in 164 pages [ 0.478278] ftrace: allocated 164 pages with 3 groups [ 0.482782] Dynamic Preempt: voluntary [ 0.485513] rcu: Preemptible hierarchical RCU implementation. [ 0.489834] rcu: RCU event tracing is enabled. [ 0.493019] rcu: RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=2. [ 0.497940] Trampoline variant of Tasks RCU enabled. [ 0.501669] Rude variant of Tasks RCU enabled. [ 0.507199] Tracing variant of Tasks RCU enabled. [ 0.511167] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.516946] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.522050] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.528212] RCU Tasks Rude: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.535128] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.546427] Using NULL legacy PIC [ 0.548899] NR_IRQS: 33024, nr_irqs: 440, preallocated irqs: 0 [ 0.553700] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.559095] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.566696] Console: colour dummy device 80x25 [ 0.570048] printk: legacy console [tty1] enabled [ 0.573955] printk: legacy console [ttyS0] enabled [ 0.573955] printk: legacy console [ttyS0] enabled [ 0.580957] printk: legacy bootconsole [earlyser0] disabled [ 0.580957] printk: legacy bootconsole [earlyser0] disabled [ 0.589582] ACPI: Core revision 20250807 [ 0.592641] Failed to register legacy timer interrupt [ 0.596344] APIC: Switch to symmetric I/O mode setup [ 0.600783] x2apic enabled [ 0.603199] APIC: Switched APIC routing to: physical x2apic [ 0.607415] Hyper-V: Host Build 10.0.26100.1652-1-0 [ 0.611037] Hyper-V: enabling crash_kexec_post_notifiers [ 0.615228] Hyper-V: Using IPI hypercalls [ 0.618103] APIC: send_IPI() replaced with hv_send_ipi() [ 0.622019] APIC: send_IPI_mask() replaced with hv_send_ipi_mask() [ 0.626885] APIC: send_IPI_mask_allbutself() replaced with hv_send_ipi_mask_allbutself() [ 0.633550] APIC: send_IPI_allbutself() replaced with hv_send_ipi_allbutself() [ 0.639142] APIC: send_IPI_all() replaced with hv_send_ipi_all() [ 0.643501] APIC: send_IPI_self() replaced with hv_send_ipi_self() [ 0.648410] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.656059] Calibrating delay loop (skipped), value calculated using timer frequency.. 4600.00 BogoMIPS (lpj=2300000) [ 0.657056] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 0.657056] CET detected: Indirect Branch Tracking enabled [ 0.657056] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.657056] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.657056] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 0.657056] Speculative Store Bypass: Vulnerable [ 0.657056] Spectre V2 : Mitigation: Retpolines [ 0.657056] RETBleed: Vulnerable [ 0.657056] ITS: Mitigation: Aligned branch/return thunks [ 0.657056] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.657056] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 0.657056] active return thunk: its_return_thunk [ 0.657056] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.657056] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.657056] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.657056] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 0.657056] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 0.657056] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 0.657056] x86/fpu: Supporting XSAVE feature 0x800: 'Control-flow User registers' [ 0.657056] x86/fpu: Supporting XSAVE feature 0x1000: 'Control-flow Kernel registers (KVM only)' [ 0.657056] x86/fpu: Supporting XSAVE feature 0x20000: 'AMX Tile config' [ 0.657056] x86/fpu: Supporting XSAVE feature 0x40000: 'AMX Tile data' [ 0.657056] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.657056] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 0.657056] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 0.657056] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 0.657056] x86/fpu: xstate_offset[11]: 2432, xstate_sizes[11]: 16 [ 0.657056] x86/fpu: xstate_offset[12]: 2448, xstate_sizes[12]: 24 [ 0.657056] x86/fpu: xstate_offset[17]: 2496, xstate_sizes[17]: 64 [ 0.657056] x86/fpu: xstate_offset[18]: 2560, xstate_sizes[18]: 8192 [ 0.657056] x86/fpu: Enabled xstate features 0x618e7, context size is 10752 bytes, using 'compacted' format. [ 0.657056] Freeing SMP alternatives memory: 40K [ 0.657056] pid_max: default: 32768 minimum: 301 [ 0.657056] LSM: initializing lsm=lockdown,capability,landlock,selinux,ima [ 0.657056] landlock: Up and running. [ 0.657056] SELinux: Initializing. [ 0.657056] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.657056] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.657056] smpboot: CPU0: Intel INTEL(R) XEON(R) PLATINUM 8573C (family: 0x6, model: 0xcf, stepping: 0x2) [ 0.657260] Performance Events: unsupported CPU family 6 model 207 no PMU driver, software events only. [ 0.658111] signal: max sigframe size: 11952 [ 0.659128] rcu: Hierarchical SRCU implementation. [ 0.660059] rcu: Max phase no-delay instances is 400. [ 0.661136] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level [ 0.665015] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.665140] smp: Bringing up secondary CPUs ... [ 0.666190] smpboot: x86: Booting SMP configuration: [ 0.667061] .... node #0, CPUs: #1 [ 0.669540] smp: Brought up 1 node, 2 CPUs [ 0.671062] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.710862] Memory: 8059304K/8383228K available (14045K kernel code, 2495K rwdata, 32732K rodata, 17040K init, 952K bss, 318648K reserved, 0K cma-reserved) [ 0.711344] devtmpfs: initialized [ 0.714124] x86/mm: Memory block size: 128MB [ 0.719098] ACPI: PM: Registering ACPI NVS region [mem 0x3fffb000-0x3fffefff] (16384 bytes) [ 0.720146] posixtimers hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 0.727069] futex hash table entries: 512 (32768 bytes on 1 NUMA nodes, total 32 KiB, linear). [ 0.733147] pinctrl core: initialized pinctrl subsystem [ 0.738525] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 0.743188] audit: initializing netlink subsys (disabled) [ 0.748119] audit: type=2000 audit(1788459223.092:1): state=initialized audit_enabled=0 res=1 [ 0.748333] thermal_sys: Registered thermal governor 'step_wise' [ 0.749070] cpuidle: using governor menu [ 0.752056] efi: Freeing EFI boot services memory: 35076K [ 0.761063] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.766133] dca service started, version 1.12.1 [ 0.770195] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 0.795987] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 0.796062] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 0.797060] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 0.798059] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 0.799705] ACPI: Added _OSI(Module Device) [ 0.804061] ACPI: Added _OSI(Processor Device) [ 0.807059] ACPI: Added _OSI(Processor Aggregator Device) [ 0.818866] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 0.824183] ACPI: Interpreter enabled [ 0.825102] ACPI: PM: (supports S0 S5) [ 0.828060] ACPI: Using IOAPIC for interrupt routing [ 0.833076] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.841061] PCI: Ignoring E820 reservations for host bridge windows [ 0.847121] ACPI: Enabled 1 GPEs in block 00 to 0F [ 0.852076] iommu: Default domain type: Translated [ 0.853060] iommu: DMA domain TLB invalidation policy: lazy mode [ 0.854154] efivars: Registered efivars operations [ 0.858119] hv_vmbus: hv_mmio=[mem 0x40000000-0xfed3ffff],[mem 0xfc0000000-0xfffffffff] fb=[mem 0x40000000-0x47ffffff] [ 0.868310] hv_vmbus: Vmbus version:5.3 [ 0.873255] PCI: Using ACPI for IRQ routing [ 0.877063] PCI: System does not support PCI [ 0.880088] vgaarb: loaded [ 0.883143] clocksource: Switched to clocksource tsc-early [ 0.888211] VFS: Disk quotas dquot_6.6.0 [ 0.891613] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.898059] pnp: PnP ACPI init [ 0.901357] pnp: PnP ACPI: found 3 devices [ 0.910524] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.917969] NET: Registered PF_INET protocol family [ 0.922230] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.939572] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) [ 0.946753] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.952511] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.959423] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, linear) [ 0.966542] TCP: Hash tables configured (established 65536 bind 65536) [ 0.972563] UDP hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.979074] UDP-Lite hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.985777] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 0.990277] NET: Registered PF_XDP protocol family [ 0.994235] PCI: CLS 0 bytes, default 64 [ 0.997134] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.010146] software IO TLB: mapped [mem 0x000000003a96c000-0x000000003e96c000] (64MB) [ 1.018297] RAPL PMU: API unit is 2^-32 Joules, 1 fixed counters, 10737418240 ms ovfl timer [ 1.025613] RAPL PMU: hw unit of domain psys 2^-0 Joules [ 1.032753] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.041234] clocksource: Switched to clocksource tsc [ 1.062083] Initialise system trusted keyrings [ 1.066749] workingset: timestamp_bits=39 max_order=21 bucket_order=0 [ 1.074333] Key type asymmetric registered [ 1.079106] Asymmetric key parser 'x509' registered [ 1.083989] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 1.090493] io scheduler mq-deadline registered [ 1.094450] io scheduler kyber registered [ 1.098093] io scheduler bfq registered [ 1.101642] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 1.106507] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.112075] 00:00: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 1.119067] 00:01: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 1.125994] serial8250: ttyS2 at I/O 0x3e8 (irq = 4, base_baud = 115200) is a 16550A [ 1.133350] i8042: PNP: No PS/2 controller found. [ 1.137477] hv_vmbus: registering driver hyperv_keyboard [ 1.143057] rtc_cmos 00:02: registered as rtc0 [ 1.146920] rtc_cmos 00:02: setting system clock to 2026-09-03T18:13:43 UTC (1788459223) [ 1.153931] rtc_cmos 00:02: alarms up to one month, 114 bytes nvram [ 1.159419] input: AT Translated Set 2 keyboard as /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0004:00/MSFT1000:00/d34b2567-b9b6-42b9-8778-0a4ec0b955bf/serio0/input/input0 [ 1.172488] intel_pstate: Intel P-state driver initializing [ 1.177781] efifb: probing for efifb [ 1.181129] efifb: framebuffer at 0x40000000, using 3072k, total 3072k [ 1.186616] efifb: mode is 1024x768x32, linelength=4096, pages=1 [ 1.191938] efifb: scrolling: redraw [ 1.194931] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 1.201800] Console: switching to colour frame buffer device 128x48 [ 1.208120] fb0: EFI VGA frame buffer device [ 1.211888] pstore: Using crash dump compression: deflate [ 1.216864] pstore: Registered efi_pstore as persistent store backend [ 1.222529] NET: Registered PF_INET6 protocol family [ 1.227169] Segment Routing with IPv6 [ 1.230662] In-situ OAM (IOAM) with IPv6 [ 1.234126] NET: Registered PF_PACKET protocol family [ 1.239000] Key type dns_resolver registered [ 1.243094] IPI shorthand broadcast: enabled [ 1.248798] sched_clock: Marking stable (1151005364, 96961987)->(1576252609, -328285258) [ 1.256675] registered taskstats version 1 [ 1.260800] Loading compiled-in X.509 certificates [ 2.117244] Loaded X.509 cert 'Kinvolk GmbH: Module signing key for 6.18.45-flatcar: bd04c69e854c547b63b31570ffb9dfb0b56e0a3e' [ 2.127778] Demotion targets for Node 0: null [ 2.131237] Key type .fscrypt registered [ 2.134733] Key type fscrypt-provisioning registered [ 2.138805] ima: No TPM chip found, activating TPM-bypass! [ 2.143844] ima: Allocated hash algorithm: sha1 [ 2.147172] ima: No architecture policies found [ 2.154795] clk: Disabling unused clocks [ 2.173409] Freeing unused kernel image (initmem) memory: 17040K [ 2.174211] Write protecting the kernel read-only data: 47104k [ 2.176279] Freeing unused kernel image (text/rodata gap) memory: 288K [ 2.177446] Freeing unused kernel image (rodata/data gap) memory: 36K [ 2.179483] Run /init as init process [ 2.250679] hv_vmbus: registering driver hv_pci [ 2.254412] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI VMBus probing: Using version 0x10004 [ 2.257930] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI host bridge to bus c05b:00 [ 2.259475] pci_bus c05b:00: root bus resource [mem 0xfc0000000-0xfc007ffff window] [ 2.260927] pci_bus c05b:00: No busn resource found for root bus, will use [bus 00-ff] [ 2.265028] pci c05b:00:00.0: [1414:00a9] type 00 class 0x010802 PCIe Endpoint [ 2.272220] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit] [ 2.286588] pci_bus c05b:00: busn_res: [bus 00-ff] end is updated to 00 [ 2.288431] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit]: assigned [ 2.298589] pps_core: LinuxPPS API ver. 1 registered [ 2.299959] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.303228] nvme nvme0: pci function c05b:00:00.0 [ 2.305174] nvme c05b:00:00.0: enabling device (0000 -> 0002) [ 2.307996] PTP clock support registered [ 2.462057] nvme nvme0: 2/0/0 default/read/poll queues [ 2.467506] nvme0n1: p1 p2 p3 p4 p6 p7 p9 [ 2.470323] hv_utils: Registering HyperV Utility Driver [ 2.471262] hv_vmbus: registering driver hv_utils [ 2.472395] hv_utils: Shutdown IC version 3.2 [ 2.474127] hv_utils: Heartbeat IC version 3.0 [ 2.475446] hv_utils: TimeSync IC version 4.0 [ 2.479223] hid: raw HID events driver (C) Jiri Kosina [ 2.481049] hv_vmbus: registering driver hid_hyperv [ 2.482891] input: Microsoft Vmbus HID-compliant Mouse as /devices/0006:045E:0621.0001/input/input1 [ 2.484324] hid-hyperv 0006:045E:0621.0001: input: VIRTUAL HID v0.01 Mouse [Microsoft Vmbus HID-compliant Mouse] on [ 2.492973] SCSI subsystem initialized [ 2.496888] hv_vmbus: registering driver hv_storvsc [ 2.499623] scsi host0: storvsc_host_t [ 2.501834] scsi 0:0:0:2: CD-ROM Msft Virtual DVD-ROM 1.0 PQ: 0 ANSI: 5 [ 2.510420] sr 0:0:0:2: [sr0] scsi-1 drive [ 2.512023] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 2.527253] device-mapper: core: CONFIG_IMA_DISABLE_HTABLE is disabled. Duplicate IMA measurements will not be recorded in the IMA log. [ 2.529706] device-mapper: uevent: version 1.0.3 [ 2.530828] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 2.536441] device-mapper: verity: sha256 using "sha256-lib" Mounting /usr from /dev/mapper/usr [ 2.566971] raid6: avx512x4 gen() 44373 MB/s [ 2.584972] raid6: avx512x2 gen() 43539 MB/s [ 2.601970] raid6: avx512x1 gen() 25398 MB/s [ 2.618969] raid6: avx2x4 gen() 36585 MB/s [ 2.635970] raid6: avx2x2 gen() 39134 MB/s [ 2.653970] raid6: avx2x1 gen() 32764 MB/s [ 2.654823] raid6: using algorithm avx512x4 gen() 44373 MB/s [ 2.671970] raid6: .... xor() 7795 MB/s, rmw enabled [ 2.672855] raid6: using avx512x2 recovery algorithm [ 2.679786] xor: automatically using best checksumming function avx [ 2.750423] Btrfs loaded, zoned=no, fsverity=no [ 2.754156] BTRFS: device fsid 346f6336-0225-492c-ac3e-02c988e1edaa devid 1 transid 38 /dev/mapper/usr (254:0) scanned by mount (159) [ 2.756667] BTRFS info (device dm-0): first mount of filesystem 346f6336-0225-492c-ac3e-02c988e1edaa [ 2.759206] BTRFS error (device dm-0): error allocating crc32c hash for checksum [ 2.760314] BTRFS error (device dm-0): open_ctree failed: -2 mount: mounting /dev/mapper/usr on /sysusr/usr failed: No such file or directory ERROR: The early initrd has failed. To activate debug shell breakpoints, boot with rd.earlyshell in the kernel cmdline, and to activate tracing, boot with rd.earlytrace Press Enter for emergency shell or wait 60 seconds for reboot. INFO: Rebooting [ 62.817719] ACPI: PM: Preparing to enter system sleep state S5 [ 62.819635] reboot: Restarting system [ 62.820508] reboot: machine restart btrfs_relative_path='' btrfs_subvol='' btrfs_subvolid='' check_signatures='no' color_highlight='black/light-gray' color_normal='light-gray/black' feature_200_final='y' feature_all_video_module='y' feature_chainloader_bpb='y' feature_default_font_path='y' feature_menuentry_id='y' feature_menuentry_options='y' feature_nativedisk_cmd='y' feature_ntldr='y' feature_platform_search_hint='y' feature_search_cryptodisk_only='y' feature_timeout_style='y' fw_path='(hd0,gpt1)/EFI/BOOT' grub_cpu='x86_64' grub_netfs_type='grub' grub_platform='efi' lang='' locale_dir='' net_default_ip='' net_default_mac='' net_default_server='' pager='' prefix='(memdisk)' pxe_default_server='' root='hd0,gpt1' secondary_locale_dir='' error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/fs/fshelp.c:find_file:257:file `/flatcar/grub/x86_64-efi/all_video.mod' not found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. GRUB version 2.12-flatcar4 ┌────────────────────────────────────────────────────────────────────────────┐││││││││││││││││││││││││││└────────────────────────────────────────────────────────────────────────────┘ Use the ▲ and ▼ keys to select which entry is highlighted. Press enter to boot the selected OS, `e' to edit the commands before booting or `c' for a command-line.  *Flatcar default  Flatcar USR-A  Flatcar USR-B             The highlighted entry will be executed automatically in 1s.  The highlighted entry will be executed automatically in 0s.  Booting `Flatcar default' [ 0.000000] Linux version 6.18.45-flatcar (build@pony-truck.infra.kinvolk.io) (x86_64-cros-linux-gnu-gcc (Gentoo Hardened 15.3.0 p8) 15.3.0, GNU ld (Gentoo 2.46.0 p1) 2.46.0) #1 SMP PREEMPT_DYNAMIC Thu Sep 3 12:05:44 -00 2026 [ 0.000000] Command line: BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000000c0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000044fdfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000044fe000-0x00000000048fdfff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000048fe000-0x000000003ff1efff] usable [ 0.000000] BIOS-e820: [mem 0x000000003ff1f000-0x000000003ffc8fff] reserved [ 0.000000] BIOS-e820: [mem 0x000000003ffc9000-0x000000003fffafff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000003fffb000-0x000000003fffefff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x000000003ffff000-0x000000003fffffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x00000002bfffffff] usable [ 0.000000] printk: legacy bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] APIC: Static calls initialized [ 0.000000] efi: EFI v2.7 by Microsoft [ 0.000000] efi: ACPI=0x3fffa000 ACPI 2.0=0x3fffa014 SMBIOS=0x3ff88000 SMBIOS 3.0=0x3ff86000 MEMATTR=0x3ea69018 RNG=0x3ffd2018 [ 0.000000] random: crng init done [ 0.000000] secureboot: Secure boot disabled [ 0.000000] SMBIOS 3.1.0 present. [ 0.000000] DMI: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 04/22/2026 [ 0.000000] DMI: Memory slots populated: 2/2 [ 0.000000] Hypervisor detected: Microsoft Hyper-V [ 0.000000] Hyper-V: privilege flags low 0xae7f, high 0x3b8030, ext 0x62, hints 0x9e4e24, misc 0xe0bed7b2 [ 0.000000] Hyper-V: Nested features: 0x3e0101 [ 0.000000] Hyper-V: LAPIC Timer Frequency: 0x30d40 [ 0.000000] Hyper-V: Using hypercall for remote TLB flush [ 0.000000] clocksource: hyperv_clocksource_tsc_page: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] clocksource: hyperv_clocksource_msr: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] tsc: Detected 2300.000 MHz processor [ 0.000060] last_pfn = 0x2c0000 max_arch_pfn = 0x10000000000 [ 0.005184] MTRR map: 4 entries (2 fixed + 2 variable; max 18), built from 8 variable MTRRs [ 0.012105] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT Memory KASLR using RDRAND RDTSC... [ 0.020652] last_pfn = 0x40000 max_arch_pfn = 0x10000000000 [ 0.025574] Using GB pages for direct mapping [ 0.029547] ACPI: Early table checksum verification disabled [ 0.034161] ACPI: RSDP 0x000000003FFFA014 000024 (v02 VRTUAL) [ 0.039003] ACPI: XSDT 0x000000003FFF90E8 00005C (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.045915] ACPI: FACP 0x000000003FFF8000 000114 (v06 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.052744] ACPI: DSDT 0x000000003FFD6000 01E22B (v02 MSFTVM DSDT01 00000001 INTL 20230628) [ 0.059470] ACPI: FACS 0x000000003FFFE000 000040 [ 0.062978] ACPI: OEM0 0x000000003FFF7000 000064 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.069273] ACPI: SPCR 0x000000003FFF6000 000050 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.075346] ACPI: WAET 0x000000003FFF5000 000028 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.081768] ACPI: APIC 0x000000003FFD5000 000058 (v05 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.088073] ACPI: SRAT 0x000000003FFD4000 0000A0 (v03 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.094130] ACPI: BGRT 0x000000003FFD3000 000038 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.100785] ACPI: Reserving FACP table memory at [mem 0x3fff8000-0x3fff8113] [ 0.105659] ACPI: Reserving DSDT table memory at [mem 0x3ffd6000-0x3fff422a] [ 0.110640] ACPI: Reserving FACS table memory at [mem 0x3fffe000-0x3fffe03f] [ 0.115962] ACPI: Reserving OEM0 table memory at [mem 0x3fff7000-0x3fff7063] [ 0.121238] ACPI: Reserving SPCR table memory at [mem 0x3fff6000-0x3fff604f] [ 0.126482] ACPI: Reserving WAET table memory at [mem 0x3fff5000-0x3fff5027] [ 0.132426] ACPI: Reserving APIC table memory at [mem 0x3ffd5000-0x3ffd5057] [ 0.137598] ACPI: Reserving SRAT table memory at [mem 0x3ffd4000-0x3ffd409f] [ 0.142629] ACPI: Reserving BGRT table memory at [mem 0x3ffd3000-0x3ffd3037] [ 0.148024] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x3fffffff] [ 0.152325] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x2bfffffff] [ 0.156736] NUMA: Node 0 [mem 0x00001000-0x3fffffff] + [mem 0x100000000-0x2bfffffff] -> [mem 0x00001000-0x2bfffffff] [ 0.166511] NODE_DATA(0) allocated [mem 0x2bfff6d80-0x2bfffdfff] [ 0.171541] Zone ranges: [ 0.173201] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.177723] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.182418] Normal [mem 0x0000000100000000-0x00000002bfffffff] [ 0.187163] Device empty [ 0.189300] Movable zone start for each node [ 0.192769] Early memory node ranges [ 0.195759] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.201109] node 0: [mem 0x0000000000100000-0x00000000044fdfff] [ 0.210392] node 0: [mem 0x00000000048fe000-0x000000003ff1efff] [ 0.215615] node 0: [mem 0x000000003ffff000-0x000000003fffffff] [ 0.220515] node 0: [mem 0x0000000100000000-0x00000002bfffffff] [ 0.225354] Initmem setup node 0 [mem 0x0000000000001000-0x00000002bfffffff] [ 0.230693] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.235382] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.242164] On node 0, zone DMA32: 1024 pages in unavailable ranges [ 0.246674] On node 0, zone DMA32: 224 pages in unavailable ranges [ 0.264265] ACPI: PM-Timer IO Port: 0x408 [ 0.267052] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1]) [ 0.271295] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.275950] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.280758] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.285446] ACPI: SPCR: console: uart,io,0x3f8,115200 [ 0.289194] TSC deadline timer available [ 0.292028] CPU topo: Max. logical packages: 1 [ 0.295519] CPU topo: Max. logical dies: 1 [ 0.299011] CPU topo: Max. dies per package: 1 [ 0.302390] CPU topo: Max. threads per core: 2 [ 0.305675] CPU topo: Num. cores per package: 1 [ 0.309268] CPU topo: Num. threads per package: 2 [ 0.312989] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.317473] [mem 0x40000000-0xffffffff] available for PCI devices [ 0.321939] Booting paravirtualized kernel on Hyper-V [ 0.325339] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.336899] setup_percpu: NR_CPUS:512 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.342909] percpu: Embedded 56 pages/cpu s190680 r8192 d30504 u1048576 [ 0.347896] Hyper-V: PV spinlocks enabled [ 0.351147] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.356472] Kernel command line: rootflags=rw mount.usrflags=ro BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.386147] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.392728] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.399662] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.405429] software IO TLB: area num 2. [ 0.422491] Fallback order for Node 0: 0 [ 0.422495] Built 1 zonelists, mobility grouping on. Total pages: 2095807 [ 0.430609] Policy zone: Normal [ 0.432850] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.450862] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 Poking KASLR using RDRAND RDTSC... [ 0.468651] ftrace: allocating 41455 entries in 164 pages [ 0.474962] ftrace: allocated 164 pages with 3 groups [ 0.480974] Dynamic Preempt: voluntary [ 0.484625] rcu: Preemptible hierarchical RCU implementation. [ 0.488848] rcu: RCU event tracing is enabled. [ 0.492251] rcu: RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=2. [ 0.497189] Trampoline variant of Tasks RCU enabled. [ 0.501131] Rude variant of Tasks RCU enabled. [ 0.504723] Tracing variant of Tasks RCU enabled. [ 0.511327] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.517545] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.524281] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.531049] RCU Tasks Rude: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.538514] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.550257] Using NULL legacy PIC [ 0.552623] NR_IRQS: 33024, nr_irqs: 440, preallocated irqs: 0 [ 0.556684] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.561769] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.568980] Console: colour dummy device 80x25 [ 0.571935] printk: legacy console [tty1] enabled [ 0.575323] printk: legacy console [ttyS0] enabled [ 0.575323] printk: legacy console [ttyS0] enabled [ 0.581762] printk: legacy bootconsole [earlyser0] disabled [ 0.581762] printk: legacy bootconsole [earlyser0] disabled [ 0.593291] ACPI: Core revision 20250807 [ 0.596487] Failed to register legacy timer interrupt [ 0.600701] APIC: Switch to symmetric I/O mode setup [ 0.607063] x2apic enabled [ 0.609790] APIC: Switched APIC routing to: physical x2apic [ 0.613741] Hyper-V: Host Build 10.0.26100.1652-1-0 [ 0.617388] Hyper-V: enabling crash_kexec_post_notifiers [ 0.621198] Hyper-V: Using IPI hypercalls [ 0.623903] APIC: send_IPI() replaced with hv_send_ipi() [ 0.627505] APIC: send_IPI_mask() replaced with hv_send_ipi_mask() [ 0.632132] APIC: send_IPI_mask_allbutself() replaced with hv_send_ipi_mask_allbutself() [ 0.638337] APIC: send_IPI_allbutself() replaced with hv_send_ipi_allbutself() [ 0.643528] APIC: send_IPI_all() replaced with hv_send_ipi_all() [ 0.648246] APIC: send_IPI_self() replaced with hv_send_ipi_self() [ 0.653010] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.660311] Calibrating delay loop (skipped), value calculated using timer frequency.. 4600.00 BogoMIPS (lpj=2300000) [ 0.661308] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 0.661308] CET detected: Indirect Branch Tracking enabled [ 0.661308] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.661308] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.661308] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 0.661308] Speculative Store Bypass: Vulnerable [ 0.661308] Spectre V2 : Mitigation: Retpolines [ 0.661308] RETBleed: Vulnerable [ 0.661308] ITS: Mitigation: Aligned branch/return thunks [ 0.661308] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.661308] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 0.661308] active return thunk: its_return_thunk [ 0.661308] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.661308] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.661308] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.661308] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 0.661308] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 0.661308] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 0.661308] x86/fpu: Supporting XSAVE feature 0x800: 'Control-flow User registers' [ 0.661308] x86/fpu: Supporting XSAVE feature 0x1000: 'Control-flow Kernel registers (KVM only)' [ 0.661308] x86/fpu: Supporting XSAVE feature 0x20000: 'AMX Tile config' [ 0.661308] x86/fpu: Supporting XSAVE feature 0x40000: 'AMX Tile data' [ 0.661308] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.661308] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 0.661308] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 0.661308] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 0.661308] x86/fpu: xstate_offset[11]: 2432, xstate_sizes[11]: 16 [ 0.661308] x86/fpu: xstate_offset[12]: 2448, xstate_sizes[12]: 24 [ 0.661308] x86/fpu: xstate_offset[17]: 2496, xstate_sizes[17]: 64 [ 0.661308] x86/fpu: xstate_offset[18]: 2560, xstate_sizes[18]: 8192 [ 0.661308] x86/fpu: Enabled xstate features 0x618e7, context size is 10752 bytes, using 'compacted' format. [ 0.661308] Freeing SMP alternatives memory: 40K [ 0.661308] pid_max: default: 32768 minimum: 301 [ 0.661308] LSM: initializing lsm=lockdown,capability,landlock,selinux,ima [ 0.661308] landlock: Up and running. [ 0.661308] SELinux: Initializing. [ 0.661308] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.661308] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.661308] smpboot: CPU0: Intel INTEL(R) XEON(R) PLATINUM 8573C (family: 0x6, model: 0xcf, stepping: 0x2) [ 0.661514] Performance Events: unsupported CPU family 6 model 207 no PMU driver, software events only. [ 0.662368] signal: max sigframe size: 11952 [ 0.663382] rcu: Hierarchical SRCU implementation. [ 0.664311] rcu: Max phase no-delay instances is 400. [ 0.665391] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level [ 0.669306] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.669387] smp: Bringing up secondary CPUs ... [ 0.670439] smpboot: x86: Booting SMP configuration: [ 0.671313] .... node #0, CPUs: #1 [ 0.673799] smp: Brought up 1 node, 2 CPUs [ 0.675354] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.718155] Memory: 8058548K/8383228K available (14045K kernel code, 2495K rwdata, 32732K rodata, 17040K init, 952K bss, 318652K reserved, 0K cma-reserved) [ 0.718580] devtmpfs: initialized [ 0.719308] x86/mm: Memory block size: 128MB [ 0.725349] ACPI: PM: Registering ACPI NVS region [mem 0x3fffb000-0x3fffefff] (16384 bytes) [ 0.726392] posixtimers hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 0.733333] futex hash table entries: 512 (32768 bytes on 1 NUMA nodes, total 32 KiB, linear). [ 0.740399] pinctrl core: initialized pinctrl subsystem [ 0.745781] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 0.751444] audit: initializing netlink subsys (disabled) [ 0.756376] audit: type=2000 audit(1788459290.096:1): state=initialized audit_enabled=0 res=1 [ 0.756581] thermal_sys: Registered thermal governor 'step_wise' [ 0.757322] cpuidle: using governor menu [ 0.760308] efi: Freeing EFI boot services memory: 35076K [ 0.764314] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.770385] dca service started, version 1.12.1 [ 0.774440] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 0.801335] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 0.802314] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 0.803312] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 0.804311] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 0.806318] ACPI: Added _OSI(Module Device) [ 0.807349] ACPI: Added _OSI(Processor Device) [ 0.808308] ACPI: Added _OSI(Processor Aggregator Device) [ 0.826904] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 0.833405] ACPI: Interpreter enabled [ 0.836319] ACPI: PM: (supports S0 S5) [ 0.839312] ACPI: Using IOAPIC for interrupt routing [ 0.844325] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.852312] PCI: Ignoring E820 reservations for host bridge windows [ 0.858372] ACPI: Enabled 1 GPEs in block 00 to 0F [ 0.863330] iommu: Default domain type: Translated [ 0.864312] iommu: DMA domain TLB invalidation policy: lazy mode [ 0.865403] efivars: Registered efivars operations [ 0.869371] hv_vmbus: hv_mmio=[mem 0x40000000-0xfed3ffff],[mem 0xfc0000000-0xfffffffff] fb=[mem 0x40000000-0x47ffffff] [ 0.880551] hv_vmbus: Vmbus version:5.3 [ 0.885485] PCI: Using ACPI for IRQ routing [ 0.888314] PCI: System does not support PCI [ 0.892338] vgaarb: loaded [ 0.895401] clocksource: Switched to clocksource tsc-early [ 0.901084] VFS: Disk quotas dquot_6.6.0 [ 0.904367] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.910575] pnp: PnP ACPI init [ 0.913348] pnp: PnP ACPI: found 3 devices [ 0.922559] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.929859] NET: Registered PF_INET protocol family [ 0.933879] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.950723] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) [ 0.957512] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.963680] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.971029] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, linear) [ 0.977777] TCP: Hash tables configured (established 65536 bind 65536) [ 0.983605] UDP hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.989920] UDP-Lite hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.996453] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 1.000807] NET: Registered PF_XDP protocol family [ 1.004868] PCI: CLS 0 bytes, default 64 [ 1.008127] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.014438] software IO TLB: mapped [mem 0x000000003a96c000-0x000000003e96c000] (64MB) [ 1.021966] RAPL PMU: API unit is 2^-32 Joules, 1 fixed counters, 10737418240 ms ovfl timer [ 1.030059] RAPL PMU: hw unit of domain psys 2^-0 Joules [ 1.035363] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.044365] clocksource: Switched to clocksource tsc [ 1.065914] Initialise system trusted keyrings [ 1.070599] workingset: timestamp_bits=39 max_order=21 bucket_order=0 [ 1.078151] Key type asymmetric registered [ 1.082149] Asymmetric key parser 'x509' registered [ 1.086845] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 1.093567] io scheduler mq-deadline registered [ 1.097888] io scheduler kyber registered [ 1.101486] io scheduler bfq registered [ 1.112597] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 1.118155] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.124037] 00:00: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 1.131581] 00:01: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 1.138623] serial8250: ttyS2 at I/O 0x3e8 (irq = 4, base_baud = 115200) is a 16550A [ 1.146370] i8042: PNP: No PS/2 controller found. [ 1.150810] hv_vmbus: registering driver hyperv_keyboard [ 1.156467] rtc_cmos 00:02: registered as rtc0 [ 1.160621] rtc_cmos 00:02: setting system clock to 2026-09-03T18:14:50 UTC (1788459290) [ 1.168247] rtc_cmos 00:02: alarms up to one month, 114 bytes nvram [ 1.174015] input: AT Translated Set 2 keyboard as /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0004:00/MSFT1000:00/d34b2567-b9b6-42b9-8778-0a4ec0b955bf/serio0/input/input0 [ 1.187511] intel_pstate: Intel P-state driver initializing [ 1.193299] efifb: probing for efifb [ 1.196523] efifb: framebuffer at 0x40000000, using 3072k, total 3072k [ 1.202217] efifb: mode is 1024x768x32, linelength=4096, pages=1 [ 1.207781] efifb: scrolling: redraw [ 1.210780] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 1.216887] Console: switching to colour frame buffer device 128x48 [ 1.223183] fb0: EFI VGA frame buffer device [ 1.226909] pstore: Using crash dump compression: deflate [ 1.231651] pstore: Registered efi_pstore as persistent store backend [ 1.237496] NET: Registered PF_INET6 protocol family [ 1.242625] Segment Routing with IPv6 [ 1.245921] In-situ OAM (IOAM) with IPv6 [ 1.249531] NET: Registered PF_PACKET protocol family [ 1.254081] Key type dns_resolver registered [ 1.258742] IPI shorthand broadcast: enabled [ 1.263942] sched_clock: Marking stable (1165005528, 98540108)->(1585310479, -321764843) [ 1.271874] registered taskstats version 1 [ 1.276006] Loading compiled-in X.509 certificates [ 2.116282] Loaded X.509 cert 'Kinvolk GmbH: Module signing key for 6.18.45-flatcar: bd04c69e854c547b63b31570ffb9dfb0b56e0a3e' [ 2.127596] Demotion targets for Node 0: null [ 2.131520] Key type .fscrypt registered [ 2.134404] Key type fscrypt-provisioning registered [ 2.138024] ima: No TPM chip found, activating TPM-bypass! [ 2.142082] ima: Allocated hash algorithm: sha1 [ 2.145796] ima: No architecture policies found [ 2.153798] clk: Disabling unused clocks [ 2.172828] Freeing unused kernel image (initmem) memory: 17040K [ 2.173572] Write protecting the kernel read-only data: 47104k [ 2.175618] Freeing unused kernel image (text/rodata gap) memory: 288K [ 2.176739] Freeing unused kernel image (rodata/data gap) memory: 36K [ 2.177951] Run /init as init process [ 2.248130] hv_vmbus: registering driver hv_pci [ 2.251669] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI VMBus probing: Using version 0x10004 [ 2.254904] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI host bridge to bus c05b:00 [ 2.256407] pci_bus c05b:00: root bus resource [mem 0xfc0000000-0xfc007ffff window] [ 2.257951] pci_bus c05b:00: No busn resource found for root bus, will use [bus 00-ff] [ 2.262270] pci c05b:00:00.0: [1414:00a9] type 00 class 0x010802 PCIe Endpoint [ 2.269718] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit] [ 2.283493] pci_bus c05b:00: busn_res: [bus 00-ff] end is updated to 00 [ 2.285313] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit]: assigned [ 2.294364] pps_core: LinuxPPS API ver. 1 registered [ 2.295696] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.298182] nvme nvme0: pci function c05b:00:00.0 [ 2.299868] nvme c05b:00:00.0: enabling device (0000 -> 0002) [ 2.303460] PTP clock support registered [ 2.463353] nvme nvme0: 2/0/0 default/read/poll queues [ 2.469067] nvme0n1: p1 p2 p3 p4 p6 p7 p9 [ 2.471947] hv_utils: Registering HyperV Utility Driver [ 2.472871] hv_vmbus: registering driver hv_utils [ 2.474124] hv_utils: Shutdown IC version 3.2 [ 2.475812] hv_utils: Heartbeat IC version 3.0 [ 2.477087] hv_utils: TimeSync IC version 4.0 [ 2.480776] hid: raw HID events driver (C) Jiri Kosina [ 2.482588] hv_vmbus: registering driver hid_hyperv [ 2.484049] input: Microsoft Vmbus HID-compliant Mouse as /devices/0006:045E:0621.0001/input/input1 [ 2.486522] hid-hyperv 0006:045E:0621.0001: input: VIRTUAL HID v0.01 Mouse [Microsoft Vmbus HID-compliant Mouse] on [ 2.495477] SCSI subsystem initialized [ 2.499408] hv_vmbus: registering driver hv_storvsc [ 2.501532] scsi host0: storvsc_host_t [ 2.509685] scsi 0:0:0:2: CD-ROM Msft Virtual DVD-ROM 1.0 PQ: 0 ANSI: 5 [ 2.518084] sr 0:0:0:2: [sr0] scsi-1 drive [ 2.519138] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 2.535927] device-mapper: core: CONFIG_IMA_DISABLE_HTABLE is disabled. Duplicate IMA measurements will not be recorded in the IMA log. [ 2.538042] device-mapper: uevent: version 1.0.3 [ 2.539080] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 2.544349] device-mapper: verity: sha256 using "sha256-lib" Mounting /usr from /dev/mapper/usr [ 2.574551] raid6: avx512x4 gen() 43337 MB/s [ 2.593549] raid6: avx512x2 gen() 42799 MB/s [ 2.611547] raid6: avx512x1 gen() 26141 MB/s [ 2.629549] raid6: avx2x4 gen() 36101 MB/s [ 2.648547] raid6: avx2x2 gen() 37013 MB/s [ 2.666547] raid6: avx2x1 gen() 31381 MB/s [ 2.667640] raid6: using algorithm avx512x4 gen() 43337 MB/s [ 2.685548] raid6: .... xor() 7172 MB/s, rmw enabled [ 2.687545] raid6: using avx512x2 recovery algorithm [ 2.694485] xor: automatically using best checksumming function avx [ 2.766093] Btrfs loaded, zoned=no, fsverity=no [ 2.769703] BTRFS: device fsid 346f6336-0225-492c-ac3e-02c988e1edaa devid 1 transid 38 /dev/mapper/usr (254:0) scanned by mount (158) [ 2.772449] BTRFS info (device dm-0): first mount of filesystem 346f6336-0225-492c-ac3e-02c988e1edaa [ 2.775321] BTRFS error (device dm-0): error allocating crc32c hash for checksum [ 2.776812] BTRFS error (device dm-0): open_ctree failed: -2 mount: mounting /dev/mapper/usr on /sysusr/usr failed: No such file or directory ERROR: The early initrd has failed. To activate debug shell breakpoints, boot with rd.earlyshell in the kernel cmdline, and to activate tracing, boot with rd.earlytrace Press Enter for emergency shell or wait 60 seconds for reboot. INFO: Rebooting [ 62.829132] ACPI: PM: Preparing to enter system sleep state S5 [ 62.831097] reboot: Restarting system [ 62.831971] reboot: machine restart ld not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported btrfs_relative_path='' btrfs_subvol='' btrfs_subvolid='' check_signatures='no' color_highlight='black/light-gray' color_normal='light-gray/black' feature_200_final='y' feature_all_video_module='y' feature_chainloader_bpb='y' feature_default_font_path='y' feature_menuentry_id='y' feature_menuentry_options='y' feature_nativedisk_cmd='y' feature_ntldr='y' feature_platform_search_hint='y' feature_search_cryptodisk_only='y' feature_timeout_style='y' fw_path='(hd0,gpt1)/EFI/BOOT' grub_cpu='x86_64' grub_netfs_type='grub' grub_platform='efi' lang='' locale_dir='' net_default_ip='' net_default_mac='' net_default_server='' pager='' prefix='(memdisk)' pxe_default_server='' root='hd0,gpt1' secondary_locale_dir='' error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/fs/fshelp.c:find_file:257:file `/flatcar/grub/x86_64-efi/all_video.mod' not found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. GRUB version 2.12-flatcar4 ┌────────────────────────────────────────────────────────────────────────────┐││││││││││││││││││││││││││└────────────────────────────────────────────────────────────────────────────┘ Use the ▲ and ▼ keys to select which entry is highlighted. Press enter to boot the selected OS, `e' to edit the commands before booting or `c' for a command-line.  *Flatcar default  Flatcar USR-A  Flatcar USR-B             The highlighted entry will be executed automatically in 1s.  The highlighted entry will be executed automatically in 0s.  Booting `Flatcar default' [ 0.000000] Linux version 6.18.45-flatcar (build@pony-truck.infra.kinvolk.io) (x86_64-cros-linux-gnu-gcc (Gentoo Hardened 15.3.0 p8) 15.3.0, GNU ld (Gentoo 2.46.0 p1) 2.46.0) #1 SMP PREEMPT_DYNAMIC Thu Sep 3 12:05:44 -00 2026 [ 0.000000] Command line: BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000000c0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000044fdfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000044fe000-0x00000000048fdfff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000048fe000-0x000000003ff1efff] usable [ 0.000000] BIOS-e820: [mem 0x000000003ff1f000-0x000000003ffc8fff] reserved [ 0.000000] BIOS-e820: [mem 0x000000003ffc9000-0x000000003fffafff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000003fffb000-0x000000003fffefff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x000000003ffff000-0x000000003fffffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x00000002bfffffff] usable [ 0.000000] printk: legacy bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] APIC: Static calls initialized [ 0.000000] efi: EFI v2.7 by Microsoft [ 0.000000] efi: ACPI=0x3fffa000 ACPI 2.0=0x3fffa014 SMBIOS=0x3ff88000 SMBIOS 3.0=0x3ff86000 MEMATTR=0x3ea6e018 RNG=0x3ffd2018 [ 0.000000] random: crng init done [ 0.000000] secureboot: Secure boot disabled [ 0.000000] SMBIOS 3.1.0 present. [ 0.000000] DMI: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 04/22/2026 [ 0.000000] DMI: Memory slots populated: 2/2 [ 0.000000] Hypervisor detected: Microsoft Hyper-V [ 0.000000] Hyper-V: privilege flags low 0xae7f, high 0x3b8030, ext 0x62, hints 0x9e4e24, misc 0xe0bed7b2 [ 0.000000] Hyper-V: Nested features: 0x3e0101 [ 0.000000] Hyper-V: LAPIC Timer Frequency: 0x30d40 [ 0.000000] Hyper-V: Using hypercall for remote TLB flush [ 0.000000] clocksource: hyperv_clocksource_tsc_page: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] clocksource: hyperv_clocksource_msr: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] tsc: Detected 2300.000 MHz processor [ 0.000059] last_pfn = 0x2c0000 max_arch_pfn = 0x10000000000 [ 0.004384] MTRR map: 4 entries (2 fixed + 2 variable; max 18), built from 8 variable MTRRs [ 0.011184] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT Memory KASLR using RDRAND RDTSC... [ 0.019194] last_pfn = 0x40000 max_arch_pfn = 0x10000000000 [ 0.023694] Using GB pages for direct mapping [ 0.027294] ACPI: Early table checksum verification disabled [ 0.031681] ACPI: RSDP 0x000000003FFFA014 000024 (v02 VRTUAL) [ 0.036136] ACPI: XSDT 0x000000003FFF90E8 00005C (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.042678] ACPI: FACP 0x000000003FFF8000 000114 (v06 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.049324] ACPI: DSDT 0x000000003FFD6000 01E22B (v02 MSFTVM DSDT01 00000001 INTL 20230628) [ 0.056002] ACPI: FACS 0x000000003FFFE000 000040 [ 0.060054] ACPI: OEM0 0x000000003FFF7000 000064 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.067125] ACPI: SPCR 0x000000003FFF6000 000050 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.073628] ACPI: WAET 0x000000003FFF5000 000028 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.080579] ACPI: APIC 0x000000003FFD5000 000058 (v05 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.087502] ACPI: SRAT 0x000000003FFD4000 0000A0 (v03 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.093903] ACPI: BGRT 0x000000003FFD3000 000038 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.110903] ACPI: Reserving FACP table memory at [mem 0x3fff8000-0x3fff8113] [ 0.116188] ACPI: Reserving DSDT table memory at [mem 0x3ffd6000-0x3fff422a] [ 0.121245] ACPI: Reserving FACS table memory at [mem 0x3fffe000-0x3fffe03f] [ 0.126489] ACPI: Reserving OEM0 table memory at [mem 0x3fff7000-0x3fff7063] [ 0.131741] ACPI: Reserving SPCR table memory at [mem 0x3fff6000-0x3fff604f] [ 0.137708] ACPI: Reserving WAET table memory at [mem 0x3fff5000-0x3fff5027] [ 0.143025] ACPI: Reserving APIC table memory at [mem 0x3ffd5000-0x3ffd5057] [ 0.148619] ACPI: Reserving SRAT table memory at [mem 0x3ffd4000-0x3ffd409f] [ 0.155776] ACPI: Reserving BGRT table memory at [mem 0x3ffd3000-0x3ffd3037] [ 0.161566] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x3fffffff] [ 0.166504] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x2bfffffff] [ 0.171811] NUMA: Node 0 [mem 0x00001000-0x3fffffff] + [mem 0x100000000-0x2bfffffff] -> [mem 0x00001000-0x2bfffffff] [ 0.180036] NODE_DATA(0) allocated [mem 0x2bfff8d80-0x2bfffffff] [ 0.185230] Zone ranges: [ 0.187230] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.192200] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.197112] Normal [mem 0x0000000100000000-0x00000002bfffffff] [ 0.202417] Device empty [ 0.205029] Movable zone start for each node [ 0.208767] Early memory node ranges [ 0.211695] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.216351] node 0: [mem 0x0000000000100000-0x00000000044fdfff] [ 0.220646] node 0: [mem 0x00000000048fe000-0x000000003ff1efff] [ 0.224940] node 0: [mem 0x000000003ffff000-0x000000003fffffff] [ 0.229989] node 0: [mem 0x0000000100000000-0x00000002bfffffff] [ 0.235099] Initmem setup node 0 [mem 0x0000000000001000-0x00000002bfffffff] [ 0.240455] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.244998] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.251481] On node 0, zone DMA32: 1024 pages in unavailable ranges [ 0.256180] On node 0, zone DMA32: 224 pages in unavailable ranges [ 0.273781] ACPI: PM-Timer IO Port: 0x408 [ 0.276547] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1]) [ 0.280560] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.285190] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.289683] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.294191] ACPI: SPCR: console: uart,io,0x3f8,115200 [ 0.297630] TSC deadline timer available [ 0.300297] CPU topo: Max. logical packages: 1 [ 0.303537] CPU topo: Max. logical dies: 1 [ 0.306982] CPU topo: Max. dies per package: 1 [ 0.310318] CPU topo: Max. threads per core: 2 [ 0.313663] CPU topo: Num. cores per package: 1 [ 0.317157] CPU topo: Num. threads per package: 2 [ 0.320585] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.325188] [mem 0x40000000-0xffffffff] available for PCI devices [ 0.329467] Booting paravirtualized kernel on Hyper-V [ 0.332979] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.345369] setup_percpu: NR_CPUS:512 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.351124] percpu: Embedded 56 pages/cpu s190680 r8192 d30504 u1048576 [ 0.356017] Hyper-V: PV spinlocks enabled [ 0.358806] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.364286] Kernel command line: rootflags=rw mount.usrflags=ro BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.393527] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.400086] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.406497] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.412080] software IO TLB: area num 2. [ 0.429087] Fallback order for Node 0: 0 [ 0.429090] Built 1 zonelists, mobility grouping on. Total pages: 2095807 [ 0.436510] Policy zone: Normal [ 0.438626] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.456645] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 Poking KASLR using RDRAND RDTSC... [ 0.472365] ftrace: allocating 41455 entries in 164 pages [ 0.476269] ftrace: allocated 164 pages with 3 groups [ 0.481008] Dynamic Preempt: voluntary [ 0.483817] rcu: Preemptible hierarchical RCU implementation. [ 0.488082] rcu: RCU event tracing is enabled. [ 0.491558] rcu: RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=2. [ 0.496880] Trampoline variant of Tasks RCU enabled. [ 0.501025] Rude variant of Tasks RCU enabled. [ 0.504731] Tracing variant of Tasks RCU enabled. [ 0.508725] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.514583] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.519964] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.527151] RCU Tasks Rude: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.534394] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.545776] Using NULL legacy PIC [ 0.548191] NR_IRQS: 33024, nr_irqs: 440, preallocated irqs: 0 [ 0.552700] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.558556] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.566297] Console: colour dummy device 80x25 [ 0.569642] printk: legacy console [tty1] enabled [ 0.573735] printk: legacy console [ttyS0] enabled [ 0.573735] printk: legacy console [ttyS0] enabled [ 0.581206] printk: legacy bootconsole [earlyser0] disabled [ 0.581206] printk: legacy bootconsole [earlyser0] disabled [ 0.590540] ACPI: Core revision 20250807 [ 0.593504] Failed to register legacy timer interrupt [ 0.596964] APIC: Switch to symmetric I/O mode setup [ 0.600901] x2apic enabled [ 0.603126] APIC: Switched APIC routing to: physical x2apic [ 0.608270] Hyper-V: Host Build 10.0.26100.1652-1-0 [ 0.612455] Hyper-V: enabling crash_kexec_post_notifiers [ 0.616822] Hyper-V: Using IPI hypercalls [ 0.620171] APIC: send_IPI() replaced with hv_send_ipi() [ 0.624457] APIC: send_IPI_mask() replaced with hv_send_ipi_mask() [ 0.629088] APIC: send_IPI_mask_allbutself() replaced with hv_send_ipi_mask_allbutself() [ 0.634891] APIC: send_IPI_allbutself() replaced with hv_send_ipi_allbutself() [ 0.640950] APIC: send_IPI_all() replaced with hv_send_ipi_all() [ 0.645860] APIC: send_IPI_self() replaced with hv_send_ipi_self() [ 0.650563] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.658468] Calibrating delay loop (skipped), value calculated using timer frequency.. 4600.00 BogoMIPS (lpj=2300000) [ 0.659465] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 0.659465] CET detected: Indirect Branch Tracking enabled [ 0.659465] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.659465] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.659465] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 0.659465] Speculative Store Bypass: Vulnerable [ 0.659465] Spectre V2 : Mitigation: Retpolines [ 0.659465] RETBleed: Vulnerable [ 0.659465] ITS: Mitigation: Aligned branch/return thunks [ 0.659465] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.659465] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 0.659465] active return thunk: its_return_thunk [ 0.659465] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.659465] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.659465] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.659465] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 0.659465] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 0.659465] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 0.659465] x86/fpu: Supporting XSAVE feature 0x800: 'Control-flow User registers' [ 0.659465] x86/fpu: Supporting XSAVE feature 0x1000: 'Control-flow Kernel registers (KVM only)' [ 0.659465] x86/fpu: Supporting XSAVE feature 0x20000: 'AMX Tile config' [ 0.659465] x86/fpu: Supporting XSAVE feature 0x40000: 'AMX Tile data' [ 0.659465] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.659465] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 0.659465] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 0.659465] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 0.659465] x86/fpu: xstate_offset[11]: 2432, xstate_sizes[11]: 16 [ 0.659465] x86/fpu: xstate_offset[12]: 2448, xstate_sizes[12]: 24 [ 0.659465] x86/fpu: xstate_offset[17]: 2496, xstate_sizes[17]: 64 [ 0.659465] x86/fpu: xstate_offset[18]: 2560, xstate_sizes[18]: 8192 [ 0.659465] x86/fpu: Enabled xstate features 0x618e7, context size is 10752 bytes, using 'compacted' format. [ 0.659465] Freeing SMP alternatives memory: 40K [ 0.659465] pid_max: default: 32768 minimum: 301 [ 0.659465] LSM: initializing lsm=lockdown,capability,landlock,selinux,ima [ 0.659465] landlock: Up and running. [ 0.659465] SELinux: Initializing. [ 0.659465] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.659465] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.659465] smpboot: CPU0: Intel INTEL(R) XEON(R) PLATINUM 8573C (family: 0x6, model: 0xcf, stepping: 0x2) [ 0.659675] Performance Events: unsupported CPU family 6 model 207 no PMU driver, software events only. [ 0.660520] signal: max sigframe size: 11952 [ 0.661538] rcu: Hierarchical SRCU implementation. [ 0.662468] rcu: Max phase no-delay instances is 400. [ 0.663543] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level [ 0.667170] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.667545] smp: Bringing up secondary CPUs ... [ 0.668599] smpboot: x86: Booting SMP configuration: [ 0.669469] .... node #0, CPUs: #1 [ 0.671947] smp: Brought up 1 node, 2 CPUs [ 0.673472] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.717314] Memory: 8059304K/8383228K available (14045K kernel code, 2495K rwdata, 32732K rodata, 17040K init, 952K bss, 318648K reserved, 0K cma-reserved) [ 0.717736] devtmpfs: initialized [ 0.718465] x86/mm: Memory block size: 128MB [ 0.723505] ACPI: PM: Registering ACPI NVS region [mem 0x3fffb000-0x3fffefff] (16384 bytes) [ 0.724552] posixtimers hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 0.729479] futex hash table entries: 512 (32768 bytes on 1 NUMA nodes, total 32 KiB, linear). [ 0.737554] pinctrl core: initialized pinctrl subsystem [ 0.742937] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 0.748602] audit: initializing netlink subsys (disabled) [ 0.752530] audit: type=2000 audit(1788459357.094:1): state=initialized audit_enabled=0 res=1 [ 0.753614] thermal_sys: Registered thermal governor 'step_wise' [ 0.754506] cpuidle: using governor menu [ 0.757465] efi: Freeing EFI boot services memory: 35080K [ 0.761471] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.767533] dca service started, version 1.12.1 [ 0.772493] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 0.801493] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 0.808470] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 0.814470] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 0.820468] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 0.827004] ACPI: Added _OSI(Module Device) [ 0.830469] ACPI: Added _OSI(Processor Device) [ 0.834469] ACPI: Added _OSI(Processor Aggregator Device) [ 0.846305] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 0.852552] ACPI: Interpreter enabled [ 0.853474] ACPI: PM: (supports S0 S5) [ 0.856469] ACPI: Using IOAPIC for interrupt routing [ 0.861487] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.869469] PCI: Ignoring E820 reservations for host bridge windows [ 0.874537] ACPI: Enabled 1 GPEs in block 00 to 0F [ 0.880011] iommu: Default domain type: Translated [ 0.880469] iommu: DMA domain TLB invalidation policy: lazy mode [ 0.881554] efivars: Registered efivars operations [ 0.885556] hv_vmbus: hv_mmio=[mem 0x40000000-0xfed3ffff],[mem 0xfc0000000-0xfffffffff] fb=[mem 0x40000000-0x47ffffff] [ 0.895703] hv_vmbus: Vmbus version:5.3 [ 0.899955] PCI: Using ACPI for IRQ routing [ 0.903471] PCI: System does not support PCI [ 0.907521] vgaarb: loaded [ 0.909548] clocksource: Switched to clocksource tsc-early [ 0.914110] VFS: Disk quotas dquot_6.6.0 [ 0.917648] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.923691] pnp: PnP ACPI init [ 0.926101] pnp: PnP ACPI: found 3 devices [ 0.935471] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.942020] NET: Registered PF_INET protocol family [ 0.946313] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.967257] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) [ 0.976020] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.982451] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.989776] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, linear) [ 0.996313] TCP: Hash tables configured (established 65536 bind 65536) [ 1.002248] UDP hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 1.008968] UDP-Lite hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 1.014864] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 1.019233] NET: Registered PF_XDP protocol family [ 1.022797] PCI: CLS 0 bytes, default 64 [ 1.025852] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.031729] software IO TLB: mapped [mem 0x000000003a96e000-0x000000003e96e000] (64MB) [ 1.039053] RAPL PMU: API unit is 2^-32 Joules, 1 fixed counters, 10737418240 ms ovfl timer [ 1.046627] RAPL PMU: hw unit of domain psys 2^-0 Joules [ 1.051413] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.060310] clocksource: Switched to clocksource tsc [ 1.081577] Initialise system trusted keyrings [ 1.085779] workingset: timestamp_bits=39 max_order=21 bucket_order=0 [ 1.092259] Key type asymmetric registered [ 1.095971] Asymmetric key parser 'x509' registered [ 1.102200] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 1.108939] io scheduler mq-deadline registered [ 1.113050] io scheduler kyber registered [ 1.116370] io scheduler bfq registered [ 1.119961] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 1.125180] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.131465] 00:00: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 1.138513] 00:01: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 1.145696] serial8250: ttyS2 at I/O 0x3e8 (irq = 4, base_baud = 115200) is a 16550A [ 1.152642] i8042: PNP: No PS/2 controller found. [ 1.156813] hv_vmbus: registering driver hyperv_keyboard [ 1.162512] rtc_cmos 00:02: registered as rtc0 [ 1.166415] rtc_cmos 00:02: setting system clock to 2026-09-03T18:15:57 UTC (1788459357) [ 1.166538] input: AT Translated Set 2 keyboard as /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0004:00/MSFT1000:00/d34b2567-b9b6-42b9-8778-0a4ec0b955bf/serio0/input/input0 [ 1.173252] rtc_cmos 00:02: alarms up to one month, 114 bytes nvram [ 1.196401] intel_pstate: Intel P-state driver initializing [ 1.201113] efifb: probing for efifb [ 1.204305] efifb: framebuffer at 0x40000000, using 3072k, total 3072k [ 1.210309] efifb: mode is 1024x768x32, linelength=4096, pages=1 [ 1.215364] efifb: scrolling: redraw [ 1.218556] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 1.225491] Console: switching to colour frame buffer device 128x48 [ 1.231335] fb0: EFI VGA frame buffer device [ 1.235003] pstore: Using crash dump compression: deflate [ 1.239828] pstore: Registered efi_pstore as persistent store backend [ 1.245579] NET: Registered PF_INET6 protocol family [ 1.250986] Segment Routing with IPv6 [ 1.254299] In-situ OAM (IOAM) with IPv6 [ 1.257820] NET: Registered PF_PACKET protocol family [ 1.262942] Key type dns_resolver registered [ 1.268105] IPI shorthand broadcast: enabled [ 1.273855] sched_clock: Marking stable (1173005512, 99909479)->(1584167494, -311252503) [ 1.281302] registered taskstats version 1 [ 1.285103] Loading compiled-in X.509 certificates [ 2.164163] Loaded X.509 cert 'Kinvolk GmbH: Module signing key for 6.18.45-flatcar: bd04c69e854c547b63b31570ffb9dfb0b56e0a3e' [ 2.176755] Demotion targets for Node 0: null [ 2.180952] Key type .fscrypt registered [ 2.184179] Key type fscrypt-provisioning registered [ 2.188196] ima: No TPM chip found, activating TPM-bypass! [ 2.192875] ima: Allocated hash algorithm: sha1 [ 2.197247] ima: No architecture policies found [ 2.206804] clk: Disabling unused clocks [ 2.225773] Freeing unused kernel image (initmem) memory: 17040K [ 2.227087] Write protecting the kernel read-only data: 47104k [ 2.229975] Freeing unused kernel image (text/rodata gap) memory: 288K [ 2.232614] Freeing unused kernel image (rodata/data gap) memory: 36K [ 2.234367] Run /init as init process [ 2.300137] hv_vmbus: registering driver hv_pci [ 2.303756] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI VMBus probing: Using version 0x10004 [ 2.307019] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI host bridge to bus c05b:00 [ 2.308018] pci_bus c05b:00: root bus resource [mem 0xfc0000000-0xfc007ffff window] [ 2.309234] pci_bus c05b:00: No busn resource found for root bus, will use [bus 00-ff] [ 2.313270] pci c05b:00:00.0: [1414:00a9] type 00 class 0x010802 PCIe Endpoint [ 2.320936] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit] [ 2.336490] pci_bus c05b:00: busn_res: [bus 00-ff] end is updated to 00 [ 2.337519] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit]: assigned [ 2.347808] pps_core: LinuxPPS API ver. 1 registered [ 2.348719] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.351035] nvme nvme0: pci function c05b:00:00.0 [ 2.352849] nvme c05b:00:00.0: enabling device (0000 -> 0002) [ 2.354545] PTP clock support registered [ 2.514531] nvme nvme0: 2/0/0 default/read/poll queues [ 2.520475] nvme0n1: p1 p2 p3 p4 p6 p7 p9 [ 2.523560] hv_utils: Registering HyperV Utility Driver [ 2.524450] hv_vmbus: registering driver hv_utils [ 2.525583] hv_utils: Shutdown IC version 3.2 [ 2.527323] hv_utils: Heartbeat IC version 3.0 [ 2.528350] hv_utils: TimeSync IC version 4.0 [ 2.532395] hid: raw HID events driver (C) Jiri Kosina [ 2.534388] hv_vmbus: registering driver hid_hyperv [ 2.535986] input: Microsoft Vmbus HID-compliant Mouse as /devices/0006:045E:0621.0001/input/input1 [ 2.538091] hid-hyperv 0006:045E:0621.0001: input: VIRTUAL HID v0.01 Mouse [Microsoft Vmbus HID-compliant Mouse] on [ 2.547224] SCSI subsystem initialized [ 2.551136] hv_vmbus: registering driver hv_storvsc [ 2.553245] scsi host0: storvsc_host_t [ 2.554506] scsi 0:0:0:2: CD-ROM Msft Virtual DVD-ROM 1.0 PQ: 0 ANSI: 5 [ 2.562444] sr 0:0:0:2: [sr0] scsi-1 drive [ 2.567464] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 2.583397] device-mapper: core: CONFIG_IMA_DISABLE_HTABLE is disabled. Duplicate IMA measurements will not be recorded in the IMA log. [ 2.585237] device-mapper: uevent: version 1.0.3 [ 2.586146] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 2.591554] device-mapper: verity: sha256 using "sha256-lib" Mounting /usr from /dev/mapper/usr [ 2.621919] raid6: avx512x4 gen() 44409 MB/s [ 2.642919] raid6: avx512x2 gen() 42905 MB/s [ 2.660919] raid6: avx512x1 gen() 25806 MB/s [ 2.678917] raid6: avx2x4 gen() 34939 MB/s [ 2.696917] raid6: avx2x2 gen() 36629 MB/s [ 2.714917] raid6: avx2x1 gen() 30808 MB/s [ 2.716003] raid6: using algorithm avx512x4 gen() 44409 MB/s [ 2.733917] raid6: .... xor() 7222 MB/s, rmw enabled [ 2.735919] raid6: using avx512x2 recovery algorithm [ 2.742686] xor: automatically using best checksumming function avx [ 2.815162] Btrfs loaded, zoned=no, fsverity=no [ 2.819231] BTRFS: device fsid 346f6336-0225-492c-ac3e-02c988e1edaa devid 1 transid 38 /dev/mapper/usr (254:0) scanned by mount (158) [ 2.821841] BTRFS info (device dm-0): first mount of filesystem 346f6336-0225-492c-ac3e-02c988e1edaa [ 2.824832] BTRFS error (device dm-0): error allocating crc32c hash for checksum [ 2.826460] BTRFS error (device dm-0): open_ctree failed: -2 mount: mounting /dev/mapper/usr on /sysusr/usr failed: No such file or directory ERROR: The early initrd has failed. To activate debug shell breakpoints, boot with rd.earlyshell in the kernel cmdline, and to activate tracing, boot with rd.earlytrace Press Enter for emergency shell or wait 60 seconds for reboot. INFO: Rebooting [ 62.875570] ACPI: PM: Preparing to enter system sleep state S5 [ 62.877631] reboot: Restarting system [ 62.878508] reboot: machine restart Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported btrfs_relative_path='' btrfs_subvol='' btrfs_subvolid='' check_signatures='no' color_highlight='black/light-gray' color_normal='light-gray/black' feature_200_final='y' feature_all_video_module='y' feature_chainloader_bpb='y' feature_default_font_path='y' feature_menuentry_id='y' feature_menuentry_options='y' feature_nativedisk_cmd='y' feature_ntldr='y' feature_platform_search_hint='y' feature_search_cryptodisk_only='y' feature_timeout_style='y' fw_path='(hd0,gpt1)/EFI/BOOT' grub_cpu='x86_64' grub_netfs_type='grub' grub_platform='efi' lang='' locale_dir='' net_default_ip='' net_default_mac='' net_default_server='' pager='' prefix='(memdisk)' pxe_default_server='' root='hd0,gpt1' secondary_locale_dir='' error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/fs/fshelp.c:find_file:257:file `/flatcar/grub/x86_64-efi/all_video.mod' not found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. GRUB version 2.12-flatcar4 ┌────────────────────────────────────────────────────────────────────────────┐││││││││││││││││││││││││││└────────────────────────────────────────────────────────────────────────────┘ Use the ▲ and ▼ keys to select which entry is highlighted. Press enter to boot the selected OS, `e' to edit the commands before booting or `c' for a command-line.  *Flatcar default  Flatcar USR-A  Flatcar USR-B             The highlighted entry will be executed automatically in 1s.  The highlighted entry will be executed automatically in 0s.  Booting `Flatcar default' [ 0.000000] Linux version 6.18.45-flatcar (build@pony-truck.infra.kinvolk.io) (x86_64-cros-linux-gnu-gcc (Gentoo Hardened 15.3.0 p8) 15.3.0, GNU ld (Gentoo 2.46.0 p1) 2.46.0) #1 SMP PREEMPT_DYNAMIC Thu Sep 3 12:05:44 -00 2026 [ 0.000000] Command line: BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000000c0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000044fdfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000044fe000-0x00000000048fdfff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000048fe000-0x000000003ff1efff] usable [ 0.000000] BIOS-e820: [mem 0x000000003ff1f000-0x000000003ffc8fff] reserved [ 0.000000] BIOS-e820: [mem 0x000000003ffc9000-0x000000003fffafff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000003fffb000-0x000000003fffefff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x000000003ffff000-0x000000003fffffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x00000002bfffffff] usable [ 0.000000] printk: legacy bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] APIC: Static calls initialized [ 0.000000] efi: EFI v2.7 by Microsoft [ 0.000000] efi: ACPI=0x3fffa000 ACPI 2.0=0x3fffa014 SMBIOS=0x3ff88000 SMBIOS 3.0=0x3ff86000 MEMATTR=0x3ea5f018 RNG=0x3ffd2018 [ 0.000000] random: crng init done [ 0.000000] secureboot: Secure boot disabled [ 0.000000] SMBIOS 3.1.0 present. [ 0.000000] DMI: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 04/22/2026 [ 0.000000] DMI: Memory slots populated: 2/2 [ 0.000000] Hypervisor detected: Microsoft Hyper-V [ 0.000000] Hyper-V: privilege flags low 0xae7f, high 0x3b8030, ext 0x62, hints 0x9e4e24, misc 0xe0bed7b2 [ 0.000000] Hyper-V: Nested features: 0x3e0101 [ 0.000000] Hyper-V: LAPIC Timer Frequency: 0x30d40 [ 0.000000] Hyper-V: Using hypercall for remote TLB flush [ 0.000000] clocksource: hyperv_clocksource_tsc_page: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] clocksource: hyperv_clocksource_msr: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] tsc: Detected 2300.000 MHz processor [ 0.000061] last_pfn = 0x2c0000 max_arch_pfn = 0x10000000000 [ 0.004885] MTRR map: 4 entries (2 fixed + 2 variable; max 18), built from 8 variable MTRRs [ 0.012325] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT Memory KASLR using RDRAND RDTSC... [ 0.021190] last_pfn = 0x40000 max_arch_pfn = 0x10000000000 [ 0.025849] Using GB pages for direct mapping [ 0.029391] ACPI: Early table checksum verification disabled [ 0.033751] ACPI: RSDP 0x000000003FFFA014 000024 (v02 VRTUAL) [ 0.038462] ACPI: XSDT 0x000000003FFF90E8 00005C (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.045451] ACPI: FACP 0x000000003FFF8000 000114 (v06 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.051959] ACPI: DSDT 0x000000003FFD6000 01E22B (v02 MSFTVM DSDT01 00000001 INTL 20230628) [ 0.058426] ACPI: FACS 0x000000003FFFE000 000040 [ 0.062124] ACPI: OEM0 0x000000003FFF7000 000064 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.068748] ACPI: SPCR 0x000000003FFF6000 000050 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.075095] ACPI: WAET 0x000000003FFF5000 000028 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.081834] ACPI: APIC 0x000000003FFD5000 000058 (v05 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.088128] ACPI: SRAT 0x000000003FFD4000 0000A0 (v03 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.094640] ACPI: BGRT 0x000000003FFD3000 000038 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.101080] ACPI: Reserving FACP table memory at [mem 0x3fff8000-0x3fff8113] [ 0.106391] ACPI: Reserving DSDT table memory at [mem 0x3ffd6000-0x3fff422a] [ 0.111594] ACPI: Reserving FACS table memory at [mem 0x3fffe000-0x3fffe03f] [ 0.116957] ACPI: Reserving OEM0 table memory at [mem 0x3fff7000-0x3fff7063] [ 0.122644] ACPI: Reserving SPCR table memory at [mem 0x3fff6000-0x3fff604f] [ 0.128335] ACPI: Reserving WAET table memory at [mem 0x3fff5000-0x3fff5027] [ 0.133272] ACPI: Reserving APIC table memory at [mem 0x3ffd5000-0x3ffd5057] [ 0.138386] ACPI: Reserving SRAT table memory at [mem 0x3ffd4000-0x3ffd409f] [ 0.143558] ACPI: Reserving BGRT table memory at [mem 0x3ffd3000-0x3ffd3037] [ 0.148710] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x3fffffff] [ 0.153539] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x2bfffffff] [ 0.158226] NUMA: Node 0 [mem 0x00001000-0x3fffffff] + [mem 0x100000000-0x2bfffffff] -> [mem 0x00001000-0x2bfffffff] [ 0.165764] NODE_DATA(0) allocated [mem 0x2bfff8d80-0x2bfffffff] [ 0.170745] Zone ranges: [ 0.172730] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.177269] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.181837] Normal [mem 0x0000000100000000-0x00000002bfffffff] [ 0.186869] Device empty [ 0.189322] Movable zone start for each node [ 0.192729] Early memory node ranges [ 0.195541] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.200391] node 0: [mem 0x0000000000100000-0x00000000044fdfff] [ 0.205668] node 0: [mem 0x00000000048fe000-0x000000003ff1efff] [ 0.210614] node 0: [mem 0x000000003ffff000-0x000000003fffffff] [ 0.215355] node 0: [mem 0x0000000100000000-0x00000002bfffffff] [ 0.220441] Initmem setup node 0 [mem 0x0000000000001000-0x00000002bfffffff] [ 0.225907] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.230205] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.236865] On node 0, zone DMA32: 1024 pages in unavailable ranges [ 0.241719] On node 0, zone DMA32: 224 pages in unavailable ranges [ 0.259745] ACPI: PM-Timer IO Port: 0x408 [ 0.262709] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1]) [ 0.267323] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.272399] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.277211] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.282396] ACPI: SPCR: console: uart,io,0x3f8,115200 [ 0.286445] TSC deadline timer available [ 0.289674] CPU topo: Max. logical packages: 1 [ 0.293454] CPU topo: Max. logical dies: 1 [ 0.297344] CPU topo: Max. dies per package: 1 [ 0.301408] CPU topo: Max. threads per core: 2 [ 0.305199] CPU topo: Num. cores per package: 1 [ 0.309076] CPU topo: Num. threads per package: 2 [ 0.313145] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.318640] [mem 0x40000000-0xffffffff] available for PCI devices [ 0.323740] Booting paravirtualized kernel on Hyper-V [ 0.328015] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.340397] setup_percpu: NR_CPUS:512 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.346536] percpu: Embedded 56 pages/cpu s190680 r8192 d30504 u1048576 [ 0.351577] Hyper-V: PV spinlocks enabled [ 0.354577] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.360753] Kernel command line: rootflags=rw mount.usrflags=ro BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.401414] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.408792] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.416336] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.424028] software IO TLB: area num 2. [ 0.441758] Fallback order for Node 0: 0 [ 0.441762] Built 1 zonelists, mobility grouping on. Total pages: 2095807 [ 0.449817] Policy zone: Normal [ 0.452090] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.470299] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 Poking KASLR using RDRAND RDTSC... [ 0.485973] ftrace: allocating 41455 entries in 164 pages [ 0.489811] ftrace: allocated 164 pages with 3 groups [ 0.493997] Dynamic Preempt: voluntary [ 0.496600] rcu: Preemptible hierarchical RCU implementation. [ 0.500858] rcu: RCU event tracing is enabled. [ 0.504303] rcu: RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=2. [ 0.509374] Trampoline variant of Tasks RCU enabled. [ 0.512949] Rude variant of Tasks RCU enabled. [ 0.516325] Tracing variant of Tasks RCU enabled. [ 0.519939] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.525616] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.530685] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.537689] RCU Tasks Rude: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.544687] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.556214] Using NULL legacy PIC [ 0.558568] NR_IRQS: 33024, nr_irqs: 440, preallocated irqs: 0 [ 0.563123] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.568377] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.575391] Console: colour dummy device 80x25 [ 0.578471] printk: legacy console [tty1] enabled [ 0.582076] printk: legacy console [ttyS0] enabled [ 0.582076] printk: legacy console [ttyS0] enabled [ 0.588942] printk: legacy bootconsole [earlyser0] disabled [ 0.588942] printk: legacy bootconsole [earlyser0] disabled [ 0.597061] ACPI: Core revision 20250807 [ 0.600480] Failed to register legacy timer interrupt [ 0.604011] APIC: Switch to symmetric I/O mode setup [ 0.608078] x2apic enabled [ 0.610696] APIC: Switched APIC routing to: physical x2apic [ 0.614813] Hyper-V: Host Build 10.0.26100.1652-1-0 [ 0.618114] Hyper-V: enabling crash_kexec_post_notifiers [ 0.621916] Hyper-V: Using IPI hypercalls [ 0.625047] APIC: send_IPI() replaced with hv_send_ipi() [ 0.629226] APIC: send_IPI_mask() replaced with hv_send_ipi_mask() [ 0.633790] APIC: send_IPI_mask_allbutself() replaced with hv_send_ipi_mask_allbutself() [ 0.639788] APIC: send_IPI_allbutself() replaced with hv_send_ipi_allbutself() [ 0.645637] APIC: send_IPI_all() replaced with hv_send_ipi_all() [ 0.650285] APIC: send_IPI_self() replaced with hv_send_ipi_self() [ 0.655078] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.663755] Calibrating delay loop (skipped), value calculated using timer frequency.. 4600.00 BogoMIPS (lpj=2300000) [ 0.664752] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 0.664752] CET detected: Indirect Branch Tracking enabled [ 0.664752] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.664752] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.664752] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 0.664752] Speculative Store Bypass: Vulnerable [ 0.664752] Spectre V2 : Mitigation: Retpolines [ 0.664752] RETBleed: Vulnerable [ 0.664752] ITS: Mitigation: Aligned branch/return thunks [ 0.664752] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.664752] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 0.664752] active return thunk: its_return_thunk [ 0.664752] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.664752] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.664752] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.664752] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 0.664752] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 0.664752] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 0.664752] x86/fpu: Supporting XSAVE feature 0x800: 'Control-flow User registers' [ 0.664752] x86/fpu: Supporting XSAVE feature 0x1000: 'Control-flow Kernel registers (KVM only)' [ 0.664752] x86/fpu: Supporting XSAVE feature 0x20000: 'AMX Tile config' [ 0.664752] x86/fpu: Supporting XSAVE feature 0x40000: 'AMX Tile data' [ 0.664752] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.664752] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 0.664752] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 0.664752] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 0.664752] x86/fpu: xstate_offset[11]: 2432, xstate_sizes[11]: 16 [ 0.664752] x86/fpu: xstate_offset[12]: 2448, xstate_sizes[12]: 24 [ 0.664752] x86/fpu: xstate_offset[17]: 2496, xstate_sizes[17]: 64 [ 0.664752] x86/fpu: xstate_offset[18]: 2560, xstate_sizes[18]: 8192 [ 0.664752] x86/fpu: Enabled xstate features 0x618e7, context size is 10752 bytes, using 'compacted' format. [ 0.664752] Freeing SMP alternatives memory: 40K [ 0.664752] pid_max: default: 32768 minimum: 301 [ 0.664752] LSM: initializing lsm=lockdown,capability,landlock,selinux,ima [ 0.664752] landlock: Up and running. [ 0.664752] SELinux: Initializing. [ 0.664752] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.664752] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.664752] smpboot: CPU0: Intel INTEL(R) XEON(R) PLATINUM 8573C (family: 0x6, model: 0xcf, stepping: 0x2) [ 0.664964] Performance Events: unsupported CPU family 6 model 207 no PMU driver, software events only. [ 0.665810] signal: max sigframe size: 11952 [ 0.666821] rcu: Hierarchical SRCU implementation. [ 0.667755] rcu: Max phase no-delay instances is 400. [ 0.668831] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level [ 0.672865] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.673831] smp: Bringing up secondary CPUs ... [ 0.674886] smpboot: x86: Booting SMP configuration: [ 0.675757] .... node #0, CPUs: #1 [ 0.678213] smp: Brought up 1 node, 2 CPUs [ 0.679759] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.726927] Memory: 8059320K/8383228K available (14045K kernel code, 2495K rwdata, 32732K rodata, 17040K init, 952K bss, 318632K reserved, 0K cma-reserved) [ 0.728021] devtmpfs: initialized [ 0.728752] x86/mm: Memory block size: 128MB [ 0.734797] ACPI: PM: Registering ACPI NVS region [mem 0x3fffb000-0x3fffefff] (16384 bytes) [ 0.735839] posixtimers hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 0.741765] futex hash table entries: 512 (32768 bytes on 1 NUMA nodes, total 32 KiB, linear). [ 0.749846] pinctrl core: initialized pinctrl subsystem [ 0.755202] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 0.760875] audit: initializing netlink subsys (disabled) [ 0.765819] audit: type=2000 audit(1788459425.102:1): state=initialized audit_enabled=0 res=1 [ 0.765909] thermal_sys: Registered thermal governor 'step_wise' [ 0.766765] cpuidle: using governor menu [ 0.769784] efi: Freeing EFI boot services memory: 35064K [ 0.774758] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.779827] dca service started, version 1.12.1 [ 0.784886] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 0.814780] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 0.820759] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 0.825756] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 0.831755] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 0.838319] ACPI: Added _OSI(Module Device) [ 0.841756] ACPI: Added _OSI(Processor Device) [ 0.844755] ACPI: Added _OSI(Processor Aggregator Device) [ 0.856586] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 0.862857] ACPI: Interpreter enabled [ 0.863762] ACPI: PM: (supports S0 S5) [ 0.866756] ACPI: Using IOAPIC for interrupt routing [ 0.871774] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.879756] PCI: Ignoring E820 reservations for host bridge windows [ 0.886820] ACPI: Enabled 1 GPEs in block 00 to 0F [ 0.891773] iommu: Default domain type: Translated [ 0.892756] iommu: DMA domain TLB invalidation policy: lazy mode [ 0.893843] efivars: Registered efivars operations [ 0.897812] hv_vmbus: hv_mmio=[mem 0x40000000-0xfed3ffff],[mem 0xfc0000000-0xfffffffff] fb=[mem 0x40000000-0x47ffffff] [ 0.907974] hv_vmbus: Vmbus version:5.3 [ 0.909257] PCI: Using ACPI for IRQ routing [ 0.913760] PCI: System does not support PCI [ 0.916783] vgaarb: loaded [ 0.919845] clocksource: Switched to clocksource tsc-early [ 0.924576] VFS: Disk quotas dquot_6.6.0 [ 0.928213] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.934636] pnp: PnP ACPI init [ 0.937118] pnp: PnP ACPI: found 3 devices [ 0.946188] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.953029] NET: Registered PF_INET protocol family [ 0.957452] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.974413] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) [ 0.982259] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.988872] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.994699] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, linear) [ 1.000788] TCP: Hash tables configured (established 65536 bind 65536) [ 1.005773] UDP hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 1.011415] UDP-Lite hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 1.017839] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 1.022539] NET: Registered PF_XDP protocol family [ 1.026943] PCI: CLS 0 bytes, default 64 [ 1.030280] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.035807] software IO TLB: mapped [mem 0x000000003a95f000-0x000000003e95f000] (64MB) [ 1.046498] RAPL PMU: API unit is 2^-32 Joules, 1 fixed counters, 10737418240 ms ovfl timer [ 1.054354] RAPL PMU: hw unit of domain psys 2^-0 Joules [ 1.059168] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.068214] clocksource: Switched to clocksource tsc [ 1.089834] Initialise system trusted keyrings [ 1.094449] workingset: timestamp_bits=39 max_order=21 bucket_order=0 [ 1.100235] Key type asymmetric registered [ 1.103756] Asymmetric key parser 'x509' registered [ 1.108482] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 1.115400] io scheduler mq-deadline registered [ 1.119275] io scheduler kyber registered [ 1.122311] io scheduler bfq registered [ 1.126429] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 1.131294] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.137290] 00:00: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 1.144033] 00:01: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 1.150853] serial8250: ttyS2 at I/O 0x3e8 (irq = 4, base_baud = 115200) is a 16550A [ 1.157985] i8042: PNP: No PS/2 controller found. [ 1.162341] hv_vmbus: registering driver hyperv_keyboard [ 1.170700] rtc_cmos 00:02: registered as rtc0 [ 1.172613] input: AT Translated Set 2 keyboard as /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0004:00/MSFT1000:00/d34b2567-b9b6-42b9-8778-0a4ec0b955bf/serio0/input/input0 [ 1.175191] rtc_cmos 00:02: setting system clock to 2026-09-03T18:17:06 UTC (1788459426) [ 1.195561] rtc_cmos 00:02: alarms up to one month, 114 bytes nvram [ 1.201216] intel_pstate: Intel P-state driver initializing [ 1.206372] efifb: probing for efifb [ 1.209447] efifb: framebuffer at 0x40000000, using 3072k, total 3072k [ 1.221903] efifb: mode is 1024x768x32, linelength=4096, pages=1 [ 1.227037] efifb: scrolling: redraw [ 1.230111] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 1.236390] Console: switching to colour frame buffer device 128x48 [ 1.242250] fb0: EFI VGA frame buffer device [ 1.246312] pstore: Using crash dump compression: deflate [ 1.250998] pstore: Registered efi_pstore as persistent store backend [ 1.256848] NET: Registered PF_INET6 protocol family [ 1.261740] Segment Routing with IPv6 [ 1.265061] In-situ OAM (IOAM) with IPv6 [ 1.268343] NET: Registered PF_PACKET protocol family [ 1.272543] Key type dns_resolver registered [ 1.276865] IPI shorthand broadcast: enabled [ 1.281932] sched_clock: Marking stable (1186005653, 95375493)->(1889574046, -608192900) [ 1.289220] registered taskstats version 1 [ 1.292878] Loading compiled-in X.509 certificates [ 2.274486] Loaded X.509 cert 'Kinvolk GmbH: Module signing key for 6.18.45-flatcar: bd04c69e854c547b63b31570ffb9dfb0b56e0a3e' [ 2.284746] Demotion targets for Node 0: null [ 2.288402] Key type .fscrypt registered [ 2.291850] Key type fscrypt-provisioning registered [ 2.296132] ima: No TPM chip found, activating TPM-bypass! [ 2.301214] ima: Allocated hash algorithm: sha1 [ 2.304491] ima: No architecture policies found [ 2.312088] clk: Disabling unused clocks [ 2.330290] Freeing unused kernel image (initmem) memory: 17040K [ 2.331045] Write protecting the kernel read-only data: 47104k [ 2.333220] Freeing unused kernel image (text/rodata gap) memory: 288K [ 2.334328] Freeing unused kernel image (rodata/data gap) memory: 36K [ 2.335423] Run /init as init process [ 2.404208] hv_vmbus: registering driver hv_pci [ 2.408283] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI VMBus probing: Using version 0x10004 [ 2.411180] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI host bridge to bus c05b:00 [ 2.412724] pci_bus c05b:00: root bus resource [mem 0xfc0000000-0xfc007ffff window] [ 2.414283] pci_bus c05b:00: No busn resource found for root bus, will use [bus 00-ff] [ 2.418578] pci c05b:00:00.0: [1414:00a9] type 00 class 0x010802 PCIe Endpoint [ 2.426041] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit] [ 2.440658] pci_bus c05b:00: busn_res: [bus 00-ff] end is updated to 00 [ 2.442432] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit]: assigned [ 2.451674] pps_core: LinuxPPS API ver. 1 registered [ 2.453215] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.456944] nvme nvme0: pci function c05b:00:00.0 [ 2.458719] nvme c05b:00:00.0: enabling device (0000 -> 0002) [ 2.462466] PTP clock support registered [ 2.612804] nvme nvme0: 2/0/0 default/read/poll queues [ 2.618735] nvme0n1: p1 p2 p3 p4 p6 p7 p9 [ 2.621921] hv_utils: Registering HyperV Utility Driver [ 2.622943] hv_vmbus: registering driver hv_utils [ 2.624315] hv_utils: Shutdown IC version 3.2 [ 2.625586] hv_utils: Heartbeat IC version 3.0 [ 2.627182] hv_utils: TimeSync IC version 4.0 [ 2.630809] hid: raw HID events driver (C) Jiri Kosina [ 2.632600] hv_vmbus: registering driver hid_hyperv [ 2.647449] input: Microsoft Vmbus HID-compliant Mouse as /devices/0006:045E:0621.0001/input/input1 [ 2.649839] hid-hyperv 0006:045E:0621.0001: input: VIRTUAL HID v0.01 Mouse [Microsoft Vmbus HID-compliant Mouse] on [ 2.658957] SCSI subsystem initialized [ 2.664350] hv_vmbus: registering driver hv_storvsc [ 2.666247] scsi host0: storvsc_host_t [ 2.667359] scsi 0:0:0:2: CD-ROM Msft Virtual DVD-ROM 1.0 PQ: 0 ANSI: 5 [ 2.675438] sr 0:0:0:2: [sr0] scsi-1 drive [ 2.676675] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 2.692424] device-mapper: core: CONFIG_IMA_DISABLE_HTABLE is disabled. Duplicate IMA measurements will not be recorded in the IMA log. [ 2.694775] device-mapper: uevent: version 1.0.3 [ 2.695757] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 2.701641] device-mapper: verity: sha256 using "sha256-lib" Mounting /usr from /dev/mapper/usr [ 2.732386] raid6: avx512x4 gen() 44250 MB/s [ 2.750386] raid6: avx512x2 gen() 43979 MB/s [ 2.767383] raid6: avx512x1 gen() 25482 MB/s [ 2.785383] raid6: avx2x4 gen() 36164 MB/s [ 2.805383] raid6: avx2x2 gen() 37513 MB/s [ 2.823383] raid6: avx2x1 gen() 31333 MB/s [ 2.824289] raid6: using algorithm avx512x4 gen() 44250 MB/s [ 2.841384] raid6: .... xor() 7261 MB/s, rmw enabled [ 2.843114] raid6: using avx512x2 recovery algorithm [ 2.849822] xor: automatically using best checksumming function avx [ 2.925268] Btrfs loaded, zoned=no, fsverity=no [ 2.930662] BTRFS: device fsid 346f6336-0225-492c-ac3e-02c988e1edaa devid 1 transid 38 /dev/mapper/usr (254:0) scanned by mount (157) [ 2.933662] BTRFS info (device dm-0): first mount of filesystem 346f6336-0225-492c-ac3e-02c988e1edaa [ 2.936538] BTRFS error (device dm-0): error allocating crc32c hash for checksum [ 2.937966] BTRFS error (device dm-0): open_ctree failed: -2 mount: mounting /dev/mapper/usr on /sysusr/usr failed: No such file or directory ERROR: The early initrd has failed. To activate debug shell breakpoints, boot with rd.earlyshell in the kernel cmdline, and to activate tracing, boot with rd.earlytrace Press Enter for emergency shell or wait 60 seconds for reboot. INFO: Rebooting [ 63.034297] ACPI: PM: Preparing to enter system sleep state S5 [ 63.036630] reboot: Restarting system [ 63.037495] reboot: machine restart Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported btrfs_relative_path='' btrfs_subvol='' btrfs_subvolid='' check_signatures='no' color_highlight='black/light-gray' color_normal='light-gray/black' feature_200_final='y' feature_all_video_module='y' feature_chainloader_bpb='y' feature_default_font_path='y' feature_menuentry_id='y' feature_menuentry_options='y' feature_nativedisk_cmd='y' feature_ntldr='y' feature_platform_search_hint='y' feature_search_cryptodisk_only='y' feature_timeout_style='y' fw_path='(hd0,gpt1)/EFI/BOOT' grub_cpu='x86_64' grub_netfs_type='grub' grub_platform='efi' lang='' locale_dir='' net_default_ip='' net_default_mac='' net_default_server='' pager='' prefix='(memdisk)' pxe_default_server='' root='hd0,gpt1' secondary_locale_dir='' error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/fs/fshelp.c:find_file:257:file `/flatcar/grub/x86_64-efi/all_video.mod' not found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. GRUB version 2.12-flatcar4 ┌────────────────────────────────────────────────────────────────────────────┐││││││││││││││││││││││││││└────────────────────────────────────────────────────────────────────────────┘ Use the ▲ and ▼ keys to select which entry is highlighted. Press enter to boot the selected OS, `e' to edit the commands before booting or `c' for a command-line.  *Flatcar default  Flatcar USR-A  Flatcar USR-B             The highlighted entry will be executed automatically in 1s.  The highlighted entry will be executed automatically in 0s.  Booting `Flatcar default' [ 0.000000] Linux version 6.18.45-flatcar (build@pony-truck.infra.kinvolk.io) (x86_64-cros-linux-gnu-gcc (Gentoo Hardened 15.3.0 p8) 15.3.0, GNU ld (Gentoo 2.46.0 p1) 2.46.0) #1 SMP PREEMPT_DYNAMIC Thu Sep 3 12:05:44 -00 2026 [ 0.000000] Command line: BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000000c0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000044fdfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000044fe000-0x00000000048fdfff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000048fe000-0x000000003ff1efff] usable [ 0.000000] BIOS-e820: [mem 0x000000003ff1f000-0x000000003ffc8fff] reserved [ 0.000000] BIOS-e820: [mem 0x000000003ffc9000-0x000000003fffafff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000003fffb000-0x000000003fffefff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x000000003ffff000-0x000000003fffffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x00000002bfffffff] usable [ 0.000000] printk: legacy bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] APIC: Static calls initialized [ 0.000000] efi: EFI v2.7 by Microsoft [ 0.000000] efi: ACPI=0x3fffa000 ACPI 2.0=0x3fffa014 SMBIOS=0x3ff88000 SMBIOS 3.0=0x3ff86000 MEMATTR=0x3ea5f018 RNG=0x3ffd2018 [ 0.000000] random: crng init done [ 0.000000] secureboot: Secure boot disabled [ 0.000000] SMBIOS 3.1.0 present. [ 0.000000] DMI: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 04/22/2026 [ 0.000000] DMI: Memory slots populated: 2/2 [ 0.000000] Hypervisor detected: Microsoft Hyper-V [ 0.000000] Hyper-V: privilege flags low 0xae7f, high 0x3b8030, ext 0x62, hints 0x9e4e24, misc 0xe0bed7b2 [ 0.000000] Hyper-V: Nested features: 0x3e0101 [ 0.000000] Hyper-V: LAPIC Timer Frequency: 0x30d40 [ 0.000000] Hyper-V: Using hypercall for remote TLB flush [ 0.000000] clocksource: hyperv_clocksource_tsc_page: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] clocksource: hyperv_clocksource_msr: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] tsc: Detected 2300.000 MHz processor [ 0.000021] last_pfn = 0x2c0000 max_arch_pfn = 0x10000000000 [ 0.005518] MTRR map: 4 entries (2 fixed + 2 variable; max 18), built from 8 variable MTRRs [ 0.013156] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT Memory KASLR using RDRAND RDTSC... [ 0.027320] last_pfn = 0x40000 max_arch_pfn = 0x10000000000 [ 0.032693] Using GB pages for direct mapping [ 0.036673] ACPI: Early table checksum verification disabled [ 0.041950] ACPI: RSDP 0x000000003FFFA014 000024 (v02 VRTUAL) [ 0.047619] ACPI: XSDT 0x000000003FFF90E8 00005C (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.055687] ACPI: FACP 0x000000003FFF8000 000114 (v06 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.064513] ACPI: DSDT 0x000000003FFD6000 01E22B (v02 MSFTVM DSDT01 00000001 INTL 20230628) [ 0.072346] ACPI: FACS 0x000000003FFFE000 000040 [ 0.077217] ACPI: OEM0 0x000000003FFF7000 000064 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.085403] ACPI: SPCR 0x000000003FFF6000 000050 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.093921] ACPI: WAET 0x000000003FFF5000 000028 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.102014] ACPI: APIC 0x000000003FFD5000 000058 (v05 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.111000] ACPI: SRAT 0x000000003FFD4000 0000A0 (v03 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.119253] ACPI: BGRT 0x000000003FFD3000 000038 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.127691] ACPI: Reserving FACP table memory at [mem 0x3fff8000-0x3fff8113] [ 0.134195] ACPI: Reserving DSDT table memory at [mem 0x3ffd6000-0x3fff422a] [ 0.140900] ACPI: Reserving FACS table memory at [mem 0x3fffe000-0x3fffe03f] [ 0.147327] ACPI: Reserving OEM0 table memory at [mem 0x3fff7000-0x3fff7063] [ 0.154093] ACPI: Reserving SPCR table memory at [mem 0x3fff6000-0x3fff604f] [ 0.160620] ACPI: Reserving WAET table memory at [mem 0x3fff5000-0x3fff5027] [ 0.166601] ACPI: Reserving APIC table memory at [mem 0x3ffd5000-0x3ffd5057] [ 0.173095] ACPI: Reserving SRAT table memory at [mem 0x3ffd4000-0x3ffd409f] [ 0.179663] ACPI: Reserving BGRT table memory at [mem 0x3ffd3000-0x3ffd3037] [ 0.186748] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x3fffffff] [ 0.192562] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x2bfffffff] [ 0.198577] NUMA: Node 0 [mem 0x00001000-0x3fffffff] + [mem 0x100000000-0x2bfffffff] -> [mem 0x00001000-0x2bfffffff] [ 0.208258] NODE_DATA(0) allocated [mem 0x2bfff8d80-0x2bfffffff] [ 0.213706] Zone ranges: [ 0.215727] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.221254] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.226981] Normal [mem 0x0000000100000000-0x00000002bfffffff] [ 0.232212] Device empty [ 0.234657] Movable zone start for each node [ 0.238588] Early memory node ranges [ 0.241628] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.246907] node 0: [mem 0x0000000000100000-0x00000000044fdfff] [ 0.252509] node 0: [mem 0x00000000048fe000-0x000000003ff1efff] [ 0.258309] node 0: [mem 0x000000003ffff000-0x000000003fffffff] [ 0.264267] node 0: [mem 0x0000000100000000-0x00000002bfffffff] [ 0.270600] Initmem setup node 0 [mem 0x0000000000001000-0x00000002bfffffff] [ 0.277294] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.282783] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.290273] On node 0, zone DMA32: 1024 pages in unavailable ranges [ 0.295737] On node 0, zone DMA32: 224 pages in unavailable ranges [ 0.315274] ACPI: PM-Timer IO Port: 0x408 [ 0.319374] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1]) [ 0.325442] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.332151] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.338238] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.344641] ACPI: SPCR: console: uart,io,0x3f8,115200 [ 0.351655] TSC deadline timer available [ 0.355627] CPU topo: Max. logical packages: 1 [ 0.359712] CPU topo: Max. logical dies: 1 [ 0.363834] CPU topo: Max. dies per package: 1 [ 0.367684] CPU topo: Max. threads per core: 2 [ 0.371781] CPU topo: Num. cores per package: 1 [ 0.375986] CPU topo: Num. threads per package: 2 [ 0.380298] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.385879] [mem 0x40000000-0xffffffff] available for PCI devices [ 0.391152] Booting paravirtualized kernel on Hyper-V [ 0.395604] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.409308] setup_percpu: NR_CPUS:512 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.416342] percpu: Embedded 56 pages/cpu s190680 r8192 d30504 u1048576 [ 0.421671] Hyper-V: PV spinlocks enabled [ 0.425208] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.431642] Kernel command line: rootflags=rw mount.usrflags=ro BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.466929] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.476943] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.484714] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.491484] software IO TLB: area num 2. [ 0.509327] Fallback order for Node 0: 0 [ 0.509331] Built 1 zonelists, mobility grouping on. Total pages: 2095807 [ 0.521360] Policy zone: Normal [ 0.524729] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.544731] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 Poking KASLR using RDRAND RDTSC... [ 0.562821] ftrace: allocating 41455 entries in 164 pages [ 0.568014] ftrace: allocated 164 pages with 3 groups [ 0.573370] Dynamic Preempt: voluntary [ 0.576780] rcu: Preemptible hierarchical RCU implementation. [ 0.581723] rcu: RCU event tracing is enabled. [ 0.585692] rcu: RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=2. [ 0.592066] Trampoline variant of Tasks RCU enabled. [ 0.596427] Rude variant of Tasks RCU enabled. [ 0.600322] Tracing variant of Tasks RCU enabled. [ 0.604330] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.611014] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.616565] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.624391] RCU Tasks Rude: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.632130] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.644466] Using NULL legacy PIC [ 0.647688] NR_IRQS: 33024, nr_irqs: 440, preallocated irqs: 0 [ 0.653527] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.659788] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.669146] Console: colour dummy device 80x25 [ 0.682538] printk: legacy console [tty1] enabled [ 0.687260] printk: legacy console [ttyS0] enabled [ 0.687260] printk: legacy console [ttyS0] enabled [ 0.696155] printk: legacy bootconsole [earlyser0] disabled [ 0.696155] printk: legacy bootconsole [earlyser0] disabled [ 0.707091] ACPI: Core revision 20250807 [ 0.711020] Failed to register legacy timer interrupt [ 0.715880] APIC: Switch to symmetric I/O mode setup [ 0.721348] x2apic enabled [ 0.724486] APIC: Switched APIC routing to: physical x2apic [ 0.729915] Hyper-V: Host Build 10.0.26100.1652-1-0 [ 0.734934] Hyper-V: enabling crash_kexec_post_notifiers [ 0.740189] Hyper-V: Using IPI hypercalls [ 0.744086] APIC: send_IPI() replaced with hv_send_ipi() [ 0.749108] APIC: send_IPI_mask() replaced with hv_send_ipi_mask() [ 0.754771] APIC: send_IPI_mask_allbutself() replaced with hv_send_ipi_mask_allbutself() [ 0.763136] APIC: send_IPI_allbutself() replaced with hv_send_ipi_allbutself() [ 0.770484] APIC: send_IPI_all() replaced with hv_send_ipi_all() [ 0.776438] APIC: send_IPI_self() replaced with hv_send_ipi_self() [ 0.783039] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.793851] Calibrating delay loop (skipped), value calculated using timer frequency.. 4600.00 BogoMIPS (lpj=2300000) [ 0.794847] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 0.794847] CET detected: Indirect Branch Tracking enabled [ 0.794847] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.794847] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.794847] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 0.794847] Speculative Store Bypass: Vulnerable [ 0.794847] Spectre V2 : Mitigation: Retpolines [ 0.794847] RETBleed: Vulnerable [ 0.794847] ITS: Mitigation: Aligned branch/return thunks [ 0.794847] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.794847] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 0.794847] active return thunk: its_return_thunk [ 0.794847] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.794847] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.794847] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.794847] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 0.794847] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 0.794847] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 0.794847] x86/fpu: Supporting XSAVE feature 0x800: 'Control-flow User registers' [ 0.794847] x86/fpu: Supporting XSAVE feature 0x1000: 'Control-flow Kernel registers (KVM only)' [ 0.794847] x86/fpu: Supporting XSAVE feature 0x20000: 'AMX Tile config' [ 0.794847] x86/fpu: Supporting XSAVE feature 0x40000: 'AMX Tile data' [ 0.794847] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.794847] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 0.794847] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 0.794847] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 0.794847] x86/fpu: xstate_offset[11]: 2432, xstate_sizes[11]: 16 [ 0.794847] x86/fpu: xstate_offset[12]: 2448, xstate_sizes[12]: 24 [ 0.794847] x86/fpu: xstate_offset[17]: 2496, xstate_sizes[17]: 64 [ 0.794847] x86/fpu: xstate_offset[18]: 2560, xstate_sizes[18]: 8192 [ 0.794847] x86/fpu: Enabled xstate features 0x618e7, context size is 10752 bytes, using 'compacted' format. [ 0.794847] Freeing SMP alternatives memory: 40K [ 0.794847] pid_max: default: 32768 minimum: 301 [ 0.794847] LSM: initializing lsm=lockdown,capability,landlock,selinux,ima [ 0.794847] landlock: Up and running. [ 0.794847] SELinux: Initializing. [ 0.794847] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.794847] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.794847] smpboot: CPU0: Intel INTEL(R) XEON(R) PLATINUM 8573C (family: 0x6, model: 0xcf, stepping: 0x2) [ 0.795051] Performance Events: unsupported CPU family 6 model 207 no PMU driver, software events only. [ 0.795866] signal: max sigframe size: 11952 [ 0.796884] rcu: Hierarchical SRCU implementation. [ 0.797850] rcu: Max phase no-delay instances is 400. [ 0.798892] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level [ 0.802802] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.802891] smp: Bringing up secondary CPUs ... [ 0.803986] smpboot: x86: Booting SMP configuration: [ 0.804852] .... node #0, CPUs: #1 [ 0.807864] smp: Brought up 1 node, 2 CPUs [ 0.809852] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.856877] Memory: 8059320K/8383228K available (14045K kernel code, 2495K rwdata, 32732K rodata, 17040K init, 952K bss, 318632K reserved, 0K cma-reserved) [ 0.858115] devtmpfs: initialized [ 0.858847] x86/mm: Memory block size: 128MB [ 0.867891] ACPI: PM: Registering ACPI NVS region [mem 0x3fffb000-0x3fffefff] (16384 bytes) [ 0.868893] posixtimers hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 0.877862] futex hash table entries: 512 (32768 bytes on 1 NUMA nodes, total 32 KiB, linear). [ 0.887938] pinctrl core: initialized pinctrl subsystem [ 0.894287] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 0.899981] audit: initializing netlink subsys (disabled) [ 0.904909] audit: type=2000 audit(1788459493.111:1): state=initialized audit_enabled=0 res=1 [ 0.905050] thermal_sys: Registered thermal governor 'step_wise' [ 0.905887] cpuidle: using governor menu [ 0.908446] efi: Freeing EFI boot services memory: 35064K [ 0.913853] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.919928] dca service started, version 1.12.1 [ 0.924981] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 0.951879] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 0.952853] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 0.953851] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 0.954850] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 0.956444] ACPI: Added _OSI(Module Device) [ 0.960852] ACPI: Added _OSI(Processor Device) [ 0.965852] ACPI: Added _OSI(Processor Aggregator Device) [ 0.978499] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 0.984975] ACPI: Interpreter enabled [ 0.985858] ACPI: PM: (supports S0 S5) [ 0.986851] ACPI: Using IOAPIC for interrupt routing [ 0.987863] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.988851] PCI: Ignoring E820 reservations for host bridge windows [ 0.989918] ACPI: Enabled 1 GPEs in block 00 to 0F [ 0.994869] iommu: Default domain type: Translated [ 0.995851] iommu: DMA domain TLB invalidation policy: lazy mode [ 0.996945] efivars: Registered efivars operations [ 1.001908] hv_vmbus: hv_mmio=[mem 0x40000000-0xfed3ffff],[mem 0xfc0000000-0xfffffffff] fb=[mem 0x40000000-0x47ffffff] [ 1.013103] hv_vmbus: Vmbus version:5.3 [ 1.018005] PCI: Using ACPI for IRQ routing [ 1.021853] PCI: System does not support PCI [ 1.025899] vgaarb: loaded [ 1.028945] clocksource: Switched to clocksource tsc-early [ 1.035189] VFS: Disk quotas dquot_6.6.0 [ 1.039316] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 1.046519] pnp: PnP ACPI init [ 1.049686] pnp: PnP ACPI: found 3 devices [ 1.060073] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 1.069527] NET: Registered PF_INET protocol family [ 1.074692] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 1.091607] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) [ 1.099171] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 1.106711] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 1.115419] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, linear) [ 1.124293] TCP: Hash tables configured (established 65536 bind 65536) [ 1.131770] UDP hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 1.139168] UDP-Lite hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 1.146555] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 1.152076] NET: Registered PF_XDP protocol family [ 1.156489] PCI: CLS 0 bytes, default 64 [ 1.160201] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.166310] software IO TLB: mapped [mem 0x000000003a95f000-0x000000003e95f000] (64MB) [ 1.175601] RAPL PMU: API unit is 2^-32 Joules, 1 fixed counters, 10737418240 ms ovfl timer [ 1.184748] RAPL PMU: hw unit of domain psys 2^-0 Joules [ 1.191227] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.201169] clocksource: Switched to clocksource tsc [ 1.222810] Initialise system trusted keyrings [ 1.227638] workingset: timestamp_bits=39 max_order=21 bucket_order=0 [ 1.234629] Key type asymmetric registered [ 1.238915] Asymmetric key parser 'x509' registered [ 1.245297] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 1.253220] io scheduler mq-deadline registered [ 1.257914] io scheduler kyber registered [ 1.262184] io scheduler bfq registered [ 1.269115] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 1.275535] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.281931] 00:00: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 1.289920] 00:01: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 1.297722] serial8250: ttyS2 at I/O 0x3e8 (irq = 4, base_baud = 115200) is a 16550A [ 1.306465] i8042: PNP: No PS/2 controller found. [ 1.311888] hv_vmbus: registering driver hyperv_keyboard [ 1.318953] rtc_cmos 00:02: registered as rtc0 [ 1.323766] rtc_cmos 00:02: setting system clock to 2026-09-03T18:18:14 UTC (1788459494) [ 1.332127] input: AT Translated Set 2 keyboard as /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0004:00/MSFT1000:00/d34b2567-b9b6-42b9-8778-0a4ec0b955bf/serio0/input/input0 [ 1.347821] rtc_cmos 00:02: alarms up to one month, 114 bytes nvram [ 1.354167] intel_pstate: Intel P-state driver initializing [ 1.360173] efifb: probing for efifb [ 1.363842] efifb: framebuffer at 0x40000000, using 3072k, total 3072k [ 1.370672] efifb: mode is 1024x768x32, linelength=4096, pages=1 [ 1.377457] efifb: scrolling: redraw [ 1.381499] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 1.389981] Console: switching to colour frame buffer device 128x48 [ 1.397638] fb0: EFI VGA frame buffer device [ 1.402505] pstore: Using crash dump compression: deflate [ 1.408038] pstore: Registered efi_pstore as persistent store backend [ 1.416052] NET: Registered PF_INET6 protocol family [ 1.431276] Segment Routing with IPv6 [ 1.435152] In-situ OAM (IOAM) with IPv6 [ 1.439276] NET: Registered PF_PACKET protocol family [ 1.445092] Key type dns_resolver registered [ 1.450107] IPI shorthand broadcast: enabled [ 1.455987] sched_clock: Marking stable (1321005396, 134060035)->(1887650975, -432585544) [ 1.464586] registered taskstats version 1 [ 1.469340] Loading compiled-in X.509 certificates [ 2.274509] Loaded X.509 cert 'Kinvolk GmbH: Module signing key for 6.18.45-flatcar: bd04c69e854c547b63b31570ffb9dfb0b56e0a3e' [ 2.289138] Demotion targets for Node 0: null [ 2.294336] Key type .fscrypt registered [ 2.297960] Key type fscrypt-provisioning registered [ 2.302687] ima: No TPM chip found, activating TPM-bypass! [ 2.308474] ima: Allocated hash algorithm: sha1 [ 2.313445] ima: No architecture policies found [ 2.322705] clk: Disabling unused clocks [ 2.342279] Freeing unused kernel image (initmem) memory: 17040K [ 2.343467] Write protecting the kernel read-only data: 47104k [ 2.346071] Freeing unused kernel image (text/rodata gap) memory: 288K [ 2.347828] Freeing unused kernel image (rodata/data gap) memory: 36K [ 2.349671] Run /init as init process [ 2.416463] hv_vmbus: registering driver hv_pci [ 2.421074] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI VMBus probing: Using version 0x10004 [ 2.423927] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI host bridge to bus c05b:00 [ 2.424975] pci_bus c05b:00: root bus resource [mem 0xfc0000000-0xfc007ffff window] [ 2.426018] pci_bus c05b:00: No busn resource found for root bus, will use [bus 00-ff] [ 2.430019] pci c05b:00:00.0: [1414:00a9] type 00 class 0x010802 PCIe Endpoint [ 2.438430] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit] [ 2.454194] pci_bus c05b:00: busn_res: [bus 00-ff] end is updated to 00 [ 2.455190] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit]: assigned [ 2.464571] pps_core: LinuxPPS API ver. 1 registered [ 2.466878] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.468783] nvme nvme0: pci function c05b:00:00.0 [ 2.470421] nvme c05b:00:00.0: enabling device (0000 -> 0002) [ 2.470674] PTP clock support registered [ 2.637880] nvme nvme0: 2/0/0 default/read/poll queues [ 2.644487] nvme0n1: p1 p2 p3 p4 p6 p7 p9 [ 2.647339] hv_utils: Registering HyperV Utility Driver [ 2.648196] hv_vmbus: registering driver hv_utils [ 2.649447] hv_utils: Shutdown IC version 3.2 [ 2.650924] hv_utils: Heartbeat IC version 3.0 [ 2.652090] hv_utils: TimeSync IC version 4.0 [ 2.655871] hid: raw HID events driver (C) Jiri Kosina [ 2.657908] hv_vmbus: registering driver hid_hyperv [ 2.659693] input: Microsoft Vmbus HID-compliant Mouse as /devices/0006:045E:0621.0001/input/input1 [ 2.660918] hid-hyperv 0006:045E:0621.0001: input: VIRTUAL HID v0.01 Mouse [Microsoft Vmbus HID-compliant Mouse] on [ 2.668995] SCSI subsystem initialized [ 2.673536] hv_vmbus: registering driver hv_storvsc [ 2.675645] scsi host0: storvsc_host_t [ 2.676962] scsi 0:0:0:2: CD-ROM Msft Virtual DVD-ROM 1.0 PQ: 0 ANSI: 5 [ 2.684898] sr 0:0:0:2: [sr0] scsi-1 drive [ 2.686975] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 2.701591] device-mapper: core: CONFIG_IMA_DISABLE_HTABLE is disabled. Duplicate IMA measurements will not be recorded in the IMA log. [ 2.703512] device-mapper: uevent: version 1.0.3 [ 2.704479] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 2.709740] device-mapper: verity: sha256 using "sha256-lib" Mounting /usr from /dev/mapper/usr [ 2.739070] raid6: avx512x4 gen() 44308 MB/s [ 2.758069] raid6: avx512x2 gen() 42810 MB/s [ 2.775067] raid6: avx512x1 gen() 25942 MB/s [ 2.792067] raid6: avx2x4 gen() 35006 MB/s [ 2.810075] raid6: avx2x2 gen() 37198 MB/s [ 2.829068] raid6: avx2x1 gen() 31286 MB/s [ 2.829951] raid6: using algorithm avx512x4 gen() 44308 MB/s [ 2.848069] raid6: .... xor() 7125 MB/s, rmw enabled [ 2.849149] raid6: using avx512x2 recovery algorithm [ 2.855967] xor: automatically using best checksumming function avx [ 2.925951] Btrfs loaded, zoned=no, fsverity=no [ 2.930190] BTRFS: device fsid 346f6336-0225-492c-ac3e-02c988e1edaa devid 1 transid 38 /dev/mapper/usr (254:0) scanned by mount (158) [ 2.932807] BTRFS info (device dm-0): first mount of filesystem 346f6336-0225-492c-ac3e-02c988e1edaa [ 2.935222] BTRFS error (device dm-0): error allocating crc32c hash for checksum [ 2.936356] BTRFS error (device dm-0): open_ctree failed: -2 mount: mounting /dev/mapper/usr on /sysusr/usr failed: No such file or directory ERROR: The early initrd has failed. To activate debug shell breakpoints, boot with rd.earlyshell in the kernel cmdline, and to activate tracing, boot with rd.earlytrace Press Enter for emergency shell or wait 60 seconds for reboot. INFO: Rebooting [ 63.031754] ACPI: PM: Preparing to enter system sleep state S5 [ 63.033576] reboot: Restarting system [ 63.034535] reboot: machine restart [=3hCould not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported btrfs_relative_path='' btrfs_subvol='' btrfs_subvolid='' check_signatures='no' color_highlight='black/light-gray' color_normal='light-gray/black' feature_200_final='y' feature_all_video_module='y' feature_chainloader_bpb='y' feature_default_font_path='y' feature_menuentry_id='y' feature_menuentry_options='y' feature_nativedisk_cmd='y' feature_ntldr='y' feature_platform_search_hint='y' feature_search_cryptodisk_only='y' feature_timeout_style='y' fw_path='(hd0,gpt1)/EFI/BOOT' grub_cpu='x86_64' grub_netfs_type='grub' grub_platform='efi' lang='' locale_dir='' net_default_ip='' net_default_mac='' net_default_server='' pager='' prefix='(memdisk)' pxe_default_server='' root='hd0,gpt1' secondary_locale_dir='' error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/fs/fshelp.c:find_file:257:file `/flatcar/grub/x86_64-efi/all_video.mod' not found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. GRUB version 2.12-flatcar4 ┌────────────────────────────────────────────────────────────────────────────┐││││││││││││││││││││││││││└────────────────────────────────────────────────────────────────────────────┘ Use the ▲ and ▼ keys to select which entry is highlighted. Press enter to boot the selected OS, `e' to edit the commands before booting or `c' for a command-line.  *Flatcar default  Flatcar USR-A  Flatcar USR-B             The highlighted entry will be executed automatically in 1s.  The highlighted entry will be executed automatically in 0s.  Booting `Flatcar default' [ 0.000000] Linux version 6.18.45-flatcar (build@pony-truck.infra.kinvolk.io) (x86_64-cros-linux-gnu-gcc (Gentoo Hardened 15.3.0 p8) 15.3.0, GNU ld (Gentoo 2.46.0 p1) 2.46.0) #1 SMP PREEMPT_DYNAMIC Thu Sep 3 12:05:44 -00 2026 [ 0.000000] Command line: BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000000c0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000044fdfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000044fe000-0x00000000048fdfff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000048fe000-0x000000003ff1efff] usable [ 0.000000] BIOS-e820: [mem 0x000000003ff1f000-0x000000003ffc8fff] reserved [ 0.000000] BIOS-e820: [mem 0x000000003ffc9000-0x000000003fffafff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000003fffb000-0x000000003fffefff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x000000003ffff000-0x000000003fffffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x00000002bfffffff] usable [ 0.000000] printk: legacy bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] APIC: Static calls initialized [ 0.000000] efi: EFI v2.7 by Microsoft [ 0.000000] efi: ACPI=0x3fffa000 ACPI 2.0=0x3fffa014 SMBIOS=0x3ff88000 SMBIOS 3.0=0x3ff86000 MEMATTR=0x3ea6e018 RNG=0x3ffd2018 [ 0.000000] random: crng init done [ 0.000000] secureboot: Secure boot disabled [ 0.000000] SMBIOS 3.1.0 present. [ 0.000000] DMI: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 04/22/2026 [ 0.000000] DMI: Memory slots populated: 2/2 [ 0.000000] Hypervisor detected: Microsoft Hyper-V [ 0.000000] Hyper-V: privilege flags low 0xae7f, high 0x3b8030, ext 0x62, hints 0x9e4e24, misc 0xe0bed7b2 [ 0.000000] Hyper-V: Nested features: 0x3e0101 [ 0.000000] Hyper-V: LAPIC Timer Frequency: 0x30d40 [ 0.000000] Hyper-V: Using hypercall for remote TLB flush [ 0.000000] clocksource: hyperv_clocksource_tsc_page: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] clocksource: hyperv_clocksource_msr: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] tsc: Detected 2300.000 MHz processor [ 0.000020] last_pfn = 0x2c0000 max_arch_pfn = 0x10000000000 [ 0.004110] MTRR map: 4 entries (2 fixed + 2 variable; max 18), built from 8 variable MTRRs [ 0.010283] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT Memory KASLR using RDRAND RDTSC... [ 0.017367] last_pfn = 0x40000 max_arch_pfn = 0x10000000000 [ 0.021623] Using GB pages for direct mapping [ 0.025159] ACPI: Early table checksum verification disabled [ 0.029404] ACPI: RSDP 0x000000003FFFA014 000024 (v02 VRTUAL) [ 0.033572] ACPI: XSDT 0x000000003FFF90E8 00005C (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.040192] ACPI: FACP 0x000000003FFF8000 000114 (v06 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.046469] ACPI: DSDT 0x000000003FFD6000 01E22B (v02 MSFTVM DSDT01 00000001 INTL 20230628) [ 0.052578] ACPI: FACS 0x000000003FFFE000 000040 [ 0.056132] ACPI: OEM0 0x000000003FFF7000 000064 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.062362] ACPI: SPCR 0x000000003FFF6000 000050 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.068372] ACPI: WAET 0x000000003FFF5000 000028 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.074793] ACPI: APIC 0x000000003FFD5000 000058 (v05 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.080998] ACPI: SRAT 0x000000003FFD4000 0000A0 (v03 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.087263] ACPI: BGRT 0x000000003FFD3000 000038 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.093548] ACPI: Reserving FACP table memory at [mem 0x3fff8000-0x3fff8113] [ 0.098750] ACPI: Reserving DSDT table memory at [mem 0x3ffd6000-0x3fff422a] [ 0.104233] ACPI: Reserving FACS table memory at [mem 0x3fffe000-0x3fffe03f] [ 0.109520] ACPI: Reserving OEM0 table memory at [mem 0x3fff7000-0x3fff7063] [ 0.114512] ACPI: Reserving SPCR table memory at [mem 0x3fff6000-0x3fff604f] [ 0.119840] ACPI: Reserving WAET table memory at [mem 0x3fff5000-0x3fff5027] [ 0.125240] ACPI: Reserving APIC table memory at [mem 0x3ffd5000-0x3ffd5057] [ 0.130440] ACPI: Reserving SRAT table memory at [mem 0x3ffd4000-0x3ffd409f] [ 0.135684] ACPI: Reserving BGRT table memory at [mem 0x3ffd3000-0x3ffd3037] [ 0.141054] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x3fffffff] [ 0.145357] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x2bfffffff] [ 0.149899] NUMA: Node 0 [mem 0x00001000-0x3fffffff] + [mem 0x100000000-0x2bfffffff] -> [mem 0x00001000-0x2bfffffff] [ 0.158048] NODE_DATA(0) allocated [mem 0x2bfff8d80-0x2bfffffff] [ 0.162688] Zone ranges: [ 0.164686] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.170072] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.175304] Normal [mem 0x0000000100000000-0x00000002bfffffff] [ 0.180122] Device empty [ 0.182334] Movable zone start for each node [ 0.185891] Early memory node ranges [ 0.188700] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.193509] node 0: [mem 0x0000000000100000-0x00000000044fdfff] [ 0.198121] node 0: [mem 0x00000000048fe000-0x000000003ff1efff] [ 0.202955] node 0: [mem 0x000000003ffff000-0x000000003fffffff] [ 0.207690] node 0: [mem 0x0000000100000000-0x00000002bfffffff] [ 0.212685] Initmem setup node 0 [mem 0x0000000000001000-0x00000002bfffffff] [ 0.218282] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.229367] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.235942] On node 0, zone DMA32: 1024 pages in unavailable ranges [ 0.240256] On node 0, zone DMA32: 224 pages in unavailable ranges [ 0.257876] ACPI: PM-Timer IO Port: 0x408 [ 0.260767] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1]) [ 0.265394] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.270396] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.275688] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.280578] ACPI: SPCR: console: uart,io,0x3f8,115200 [ 0.284321] TSC deadline timer available [ 0.286947] CPU topo: Max. logical packages: 1 [ 0.290662] CPU topo: Max. logical dies: 1 [ 0.294643] CPU topo: Max. dies per package: 1 [ 0.298481] CPU topo: Max. threads per core: 2 [ 0.302243] CPU topo: Num. cores per package: 1 [ 0.306555] CPU topo: Num. threads per package: 2 [ 0.310607] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.315620] [mem 0x40000000-0xffffffff] available for PCI devices [ 0.321523] Booting paravirtualized kernel on Hyper-V [ 0.325928] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.338348] setup_percpu: NR_CPUS:512 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.344524] percpu: Embedded 56 pages/cpu s190680 r8192 d30504 u1048576 [ 0.349275] Hyper-V: PV spinlocks enabled [ 0.352274] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.357577] Kernel command line: rootflags=rw mount.usrflags=ro BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.389156] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.397791] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.405212] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.413867] software IO TLB: area num 2. [ 0.432382] Fallback order for Node 0: 0 [ 0.432386] Built 1 zonelists, mobility grouping on. Total pages: 2095807 [ 0.442862] Policy zone: Normal [ 0.444983] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.462642] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 Poking KASLR using RDRAND RDTSC... [ 0.479974] ftrace: allocating 41455 entries in 164 pages [ 0.484071] ftrace: allocated 164 pages with 3 groups [ 0.488610] Dynamic Preempt: voluntary [ 0.491340] rcu: Preemptible hierarchical RCU implementation. [ 0.495474] rcu: RCU event tracing is enabled. [ 0.499008] rcu: RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=2. [ 0.503721] Trampoline variant of Tasks RCU enabled. [ 0.507383] Rude variant of Tasks RCU enabled. [ 0.510815] Tracing variant of Tasks RCU enabled. [ 0.514397] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.520049] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.525006] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.531450] RCU Tasks Rude: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.537675] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.548921] Using NULL legacy PIC [ 0.551448] NR_IRQS: 33024, nr_irqs: 440, preallocated irqs: 0 [ 0.556297] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.562541] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.570433] Console: colour dummy device 80x25 [ 0.574017] printk: legacy console [tty1] enabled [ 0.577953] printk: legacy console [ttyS0] enabled [ 0.577953] printk: legacy console [ttyS0] enabled [ 0.585097] printk: legacy bootconsole [earlyser0] disabled [ 0.585097] printk: legacy bootconsole [earlyser0] disabled [ 0.593867] ACPI: Core revision 20250807 [ 0.597006] Failed to register legacy timer interrupt [ 0.600834] APIC: Switch to symmetric I/O mode setup [ 0.605252] x2apic enabled [ 0.607743] APIC: Switched APIC routing to: physical x2apic [ 0.612093] Hyper-V: Host Build 10.0.26100.1652-1-0 [ 0.615948] Hyper-V: enabling crash_kexec_post_notifiers [ 0.620241] Hyper-V: Using IPI hypercalls [ 0.623221] APIC: send_IPI() replaced with hv_send_ipi() [ 0.627518] APIC: send_IPI_mask() replaced with hv_send_ipi_mask() [ 0.632229] APIC: send_IPI_mask_allbutself() replaced with hv_send_ipi_mask_allbutself() [ 0.641633] APIC: send_IPI_allbutself() replaced with hv_send_ipi_allbutself() [ 0.647075] APIC: send_IPI_all() replaced with hv_send_ipi_all() [ 0.652245] APIC: send_IPI_self() replaced with hv_send_ipi_self() [ 0.657815] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.666351] Calibrating delay loop (skipped), value calculated using timer frequency.. 4600.00 BogoMIPS (lpj=2300000) [ 0.667348] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 0.667348] CET detected: Indirect Branch Tracking enabled [ 0.667348] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.667348] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.667348] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 0.667348] Speculative Store Bypass: Vulnerable [ 0.667348] Spectre V2 : Mitigation: Retpolines [ 0.667348] RETBleed: Vulnerable [ 0.667348] ITS: Mitigation: Aligned branch/return thunks [ 0.667348] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.667348] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 0.667348] active return thunk: its_return_thunk [ 0.667348] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.667348] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.667348] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.667348] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 0.667348] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 0.667348] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 0.667348] x86/fpu: Supporting XSAVE feature 0x800: 'Control-flow User registers' [ 0.667348] x86/fpu: Supporting XSAVE feature 0x1000: 'Control-flow Kernel registers (KVM only)' [ 0.667348] x86/fpu: Supporting XSAVE feature 0x20000: 'AMX Tile config' [ 0.667348] x86/fpu: Supporting XSAVE feature 0x40000: 'AMX Tile data' [ 0.667348] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.667348] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 0.667348] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 0.667348] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 0.667348] x86/fpu: xstate_offset[11]: 2432, xstate_sizes[11]: 16 [ 0.667348] x86/fpu: xstate_offset[12]: 2448, xstate_sizes[12]: 24 [ 0.667348] x86/fpu: xstate_offset[17]: 2496, xstate_sizes[17]: 64 [ 0.667348] x86/fpu: xstate_offset[18]: 2560, xstate_sizes[18]: 8192 [ 0.667348] x86/fpu: Enabled xstate features 0x618e7, context size is 10752 bytes, using 'compacted' format. [ 0.667348] Freeing SMP alternatives memory: 40K [ 0.667348] pid_max: default: 32768 minimum: 301 [ 0.667348] LSM: initializing lsm=lockdown,capability,landlock,selinux,ima [ 0.667348] landlock: Up and running. [ 0.667348] SELinux: Initializing. [ 0.667348] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.667348] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.667348] smpboot: CPU0: Intel INTEL(R) XEON(R) PLATINUM 8573C (family: 0x6, model: 0xcf, stepping: 0x2) [ 0.667559] Performance Events: unsupported CPU family 6 model 207 no PMU driver, software events only. [ 0.668404] signal: max sigframe size: 11952 [ 0.669420] rcu: Hierarchical SRCU implementation. [ 0.670351] rcu: Max phase no-delay instances is 400. [ 0.671428] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level [ 0.675468] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.676431] smp: Bringing up secondary CPUs ... [ 0.677489] smpboot: x86: Booting SMP configuration: [ 0.678353] .... node #0, CPUs: #1 [ 0.680857] smp: Brought up 1 node, 2 CPUs [ 0.682387] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.724603] Memory: 8059304K/8383228K available (14045K kernel code, 2495K rwdata, 32732K rodata, 17040K init, 952K bss, 318648K reserved, 0K cma-reserved) [ 0.725616] devtmpfs: initialized [ 0.726348] x86/mm: Memory block size: 128MB [ 0.733014] ACPI: PM: Registering ACPI NVS region [mem 0x3fffb000-0x3fffefff] (16384 bytes) [ 0.733439] posixtimers hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 0.740377] futex hash table entries: 512 (32768 bytes on 1 NUMA nodes, total 32 KiB, linear). [ 0.747442] pinctrl core: initialized pinctrl subsystem [ 0.755782] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 0.760477] audit: initializing netlink subsys (disabled) [ 0.765408] audit: type=2000 audit(1788459560.099:1): state=initialized audit_enabled=0 res=1 [ 0.765538] thermal_sys: Registered thermal governor 'step_wise' [ 0.766362] cpuidle: using governor menu [ 0.769220] efi: Freeing EFI boot services memory: 35080K [ 0.773353] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.779426] dca service started, version 1.12.1 [ 0.783470] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 0.810384] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 0.811353] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 0.812352] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 0.813351] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 0.815372] ACPI: Added _OSI(Module Device) [ 0.816353] ACPI: Added _OSI(Processor Device) [ 0.820353] ACPI: Added _OSI(Processor Aggregator Device) [ 0.831858] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 0.839435] ACPI: Interpreter enabled [ 0.840356] ACPI: PM: (supports S0 S5) [ 0.843352] ACPI: Using IOAPIC for interrupt routing [ 0.848371] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.856352] PCI: Ignoring E820 reservations for host bridge windows [ 0.862416] ACPI: Enabled 1 GPEs in block 00 to 0F [ 0.867881] iommu: Default domain type: Translated [ 0.868352] iommu: DMA domain TLB invalidation policy: lazy mode [ 0.869436] efivars: Registered efivars operations [ 0.873412] hv_vmbus: hv_mmio=[mem 0x40000000-0xfed3ffff],[mem 0xfc0000000-0xfffffffff] fb=[mem 0x40000000-0x47ffffff] [ 0.882555] hv_vmbus: Vmbus version:5.3 [ 0.883732] PCI: Using ACPI for IRQ routing [ 0.887356] PCI: System does not support PCI [ 0.891362] vgaarb: loaded [ 0.893431] clocksource: Switched to clocksource tsc-early [ 0.898209] VFS: Disk quotas dquot_6.6.0 [ 0.901882] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.910445] pnp: PnP ACPI init [ 0.913177] pnp: PnP ACPI: found 3 devices [ 0.923154] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.931344] NET: Registered PF_INET protocol family [ 0.935390] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.950440] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) [ 0.957197] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.962889] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.970187] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, linear) [ 0.976468] TCP: Hash tables configured (established 65536 bind 65536) [ 0.982318] UDP hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.990773] UDP-Lite hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.996438] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 1.000644] NET: Registered PF_XDP protocol family [ 1.004174] PCI: CLS 0 bytes, default 64 [ 1.007025] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.012567] software IO TLB: mapped [mem 0x000000003a96e000-0x000000003e96e000] (64MB) [ 1.019405] RAPL PMU: API unit is 2^-32 Joules, 1 fixed counters, 10737418240 ms ovfl timer [ 1.026523] RAPL PMU: hw unit of domain psys 2^-0 Joules [ 1.031422] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.040067] clocksource: Switched to clocksource tsc [ 1.060713] Initialise system trusted keyrings [ 1.064750] workingset: timestamp_bits=39 max_order=21 bucket_order=0 [ 1.079804] Key type asymmetric registered [ 1.083216] Asymmetric key parser 'x509' registered [ 1.088068] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 1.094686] io scheduler mq-deadline registered [ 1.098675] io scheduler kyber registered [ 1.102141] io scheduler bfq registered [ 1.105869] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 1.111081] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.117315] 00:00: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 1.123680] 00:01: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 1.129872] serial8250: ttyS2 at I/O 0x3e8 (irq = 4, base_baud = 115200) is a 16550A [ 1.136728] i8042: PNP: No PS/2 controller found. [ 1.140770] hv_vmbus: registering driver hyperv_keyboard [ 1.146172] rtc_cmos 00:02: registered as rtc0 [ 1.150450] rtc_cmos 00:02: setting system clock to 2026-09-03T18:19:20 UTC (1788459560) [ 1.157565] input: AT Translated Set 2 keyboard as /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0004:00/MSFT1000:00/d34b2567-b9b6-42b9-8778-0a4ec0b955bf/serio0/input/input0 [ 1.170288] rtc_cmos 00:02: alarms up to one month, 114 bytes nvram [ 1.176079] intel_pstate: Intel P-state driver initializing [ 1.181420] efifb: probing for efifb [ 1.184588] efifb: framebuffer at 0x40000000, using 3072k, total 3072k [ 1.190267] efifb: mode is 1024x768x32, linelength=4096, pages=1 [ 1.195507] efifb: scrolling: redraw [ 1.198614] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 1.205371] Console: switching to colour frame buffer device 128x48 [ 1.211333] fb0: EFI VGA frame buffer device [ 1.214908] pstore: Using crash dump compression: deflate [ 1.219413] pstore: Registered efi_pstore as persistent store backend [ 1.225223] NET: Registered PF_INET6 protocol family [ 1.229973] Segment Routing with IPv6 [ 1.232921] In-situ OAM (IOAM) with IPv6 [ 1.236309] NET: Registered PF_PACKET protocol family [ 1.240562] Key type dns_resolver registered [ 1.244439] IPI shorthand broadcast: enabled [ 1.249645] sched_clock: Marking stable (1145005473, 103808350)->(1580003542, -331189719) [ 1.257086] registered taskstats version 1 [ 1.261049] Loading compiled-in X.509 certificates [ 2.112198] Loaded X.509 cert 'Kinvolk GmbH: Module signing key for 6.18.45-flatcar: bd04c69e854c547b63b31570ffb9dfb0b56e0a3e' [ 2.123179] Demotion targets for Node 0: null [ 2.127884] Key type .fscrypt registered [ 2.131861] Key type fscrypt-provisioning registered [ 2.135558] ima: No TPM chip found, activating TPM-bypass! [ 2.139639] ima: Allocated hash algorithm: sha1 [ 2.143605] ima: No architecture policies found [ 2.153421] clk: Disabling unused clocks [ 2.171865] Freeing unused kernel image (initmem) memory: 17040K [ 2.173272] Write protecting the kernel read-only data: 47104k [ 2.175762] Freeing unused kernel image (text/rodata gap) memory: 288K [ 2.177661] Freeing unused kernel image (rodata/data gap) memory: 36K [ 2.179648] Run /init as init process [ 2.245195] hv_vmbus: registering driver hv_pci [ 2.249202] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI VMBus probing: Using version 0x10004 [ 2.252718] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI host bridge to bus c05b:00 [ 2.254248] pci_bus c05b:00: root bus resource [mem 0xfc0000000-0xfc007ffff window] [ 2.255563] pci_bus c05b:00: No busn resource found for root bus, will use [bus 00-ff] [ 2.261757] pci c05b:00:00.0: [1414:00a9] type 00 class 0x010802 PCIe Endpoint [ 2.269830] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit] [ 2.284608] pci_bus c05b:00: busn_res: [bus 00-ff] end is updated to 00 [ 2.286586] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit]: assigned [ 2.297581] pps_core: LinuxPPS API ver. 1 registered [ 2.299640] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.302518] nvme nvme0: pci function c05b:00:00.0 [ 2.304144] nvme c05b:00:00.0: enabling device (0000 -> 0002) [ 2.307081] PTP clock support registered [ 2.468132] nvme nvme0: 2/0/0 default/read/poll queues [ 2.473647] nvme0n1: p1 p2 p3 p4 p6 p7 p9 [ 2.476535] hv_utils: Registering HyperV Utility Driver [ 2.477763] hv_vmbus: registering driver hv_utils [ 2.479347] hv_utils: Shutdown IC version 3.2 [ 2.480697] hv_utils: Heartbeat IC version 3.0 [ 2.481996] hv_utils: TimeSync IC version 4.0 [ 2.486127] hid: raw HID events driver (C) Jiri Kosina [ 2.488111] hv_vmbus: registering driver hid_hyperv [ 2.490723] input: Microsoft Vmbus HID-compliant Mouse as /devices/0006:045E:0621.0001/input/input1 [ 2.492047] hid-hyperv 0006:045E:0621.0001: input: VIRTUAL HID v0.01 Mouse [Microsoft Vmbus HID-compliant Mouse] on [ 2.500744] SCSI subsystem initialized [ 2.505798] hv_vmbus: registering driver hv_storvsc [ 2.507755] scsi host0: storvsc_host_t [ 2.509111] scsi 0:0:0:2: CD-ROM Msft Virtual DVD-ROM 1.0 PQ: 0 ANSI: 5 [ 2.519019] sr 0:0:0:2: [sr0] scsi-1 drive [ 2.520092] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 2.535727] device-mapper: core: CONFIG_IMA_DISABLE_HTABLE is disabled. Duplicate IMA measurements will not be recorded in the IMA log. [ 2.539009] device-mapper: uevent: version 1.0.3 [ 2.540131] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 2.545974] device-mapper: verity: sha256 using "sha256-lib" Mounting /usr from /dev/mapper/usr [ 2.577818] raid6: avx512x4 gen() 44954 MB/s [ 2.595817] raid6: avx512x2 gen() 45313 MB/s [ 2.613817] raid6: avx512x1 gen() 26112 MB/s [ 2.630816] raid6: avx2x4 gen() 35516 MB/s [ 2.647815] raid6: avx2x2 gen() 37989 MB/s [ 2.665817] raid6: avx2x1 gen() 30208 MB/s [ 2.666788] raid6: using algorithm avx512x2 gen() 45313 MB/s [ 2.684817] raid6: .... xor() 29337 MB/s, rmw enabled [ 2.685761] raid6: using avx512x2 recovery algorithm [ 2.692598] xor: automatically using best checksumming function avx [ 2.765137] Btrfs loaded, zoned=no, fsverity=no [ 2.769171] BTRFS: device fsid 346f6336-0225-492c-ac3e-02c988e1edaa devid 1 transid 38 /dev/mapper/usr (254:0) scanned by mount (157) [ 2.772006] BTRFS info (device dm-0): first mount of filesystem 346f6336-0225-492c-ac3e-02c988e1edaa [ 2.774950] BTRFS error (device dm-0): error allocating crc32c hash for checksum [ 2.776464] BTRFS error (device dm-0): open_ctree failed: -2 mount: mounting /dev/mapper/usr on /sysusr/usr failed: No such file or directory ERROR: The early initrd has failed. To activate debug shell breakpoints, boot with rd.earlyshell in the kernel cmdline, and to activate tracing, boot with rd.earlytrace Press Enter for emergency shell or wait 60 seconds for reboot. INFO: Rebooting [ 62.871387] ACPI: PM: Preparing to enter system sleep state S5 [ 62.873540] reboot: Restarting system [ 62.874445] reboot: machine restart Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported Could not get variable storage info: Unsupported btrfs_relative_path='' btrfs_subvol='' btrfs_subvolid='' check_signatures='no' color_highlight='black/light-gray' color_normal='light-gray/black' feature_200_final='y' feature_all_video_module='y' feature_chainloader_bpb='y' feature_default_font_path='y' feature_menuentry_id='y' feature_menuentry_options='y' feature_nativedisk_cmd='y' feature_ntldr='y' feature_platform_search_hint='y' feature_search_cryptodisk_only='y' feature_timeout_style='y' fw_path='(hd0,gpt1)/EFI/BOOT' grub_cpu='x86_64' grub_netfs_type='grub' grub_platform='efi' lang='' locale_dir='' net_default_ip='' net_default_mac='' net_default_server='' pager='' prefix='(memdisk)' pxe_default_server='' root='hd0,gpt1' secondary_locale_dir='' error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/fs/fshelp.c:find_file:257:file `/flatcar/grub/x86_64-efi/all_video.mod' not found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. GRUB version 2.12-flatcar4 ┌────────────────────────────────────────────────────────────────────────────┐││││││││││││││││││││││││││└────────────────────────────────────────────────────────────────────────────┘ Use the ▲ and ▼ keys to select which entry is highlighted. Press enter to boot the selected OS, `e' to edit the commands before booting or `c' for a command-line.  *Flatcar default  Flatcar USR-A  Flatcar USR-B             The highlighted entry will be executed automatically in 1s.  The highlighted entry will be executed automatically in 0s.  Booting `Flatcar default' [ 0.000000] Linux version 6.18.45-flatcar (build@pony-truck.infra.kinvolk.io) (x86_64-cros-linux-gnu-gcc (Gentoo Hardened 15.3.0 p8) 15.3.0, GNU ld (Gentoo 2.46.0 p1) 2.46.0) #1 SMP PREEMPT_DYNAMIC Thu Sep 3 12:05:44 -00 2026 [ 0.000000] Command line: BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000000c0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000044fdfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000044fe000-0x00000000048fdfff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000048fe000-0x000000003ff1efff] usable [ 0.000000] BIOS-e820: [mem 0x000000003ff1f000-0x000000003ffc8fff] reserved [ 0.000000] BIOS-e820: [mem 0x000000003ffc9000-0x000000003fffafff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000003fffb000-0x000000003fffefff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x000000003ffff000-0x000000003fffffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x00000002bfffffff] usable [ 0.000000] printk: legacy bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] APIC: Static calls initialized [ 0.000000] efi: EFI v2.7 by Microsoft [ 0.000000] efi: ACPI=0x3fffa000 ACPI 2.0=0x3fffa014 SMBIOS=0x3ff88000 SMBIOS 3.0=0x3ff86000 MEMATTR=0x3ea6e018 RNG=0x3ffd2018 [ 0.000000] random: crng init done [ 0.000000] secureboot: Secure boot disabled [ 0.000000] SMBIOS 3.1.0 present. [ 0.000000] DMI: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 04/22/2026 [ 0.000000] DMI: Memory slots populated: 2/2 [ 0.000000] Hypervisor detected: Microsoft Hyper-V [ 0.000000] Hyper-V: privilege flags low 0xae7f, high 0x3b8030, ext 0x62, hints 0x9e4e24, misc 0xe0bed7b2 [ 0.000000] Hyper-V: Nested features: 0x3e0101 [ 0.000000] Hyper-V: LAPIC Timer Frequency: 0x30d40 [ 0.000000] Hyper-V: Using hypercall for remote TLB flush [ 0.000000] clocksource: hyperv_clocksource_tsc_page: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] clocksource: hyperv_clocksource_msr: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] tsc: Detected 2300.000 MHz processor [ 0.000062] last_pfn = 0x2c0000 max_arch_pfn = 0x10000000000 [ 0.004439] MTRR map: 4 entries (2 fixed + 2 variable; max 18), built from 8 variable MTRRs [ 0.011033] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT Memory KASLR using RDRAND RDTSC... [ 0.018789] last_pfn = 0x40000 max_arch_pfn = 0x10000000000 [ 0.023291] Using GB pages for direct mapping [ 0.026497] ACPI: Early table checksum verification disabled [ 0.030473] ACPI: RSDP 0x000000003FFFA014 000024 (v02 VRTUAL) [ 0.034937] ACPI: XSDT 0x000000003FFF90E8 00005C (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.041718] ACPI: FACP 0x000000003FFF8000 000114 (v06 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.048634] ACPI: DSDT 0x000000003FFD6000 01E22B (v02 MSFTVM DSDT01 00000001 INTL 20230628) [ 0.055548] ACPI: FACS 0x000000003FFFE000 000040 [ 0.058953] ACPI: OEM0 0x000000003FFF7000 000064 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.065510] ACPI: SPCR 0x000000003FFF6000 000050 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.072099] ACPI: WAET 0x000000003FFF5000 000028 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.078741] ACPI: APIC 0x000000003FFD5000 000058 (v05 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.085303] ACPI: SRAT 0x000000003FFD4000 0000A0 (v03 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.091625] ACPI: BGRT 0x000000003FFD3000 000038 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.098318] ACPI: Reserving FACP table memory at [mem 0x3fff8000-0x3fff8113] [ 0.103757] ACPI: Reserving DSDT table memory at [mem 0x3ffd6000-0x3fff422a] [ 0.109238] ACPI: Reserving FACS table memory at [mem 0x3fffe000-0x3fffe03f] [ 0.114997] ACPI: Reserving OEM0 table memory at [mem 0x3fff7000-0x3fff7063] [ 0.120229] ACPI: Reserving SPCR table memory at [mem 0x3fff6000-0x3fff604f] [ 0.125442] ACPI: Reserving WAET table memory at [mem 0x3fff5000-0x3fff5027] [ 0.130949] ACPI: Reserving APIC table memory at [mem 0x3ffd5000-0x3ffd5057] [ 0.136375] ACPI: Reserving SRAT table memory at [mem 0x3ffd4000-0x3ffd409f] [ 0.141748] ACPI: Reserving BGRT table memory at [mem 0x3ffd3000-0x3ffd3037] [ 0.147080] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x3fffffff] [ 0.151371] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x2bfffffff] [ 0.155817] NUMA: Node 0 [mem 0x00001000-0x3fffffff] + [mem 0x100000000-0x2bfffffff] -> [mem 0x00001000-0x2bfffffff] [ 0.164038] NODE_DATA(0) allocated [mem 0x2bfff8d80-0x2bfffffff] [ 0.168640] Zone ranges: [ 0.170527] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.175183] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.179876] Normal [mem 0x0000000100000000-0x00000002bfffffff] [ 0.184170] Device empty [ 0.186273] Movable zone start for each node [ 0.189523] Early memory node ranges [ 0.192299] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.196958] node 0: [mem 0x0000000000100000-0x00000000044fdfff] [ 0.201749] node 0: [mem 0x00000000048fe000-0x000000003ff1efff] [ 0.206453] node 0: [mem 0x000000003ffff000-0x000000003fffffff] [ 0.211690] node 0: [mem 0x0000000100000000-0x00000002bfffffff] [ 0.216229] Initmem setup node 0 [mem 0x0000000000001000-0x00000002bfffffff] [ 0.221350] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.226032] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.232166] On node 0, zone DMA32: 1024 pages in unavailable ranges [ 0.236753] On node 0, zone DMA32: 224 pages in unavailable ranges [ 0.254715] ACPI: PM-Timer IO Port: 0x408 [ 0.257647] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1]) [ 0.261733] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.266424] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.271112] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.275511] ACPI: SPCR: console: uart,io,0x3f8,115200 [ 0.278931] TSC deadline timer available [ 0.281617] CPU topo: Max. logical packages: 1 [ 0.284886] CPU topo: Max. logical dies: 1 [ 0.288391] CPU topo: Max. dies per package: 1 [ 0.291721] CPU topo: Max. threads per core: 2 [ 0.294853] CPU topo: Num. cores per package: 1 [ 0.298341] CPU topo: Num. threads per package: 2 [ 0.302069] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.306219] [mem 0x40000000-0xffffffff] available for PCI devices [ 0.310126] Booting paravirtualized kernel on Hyper-V [ 0.313529] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.326466] setup_percpu: NR_CPUS:512 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.332406] percpu: Embedded 56 pages/cpu s190680 r8192 d30504 u1048576 [ 0.337536] Hyper-V: PV spinlocks enabled [ 0.340217] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.345668] Kernel command line: rootflags=rw mount.usrflags=ro BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.381833] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.388184] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.394359] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.400545] software IO TLB: area num 2. [ 0.417712] Fallback order for Node 0: 0 [ 0.417716] Built 1 zonelists, mobility grouping on. Total pages: 2095807 [ 0.426602] Policy zone: Normal [ 0.429459] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.447921] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 Poking KASLR using RDRAND RDTSC... [ 0.463203] ftrace: allocating 41455 entries in 164 pages [ 0.467015] ftrace: allocated 164 pages with 3 groups [ 0.471094] Dynamic Preempt: voluntary [ 0.473937] rcu: Preemptible hierarchical RCU implementation. [ 0.477701] rcu: RCU event tracing is enabled. [ 0.480686] rcu: RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=2. [ 0.485442] Trampoline variant of Tasks RCU enabled. [ 0.489625] Rude variant of Tasks RCU enabled. [ 0.493191] Tracing variant of Tasks RCU enabled. [ 0.496580] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.501742] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.506865] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.513323] RCU Tasks Rude: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.520073] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.530899] Using NULL legacy PIC [ 0.533030] NR_IRQS: 33024, nr_irqs: 440, preallocated irqs: 0 [ 0.539808] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.545827] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.553666] Console: colour dummy device 80x25 [ 0.556894] printk: legacy console [tty1] enabled [ 0.560465] printk: legacy console [ttyS0] enabled [ 0.560465] printk: legacy console [ttyS0] enabled [ 0.567903] printk: legacy bootconsole [earlyser0] disabled [ 0.567903] printk: legacy bootconsole [earlyser0] disabled [ 0.576889] ACPI: Core revision 20250807 [ 0.580203] Failed to register legacy timer interrupt [ 0.584352] APIC: Switch to symmetric I/O mode setup [ 0.588744] x2apic enabled [ 0.591228] APIC: Switched APIC routing to: physical x2apic [ 0.595382] Hyper-V: Host Build 10.0.26100.1652-1-0 [ 0.599046] Hyper-V: enabling crash_kexec_post_notifiers [ 0.603190] Hyper-V: Using IPI hypercalls [ 0.606121] APIC: send_IPI() replaced with hv_send_ipi() [ 0.609924] APIC: send_IPI_mask() replaced with hv_send_ipi_mask() [ 0.614614] APIC: send_IPI_mask_allbutself() replaced with hv_send_ipi_mask_allbutself() [ 0.620789] APIC: send_IPI_allbutself() replaced with hv_send_ipi_allbutself() [ 0.626181] APIC: send_IPI_all() replaced with hv_send_ipi_all() [ 0.630665] APIC: send_IPI_self() replaced with hv_send_ipi_self() [ 0.637081] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.650796] Calibrating delay loop (skipped), value calculated using timer frequency.. 4600.00 BogoMIPS (lpj=2300000) [ 0.651793] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 0.651793] CET detected: Indirect Branch Tracking enabled [ 0.651793] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.651793] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.651793] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 0.651793] Speculative Store Bypass: Vulnerable [ 0.651793] Spectre V2 : Mitigation: Retpolines [ 0.651793] RETBleed: Vulnerable [ 0.651793] ITS: Mitigation: Aligned branch/return thunks [ 0.651793] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.651793] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 0.651793] active return thunk: its_return_thunk [ 0.651793] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.651793] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.651793] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.651793] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 0.651793] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 0.651793] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 0.651793] x86/fpu: Supporting XSAVE feature 0x800: 'Control-flow User registers' [ 0.651793] x86/fpu: Supporting XSAVE feature 0x1000: 'Control-flow Kernel registers (KVM only)' [ 0.651793] x86/fpu: Supporting XSAVE feature 0x20000: 'AMX Tile config' [ 0.651793] x86/fpu: Supporting XSAVE feature 0x40000: 'AMX Tile data' [ 0.651793] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.651793] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 0.651793] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 0.651793] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 0.651793] x86/fpu: xstate_offset[11]: 2432, xstate_sizes[11]: 16 [ 0.651793] x86/fpu: xstate_offset[12]: 2448, xstate_sizes[12]: 24 [ 0.651793] x86/fpu: xstate_offset[17]: 2496, xstate_sizes[17]: 64 [ 0.651793] x86/fpu: xstate_offset[18]: 2560, xstate_sizes[18]: 8192 [ 0.651793] x86/fpu: Enabled xstate features 0x618e7, context size is 10752 bytes, using 'compacted' format. [ 0.651793] Freeing SMP alternatives memory: 40K [ 0.651793] pid_max: default: 32768 minimum: 301 [ 0.651793] LSM: initializing lsm=lockdown,capability,landlock,selinux,ima [ 0.651793] landlock: Up and running. [ 0.651793] SELinux: Initializing. [ 0.651793] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.651793] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.651793] smpboot: CPU0: Intel INTEL(R) XEON(R) PLATINUM 8573C (family: 0x6, model: 0xcf, stepping: 0x2) [ 0.651990] Performance Events: unsupported CPU family 6 model 207 no PMU driver, software events only. [ 0.652814] signal: max sigframe size: 11952 [ 0.653864] rcu: Hierarchical SRCU implementation. [ 0.654796] rcu: Max phase no-delay instances is 400. [ 0.655873] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level [ 0.659574] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.659871] smp: Bringing up secondary CPUs ... [ 0.660925] smpboot: x86: Booting SMP configuration: [ 0.661798] .... node #0, CPUs: #1 [ 0.664051] smp: Brought up 1 node, 2 CPUs [ 0.665800] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.709241] Memory: 8059300K/8383228K available (14045K kernel code, 2495K rwdata, 32732K rodata, 17040K init, 952K bss, 318652K reserved, 0K cma-reserved) [ 0.710084] devtmpfs: initialized [ 0.713873] x86/mm: Memory block size: 128MB [ 0.718830] ACPI: PM: Registering ACPI NVS region [mem 0x3fffb000-0x3fffefff] (16384 bytes) [ 0.719878] posixtimers hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 0.725807] futex hash table entries: 512 (32768 bytes on 1 NUMA nodes, total 32 KiB, linear). [ 0.733890] pinctrl core: initialized pinctrl subsystem [ 0.739248] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 0.743922] audit: initializing netlink subsys (disabled) [ 0.748860] audit: type=2000 audit(1788459628.098:1): state=initialized audit_enabled=0 res=1 [ 0.749008] thermal_sys: Registered thermal governor 'step_wise' [ 0.749833] cpuidle: using governor menu [ 0.752857] efi: Freeing EFI boot services memory: 35080K [ 0.753798] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.754865] dca service started, version 1.12.1 [ 0.758822] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 0.786821] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 0.787798] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 0.788798] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 0.789796] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 0.791817] ACPI: Added _OSI(Module Device) [ 0.792799] ACPI: Added _OSI(Processor Device) [ 0.796798] ACPI: Added _OSI(Processor Aggregator Device) [ 0.807374] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 0.812908] ACPI: Interpreter enabled [ 0.813834] ACPI: PM: (supports S0 S5) [ 0.815797] ACPI: Using IOAPIC for interrupt routing [ 0.825817] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.832797] PCI: Ignoring E820 reservations for host bridge windows [ 0.838861] ACPI: Enabled 1 GPEs in block 00 to 0F [ 0.843796] iommu: Default domain type: Translated [ 0.844798] iommu: DMA domain TLB invalidation policy: lazy mode [ 0.845886] efivars: Registered efivars operations [ 0.849855] hv_vmbus: hv_mmio=[mem 0x40000000-0xfed3ffff],[mem 0xfc0000000-0xfffffffff] fb=[mem 0x40000000-0x47ffffff] [ 0.859020] hv_vmbus: Vmbus version:5.3 [ 0.863160] PCI: Using ACPI for IRQ routing [ 0.866799] PCI: System does not support PCI [ 0.870850] vgaarb: loaded [ 0.872878] clocksource: Switched to clocksource tsc-early [ 0.877862] VFS: Disk quotas dquot_6.6.0 [ 0.881461] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.887820] pnp: PnP ACPI init [ 0.890275] pnp: PnP ACPI: found 3 devices [ 0.899936] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.907063] NET: Registered PF_INET protocol family [ 0.911858] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.928676] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) [ 0.935590] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.941721] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.948910] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, linear) [ 0.955502] TCP: Hash tables configured (established 65536 bind 65536) [ 0.961479] UDP hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.967535] UDP-Lite hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.973301] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 0.977800] NET: Registered PF_XDP protocol family [ 0.981885] PCI: CLS 0 bytes, default 64 [ 0.984795] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 0.990904] software IO TLB: mapped [mem 0x000000003a96e000-0x000000003e96e000] (64MB) [ 0.997491] RAPL PMU: API unit is 2^-32 Joules, 1 fixed counters, 10737418240 ms ovfl timer [ 1.004950] RAPL PMU: hw unit of domain psys 2^-0 Joules [ 1.009707] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.018458] clocksource: Switched to clocksource tsc [ 1.039392] Initialise system trusted keyrings [ 1.044001] workingset: timestamp_bits=39 max_order=21 bucket_order=0 [ 1.050543] Key type asymmetric registered [ 1.054188] Asymmetric key parser 'x509' registered [ 1.058686] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 1.065993] io scheduler mq-deadline registered [ 1.070368] io scheduler kyber registered [ 1.074258] io scheduler bfq registered [ 1.081022] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 1.088010] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.093656] 00:00: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 1.100317] 00:01: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 1.106618] serial8250: ttyS2 at I/O 0x3e8 (irq = 4, base_baud = 115200) is a 16550A [ 1.114092] i8042: PNP: No PS/2 controller found. [ 1.126696] hv_vmbus: registering driver hyperv_keyboard [ 1.132751] rtc_cmos 00:02: registered as rtc0 [ 1.136886] rtc_cmos 00:02: setting system clock to 2026-09-03T18:20:28 UTC (1788459628) [ 1.142151] input: AT Translated Set 2 keyboard as /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0004:00/MSFT1000:00/d34b2567-b9b6-42b9-8778-0a4ec0b955bf/serio0/input/input0 [ 1.144078] rtc_cmos 00:02: alarms up to one month, 114 bytes nvram [ 1.162557] intel_pstate: Intel P-state driver initializing [ 1.167450] efifb: probing for efifb [ 1.170513] efifb: framebuffer at 0x40000000, using 3072k, total 3072k [ 1.176205] efifb: mode is 1024x768x32, linelength=4096, pages=1 [ 1.181139] efifb: scrolling: redraw [ 1.184129] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 1.190785] Console: switching to colour frame buffer device 128x48 [ 1.197278] fb0: EFI VGA frame buffer device [ 1.201397] pstore: Using crash dump compression: deflate [ 1.206506] pstore: Registered efi_pstore as persistent store backend [ 1.213261] NET: Registered PF_INET6 protocol family [ 1.217964] Segment Routing with IPv6 [ 1.221051] In-situ OAM (IOAM) with IPv6 [ 1.224786] NET: Registered PF_PACKET protocol family [ 1.229547] Key type dns_resolver registered [ 1.233565] IPI shorthand broadcast: enabled [ 1.238582] sched_clock: Marking stable (1133006224, 104967028)->(1554976279, -317003027) [ 1.247104] registered taskstats version 1 [ 1.251408] Loading compiled-in X.509 certificates [ 2.095067] Loaded X.509 cert 'Kinvolk GmbH: Module signing key for 6.18.45-flatcar: bd04c69e854c547b63b31570ffb9dfb0b56e0a3e' [ 2.107069] Demotion targets for Node 0: null [ 2.112527] Key type .fscrypt registered [ 2.116357] Key type fscrypt-provisioning registered [ 2.120774] ima: No TPM chip found, activating TPM-bypass! [ 2.126090] ima: Allocated hash algorithm: sha1 [ 2.130649] ima: No architecture policies found [ 2.139017] clk: Disabling unused clocks [ 2.157403] Freeing unused kernel image (initmem) memory: 17040K [ 2.158800] Write protecting the kernel read-only data: 47104k [ 2.161488] Freeing unused kernel image (text/rodata gap) memory: 288K [ 2.163501] Freeing unused kernel image (rodata/data gap) memory: 36K [ 2.165409] Run /init as init process [ 2.232901] hv_vmbus: registering driver hv_pci [ 2.236809] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI VMBus probing: Using version 0x10004 [ 2.240132] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI host bridge to bus c05b:00 [ 2.241074] pci_bus c05b:00: root bus resource [mem 0xfc0000000-0xfc007ffff window] [ 2.242134] pci_bus c05b:00: No busn resource found for root bus, will use [bus 00-ff] [ 2.245808] pci c05b:00:00.0: [1414:00a9] type 00 class 0x010802 PCIe Endpoint [ 2.253124] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit] [ 2.268554] pci_bus c05b:00: busn_res: [bus 00-ff] end is updated to 00 [ 2.269535] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit]: assigned [ 2.278204] pps_core: LinuxPPS API ver. 1 registered [ 2.279152] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.281364] nvme nvme0: pci function c05b:00:00.0 [ 2.284196] nvme c05b:00:00.0: enabling device (0000 -> 0002) [ 2.284423] PTP clock support registered [ 2.437007] nvme nvme0: 2/0/0 default/read/poll queues [ 2.443989] nvme0n1: p1 p2 p3 p4 p6 p7 p9 [ 2.446912] hv_utils: Registering HyperV Utility Driver [ 2.447877] hv_vmbus: registering driver hv_utils [ 2.449222] hv_utils: Shutdown IC version 3.2 [ 2.450404] hv_utils: Heartbeat IC version 3.0 [ 2.451948] hv_utils: TimeSync IC version 4.0 [ 2.455032] hid: raw HID events driver (C) Jiri Kosina [ 2.456951] hv_vmbus: registering driver hid_hyperv [ 2.458903] input: Microsoft Vmbus HID-compliant Mouse as /devices/0006:045E:0621.0001/input/input1 [ 2.460879] hid-hyperv 0006:045E:0621.0001: input: VIRTUAL HID v0.01 Mouse [Microsoft Vmbus HID-compliant Mouse] on [ 2.470051] SCSI subsystem initialized [ 2.473827] hv_vmbus: registering driver hv_storvsc [ 2.475756] scsi host0: storvsc_host_t [ 2.477032] scsi 0:0:0:2: CD-ROM Msft Virtual DVD-ROM 1.0 PQ: 0 ANSI: 5 [ 2.484889] sr 0:0:0:2: [sr0] scsi-1 drive [ 2.485894] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 2.501323] device-mapper: core: CONFIG_IMA_DISABLE_HTABLE is disabled. Duplicate IMA measurements will not be recorded in the IMA log. [ 2.504691] device-mapper: uevent: version 1.0.3 [ 2.505805] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 2.511264] device-mapper: verity: sha256 using "sha256-lib" Mounting /usr from /dev/mapper/usr [ 2.540976] raid6: avx512x4 gen() 44733 MB/s [ 2.557975] raid6: avx512x2 gen() 44102 MB/s [ 2.575975] raid6: avx512x1 gen() 25706 MB/s [ 2.592974] raid6: avx2x4 gen() 37596 MB/s [ 2.609974] raid6: avx2x2 gen() 39704 MB/s [ 2.626975] raid6: avx2x1 gen() 31623 MB/s [ 2.629010] raid6: using algorithm avx512x4 gen() 44733 MB/s [ 2.646974] raid6: .... xor() 7367 MB/s, rmw enabled [ 2.647788] raid6: using avx512x2 recovery algorithm [ 2.654367] xor: automatically using best checksumming function avx [ 2.726858] Btrfs loaded, zoned=no, fsverity=no [ 2.731260] BTRFS: device fsid 346f6336-0225-492c-ac3e-02c988e1edaa devid 1 transid 38 /dev/mapper/usr (254:0) scanned by mount (158) [ 2.733444] BTRFS info (device dm-0): first mount of filesystem 346f6336-0225-492c-ac3e-02c988e1edaa [ 2.736014] BTRFS error (device dm-0): error allocating crc32c hash for checksum [ 2.737285] BTRFS error (device dm-0): open_ctree failed: -2 mount: mounting /dev/mapper/usr on /sysusr/usr failed: No such file or directory ERROR: The early initrd has failed. To activate debug shell breakpoints, boot with rd.earlyshell in the kernel cmdline, and to activate tracing, boot with rd.earlytrace Press Enter for emergency shell or wait 60 seconds for reboot. INFO: Rebooting [ 62.787687] ACPI: PM: Preparing to enter system sleep state S5 [ 62.789633] reboot: Restarting system [ 62.790659] reboot: machine restart btrfs_relative_path='' btrfs_subvol='' btrfs_subvolid='' check_signatures='no' color_highlight='black/light-gray' color_normal='light-gray/black' feature_200_final='y' feature_all_video_module='y' feature_chainloader_bpb='y' feature_default_font_path='y' feature_menuentry_id='y' feature_menuentry_options='y' feature_nativedisk_cmd='y' feature_ntldr='y' feature_platform_search_hint='y' feature_search_cryptodisk_only='y' feature_timeout_style='y' fw_path='(hd0,gpt1)/EFI/BOOT' grub_cpu='x86_64' grub_netfs_type='grub' grub_platform='efi' lang='' locale_dir='' net_default_ip='' net_default_mac='' net_default_server='' pager='' prefix='(memdisk)' pxe_default_server='' root='hd0,gpt1' secondary_locale_dir='' error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/fs/fshelp.c:find_file:257:file `/flatcar/grub/x86_64-efi/all_video.mod' not found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. GRUB version 2.12-flatcar4 ┌────────────────────────────────────────────────────────────────────────────┐││││││││││││││││││││││││││└────────────────────────────────────────────────────────────────────────────┘ Use the ▲ and ▼ keys to select which entry is highlighted. Press enter to boot the selected OS, `e' to edit the commands before booting or `c' for a command-line.  *Flatcar default  Flatcar USR-A  Flatcar USR-B             The highlighted entry will be executed automatically in 1s.  The highlighted entry will be executed automatically in 0s.  Booting `Flatcar default' [ 0.000000] Linux version 6.18.45-flatcar (build@pony-truck.infra.kinvolk.io) (x86_64-cros-linux-gnu-gcc (Gentoo Hardened 15.3.0 p8) 15.3.0, GNU ld (Gentoo 2.46.0 p1) 2.46.0) #1 SMP PREEMPT_DYNAMIC Thu Sep 3 12:05:44 -00 2026 [ 0.000000] Command line: BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000000c0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000044fdfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000044fe000-0x00000000048fdfff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000048fe000-0x000000003ff1efff] usable [ 0.000000] BIOS-e820: [mem 0x000000003ff1f000-0x000000003ffc8fff] reserved [ 0.000000] BIOS-e820: [mem 0x000000003ffc9000-0x000000003fffafff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000003fffb000-0x000000003fffefff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x000000003ffff000-0x000000003fffffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x00000002bfffffff] usable [ 0.000000] printk: legacy bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] APIC: Static calls initialized [ 0.000000] efi: EFI v2.7 by Microsoft [ 0.000000] efi: ACPI=0x3fffa000 ACPI 2.0=0x3fffa014 SMBIOS=0x3ff88000 SMBIOS 3.0=0x3ff86000 MEMATTR=0x3ea6e018 RNG=0x3ffd2018 [ 0.000000] random: crng init done [ 0.000000] secureboot: Secure boot disabled [ 0.000000] SMBIOS 3.1.0 present. [ 0.000000] DMI: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 04/22/2026 [ 0.000000] DMI: Memory slots populated: 2/2 [ 0.000000] Hypervisor detected: Microsoft Hyper-V [ 0.000000] Hyper-V: privilege flags low 0xae7f, high 0x3b8030, ext 0x62, hints 0x9e4e24, misc 0xe0bed7b2 [ 0.000000] Hyper-V: Nested features: 0x3e0101 [ 0.000000] Hyper-V: LAPIC Timer Frequency: 0x30d40 [ 0.000000] Hyper-V: Using hypercall for remote TLB flush [ 0.000000] clocksource: hyperv_clocksource_tsc_page: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] clocksource: hyperv_clocksource_msr: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] tsc: Detected 2300.000 MHz processor [ 0.000062] last_pfn = 0x2c0000 max_arch_pfn = 0x10000000000 [ 0.004754] MTRR map: 4 entries (2 fixed + 2 variable; max 18), built from 8 variable MTRRs [ 0.010910] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT Memory KASLR using RDRAND RDTSC... [ 0.018996] last_pfn = 0x40000 max_arch_pfn = 0x10000000000 [ 0.023162] Using GB pages for direct mapping [ 0.026563] ACPI: Early table checksum verification disabled [ 0.031319] ACPI: RSDP 0x000000003FFFA014 000024 (v02 VRTUAL) [ 0.035927] ACPI: XSDT 0x000000003FFF90E8 00005C (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.042525] ACPI: FACP 0x000000003FFF8000 000114 (v06 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.049328] ACPI: DSDT 0x000000003FFD6000 01E22B (v02 MSFTVM DSDT01 00000001 INTL 20230628) [ 0.056160] ACPI: FACS 0x000000003FFFE000 000040 [ 0.061375] ACPI: OEM0 0x000000003FFF7000 000064 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.067557] ACPI: SPCR 0x000000003FFF6000 000050 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.074190] ACPI: WAET 0x000000003FFF5000 000028 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.081244] ACPI: APIC 0x000000003FFD5000 000058 (v05 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.088064] ACPI: SRAT 0x000000003FFD4000 0000A0 (v03 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.095225] ACPI: BGRT 0x000000003FFD3000 000038 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.101693] ACPI: Reserving FACP table memory at [mem 0x3fff8000-0x3fff8113] [ 0.106742] ACPI: Reserving DSDT table memory at [mem 0x3ffd6000-0x3fff422a] [ 0.111851] ACPI: Reserving FACS table memory at [mem 0x3fffe000-0x3fffe03f] [ 0.116919] ACPI: Reserving OEM0 table memory at [mem 0x3fff7000-0x3fff7063] [ 0.121921] ACPI: Reserving SPCR table memory at [mem 0x3fff6000-0x3fff604f] [ 0.127406] ACPI: Reserving WAET table memory at [mem 0x3fff5000-0x3fff5027] [ 0.132495] ACPI: Reserving APIC table memory at [mem 0x3ffd5000-0x3ffd5057] [ 0.137977] ACPI: Reserving SRAT table memory at [mem 0x3ffd4000-0x3ffd409f] [ 0.143023] ACPI: Reserving BGRT table memory at [mem 0x3ffd3000-0x3ffd3037] [ 0.147992] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x3fffffff] [ 0.155011] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x2bfffffff] [ 0.159726] NUMA: Node 0 [mem 0x00001000-0x3fffffff] + [mem 0x100000000-0x2bfffffff] -> [mem 0x00001000-0x2bfffffff] [ 0.167412] NODE_DATA(0) allocated [mem 0x2bfff8d80-0x2bfffffff] [ 0.172344] Zone ranges: [ 0.174171] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.178720] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.183085] Normal [mem 0x0000000100000000-0x00000002bfffffff] [ 0.187822] Device empty [ 0.189886] Movable zone start for each node [ 0.193083] Early memory node ranges [ 0.195756] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.200459] node 0: [mem 0x0000000000100000-0x00000000044fdfff] [ 0.205225] node 0: [mem 0x00000000048fe000-0x000000003ff1efff] [ 0.209964] node 0: [mem 0x000000003ffff000-0x000000003fffffff] [ 0.214611] node 0: [mem 0x0000000100000000-0x00000002bfffffff] [ 0.219853] Initmem setup node 0 [mem 0x0000000000001000-0x00000002bfffffff] [ 0.225362] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.229778] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.236474] On node 0, zone DMA32: 1024 pages in unavailable ranges [ 0.241314] On node 0, zone DMA32: 224 pages in unavailable ranges [ 0.258963] ACPI: PM-Timer IO Port: 0x408 [ 0.261791] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1]) [ 0.266106] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.271156] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.281310] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.286222] ACPI: SPCR: console: uart,io,0x3f8,115200 [ 0.289937] TSC deadline timer available [ 0.292881] CPU topo: Max. logical packages: 1 [ 0.296331] CPU topo: Max. logical dies: 1 [ 0.299624] CPU topo: Max. dies per package: 1 [ 0.303055] CPU topo: Max. threads per core: 2 [ 0.306327] CPU topo: Num. cores per package: 1 [ 0.310098] CPU topo: Num. threads per package: 2 [ 0.313916] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.318584] [mem 0x40000000-0xffffffff] available for PCI devices [ 0.322910] Booting paravirtualized kernel on Hyper-V [ 0.327087] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.339851] setup_percpu: NR_CPUS:512 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.347038] percpu: Embedded 56 pages/cpu s190680 r8192 d30504 u1048576 [ 0.352207] Hyper-V: PV spinlocks enabled [ 0.355447] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.361386] Kernel command line: rootflags=rw mount.usrflags=ro BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.391812] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.398327] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.405155] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.411309] software IO TLB: area num 2. [ 0.428827] Fallback order for Node 0: 0 [ 0.428831] Built 1 zonelists, mobility grouping on. Total pages: 2095807 [ 0.437374] Policy zone: Normal [ 0.439972] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.458084] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 Poking KASLR using RDRAND RDTSC... [ 0.473671] ftrace: allocating 41455 entries in 164 pages [ 0.477354] ftrace: allocated 164 pages with 3 groups [ 0.482160] Dynamic Preempt: voluntary [ 0.484807] rcu: Preemptible hierarchical RCU implementation. [ 0.488794] rcu: RCU event tracing is enabled. [ 0.491722] rcu: RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=2. [ 0.496309] Trampoline variant of Tasks RCU enabled. [ 0.500011] Rude variant of Tasks RCU enabled. [ 0.503082] Tracing variant of Tasks RCU enabled. [ 0.506532] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.512365] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.517278] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.523605] RCU Tasks Rude: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.530046] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.540883] Using NULL legacy PIC [ 0.543290] NR_IRQS: 33024, nr_irqs: 440, preallocated irqs: 0 [ 0.547894] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.553174] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.560525] Console: colour dummy device 80x25 [ 0.564461] printk: legacy console [tty1] enabled [ 0.568494] printk: legacy console [ttyS0] enabled [ 0.568494] printk: legacy console [ttyS0] enabled [ 0.575800] printk: legacy bootconsole [earlyser0] disabled [ 0.575800] printk: legacy bootconsole [earlyser0] disabled [ 0.584335] ACPI: Core revision 20250807 [ 0.587461] Failed to register legacy timer interrupt [ 0.591176] APIC: Switch to symmetric I/O mode setup [ 0.595203] x2apic enabled [ 0.597742] APIC: Switched APIC routing to: physical x2apic [ 0.602635] Hyper-V: Host Build 10.0.26100.1652-1-0 [ 0.606194] Hyper-V: enabling crash_kexec_post_notifiers [ 0.609897] Hyper-V: Using IPI hypercalls [ 0.612638] APIC: send_IPI() replaced with hv_send_ipi() [ 0.616331] APIC: send_IPI_mask() replaced with hv_send_ipi_mask() [ 0.620713] APIC: send_IPI_mask_allbutself() replaced with hv_send_ipi_mask_allbutself() [ 0.626415] APIC: send_IPI_allbutself() replaced with hv_send_ipi_allbutself() [ 0.631381] APIC: send_IPI_all() replaced with hv_send_ipi_all() [ 0.635442] APIC: send_IPI_self() replaced with hv_send_ipi_self() [ 0.639870] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.655723] Calibrating delay loop (skipped), value calculated using timer frequency.. 4600.00 BogoMIPS (lpj=2300000) [ 0.656719] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 0.656719] CET detected: Indirect Branch Tracking enabled [ 0.656719] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.656719] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.656719] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 0.656719] Speculative Store Bypass: Vulnerable [ 0.656719] Spectre V2 : Mitigation: Retpolines [ 0.656719] RETBleed: Vulnerable [ 0.656719] ITS: Mitigation: Aligned branch/return thunks [ 0.656719] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.656719] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 0.656719] active return thunk: its_return_thunk [ 0.656719] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.656719] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.656719] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.656719] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 0.656719] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 0.656719] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 0.656719] x86/fpu: Supporting XSAVE feature 0x800: 'Control-flow User registers' [ 0.656719] x86/fpu: Supporting XSAVE feature 0x1000: 'Control-flow Kernel registers (KVM only)' [ 0.656719] x86/fpu: Supporting XSAVE feature 0x20000: 'AMX Tile config' [ 0.656719] x86/fpu: Supporting XSAVE feature 0x40000: 'AMX Tile data' [ 0.656719] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.656719] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 0.656719] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 0.656719] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 0.656719] x86/fpu: xstate_offset[11]: 2432, xstate_sizes[11]: 16 [ 0.656719] x86/fpu: xstate_offset[12]: 2448, xstate_sizes[12]: 24 [ 0.656719] x86/fpu: xstate_offset[17]: 2496, xstate_sizes[17]: 64 [ 0.656719] x86/fpu: xstate_offset[18]: 2560, xstate_sizes[18]: 8192 [ 0.656719] x86/fpu: Enabled xstate features 0x618e7, context size is 10752 bytes, using 'compacted' format. [ 0.656719] Freeing SMP alternatives memory: 40K [ 0.656719] pid_max: default: 32768 minimum: 301 [ 0.656719] LSM: initializing lsm=lockdown,capability,landlock,selinux,ima [ 0.656719] landlock: Up and running. [ 0.656719] SELinux: Initializing. [ 0.656719] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.656719] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.656719] smpboot: CPU0: Intel INTEL(R) XEON(R) PLATINUM 8573C (family: 0x6, model: 0xcf, stepping: 0x2) [ 0.656904] Performance Events: unsupported CPU family 6 model 207 no PMU driver, software events only. [ 0.657740] signal: max sigframe size: 11952 [ 0.658789] rcu: Hierarchical SRCU implementation. [ 0.659722] rcu: Max phase no-delay instances is 400. [ 0.660798] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level [ 0.664669] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.664795] smp: Bringing up secondary CPUs ... [ 0.665843] smpboot: x86: Booting SMP configuration: [ 0.666724] .... node #0, CPUs: #1 [ 0.669212] smp: Brought up 1 node, 2 CPUs [ 0.670727] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.724744] Memory: 8059308K/8383228K available (14045K kernel code, 2495K rwdata, 32732K rodata, 17040K init, 952K bss, 318644K reserved, 0K cma-reserved) [ 0.725978] devtmpfs: initialized [ 0.729791] x86/mm: Memory block size: 128MB [ 0.734759] ACPI: PM: Registering ACPI NVS region [mem 0x3fffb000-0x3fffefff] (16384 bytes) [ 0.735805] posixtimers hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 0.741733] futex hash table entries: 512 (32768 bytes on 1 NUMA nodes, total 32 KiB, linear). [ 0.749805] pinctrl core: initialized pinctrl subsystem [ 0.755158] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 0.760851] audit: initializing netlink subsys (disabled) [ 0.765785] audit: type=2000 audit(1788459695.110:1): state=initialized audit_enabled=0 res=1 [ 0.765927] thermal_sys: Registered thermal governor 'step_wise' [ 0.766734] cpuidle: using governor menu [ 0.769778] efi: Freeing EFI boot services memory: 35076K [ 0.770724] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.771793] dca service started, version 1.12.1 [ 0.775768] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 0.800746] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 0.805726] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 0.811725] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 0.817724] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 0.824829] ACPI: Added _OSI(Module Device) [ 0.825724] ACPI: Added _OSI(Processor Device) [ 0.826723] ACPI: Added _OSI(Processor Aggregator Device) [ 0.834326] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 0.834848] ACPI: Interpreter enabled [ 0.835729] ACPI: PM: (supports S0 S5) [ 0.836722] ACPI: Using IOAPIC for interrupt routing [ 0.837772] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.838723] PCI: Ignoring E820 reservations for host bridge windows [ 0.839799] ACPI: Enabled 1 GPEs in block 00 to 0F [ 0.841312] iommu: Default domain type: Translated [ 0.845725] iommu: DMA domain TLB invalidation policy: lazy mode [ 0.850811] efivars: Registered efivars operations [ 0.851803] hv_vmbus: hv_mmio=[mem 0x40000000-0xfed3ffff],[mem 0xfc0000000-0xfffffffff] fb=[mem 0x40000000-0x47ffffff] [ 0.853101] hv_vmbus: Vmbus version:5.3 [ 0.857186] PCI: Using ACPI for IRQ routing [ 0.859728] PCI: System does not support PCI [ 0.863752] vgaarb: loaded [ 0.865800] clocksource: Switched to clocksource tsc-early [ 0.870932] VFS: Disk quotas dquot_6.6.0 [ 0.873851] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.880198] pnp: PnP ACPI init [ 0.882608] pnp: PnP ACPI: found 3 devices [ 0.892277] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.900296] NET: Registered PF_INET protocol family [ 0.903837] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.918955] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) [ 0.925089] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.930814] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.937277] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, linear) [ 0.943957] TCP: Hash tables configured (established 65536 bind 65536) [ 0.949991] UDP hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.960519] UDP-Lite hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.966944] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 0.971282] NET: Registered PF_XDP protocol family [ 0.974968] PCI: CLS 0 bytes, default 64 [ 0.977865] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 0.983323] software IO TLB: mapped [mem 0x000000003a96c000-0x000000003e96c000] (64MB) [ 0.990107] RAPL PMU: API unit is 2^-32 Joules, 1 fixed counters, 10737418240 ms ovfl timer [ 1.001019] RAPL PMU: hw unit of domain psys 2^-0 Joules [ 1.005641] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.015284] clocksource: Switched to clocksource tsc [ 1.036766] Initialise system trusted keyrings [ 1.041579] workingset: timestamp_bits=39 max_order=21 bucket_order=0 [ 1.047435] Key type asymmetric registered [ 1.050996] Asymmetric key parser 'x509' registered [ 1.056210] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 1.063574] io scheduler mq-deadline registered [ 1.067571] io scheduler kyber registered [ 1.071840] io scheduler bfq registered [ 1.076599] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 1.082174] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.088003] 00:00: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 1.095281] 00:01: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 1.102570] serial8250: ttyS2 at I/O 0x3e8 (irq = 4, base_baud = 115200) is a 16550A [ 1.109822] i8042: PNP: No PS/2 controller found. [ 1.113862] hv_vmbus: registering driver hyperv_keyboard [ 1.119488] rtc_cmos 00:02: registered as rtc0 [ 1.123739] rtc_cmos 00:02: setting system clock to 2026-09-03T18:21:35 UTC (1788459695) [ 1.130782] rtc_cmos 00:02: alarms up to one month, 114 bytes nvram [ 1.130846] input: AT Translated Set 2 keyboard as /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0004:00/MSFT1000:00/d34b2567-b9b6-42b9-8778-0a4ec0b955bf/serio0/input/input0 [ 1.136441] intel_pstate: Intel P-state driver initializing [ 1.154885] efifb: probing for efifb [ 1.158025] efifb: framebuffer at 0x40000000, using 3072k, total 3072k [ 1.163836] efifb: mode is 1024x768x32, linelength=4096, pages=1 [ 1.169072] efifb: scrolling: redraw [ 1.172234] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 1.188090] Console: switching to colour frame buffer device 128x48 [ 1.193920] fb0: EFI VGA frame buffer device [ 1.197825] pstore: Using crash dump compression: deflate [ 1.202280] pstore: Registered efi_pstore as persistent store backend [ 1.207912] NET: Registered PF_INET6 protocol family [ 1.212647] Segment Routing with IPv6 [ 1.215786] In-situ OAM (IOAM) with IPv6 [ 1.219097] NET: Registered PF_PACKET protocol family [ 1.223395] Key type dns_resolver registered [ 1.227302] IPI shorthand broadcast: enabled [ 1.232459] sched_clock: Marking stable (1129005349, 102546177)->(1557330698, -325779172) [ 1.240441] registered taskstats version 1 [ 1.244841] Loading compiled-in X.509 certificates [ 2.107353] Loaded X.509 cert 'Kinvolk GmbH: Module signing key for 6.18.45-flatcar: bd04c69e854c547b63b31570ffb9dfb0b56e0a3e' [ 2.118469] Demotion targets for Node 0: null [ 2.121771] Key type .fscrypt registered [ 2.125356] Key type fscrypt-provisioning registered [ 2.130002] ima: No TPM chip found, activating TPM-bypass! [ 2.135041] ima: Allocated hash algorithm: sha1 [ 2.138165] ima: No architecture policies found [ 2.145542] clk: Disabling unused clocks [ 2.164069] Freeing unused kernel image (initmem) memory: 17040K [ 2.165378] Write protecting the kernel read-only data: 47104k [ 2.168231] Freeing unused kernel image (text/rodata gap) memory: 288K [ 2.170099] Freeing unused kernel image (rodata/data gap) memory: 36K [ 2.172106] Run /init as init process [ 2.237959] hv_vmbus: registering driver hv_pci [ 2.241871] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI VMBus probing: Using version 0x10004 [ 2.244839] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI host bridge to bus c05b:00 [ 2.245926] pci_bus c05b:00: root bus resource [mem 0xfc0000000-0xfc007ffff window] [ 2.246844] pci_bus c05b:00: No busn resource found for root bus, will use [bus 00-ff] [ 2.250627] pci c05b:00:00.0: [1414:00a9] type 00 class 0x010802 PCIe Endpoint [ 2.257749] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit] [ 2.272314] pci_bus c05b:00: busn_res: [bus 00-ff] end is updated to 00 [ 2.274287] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit]: assigned [ 2.283374] pps_core: LinuxPPS API ver. 1 registered [ 2.284255] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.286758] nvme nvme0: pci function c05b:00:00.0 [ 2.288181] PTP clock support registered [ 2.288724] nvme c05b:00:00.0: enabling device (0000 -> 0002) [ 2.442798] nvme nvme0: 2/0/0 default/read/poll queues [ 2.448578] nvme0n1: p1 p2 p3 p4 p6 p7 p9 [ 2.451177] hv_utils: Registering HyperV Utility Driver [ 2.452074] hv_vmbus: registering driver hv_utils [ 2.453288] hv_utils: Shutdown IC version 3.2 [ 2.455017] hv_utils: Heartbeat IC version 3.0 [ 2.456111] hv_utils: TimeSync IC version 4.0 [ 2.459859] hid: raw HID events driver (C) Jiri Kosina [ 2.461841] hv_vmbus: registering driver hid_hyperv [ 2.463798] input: Microsoft Vmbus HID-compliant Mouse as /devices/0006:045E:0621.0001/input/input1 [ 2.465209] hid-hyperv 0006:045E:0621.0001: input: VIRTUAL HID v0.01 Mouse [Microsoft Vmbus HID-compliant Mouse] on [ 2.474148] SCSI subsystem initialized [ 2.478253] hv_vmbus: registering driver hv_storvsc [ 2.481130] scsi host0: storvsc_host_t [ 2.482618] scsi 0:0:0:2: CD-ROM Msft Virtual DVD-ROM 1.0 PQ: 0 ANSI: 5 [ 2.490250] sr 0:0:0:2: [sr0] scsi-1 drive [ 2.491774] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 2.508358] device-mapper: core: CONFIG_IMA_DISABLE_HTABLE is disabled. Duplicate IMA measurements will not be recorded in the IMA log. [ 2.510408] device-mapper: uevent: version 1.0.3 [ 2.511300] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 2.516290] device-mapper: verity: sha256 using "sha256-lib" Mounting /usr from /dev/mapper/usr [ 2.546556] raid6: avx512x4 gen() 45175 MB/s [ 2.564555] raid6: avx512x2 gen() 44487 MB/s [ 2.581553] raid6: avx512x1 gen() 25647 MB/s [ 2.598554] raid6: avx2x4 gen() 37205 MB/s [ 2.616553] raid6: avx2x2 gen() 39231 MB/s [ 2.635553] raid6: avx2x1 gen() 31416 MB/s [ 2.636476] raid6: using algorithm avx512x4 gen() 45175 MB/s [ 2.653554] raid6: .... xor() 7395 MB/s, rmw enabled [ 2.654361] raid6: using avx512x2 recovery algorithm [ 2.661123] xor: automatically using best checksumming function avx [ 2.733758] Btrfs loaded, zoned=no, fsverity=no [ 2.737226] BTRFS: device fsid 346f6336-0225-492c-ac3e-02c988e1edaa devid 1 transid 38 /dev/mapper/usr (254:0) scanned by mount (158) [ 2.739899] BTRFS info (device dm-0): first mount of filesystem 346f6336-0225-492c-ac3e-02c988e1edaa [ 2.742693] BTRFS error (device dm-0): error allocating crc32c hash for checksum [ 2.744058] BTRFS error (device dm-0): open_ctree failed: -2 mount: mounting /dev/mapper/usr on /sysusr/usr failed: No such file or directory ERROR: The early initrd has failed. To activate debug shell breakpoints, boot with rd.earlyshell in the kernel cmdline, and to activate tracing, boot with rd.earlytrace Press Enter for emergency shell or wait 60 seconds for reboot. INFO: Rebooting [ 62.825223] ACPI: PM: Preparing to enter system sleep state S5 [ 62.827119] reboot: Restarting system [ 62.828038] reboot: machine restart error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/fs/fshelp.c:find_file:257:file `/flatcar/grub/x86_64-efi/all_video.mod' not found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. GRUB version 2.12-flatcar4 ┌────────────────────────────────────────────────────────────────────────────┐││││││││││││││││││││││││││└────────────────────────────────────────────────────────────────────────────┘ Use the ▲ and ▼ keys to select which entry is highlighted. Press enter to boot the selected OS, `e' to edit the commands before booting or `c' for a command-line.  *Flatcar default  Flatcar USR-A  Flatcar USR-B             The highlighted entry will be executed automatically in 1s.  The highlighted entry will be executed automatically in 0s.  Booting `Flatcar default' [ 0.000000] Linux version 6.18.45-flatcar (build@pony-truck.infra.kinvolk.io) (x86_64-cros-linux-gnu-gcc (Gentoo Hardened 15.3.0 p8) 15.3.0, GNU ld (Gentoo 2.46.0 p1) 2.46.0) #1 SMP PREEMPT_DYNAMIC Thu Sep 3 12:05:44 -00 2026 [ 0.000000] Command line: BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000000c0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000044fdfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000044fe000-0x00000000048fdfff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000048fe000-0x000000003ff1efff] usable [ 0.000000] BIOS-e820: [mem 0x000000003ff1f000-0x000000003ffc8fff] reserved [ 0.000000] BIOS-e820: [mem 0x000000003ffc9000-0x000000003fffafff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000003fffb000-0x000000003fffefff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x000000003ffff000-0x000000003fffffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x00000002bfffffff] usable [ 0.000000] printk: legacy bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] APIC: Static calls initialized [ 0.000000] efi: EFI v2.7 by Microsoft [ 0.000000] efi: ACPI=0x3fffa000 ACPI 2.0=0x3fffa014 SMBIOS=0x3ff88000 SMBIOS 3.0=0x3ff86000 MEMATTR=0x3ea5f018 RNG=0x3ffd2018 [ 0.000000] random: crng init done [ 0.000000] secureboot: Secure boot disabled [ 0.000000] SMBIOS 3.1.0 present. [ 0.000000] DMI: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 04/22/2026 [ 0.000000] DMI: Memory slots populated: 2/2 [ 0.000000] Hypervisor detected: Microsoft Hyper-V [ 0.000000] Hyper-V: privilege flags low 0xae7f, high 0x3b8030, ext 0x62, hints 0x9e4e24, misc 0xe0bed7b2 [ 0.000000] Hyper-V: Nested features: 0x3e0101 [ 0.000000] Hyper-V: LAPIC Timer Frequency: 0x30d40 [ 0.000000] Hyper-V: Using hypercall for remote TLB flush [ 0.000000] clocksource: hyperv_clocksource_tsc_page: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] clocksource: hyperv_clocksource_msr: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] tsc: Detected 2300.000 MHz processor [ 0.000060] last_pfn = 0x2c0000 max_arch_pfn = 0x10000000000 [ 0.004180] MTRR map: 4 entries (2 fixed + 2 variable; max 18), built from 8 variable MTRRs [ 0.010704] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT Memory KASLR using RDRAND RDTSC... [ 0.018330] last_pfn = 0x40000 max_arch_pfn = 0x10000000000 [ 0.022687] Using GB pages for direct mapping [ 0.026476] ACPI: Early table checksum verification disabled [ 0.031112] ACPI: RSDP 0x000000003FFFA014 000024 (v02 VRTUAL) [ 0.035718] ACPI: XSDT 0x000000003FFF90E8 00005C (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.042204] ACPI: FACP 0x000000003FFF8000 000114 (v06 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.049514] ACPI: DSDT 0x000000003FFD6000 01E22B (v02 MSFTVM DSDT01 00000001 INTL 20230628) [ 0.056599] ACPI: FACS 0x000000003FFFE000 000040 [ 0.060572] ACPI: OEM0 0x000000003FFF7000 000064 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.067362] ACPI: SPCR 0x000000003FFF6000 000050 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.073823] ACPI: WAET 0x000000003FFF5000 000028 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.080603] ACPI: APIC 0x000000003FFD5000 000058 (v05 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.087098] ACPI: SRAT 0x000000003FFD4000 0000A0 (v03 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.094159] ACPI: BGRT 0x000000003FFD3000 000038 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.101382] ACPI: Reserving FACP table memory at [mem 0x3fff8000-0x3fff8113] [ 0.107221] ACPI: Reserving DSDT table memory at [mem 0x3ffd6000-0x3fff422a] [ 0.112792] ACPI: Reserving FACS table memory at [mem 0x3fffe000-0x3fffe03f] [ 0.118185] ACPI: Reserving OEM0 table memory at [mem 0x3fff7000-0x3fff7063] [ 0.123658] ACPI: Reserving SPCR table memory at [mem 0x3fff6000-0x3fff604f] [ 0.129415] ACPI: Reserving WAET table memory at [mem 0x3fff5000-0x3fff5027] [ 0.134775] ACPI: Reserving APIC table memory at [mem 0x3ffd5000-0x3ffd5057] [ 0.140408] ACPI: Reserving SRAT table memory at [mem 0x3ffd4000-0x3ffd409f] [ 0.145795] ACPI: Reserving BGRT table memory at [mem 0x3ffd3000-0x3ffd3037] [ 0.151334] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x3fffffff] [ 0.155864] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x2bfffffff] [ 0.160470] NUMA: Node 0 [mem 0x00001000-0x3fffffff] + [mem 0x100000000-0x2bfffffff] -> [mem 0x00001000-0x2bfffffff] [ 0.168227] NODE_DATA(0) allocated [mem 0x2bfff8d80-0x2bfffffff] [ 0.172798] Zone ranges: [ 0.174380] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.178519] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.183116] Normal [mem 0x0000000100000000-0x00000002bfffffff] [ 0.194099] Device empty [ 0.196375] Movable zone start for each node [ 0.199552] Early memory node ranges [ 0.202347] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.207343] node 0: [mem 0x0000000000100000-0x00000000044fdfff] [ 0.212368] node 0: [mem 0x00000000048fe000-0x000000003ff1efff] [ 0.217396] node 0: [mem 0x000000003ffff000-0x000000003fffffff] [ 0.222425] node 0: [mem 0x0000000100000000-0x00000002bfffffff] [ 0.227597] Initmem setup node 0 [mem 0x0000000000001000-0x00000002bfffffff] [ 0.233020] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.237451] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.243701] On node 0, zone DMA32: 1024 pages in unavailable ranges [ 0.248181] On node 0, zone DMA32: 224 pages in unavailable ranges [ 0.266035] ACPI: PM-Timer IO Port: 0x408 [ 0.268997] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1]) [ 0.273363] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.278395] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.283780] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.288788] ACPI: SPCR: console: uart,io,0x3f8,115200 [ 0.292617] TSC deadline timer available [ 0.295436] CPU topo: Max. logical packages: 1 [ 0.298952] CPU topo: Max. logical dies: 1 [ 0.302305] CPU topo: Max. dies per package: 1 [ 0.305714] CPU topo: Max. threads per core: 2 [ 0.309110] CPU topo: Num. cores per package: 1 [ 0.312877] CPU topo: Num. threads per package: 2 [ 0.316692] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.321269] [mem 0x40000000-0xffffffff] available for PCI devices [ 0.325871] Booting paravirtualized kernel on Hyper-V [ 0.329748] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.342564] setup_percpu: NR_CPUS:512 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.348705] percpu: Embedded 56 pages/cpu s190680 r8192 d30504 u1048576 [ 0.353469] Hyper-V: PV spinlocks enabled [ 0.356362] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.362113] Kernel command line: rootflags=rw mount.usrflags=ro BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.392118] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.398605] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.405032] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.411044] software IO TLB: area num 2. [ 0.428558] Fallback order for Node 0: 0 [ 0.428561] Built 1 zonelists, mobility grouping on. Total pages: 2095807 [ 0.436641] Policy zone: Normal [ 0.439144] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.457294] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 Poking KASLR using RDRAND RDTSC... [ 0.473211] ftrace: allocating 41455 entries in 164 pages [ 0.477073] ftrace: allocated 164 pages with 3 groups [ 0.481566] Dynamic Preempt: voluntary [ 0.484120] rcu: Preemptible hierarchical RCU implementation. [ 0.488623] rcu: RCU event tracing is enabled. [ 0.492132] rcu: RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=2. [ 0.497062] Trampoline variant of Tasks RCU enabled. [ 0.501255] Rude variant of Tasks RCU enabled. [ 0.504903] Tracing variant of Tasks RCU enabled. [ 0.508467] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.514106] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.519426] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.526348] RCU Tasks Rude: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.533582] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.544597] Using NULL legacy PIC [ 0.546775] NR_IRQS: 33024, nr_irqs: 440, preallocated irqs: 0 [ 0.551269] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.556576] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.564033] Console: colour dummy device 80x25 [ 0.567413] printk: legacy console [tty1] enabled [ 0.571533] printk: legacy console [ttyS0] enabled [ 0.571533] printk: legacy console [ttyS0] enabled [ 0.585272] printk: legacy bootconsole [earlyser0] disabled [ 0.585272] printk: legacy bootconsole [earlyser0] disabled [ 0.593977] ACPI: Core revision 20250807 [ 0.597234] Failed to register legacy timer interrupt [ 0.601206] APIC: Switch to symmetric I/O mode setup [ 0.605921] x2apic enabled [ 0.608328] APIC: Switched APIC routing to: physical x2apic [ 0.613238] Hyper-V: Host Build 10.0.26100.1652-1-0 [ 0.616858] Hyper-V: enabling crash_kexec_post_notifiers [ 0.620686] Hyper-V: Using IPI hypercalls [ 0.623369] APIC: send_IPI() replaced with hv_send_ipi() [ 0.627294] APIC: send_IPI_mask() replaced with hv_send_ipi_mask() [ 0.631579] APIC: send_IPI_mask_allbutself() replaced with hv_send_ipi_mask_allbutself() [ 0.637612] APIC: send_IPI_allbutself() replaced with hv_send_ipi_allbutself() [ 0.643066] APIC: send_IPI_all() replaced with hv_send_ipi_all() [ 0.647871] APIC: send_IPI_self() replaced with hv_send_ipi_self() [ 0.652344] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.659831] Calibrating delay loop (skipped), value calculated using timer frequency.. 4600.00 BogoMIPS (lpj=2300000) [ 0.660827] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 0.660827] CET detected: Indirect Branch Tracking enabled [ 0.660827] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.660827] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.660827] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 0.660827] Speculative Store Bypass: Vulnerable [ 0.660827] Spectre V2 : Mitigation: Retpolines [ 0.660827] RETBleed: Vulnerable [ 0.660827] ITS: Mitigation: Aligned branch/return thunks [ 0.660827] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.660827] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 0.660827] active return thunk: its_return_thunk [ 0.660827] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.660827] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.660827] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.660827] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 0.660827] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 0.660827] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 0.660827] x86/fpu: Supporting XSAVE feature 0x800: 'Control-flow User registers' [ 0.660827] x86/fpu: Supporting XSAVE feature 0x1000: 'Control-flow Kernel registers (KVM only)' [ 0.660827] x86/fpu: Supporting XSAVE feature 0x20000: 'AMX Tile config' [ 0.660827] x86/fpu: Supporting XSAVE feature 0x40000: 'AMX Tile data' [ 0.660827] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.660827] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 0.660827] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 0.660827] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 0.660827] x86/fpu: xstate_offset[11]: 2432, xstate_sizes[11]: 16 [ 0.660827] x86/fpu: xstate_offset[12]: 2448, xstate_sizes[12]: 24 [ 0.660827] x86/fpu: xstate_offset[17]: 2496, xstate_sizes[17]: 64 [ 0.660827] x86/fpu: xstate_offset[18]: 2560, xstate_sizes[18]: 8192 [ 0.660827] x86/fpu: Enabled xstate features 0x618e7, context size is 10752 bytes, using 'compacted' format. [ 0.660827] Freeing SMP alternatives memory: 40K [ 0.660827] pid_max: default: 32768 minimum: 301 [ 0.660827] LSM: initializing lsm=lockdown,capability,landlock,selinux,ima [ 0.660827] landlock: Up and running. [ 0.660827] SELinux: Initializing. [ 0.660827] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.660827] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.660827] smpboot: CPU0: Intel INTEL(R) XEON(R) PLATINUM 8573C (family: 0x6, model: 0xcf, stepping: 0x2) [ 0.661012] Performance Events: unsupported CPU family 6 model 207 no PMU driver, software events only. [ 0.661884] signal: max sigframe size: 11952 [ 0.662898] rcu: Hierarchical SRCU implementation. [ 0.663830] rcu: Max phase no-delay instances is 400. [ 0.664905] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level [ 0.668840] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.669900] smp: Bringing up secondary CPUs ... [ 0.670915] smpboot: x86: Booting SMP configuration: [ 0.671833] .... node #0, CPUs: #1 [ 0.674315] smp: Brought up 1 node, 2 CPUs [ 0.675834] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.726901] Memory: 8059316K/8383228K available (14045K kernel code, 2495K rwdata, 32732K rodata, 17040K init, 952K bss, 318636K reserved, 0K cma-reserved) [ 0.728090] devtmpfs: initialized [ 0.728827] x86/mm: Memory block size: 128MB [ 0.734870] ACPI: PM: Registering ACPI NVS region [mem 0x3fffb000-0x3fffefff] (16384 bytes) [ 0.735917] posixtimers hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 0.742843] futex hash table entries: 512 (32768 bytes on 1 NUMA nodes, total 32 KiB, linear). [ 0.749918] pinctrl core: initialized pinctrl subsystem [ 0.755260] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 0.759957] audit: initializing netlink subsys (disabled) [ 0.765891] audit: type=2000 audit(1788459762.106:1): state=initialized audit_enabled=0 res=1 [ 0.766027] thermal_sys: Registered thermal governor 'step_wise' [ 0.766841] cpuidle: using governor menu [ 0.769827] efi: Freeing EFI boot services memory: 35064K [ 0.773835] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.786901] dca service started, version 1.12.1 [ 0.790960] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 0.817903] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 0.823835] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 0.828834] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 0.838833] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 0.844412] ACPI: Added _OSI(Module Device) [ 0.847832] ACPI: Added _OSI(Processor Device) [ 0.851832] ACPI: Added _OSI(Processor Aggregator Device) [ 0.862393] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 0.868952] ACPI: Interpreter enabled [ 0.869872] ACPI: PM: (supports S0 S5) [ 0.872832] ACPI: Using IOAPIC for interrupt routing [ 0.876850] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.885832] PCI: Ignoring E820 reservations for host bridge windows [ 0.891897] ACPI: Enabled 1 GPEs in block 00 to 0F [ 0.897852] iommu: Default domain type: Translated [ 0.898832] iommu: DMA domain TLB invalidation policy: lazy mode [ 0.899923] efivars: Registered efivars operations [ 0.903894] hv_vmbus: hv_mmio=[mem 0x40000000-0xfed3ffff],[mem 0xfc0000000-0xfffffffff] fb=[mem 0x40000000-0x47ffffff] [ 0.915830] hv_vmbus: Vmbus version:5.3 [ 0.921189] PCI: Using ACPI for IRQ routing [ 0.924834] PCI: System does not support PCI [ 0.927858] vgaarb: loaded [ 0.929916] clocksource: Switched to clocksource tsc-early [ 0.934527] VFS: Disk quotas dquot_6.6.0 [ 0.938605] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.946892] pnp: PnP ACPI init [ 0.949597] pnp: PnP ACPI: found 3 devices [ 0.959018] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.966000] NET: Registered PF_INET protocol family [ 0.970769] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.988437] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) [ 0.995576] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 1.005089] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 1.012316] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, linear) [ 1.019316] TCP: Hash tables configured (established 65536 bind 65536) [ 1.025801] UDP hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 1.033694] UDP-Lite hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 1.040051] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 1.044546] NET: Registered PF_XDP protocol family [ 1.048390] PCI: CLS 0 bytes, default 64 [ 1.051372] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.058868] software IO TLB: mapped [mem 0x000000003a95f000-0x000000003e95f000] (64MB) [ 1.066147] RAPL PMU: API unit is 2^-32 Joules, 1 fixed counters, 10737418240 ms ovfl timer [ 1.073892] RAPL PMU: hw unit of domain psys 2^-0 Joules [ 1.078990] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.090602] clocksource: Switched to clocksource tsc [ 1.113507] Initialise system trusted keyrings [ 1.117543] workingset: timestamp_bits=39 max_order=21 bucket_order=0 [ 1.123513] Key type asymmetric registered [ 1.127294] Asymmetric key parser 'x509' registered [ 1.131919] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 1.138279] io scheduler mq-deadline registered [ 1.142463] io scheduler kyber registered [ 1.146058] io scheduler bfq registered [ 1.151304] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 1.156390] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.161667] 00:00: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 1.167903] 00:01: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 1.174503] serial8250: ttyS2 at I/O 0x3e8 (irq = 4, base_baud = 115200) is a 16550A [ 1.181531] i8042: PNP: No PS/2 controller found. [ 1.185753] hv_vmbus: registering driver hyperv_keyboard [ 1.193882] rtc_cmos 00:02: registered as rtc0 [ 1.193941] input: AT Translated Set 2 keyboard as /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0004:00/MSFT1000:00/d34b2567-b9b6-42b9-8778-0a4ec0b955bf/serio0/input/input0 [ 1.197695] rtc_cmos 00:02: setting system clock to 2026-09-03T18:22:42 UTC (1788459762) [ 1.216979] rtc_cmos 00:02: alarms up to one month, 114 bytes nvram [ 1.222581] intel_pstate: Intel P-state driver initializing [ 1.228281] efifb: probing for efifb [ 1.231948] efifb: framebuffer at 0x40000000, using 3072k, total 3072k [ 1.237678] efifb: mode is 1024x768x32, linelength=4096, pages=1 [ 1.242928] efifb: scrolling: redraw [ 1.245843] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 1.253280] Console: switching to colour frame buffer device 128x48 [ 1.259207] fb0: EFI VGA frame buffer device [ 1.262835] pstore: Using crash dump compression: deflate [ 1.267460] pstore: Registered efi_pstore as persistent store backend [ 1.273062] NET: Registered PF_INET6 protocol family [ 1.277465] Segment Routing with IPv6 [ 1.280821] In-situ OAM (IOAM) with IPv6 [ 1.284283] NET: Registered PF_PACKET protocol family [ 1.288743] Key type dns_resolver registered [ 1.292482] IPI shorthand broadcast: enabled [ 1.297423] sched_clock: Marking stable (1194005455, 103252316)->(1599992377, -302734606) [ 1.304717] registered taskstats version 1 [ 1.308668] Loading compiled-in X.509 certificates [ 2.185762] Loaded X.509 cert 'Kinvolk GmbH: Module signing key for 6.18.45-flatcar: bd04c69e854c547b63b31570ffb9dfb0b56e0a3e' [ 2.197950] Demotion targets for Node 0: null [ 2.201734] Key type .fscrypt registered [ 2.207338] Key type fscrypt-provisioning registered [ 2.212268] ima: No TPM chip found, activating TPM-bypass! [ 2.216648] ima: Allocated hash algorithm: sha1 [ 2.220566] ima: No architecture policies found [ 2.228603] clk: Disabling unused clocks [ 2.247123] Freeing unused kernel image (initmem) memory: 17040K [ 2.248550] Write protecting the kernel read-only data: 47104k [ 2.251356] Freeing unused kernel image (text/rodata gap) memory: 288K [ 2.253185] Freeing unused kernel image (rodata/data gap) memory: 36K [ 2.255223] Run /init as init process [ 2.321787] hv_vmbus: registering driver hv_pci [ 2.325573] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI VMBus probing: Using version 0x10004 [ 2.328957] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI host bridge to bus c05b:00 [ 2.330156] pci_bus c05b:00: root bus resource [mem 0xfc0000000-0xfc007ffff window] [ 2.331211] pci_bus c05b:00: No busn resource found for root bus, will use [bus 00-ff] [ 2.335148] pci c05b:00:00.0: [1414:00a9] type 00 class 0x010802 PCIe Endpoint [ 2.343110] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit] [ 2.358360] pci_bus c05b:00: busn_res: [bus 00-ff] end is updated to 00 [ 2.359394] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit]: assigned [ 2.368420] pps_core: LinuxPPS API ver. 1 registered [ 2.369359] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.371711] nvme nvme0: pci function c05b:00:00.0 [ 2.374426] nvme c05b:00:00.0: enabling device (0000 -> 0002) [ 2.375765] PTP clock support registered [ 2.528401] nvme nvme0: 2/0/0 default/read/poll queues [ 2.534201] nvme0n1: p1 p2 p3 p4 p6 p7 p9 [ 2.537185] hv_utils: Registering HyperV Utility Driver [ 2.538079] hv_vmbus: registering driver hv_utils [ 2.539456] hv_utils: Shutdown IC version 3.2 [ 2.540679] hv_utils: Heartbeat IC version 3.0 [ 2.542144] hv_utils: TimeSync IC version 4.0 [ 2.545729] hid: raw HID events driver (C) Jiri Kosina [ 2.549090] hv_vmbus: registering driver hid_hyperv [ 2.550653] input: Microsoft Vmbus HID-compliant Mouse as /devices/0006:045E:0621.0001/input/input1 [ 2.553102] hid-hyperv 0006:045E:0621.0001: input: VIRTUAL HID v0.01 Mouse [Microsoft Vmbus HID-compliant Mouse] on [ 2.562349] SCSI subsystem initialized [ 2.566509] hv_vmbus: registering driver hv_storvsc [ 2.568598] scsi host0: storvsc_host_t [ 2.570013] scsi 0:0:0:2: CD-ROM Msft Virtual DVD-ROM 1.0 PQ: 0 ANSI: 5 [ 2.580031] sr 0:0:0:2: [sr0] scsi-1 drive [ 2.581348] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 2.597684] device-mapper: core: CONFIG_IMA_DISABLE_HTABLE is disabled. Duplicate IMA measurements will not be recorded in the IMA log. [ 2.603312] device-mapper: uevent: version 1.0.3 [ 2.604822] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 2.610285] device-mapper: verity: sha256 using "sha256-lib" Mounting /usr from /dev/mapper/usr [ 2.640262] raid6: avx512x4 gen() 44789 MB/s [ 2.657262] raid6: avx512x2 gen() 43590 MB/s [ 2.675260] raid6: avx512x1 gen() 25316 MB/s [ 2.693260] raid6: avx2x4 gen() 36706 MB/s [ 2.711259] raid6: avx2x2 gen() 38469 MB/s [ 2.729261] raid6: avx2x1 gen() 30530 MB/s [ 2.730522] raid6: using algorithm avx512x4 gen() 44789 MB/s [ 2.748260] raid6: .... xor() 7184 MB/s, rmw enabled [ 2.749406] raid6: using avx512x2 recovery algorithm [ 2.756447] xor: automatically using best checksumming function avx [ 2.828844] Btrfs loaded, zoned=no, fsverity=no [ 2.832157] BTRFS: device fsid 346f6336-0225-492c-ac3e-02c988e1edaa devid 1 transid 38 /dev/mapper/usr (254:0) scanned by mount (158) [ 2.834381] BTRFS info (device dm-0): first mount of filesystem 346f6336-0225-492c-ac3e-02c988e1edaa [ 2.837353] BTRFS error (device dm-0): error allocating crc32c hash for checksum [ 2.838873] BTRFS error (device dm-0): open_ctree failed: -2 mount: mounting /dev/mapper/usr on /sysusr/usr failed: No such file or directory ERROR: The early initrd has failed. To activate debug shell breakpoints, boot with rd.earlyshell in the kernel cmdline, and to activate tracing, boot with rd.earlytrace Press Enter for emergency shell or wait 60 seconds for reboot. INFO: Rebooting [ 62.934704] ACPI: PM: Preparing to enter system sleep state S5 [ 62.936680] reboot: Restarting system [ 62.937631] reboot: machine restart found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. GRUB version 2.12-flatcar4 ┌────────────────────────────────────────────────────────────────────────────┐││││││││││││││││││││││││││└────────────────────────────────────────────────────────────────────────────┘ Use the ▲ and ▼ keys to select which entry is highlighted. Press enter to boot the selected OS, `e' to edit the commands before booting or `c' for a command-line.  *Flatcar default  Flatcar USR-A  Flatcar USR-B             The highlighted entry will be executed automatically in 1s.  The highlighted entry will be executed automatically in 0s.  Booting `Flatcar default' [ 0.000000] Linux version 6.18.45-flatcar (build@pony-truck.infra.kinvolk.io) (x86_64-cros-linux-gnu-gcc (Gentoo Hardened 15.3.0 p8) 15.3.0, GNU ld (Gentoo 2.46.0 p1) 2.46.0) #1 SMP PREEMPT_DYNAMIC Thu Sep 3 12:05:44 -00 2026 [ 0.000000] Command line: BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000000c0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000044fdfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000044fe000-0x00000000048fdfff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000048fe000-0x000000003ff1efff] usable [ 0.000000] BIOS-e820: [mem 0x000000003ff1f000-0x000000003ffc8fff] reserved [ 0.000000] BIOS-e820: [mem 0x000000003ffc9000-0x000000003fffafff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000003fffb000-0x000000003fffefff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x000000003ffff000-0x000000003fffffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x00000002bfffffff] usable [ 0.000000] printk: legacy bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] APIC: Static calls initialized [ 0.000000] efi: EFI v2.7 by Microsoft [ 0.000000] efi: ACPI=0x3fffa000 ACPI 2.0=0x3fffa014 SMBIOS=0x3ff88000 SMBIOS 3.0=0x3ff86000 MEMATTR=0x3ea6c018 RNG=0x3ffd2018 [ 0.000000] random: crng init done [ 0.000000] secureboot: Secure boot disabled [ 0.000000] SMBIOS 3.1.0 present. [ 0.000000] DMI: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 04/22/2026 [ 0.000000] DMI: Memory slots populated: 2/2 [ 0.000000] Hypervisor detected: Microsoft Hyper-V [ 0.000000] Hyper-V: privilege flags low 0xae7f, high 0x3b8030, ext 0x62, hints 0x9e4e24, misc 0xe0bed7b2 [ 0.000000] Hyper-V: Nested features: 0x3e0101 [ 0.000000] Hyper-V: LAPIC Timer Frequency: 0x30d40 [ 0.000000] Hyper-V: Using hypercall for remote TLB flush [ 0.000000] clocksource: hyperv_clocksource_tsc_page: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] clocksource: hyperv_clocksource_msr: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] tsc: Detected 2300.000 MHz processor [ 0.000021] last_pfn = 0x2c0000 max_arch_pfn = 0x10000000000 [ 0.004302] MTRR map: 4 entries (2 fixed + 2 variable; max 18), built from 8 variable MTRRs [ 0.010304] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT Memory KASLR using RDRAND RDTSC... [ 0.017761] last_pfn = 0x40000 max_arch_pfn = 0x10000000000 [ 0.021764] Using GB pages for direct mapping [ 0.025081] ACPI: Early table checksum verification disabled [ 0.028992] ACPI: RSDP 0x000000003FFFA014 000024 (v02 VRTUAL) [ 0.033153] ACPI: XSDT 0x000000003FFF90E8 00005C (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.039507] ACPI: FACP 0x000000003FFF8000 000114 (v06 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.046590] ACPI: DSDT 0x000000003FFD6000 01E22B (v02 MSFTVM DSDT01 00000001 INTL 20230628) [ 0.053149] ACPI: FACS 0x000000003FFFE000 000040 [ 0.063319] ACPI: OEM0 0x000000003FFF7000 000064 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.070100] ACPI: SPCR 0x000000003FFF6000 000050 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.076970] ACPI: WAET 0x000000003FFF5000 000028 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.083131] ACPI: APIC 0x000000003FFD5000 000058 (v05 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.089273] ACPI: SRAT 0x000000003FFD4000 0000A0 (v03 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.095624] ACPI: BGRT 0x000000003FFD3000 000038 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.101555] ACPI: Reserving FACP table memory at [mem 0x3fff8000-0x3fff8113] [ 0.106664] ACPI: Reserving DSDT table memory at [mem 0x3ffd6000-0x3fff422a] [ 0.112214] ACPI: Reserving FACS table memory at [mem 0x3fffe000-0x3fffe03f] [ 0.117287] ACPI: Reserving OEM0 table memory at [mem 0x3fff7000-0x3fff7063] [ 0.122322] ACPI: Reserving SPCR table memory at [mem 0x3fff6000-0x3fff604f] [ 0.127501] ACPI: Reserving WAET table memory at [mem 0x3fff5000-0x3fff5027] [ 0.132433] ACPI: Reserving APIC table memory at [mem 0x3ffd5000-0x3ffd5057] [ 0.137441] ACPI: Reserving SRAT table memory at [mem 0x3ffd4000-0x3ffd409f] [ 0.142614] ACPI: Reserving BGRT table memory at [mem 0x3ffd3000-0x3ffd3037] [ 0.147248] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x3fffffff] [ 0.151134] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x2bfffffff] [ 0.155343] NUMA: Node 0 [mem 0x00001000-0x3fffffff] + [mem 0x100000000-0x2bfffffff] -> [mem 0x00001000-0x2bfffffff] [ 0.162685] NODE_DATA(0) allocated [mem 0x2bfff8d80-0x2bfffffff] [ 0.167116] Zone ranges: [ 0.168874] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.173228] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.177405] Normal [mem 0x0000000100000000-0x00000002bfffffff] [ 0.181563] Device empty [ 0.183558] Movable zone start for each node [ 0.186670] Early memory node ranges [ 0.189195] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.193551] node 0: [mem 0x0000000000100000-0x00000000044fdfff] [ 0.197823] node 0: [mem 0x00000000048fe000-0x000000003ff1efff] [ 0.202256] node 0: [mem 0x000000003ffff000-0x000000003fffffff] [ 0.206847] node 0: [mem 0x0000000100000000-0x00000002bfffffff] [ 0.211470] Initmem setup node 0 [mem 0x0000000000001000-0x00000002bfffffff] [ 0.216616] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.221019] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.227003] On node 0, zone DMA32: 1024 pages in unavailable ranges [ 0.231680] On node 0, zone DMA32: 224 pages in unavailable ranges [ 0.249074] ACPI: PM-Timer IO Port: 0x408 [ 0.251932] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1]) [ 0.256040] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.260858] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.266814] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.272696] ACPI: SPCR: console: uart,io,0x3f8,115200 [ 0.276321] TSC deadline timer available [ 0.279464] CPU topo: Max. logical packages: 1 [ 0.283263] CPU topo: Max. logical dies: 1 [ 0.287064] CPU topo: Max. dies per package: 1 [ 0.290655] CPU topo: Max. threads per core: 2 [ 0.294088] CPU topo: Num. cores per package: 1 [ 0.298115] CPU topo: Num. threads per package: 2 [ 0.301597] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.305790] [mem 0x40000000-0xffffffff] available for PCI devices [ 0.310209] Booting paravirtualized kernel on Hyper-V [ 0.314134] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.326083] setup_percpu: NR_CPUS:512 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.331952] percpu: Embedded 56 pages/cpu s190680 r8192 d30504 u1048576 [ 0.336389] Hyper-V: PV spinlocks enabled [ 0.339028] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.344385] Kernel command line: rootflags=rw mount.usrflags=ro BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.373417] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.379968] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.386515] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.393827] software IO TLB: area num 2. [ 0.411090] Fallback order for Node 0: 0 [ 0.411094] Built 1 zonelists, mobility grouping on. Total pages: 2095807 [ 0.419198] Policy zone: Normal [ 0.421574] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.439693] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 Poking KASLR using RDRAND RDTSC... [ 0.456052] ftrace: allocating 41455 entries in 164 pages [ 0.460091] ftrace: allocated 164 pages with 3 groups [ 0.464516] Dynamic Preempt: voluntary [ 0.467380] rcu: Preemptible hierarchical RCU implementation. [ 0.471701] rcu: RCU event tracing is enabled. [ 0.474742] rcu: RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=2. [ 0.479445] Trampoline variant of Tasks RCU enabled. [ 0.483012] Rude variant of Tasks RCU enabled. [ 0.486131] Tracing variant of Tasks RCU enabled. [ 0.493116] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.498680] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.503560] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.509459] RCU Tasks Rude: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.516038] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.526840] Using NULL legacy PIC [ 0.528989] NR_IRQS: 33024, nr_irqs: 440, preallocated irqs: 0 [ 0.533515] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.538735] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.546003] Console: colour dummy device 80x25 [ 0.549247] printk: legacy console [tty1] enabled [ 0.552952] printk: legacy console [ttyS0] enabled [ 0.552952] printk: legacy console [ttyS0] enabled [ 0.559847] printk: legacy bootconsole [earlyser0] disabled [ 0.559847] printk: legacy bootconsole [earlyser0] disabled [ 0.568436] ACPI: Core revision 20250807 [ 0.571287] Failed to register legacy timer interrupt [ 0.575021] APIC: Switch to symmetric I/O mode setup [ 0.579260] x2apic enabled [ 0.581721] APIC: Switched APIC routing to: physical x2apic [ 0.585896] Hyper-V: Host Build 10.0.26100.1652-1-0 [ 0.589540] Hyper-V: enabling crash_kexec_post_notifiers [ 0.594698] Hyper-V: Using IPI hypercalls [ 0.597490] APIC: send_IPI() replaced with hv_send_ipi() [ 0.601223] APIC: send_IPI_mask() replaced with hv_send_ipi_mask() [ 0.605663] APIC: send_IPI_mask_allbutself() replaced with hv_send_ipi_mask_allbutself() [ 0.611714] APIC: send_IPI_allbutself() replaced with hv_send_ipi_allbutself() [ 0.617128] APIC: send_IPI_all() replaced with hv_send_ipi_all() [ 0.621343] APIC: send_IPI_self() replaced with hv_send_ipi_self() [ 0.626212] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.633932] Calibrating delay loop (skipped), value calculated using timer frequency.. 4600.00 BogoMIPS (lpj=2300000) [ 0.634929] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 0.634929] CET detected: Indirect Branch Tracking enabled [ 0.634929] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.634929] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.634929] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 0.634929] Speculative Store Bypass: Vulnerable [ 0.634929] Spectre V2 : Mitigation: Retpolines [ 0.634929] RETBleed: Vulnerable [ 0.634929] ITS: Mitigation: Aligned branch/return thunks [ 0.634929] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.634929] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 0.634929] active return thunk: its_return_thunk [ 0.634929] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.634929] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.634929] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.634929] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 0.634929] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 0.634929] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 0.634929] x86/fpu: Supporting XSAVE feature 0x800: 'Control-flow User registers' [ 0.634929] x86/fpu: Supporting XSAVE feature 0x1000: 'Control-flow Kernel registers (KVM only)' [ 0.634929] x86/fpu: Supporting XSAVE feature 0x20000: 'AMX Tile config' [ 0.634929] x86/fpu: Supporting XSAVE feature 0x40000: 'AMX Tile data' [ 0.634929] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.634929] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 0.634929] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 0.634929] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 0.634929] x86/fpu: xstate_offset[11]: 2432, xstate_sizes[11]: 16 [ 0.634929] x86/fpu: xstate_offset[12]: 2448, xstate_sizes[12]: 24 [ 0.634929] x86/fpu: xstate_offset[17]: 2496, xstate_sizes[17]: 64 [ 0.634929] x86/fpu: xstate_offset[18]: 2560, xstate_sizes[18]: 8192 [ 0.634929] x86/fpu: Enabled xstate features 0x618e7, context size is 10752 bytes, using 'compacted' format. [ 0.634929] Freeing SMP alternatives memory: 40K [ 0.634929] pid_max: default: 32768 minimum: 301 [ 0.634929] LSM: initializing lsm=lockdown,capability,landlock,selinux,ima [ 0.634929] landlock: Up and running. [ 0.634929] SELinux: Initializing. [ 0.634929] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.634929] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.634929] smpboot: CPU0: Intel INTEL(R) XEON(R) PLATINUM 8573C (family: 0x6, model: 0xcf, stepping: 0x2) [ 0.635126] Performance Events: unsupported CPU family 6 model 207 no PMU driver, software events only. [ 0.635985] signal: max sigframe size: 11952 [ 0.637003] rcu: Hierarchical SRCU implementation. [ 0.637932] rcu: Max phase no-delay instances is 400. [ 0.639002] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level [ 0.642873] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.643002] smp: Bringing up secondary CPUs ... [ 0.644057] smpboot: x86: Booting SMP configuration: [ 0.644933] .... node #0, CPUs: #1 [ 0.647391] smp: Brought up 1 node, 2 CPUs [ 0.648936] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.693123] Memory: 8059308K/8383228K available (14045K kernel code, 2495K rwdata, 32732K rodata, 17040K init, 952K bss, 318644K reserved, 0K cma-reserved) [ 0.694209] devtmpfs: initialized [ 0.694929] x86/mm: Memory block size: 128MB [ 0.700975] ACPI: PM: Registering ACPI NVS region [mem 0x3fffb000-0x3fffefff] (16384 bytes) [ 0.702010] posixtimers hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 0.706943] futex hash table entries: 512 (32768 bytes on 1 NUMA nodes, total 32 KiB, linear). [ 0.713021] pinctrl core: initialized pinctrl subsystem [ 0.717390] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 0.722056] audit: initializing netlink subsys (disabled) [ 0.726953] audit: type=2000 audit(1788459829.093:1): state=initialized audit_enabled=0 res=1 [ 0.727196] thermal_sys: Registered thermal governor 'step_wise' [ 0.727979] cpuidle: using governor menu [ 0.730929] efi: Freeing EFI boot services memory: 35076K [ 0.735936] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.742005] dca service started, version 1.12.1 [ 0.746063] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 0.773957] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 0.774934] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 0.775933] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 0.776932] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 0.778243] ACPI: Added _OSI(Module Device) [ 0.781934] ACPI: Added _OSI(Processor Device) [ 0.785932] ACPI: Added _OSI(Processor Aggregator Device) [ 0.797536] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 0.804051] ACPI: Interpreter enabled [ 0.804977] ACPI: PM: (supports S0 S5) [ 0.807933] ACPI: Using IOAPIC for interrupt routing [ 0.811945] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.819934] PCI: Ignoring E820 reservations for host bridge windows [ 0.825996] ACPI: Enabled 1 GPEs in block 00 to 0F [ 0.830949] iommu: Default domain type: Translated [ 0.831933] iommu: DMA domain TLB invalidation policy: lazy mode [ 0.833019] efivars: Registered efivars operations [ 0.836990] hv_vmbus: hv_mmio=[mem 0x40000000-0xfed3ffff],[mem 0xfc0000000-0xfffffffff] fb=[mem 0x40000000-0x47ffffff] [ 0.846174] hv_vmbus: Vmbus version:5.3 [ 0.850468] PCI: Using ACPI for IRQ routing [ 0.853934] PCI: System does not support PCI [ 0.857958] vgaarb: loaded [ 0.860019] clocksource: Switched to clocksource tsc-early [ 0.864588] VFS: Disk quotas dquot_6.6.0 [ 0.871446] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.880354] pnp: PnP ACPI init [ 0.882874] pnp: PnP ACPI: found 3 devices [ 0.892494] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.900866] NET: Registered PF_INET protocol family [ 0.906074] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.923544] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) [ 0.932393] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.939836] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.946816] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, linear) [ 0.953377] TCP: Hash tables configured (established 65536 bind 65536) [ 0.958483] UDP hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.963315] UDP-Lite hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.968664] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 0.973208] NET: Registered PF_XDP protocol family [ 0.977511] PCI: CLS 0 bytes, default 64 [ 0.981033] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 0.986471] software IO TLB: mapped [mem 0x000000003a96e000-0x000000003e96e000] (64MB) [ 0.992882] RAPL PMU: API unit is 2^-32 Joules, 1 fixed counters, 10737418240 ms ovfl timer [ 0.999986] RAPL PMU: hw unit of domain psys 2^-0 Joules [ 1.004322] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.013039] clocksource: Switched to clocksource tsc [ 1.034411] Initialise system trusted keyrings [ 1.038183] workingset: timestamp_bits=39 max_order=21 bucket_order=0 [ 1.044216] Key type asymmetric registered [ 1.047592] Asymmetric key parser 'x509' registered [ 1.051986] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 1.058099] io scheduler mq-deadline registered [ 1.061844] io scheduler kyber registered [ 1.065094] io scheduler bfq registered [ 1.070567] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 1.075477] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.080905] 00:00: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 1.087355] 00:01: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 1.093792] serial8250: ttyS2 at I/O 0x3e8 (irq = 4, base_baud = 115200) is a 16550A [ 1.100566] i8042: PNP: No PS/2 controller found. [ 1.104159] hv_vmbus: registering driver hyperv_keyboard [ 1.109265] rtc_cmos 00:02: registered as rtc0 [ 1.111404] input: AT Translated Set 2 keyboard as /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0004:00/MSFT1000:00/d34b2567-b9b6-42b9-8778-0a4ec0b955bf/serio0/input/input0 [ 1.113696] rtc_cmos 00:02: setting system clock to 2026-09-03T18:23:49 UTC (1788459829) [ 1.133851] rtc_cmos 00:02: alarms up to one month, 114 bytes nvram [ 1.139655] intel_pstate: Intel P-state driver initializing [ 1.145328] efifb: probing for efifb [ 1.148214] efifb: framebuffer at 0x40000000, using 3072k, total 3072k [ 1.153623] efifb: mode is 1024x768x32, linelength=4096, pages=1 [ 1.158475] efifb: scrolling: redraw [ 1.161379] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 1.167416] Console: switching to colour frame buffer device 128x48 [ 1.173018] fb0: EFI VGA frame buffer device [ 1.176590] pstore: Using crash dump compression: deflate [ 1.180939] pstore: Registered efi_pstore as persistent store backend [ 1.186502] NET: Registered PF_INET6 protocol family [ 1.196427] Segment Routing with IPv6 [ 1.199440] In-situ OAM (IOAM) with IPv6 [ 1.202698] NET: Registered PF_PACKET protocol family [ 1.218248] Key type dns_resolver registered [ 1.221938] IPI shorthand broadcast: enabled [ 1.226978] sched_clock: Marking stable (1131005301, 95194370)->(1554070367, -327870696) [ 1.233740] registered taskstats version 1 [ 1.237152] Loading compiled-in X.509 certificates [ 2.205498] Loaded X.509 cert 'Kinvolk GmbH: Module signing key for 6.18.45-flatcar: bd04c69e854c547b63b31570ffb9dfb0b56e0a3e' [ 2.216125] Demotion targets for Node 0: null [ 2.219475] Key type .fscrypt registered [ 2.222827] Key type fscrypt-provisioning registered [ 2.227054] ima: No TPM chip found, activating TPM-bypass! [ 2.231405] ima: Allocated hash algorithm: sha1 [ 2.234365] ima: No architecture policies found [ 2.241792] clk: Disabling unused clocks [ 2.259652] Freeing unused kernel image (initmem) memory: 17040K [ 2.260493] Write protecting the kernel read-only data: 47104k [ 2.262648] Freeing unused kernel image (text/rodata gap) memory: 288K [ 2.263749] Freeing unused kernel image (rodata/data gap) memory: 36K [ 2.264795] Run /init as init process [ 2.334127] hv_vmbus: registering driver hv_pci [ 2.337838] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI VMBus probing: Using version 0x10004 [ 2.341058] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI host bridge to bus c05b:00 [ 2.342639] pci_bus c05b:00: root bus resource [mem 0xfc0000000-0xfc007ffff window] [ 2.344202] pci_bus c05b:00: No busn resource found for root bus, will use [bus 00-ff] [ 2.348407] pci c05b:00:00.0: [1414:00a9] type 00 class 0x010802 PCIe Endpoint [ 2.356102] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit] [ 2.370111] pci_bus c05b:00: busn_res: [bus 00-ff] end is updated to 00 [ 2.372052] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit]: assigned [ 2.381095] pps_core: LinuxPPS API ver. 1 registered [ 2.383277] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.386305] nvme nvme0: pci function c05b:00:00.0 [ 2.387982] nvme c05b:00:00.0: enabling device (0000 -> 0002) [ 2.391534] PTP clock support registered [ 2.549631] nvme nvme0: 2/0/0 default/read/poll queues [ 2.555272] nvme0n1: p1 p2 p3 p4 p6 p7 p9 [ 2.558213] hv_utils: Registering HyperV Utility Driver [ 2.559184] hv_vmbus: registering driver hv_utils [ 2.560512] hv_utils: Shutdown IC version 3.2 [ 2.561659] hv_utils: Heartbeat IC version 3.0 [ 2.563113] hv_utils: TimeSync IC version 4.0 [ 2.566125] hid: raw HID events driver (C) Jiri Kosina [ 2.567809] hv_vmbus: registering driver hid_hyperv [ 2.569249] input: Microsoft Vmbus HID-compliant Mouse as /devices/0006:045E:0621.0001/input/input1 [ 2.571530] hid-hyperv 0006:045E:0621.0001: input: VIRTUAL HID v0.01 Mouse [Microsoft Vmbus HID-compliant Mouse] on [ 2.580748] SCSI subsystem initialized [ 2.584500] hv_vmbus: registering driver hv_storvsc [ 2.586523] scsi host0: storvsc_host_t [ 2.587914] scsi 0:0:0:2: CD-ROM Msft Virtual DVD-ROM 1.0 PQ: 0 ANSI: 5 [ 2.595507] sr 0:0:0:2: [sr0] scsi-1 drive [ 2.597135] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 2.612411] device-mapper: core: CONFIG_IMA_DISABLE_HTABLE is disabled. Duplicate IMA measurements will not be recorded in the IMA log. [ 2.614921] device-mapper: uevent: version 1.0.3 [ 2.615996] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 2.621478] device-mapper: verity: sha256 using "sha256-lib" Mounting /usr from /dev/mapper/usr [ 2.651203] raid6: avx512x4 gen() 44923 MB/s [ 2.669205] raid6: avx512x2 gen() 44135 MB/s [ 2.686201] raid6: avx512x1 gen() 25812 MB/s [ 2.703202] raid6: avx2x4 gen() 36874 MB/s [ 2.720202] raid6: avx2x2 gen() 38219 MB/s [ 2.738202] raid6: avx2x1 gen() 31280 MB/s [ 2.739311] raid6: using algorithm avx512x4 gen() 44923 MB/s [ 2.757205] raid6: .... xor() 6975 MB/s, rmw enabled [ 2.758058] raid6: using avx512x2 recovery algorithm [ 2.764788] xor: automatically using best checksumming function avx [ 2.836876] Btrfs loaded, zoned=no, fsverity=no [ 2.840652] BTRFS: device fsid 346f6336-0225-492c-ac3e-02c988e1edaa devid 1 transid 38 /dev/mapper/usr (254:0) scanned by mount (158) [ 2.843366] BTRFS info (device dm-0): first mount of filesystem 346f6336-0225-492c-ac3e-02c988e1edaa [ 2.845968] BTRFS error (device dm-0): error allocating crc32c hash for checksum [ 2.847287] BTRFS error (device dm-0): open_ctree failed: -2 mount: mounting /dev/mapper/usr on /sysusr/usr failed: No such file or directory ERROR: The early initrd has failed. To activate debug shell breakpoints, boot with rd.earlyshell in the kernel cmdline, and to activate tracing, boot with rd.earlytrace Press Enter for emergency shell or wait 60 seconds for reboot. INFO: Rebooting [ 62.943857] ACPI: PM: Preparing to enter system sleep state S5 [ 62.945955] reboot: Restarting system [ 62.946784] reboot: machine restart btrfs_relative_path='' btrfs_subvol='' btrfs_subvolid='' check_signatures='no' color_highlight='black/light-gray' color_normal='light-gray/black' feature_200_final='y' feature_all_video_module='y' feature_chainloader_bpb='y' feature_default_font_path='y' feature_menuentry_id='y' feature_menuentry_options='y' feature_nativedisk_cmd='y' feature_ntldr='y' feature_platform_search_hint='y' feature_search_cryptodisk_only='y' feature_timeout_style='y' fw_path='(hd0,gpt1)/EFI/BOOT' grub_cpu='x86_64' grub_netfs_type='grub' grub_platform='efi' lang='' locale_dir='' net_default_ip='' net_default_mac='' net_default_server='' pager='' prefix='(memdisk)' pxe_default_server='' root='hd0,gpt1' secondary_locale_dir='' error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/fs/fshelp.c:find_file:257:file `/flatcar/grub/x86_64-efi/all_video.mod' not found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. GRUB version 2.12-flatcar4 ┌────────────────────────────────────────────────────────────────────────────┐││││││││││││││││││││││││││└────────────────────────────────────────────────────────────────────────────┘ Use the ▲ and ▼ keys to select which entry is highlighted. Press enter to boot the selected OS, `e' to edit the commands before booting or `c' for a command-line.  *Flatcar default  Flatcar USR-A  Flatcar USR-B             The highlighted entry will be executed automatically in 1s.  The highlighted entry will be executed automatically in 0s.  Booting `Flatcar default' [ 0.000000] Linux version 6.18.45-flatcar (build@pony-truck.infra.kinvolk.io) (x86_64-cros-linux-gnu-gcc (Gentoo Hardened 15.3.0 p8) 15.3.0, GNU ld (Gentoo 2.46.0 p1) 2.46.0) #1 SMP PREEMPT_DYNAMIC Thu Sep 3 12:05:44 -00 2026 [ 0.000000] Command line: BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000000c0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000044fdfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000044fe000-0x00000000048fdfff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000048fe000-0x000000003ff1efff] usable [ 0.000000] BIOS-e820: [mem 0x000000003ff1f000-0x000000003ffc8fff] reserved [ 0.000000] BIOS-e820: [mem 0x000000003ffc9000-0x000000003fffafff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000003fffb000-0x000000003fffefff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x000000003ffff000-0x000000003fffffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x00000002bfffffff] usable [ 0.000000] printk: legacy bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] APIC: Static calls initialized [ 0.000000] efi: EFI v2.7 by Microsoft [ 0.000000] efi: ACPI=0x3fffa000 ACPI 2.0=0x3fffa014 SMBIOS=0x3ff88000 SMBIOS 3.0=0x3ff86000 MEMATTR=0x3ea6e018 RNG=0x3ffd2018 [ 0.000000] random: crng init done [ 0.000000] secureboot: Secure boot disabled [ 0.000000] SMBIOS 3.1.0 present. [ 0.000000] DMI: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 04/22/2026 [ 0.000000] DMI: Memory slots populated: 2/2 [ 0.000000] Hypervisor detected: Microsoft Hyper-V [ 0.000000] Hyper-V: privilege flags low 0xae7f, high 0x3b8030, ext 0x62, hints 0x9e4e24, misc 0xe0bed7b2 [ 0.000000] Hyper-V: Nested features: 0x3e0101 [ 0.000000] Hyper-V: LAPIC Timer Frequency: 0x30d40 [ 0.000000] Hyper-V: Using hypercall for remote TLB flush [ 0.000000] clocksource: hyperv_clocksource_tsc_page: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] clocksource: hyperv_clocksource_msr: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] tsc: Detected 2300.000 MHz processor [ 0.000059] last_pfn = 0x2c0000 max_arch_pfn = 0x10000000000 [ 0.004470] MTRR map: 4 entries (2 fixed + 2 variable; max 18), built from 8 variable MTRRs [ 0.011233] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT Memory KASLR using RDRAND RDTSC... [ 0.019120] last_pfn = 0x40000 max_arch_pfn = 0x10000000000 [ 0.023726] Using GB pages for direct mapping [ 0.027470] ACPI: Early table checksum verification disabled [ 0.032012] ACPI: RSDP 0x000000003FFFA014 000024 (v02 VRTUAL) [ 0.036581] ACPI: XSDT 0x000000003FFF90E8 00005C (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.043556] ACPI: FACP 0x000000003FFF8000 000114 (v06 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.050286] ACPI: DSDT 0x000000003FFD6000 01E22B (v02 MSFTVM DSDT01 00000001 INTL 20230628) [ 0.057181] ACPI: FACS 0x000000003FFFE000 000040 [ 0.060925] ACPI: OEM0 0x000000003FFF7000 000064 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.067202] ACPI: SPCR 0x000000003FFF6000 000050 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.073440] ACPI: WAET 0x000000003FFF5000 000028 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.080018] ACPI: APIC 0x000000003FFD5000 000058 (v05 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.086534] ACPI: SRAT 0x000000003FFD4000 0000A0 (v03 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.093054] ACPI: BGRT 0x000000003FFD3000 000038 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.099485] ACPI: Reserving FACP table memory at [mem 0x3fff8000-0x3fff8113] [ 0.104740] ACPI: Reserving DSDT table memory at [mem 0x3ffd6000-0x3fff422a] [ 0.110707] ACPI: Reserving FACS table memory at [mem 0x3fffe000-0x3fffe03f] [ 0.116509] ACPI: Reserving OEM0 table memory at [mem 0x3fff7000-0x3fff7063] [ 0.122333] ACPI: Reserving SPCR table memory at [mem 0x3fff6000-0x3fff604f] [ 0.128203] ACPI: Reserving WAET table memory at [mem 0x3fff5000-0x3fff5027] [ 0.133579] ACPI: Reserving APIC table memory at [mem 0x3ffd5000-0x3ffd5057] [ 0.139555] ACPI: Reserving SRAT table memory at [mem 0x3ffd4000-0x3ffd409f] [ 0.145744] ACPI: Reserving BGRT table memory at [mem 0x3ffd3000-0x3ffd3037] [ 0.151612] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x3fffffff] [ 0.156599] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x2bfffffff] [ 0.161378] NUMA: Node 0 [mem 0x00001000-0x3fffffff] + [mem 0x100000000-0x2bfffffff] -> [mem 0x00001000-0x2bfffffff] [ 0.169321] NODE_DATA(0) allocated [mem 0x2bfff8d80-0x2bfffffff] [ 0.174187] Zone ranges: [ 0.176013] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.180735] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.185094] Normal [mem 0x0000000100000000-0x00000002bfffffff] [ 0.189440] Device empty [ 0.191496] Movable zone start for each node [ 0.194264] Early memory node ranges [ 0.196536] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.201034] node 0: [mem 0x0000000000100000-0x00000000044fdfff] [ 0.205502] node 0: [mem 0x00000000048fe000-0x000000003ff1efff] [ 0.210090] node 0: [mem 0x000000003ffff000-0x000000003fffffff] [ 0.214531] node 0: [mem 0x0000000100000000-0x00000002bfffffff] [ 0.220221] Initmem setup node 0 [mem 0x0000000000001000-0x00000002bfffffff] [ 0.226034] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.230699] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.237819] On node 0, zone DMA32: 1024 pages in unavailable ranges [ 0.242761] On node 0, zone DMA32: 224 pages in unavailable ranges [ 0.261497] ACPI: PM-Timer IO Port: 0x408 [ 0.265824] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1]) [ 0.270444] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.275619] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.280503] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.290434] ACPI: SPCR: console: uart,io,0x3f8,115200 [ 0.294302] TSC deadline timer available [ 0.297254] CPU topo: Max. logical packages: 1 [ 0.300728] CPU topo: Max. logical dies: 1 [ 0.304200] CPU topo: Max. dies per package: 1 [ 0.307607] CPU topo: Max. threads per core: 2 [ 0.311396] CPU topo: Num. cores per package: 1 [ 0.315069] CPU topo: Num. threads per package: 2 [ 0.318672] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.322882] [mem 0x40000000-0xffffffff] available for PCI devices [ 0.327210] Booting paravirtualized kernel on Hyper-V [ 0.330572] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.342112] setup_percpu: NR_CPUS:512 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.348073] percpu: Embedded 56 pages/cpu s190680 r8192 d30504 u1048576 [ 0.352791] Hyper-V: PV spinlocks enabled [ 0.355724] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.361007] Kernel command line: rootflags=rw mount.usrflags=ro BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.389681] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.395994] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.402273] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.407694] software IO TLB: area num 2. [ 0.424710] Fallback order for Node 0: 0 [ 0.424714] Built 1 zonelists, mobility grouping on. Total pages: 2095807 [ 0.432266] Policy zone: Normal [ 0.434571] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.452065] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 Poking KASLR using RDRAND RDTSC... [ 0.467504] ftrace: allocating 41455 entries in 164 pages [ 0.471476] ftrace: allocated 164 pages with 3 groups [ 0.475936] Dynamic Preempt: voluntary [ 0.478525] rcu: Preemptible hierarchical RCU implementation. [ 0.482382] rcu: RCU event tracing is enabled. [ 0.485684] rcu: RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=2. [ 0.490997] Trampoline variant of Tasks RCU enabled. [ 0.494573] Rude variant of Tasks RCU enabled. [ 0.497669] Tracing variant of Tasks RCU enabled. [ 0.501084] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.506507] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.511131] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.517643] RCU Tasks Rude: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.524559] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.535507] Using NULL legacy PIC [ 0.537800] NR_IRQS: 33024, nr_irqs: 440, preallocated irqs: 0 [ 0.542077] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.547597] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.555085] Console: colour dummy device 80x25 [ 0.558267] printk: legacy console [tty1] enabled [ 0.562184] printk: legacy console [ttyS0] enabled [ 0.562184] printk: legacy console [ttyS0] enabled [ 0.570063] printk: legacy bootconsole [earlyser0] disabled [ 0.570063] printk: legacy bootconsole [earlyser0] disabled [ 0.579019] ACPI: Core revision 20250807 [ 0.582156] Failed to register legacy timer interrupt [ 0.590679] APIC: Switch to symmetric I/O mode setup [ 0.594413] x2apic enabled [ 0.596843] APIC: Switched APIC routing to: physical x2apic [ 0.601156] Hyper-V: Host Build 10.0.26100.1652-1-0 [ 0.604653] Hyper-V: enabling crash_kexec_post_notifiers [ 0.609006] Hyper-V: Using IPI hypercalls [ 0.612386] APIC: send_IPI() replaced with hv_send_ipi() [ 0.616750] APIC: send_IPI_mask() replaced with hv_send_ipi_mask() [ 0.621791] APIC: send_IPI_mask_allbutself() replaced with hv_send_ipi_mask_allbutself() [ 0.628550] APIC: send_IPI_allbutself() replaced with hv_send_ipi_allbutself() [ 0.634397] APIC: send_IPI_all() replaced with hv_send_ipi_all() [ 0.638969] APIC: send_IPI_self() replaced with hv_send_ipi_self() [ 0.644190] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.653027] Calibrating delay loop (skipped), value calculated using timer frequency.. 4600.00 BogoMIPS (lpj=2300000) [ 0.654025] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 0.654025] CET detected: Indirect Branch Tracking enabled [ 0.654025] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.654025] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.654025] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 0.654025] Speculative Store Bypass: Vulnerable [ 0.654025] Spectre V2 : Mitigation: Retpolines [ 0.654025] RETBleed: Vulnerable [ 0.654025] ITS: Mitigation: Aligned branch/return thunks [ 0.654025] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.654025] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 0.654025] active return thunk: its_return_thunk [ 0.654025] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.654025] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.654025] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.654025] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 0.654025] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 0.654025] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 0.654025] x86/fpu: Supporting XSAVE feature 0x800: 'Control-flow User registers' [ 0.654025] x86/fpu: Supporting XSAVE feature 0x1000: 'Control-flow Kernel registers (KVM only)' [ 0.654025] x86/fpu: Supporting XSAVE feature 0x20000: 'AMX Tile config' [ 0.654025] x86/fpu: Supporting XSAVE feature 0x40000: 'AMX Tile data' [ 0.654025] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.654025] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 0.654025] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 0.654025] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 0.654025] x86/fpu: xstate_offset[11]: 2432, xstate_sizes[11]: 16 [ 0.654025] x86/fpu: xstate_offset[12]: 2448, xstate_sizes[12]: 24 [ 0.654025] x86/fpu: xstate_offset[17]: 2496, xstate_sizes[17]: 64 [ 0.654025] x86/fpu: xstate_offset[18]: 2560, xstate_sizes[18]: 8192 [ 0.654025] x86/fpu: Enabled xstate features 0x618e7, context size is 10752 bytes, using 'compacted' format. [ 0.654025] Freeing SMP alternatives memory: 40K [ 0.654025] pid_max: default: 32768 minimum: 301 [ 0.654025] LSM: initializing lsm=lockdown,capability,landlock,selinux,ima [ 0.654025] landlock: Up and running. [ 0.654025] SELinux: Initializing. [ 0.654025] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.654025] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.654025] smpboot: CPU0: Intel INTEL(R) XEON(R) PLATINUM 8573C (family: 0x6, model: 0xcf, stepping: 0x2) [ 0.654220] Performance Events: unsupported CPU family 6 model 207 no PMU driver, software events only. [ 0.655080] signal: max sigframe size: 11952 [ 0.656091] rcu: Hierarchical SRCU implementation. [ 0.657027] rcu: Max phase no-delay instances is 400. [ 0.658101] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level [ 0.661944] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.662102] smp: Bringing up secondary CPUs ... [ 0.663155] smpboot: x86: Booting SMP configuration: [ 0.664029] .... node #0, CPUs: #1 [ 0.666509] smp: Brought up 1 node, 2 CPUs [ 0.668031] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.714259] Memory: 8059308K/8383228K available (14045K kernel code, 2495K rwdata, 32732K rodata, 17040K init, 952K bss, 318644K reserved, 0K cma-reserved) [ 0.715284] devtmpfs: initialized [ 0.716025] x86/mm: Memory block size: 128MB [ 0.722064] ACPI: PM: Registering ACPI NVS region [mem 0x3fffb000-0x3fffefff] (16384 bytes) [ 0.723106] posixtimers hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 0.729037] futex hash table entries: 512 (32768 bytes on 1 NUMA nodes, total 32 KiB, linear). [ 0.736108] pinctrl core: initialized pinctrl subsystem [ 0.740477] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 0.745149] audit: initializing netlink subsys (disabled) [ 0.749090] audit: type=2000 audit(1788459896.096:1): state=initialized audit_enabled=0 res=1 [ 0.749227] thermal_sys: Registered thermal governor 'step_wise' [ 0.751037] cpuidle: using governor menu [ 0.754025] efi: Freeing EFI boot services memory: 35076K [ 0.758030] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.764099] dca service started, version 1.12.1 [ 0.768154] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 0.798398] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 0.799029] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 0.800028] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 0.801028] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 0.803031] ACPI: Added _OSI(Module Device) [ 0.804028] ACPI: Added _OSI(Processor Device) [ 0.805029] ACPI: Added _OSI(Processor Aggregator Device) [ 0.815424] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 0.821147] ACPI: Interpreter enabled [ 0.822070] ACPI: PM: (supports S0 S5) [ 0.825029] ACPI: Using IOAPIC for interrupt routing [ 0.829042] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.836029] PCI: Ignoring E820 reservations for host bridge windows [ 0.841083] ACPI: Enabled 1 GPEs in block 00 to 0F [ 0.846050] iommu: Default domain type: Translated [ 0.847029] iommu: DMA domain TLB invalidation policy: lazy mode [ 0.848110] efivars: Registered efivars operations [ 0.852081] hv_vmbus: hv_mmio=[mem 0x40000000-0xfed3ffff],[mem 0xfc0000000-0xfffffffff] fb=[mem 0x40000000-0x47ffffff] [ 0.862028] hv_vmbus: Vmbus version:5.3 [ 0.865400] PCI: Using ACPI for IRQ routing [ 0.869031] PCI: System does not support PCI [ 0.873084] vgaarb: loaded [ 0.875118] clocksource: Switched to clocksource tsc-early [ 0.880164] VFS: Disk quotas dquot_6.6.0 [ 0.883847] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.891347] pnp: PnP ACPI init [ 0.894572] pnp: PnP ACPI: found 3 devices [ 0.904667] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.912457] NET: Registered PF_INET protocol family [ 0.916898] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.933031] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) [ 0.941581] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.948740] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.955572] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, linear) [ 0.963446] TCP: Hash tables configured (established 65536 bind 65536) [ 0.969206] UDP hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.974825] UDP-Lite hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.980557] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 0.987121] NET: Registered PF_XDP protocol family [ 0.991349] PCI: CLS 0 bytes, default 64 [ 0.994759] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.000483] software IO TLB: mapped [mem 0x000000003a96e000-0x000000003e96e000] (64MB) [ 1.007206] RAPL PMU: API unit is 2^-32 Joules, 1 fixed counters, 10737418240 ms ovfl timer [ 1.021529] RAPL PMU: hw unit of domain psys 2^-0 Joules [ 1.025922] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.034220] clocksource: Switched to clocksource tsc [ 1.054933] Initialise system trusted keyrings [ 1.059495] workingset: timestamp_bits=39 max_order=21 bucket_order=0 [ 1.065550] Key type asymmetric registered [ 1.068853] Asymmetric key parser 'x509' registered [ 1.073509] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 1.080460] io scheduler mq-deadline registered [ 1.084490] io scheduler kyber registered [ 1.087891] io scheduler bfq registered [ 1.091685] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 1.097030] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.102735] 00:00: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 1.109200] 00:01: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 1.115386] serial8250: ttyS2 at I/O 0x3e8 (irq = 4, base_baud = 115200) is a 16550A [ 1.122645] i8042: PNP: No PS/2 controller found. [ 1.126842] hv_vmbus: registering driver hyperv_keyboard [ 1.131989] rtc_cmos 00:02: registered as rtc0 [ 1.135092] input: AT Translated Set 2 keyboard as /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0004:00/MSFT1000:00/d34b2567-b9b6-42b9-8778-0a4ec0b955bf/serio0/input/input0 [ 1.135870] rtc_cmos 00:02: setting system clock to 2026-09-03T18:24:56 UTC (1788459896) [ 1.154628] rtc_cmos 00:02: alarms up to one month, 114 bytes nvram [ 1.160313] intel_pstate: Intel P-state driver initializing [ 1.165077] efifb: probing for efifb [ 1.168137] efifb: framebuffer at 0x40000000, using 3072k, total 3072k [ 1.173802] efifb: mode is 1024x768x32, linelength=4096, pages=1 [ 1.179166] efifb: scrolling: redraw [ 1.182350] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 1.189157] Console: switching to colour frame buffer device 128x48 [ 1.195105] fb0: EFI VGA frame buffer device [ 1.198897] pstore: Using crash dump compression: deflate [ 1.206078] pstore: Registered efi_pstore as persistent store backend [ 1.211764] NET: Registered PF_INET6 protocol family [ 1.216391] Segment Routing with IPv6 [ 1.219836] In-situ OAM (IOAM) with IPv6 [ 1.223476] NET: Registered PF_PACKET protocol family [ 1.231463] Key type dns_resolver registered [ 1.236670] IPI shorthand broadcast: enabled [ 1.241771] sched_clock: Marking stable (1136005279, 105428754)->(1558673933, -317239900) [ 1.248644] registered taskstats version 1 [ 1.252741] Loading compiled-in X.509 certificates [ 2.203287] Loaded X.509 cert 'Kinvolk GmbH: Module signing key for 6.18.45-flatcar: bd04c69e854c547b63b31570ffb9dfb0b56e0a3e' [ 2.214168] Demotion targets for Node 0: null [ 2.217577] Key type .fscrypt registered [ 2.221384] Key type fscrypt-provisioning registered [ 2.225642] ima: No TPM chip found, activating TPM-bypass! [ 2.231248] ima: Allocated hash algorithm: sha1 [ 2.234752] ima: No architecture policies found [ 2.242245] clk: Disabling unused clocks [ 2.261394] Freeing unused kernel image (initmem) memory: 17040K [ 2.262192] Write protecting the kernel read-only data: 47104k [ 2.264246] Freeing unused kernel image (text/rodata gap) memory: 288K [ 2.265382] Freeing unused kernel image (rodata/data gap) memory: 36K [ 2.266544] Run /init as init process [ 2.333620] hv_vmbus: registering driver hv_pci [ 2.337585] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI VMBus probing: Using version 0x10004 [ 2.340449] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI host bridge to bus c05b:00 [ 2.341974] pci_bus c05b:00: root bus resource [mem 0xfc0000000-0xfc007ffff window] [ 2.343392] pci_bus c05b:00: No busn resource found for root bus, will use [bus 00-ff] [ 2.347580] pci c05b:00:00.0: [1414:00a9] type 00 class 0x010802 PCIe Endpoint [ 2.355075] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit] [ 2.369631] pci_bus c05b:00: busn_res: [bus 00-ff] end is updated to 00 [ 2.371449] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit]: assigned [ 2.381186] pps_core: LinuxPPS API ver. 1 registered [ 2.382612] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.385844] nvme nvme0: pci function c05b:00:00.0 [ 2.387646] nvme c05b:00:00.0: enabling device (0000 -> 0002) [ 2.391492] PTP clock support registered [ 2.556991] nvme nvme0: 2/0/0 default/read/poll queues [ 2.562717] nvme0n1: p1 p2 p3 p4 p6 p7 p9 [ 2.565653] hv_utils: Registering HyperV Utility Driver [ 2.566901] hv_vmbus: registering driver hv_utils [ 2.568483] hv_utils: Shutdown IC version 3.2 [ 2.569632] hv_utils: Heartbeat IC version 3.0 [ 2.570625] hv_utils: TimeSync IC version 4.0 [ 2.574445] hid: raw HID events driver (C) Jiri Kosina [ 2.576180] hv_vmbus: registering driver hid_hyperv [ 2.577734] input: Microsoft Vmbus HID-compliant Mouse as /devices/0006:045E:0621.0001/input/input1 [ 2.580165] hid-hyperv 0006:045E:0621.0001: input: VIRTUAL HID v0.01 Mouse [Microsoft Vmbus HID-compliant Mouse] on [ 2.589147] SCSI subsystem initialized [ 2.593033] hv_vmbus: registering driver hv_storvsc [ 2.595238] scsi host0: storvsc_host_t [ 2.596508] scsi 0:0:0:2: CD-ROM Msft Virtual DVD-ROM 1.0 PQ: 0 ANSI: 5 [ 2.603986] sr 0:0:0:2: [sr0] scsi-1 drive [ 2.605865] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 2.622107] device-mapper: core: CONFIG_IMA_DISABLE_HTABLE is disabled. Duplicate IMA measurements will not be recorded in the IMA log. [ 2.624239] device-mapper: uevent: version 1.0.3 [ 2.625193] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 2.630127] device-mapper: verity: sha256 using "sha256-lib" Mounting /usr from /dev/mapper/usr [ 2.659438] raid6: avx512x4 gen() 44642 MB/s [ 2.678438] raid6: avx512x2 gen() 42851 MB/s [ 2.696436] raid6: avx512x1 gen() 25921 MB/s [ 2.714436] raid6: avx2x4 gen() 35985 MB/s [ 2.733436] raid6: avx2x2 gen() 39079 MB/s [ 2.751436] raid6: avx2x1 gen() 32844 MB/s [ 2.752480] raid6: using algorithm avx512x4 gen() 44642 MB/s [ 2.770437] raid6: .... xor() 7215 MB/s, rmw enabled [ 2.772319] raid6: using avx512x2 recovery algorithm [ 2.779636] xor: automatically using best checksumming function avx [ 2.852596] Btrfs loaded, zoned=no, fsverity=no [ 2.856305] BTRFS: device fsid 346f6336-0225-492c-ac3e-02c988e1edaa devid 1 transid 38 /dev/mapper/usr (254:0) scanned by mount (158) [ 2.859297] BTRFS info (device dm-0): first mount of filesystem 346f6336-0225-492c-ac3e-02c988e1edaa [ 2.862594] BTRFS error (device dm-0): error allocating crc32c hash for checksum [ 2.864072] BTRFS error (device dm-0): open_ctree failed: -2 mount: mounting /dev/mapper/usr on /sysusr/usr failed: No such file or directory ERROR: The early initrd has failed. To activate debug shell breakpoints, boot with rd.earlyshell in the kernel cmdline, and to activate tracing, boot with rd.earlytrace Press Enter for emergency shell or wait 60 seconds for reboot. INFO: Rebooting [ 62.961253] ACPI: PM: Preparing to enter system sleep state S5 [ 62.963069] reboot: Restarting system [ 62.964059] reboot: machine restart btrfs_relative_path='' btrfs_subvol='' btrfs_subvolid='' check_signatures='no' color_highlight='black/light-gray' color_normal='light-gray/black' feature_200_final='y' feature_all_video_module='y' feature_chainloader_bpb='y' feature_default_font_path='y' feature_menuentry_id='y' feature_menuentry_options='y' feature_nativedisk_cmd='y' feature_ntldr='y' feature_platform_search_hint='y' feature_search_cryptodisk_only='y' feature_timeout_style='y' fw_path='(hd0,gpt1)/EFI/BOOT' grub_cpu='x86_64' grub_netfs_type='grub' grub_platform='efi' lang='' locale_dir='' net_default_ip='' net_default_mac='' net_default_server='' pager='' prefix='(memdisk)' pxe_default_server='' root='hd0,gpt1' secondary_locale_dir='' error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/fs/fshelp.c:find_file:257:file `/flatcar/grub/x86_64-efi/all_video.mod' not found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. error: /build/amd64-usr/var/tmp/portage/sys-boot/grub-2.12-r12/work/grub-2.12/grub-cor e/commands/terminal.c:handle_command:138:terminal `serial' isn't found. GRUB version 2.12-flatcar4 ┌────────────────────────────────────────────────────────────────────────────┐││││││││││││││││││││││││││└────────────────────────────────────────────────────────────────────────────┘ Use the ▲ and ▼ keys to select which entry is highlighted. Press enter to boot the selected OS, `e' to edit the commands before booting or `c' for a command-line.  *Flatcar default  Flatcar USR-A  Flatcar USR-B             The highlighted entry will be executed automatically in 1s.  The highlighted entry will be executed automatically in 0s.  Booting `Flatcar default' [ 0.000000] Linux version 6.18.45-flatcar (build@pony-truck.infra.kinvolk.io) (x86_64-cros-linux-gnu-gcc (Gentoo Hardened 15.3.0 p8) 15.3.0, GNU ld (Gentoo 2.46.0 p1) 2.46.0) #1 SMP PREEMPT_DYNAMIC Thu Sep 3 12:05:44 -00 2026 [ 0.000000] Command line: BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009ffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000000c0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000044fdfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000044fe000-0x00000000048fdfff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000048fe000-0x000000003ff1efff] usable [ 0.000000] BIOS-e820: [mem 0x000000003ff1f000-0x000000003ffc8fff] reserved [ 0.000000] BIOS-e820: [mem 0x000000003ffc9000-0x000000003fffafff] ACPI data [ 0.000000] BIOS-e820: [mem 0x000000003fffb000-0x000000003fffefff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x000000003ffff000-0x000000003fffffff] usable [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x00000002bfffffff] usable [ 0.000000] printk: legacy bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] APIC: Static calls initialized [ 0.000000] efi: EFI v2.7 by Microsoft [ 0.000000] efi: ACPI=0x3fffa000 ACPI 2.0=0x3fffa014 SMBIOS=0x3ff88000 SMBIOS 3.0=0x3ff86000 MEMATTR=0x3ea5f018 RNG=0x3ffd2018 [ 0.000000] random: crng init done [ 0.000000] secureboot: Secure boot disabled [ 0.000000] SMBIOS 3.1.0 present. [ 0.000000] DMI: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 04/22/2026 [ 0.000000] DMI: Memory slots populated: 2/2 [ 0.000000] Hypervisor detected: Microsoft Hyper-V [ 0.000000] Hyper-V: privilege flags low 0xae7f, high 0x3b8030, ext 0x62, hints 0x9e4e24, misc 0xe0bed7b2 [ 0.000000] Hyper-V: Nested features: 0x3e0101 [ 0.000000] Hyper-V: LAPIC Timer Frequency: 0x30d40 [ 0.000000] Hyper-V: Using hypercall for remote TLB flush [ 0.000000] clocksource: hyperv_clocksource_tsc_page: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] clocksource: hyperv_clocksource_msr: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.000000] tsc: Detected 2300.000 MHz processor [ 0.000060] last_pfn = 0x2c0000 max_arch_pfn = 0x10000000000 [ 0.004288] MTRR map: 4 entries (2 fixed + 2 variable; max 18), built from 8 variable MTRRs [ 0.010600] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT Memory KASLR using RDRAND RDTSC... [ 0.017780] last_pfn = 0x40000 max_arch_pfn = 0x10000000000 [ 0.021588] Using GB pages for direct mapping [ 0.024702] ACPI: Early table checksum verification disabled [ 0.029909] ACPI: RSDP 0x000000003FFFA014 000024 (v02 VRTUAL) [ 0.034772] ACPI: XSDT 0x000000003FFF90E8 00005C (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.041186] ACPI: FACP 0x000000003FFF8000 000114 (v06 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.047783] ACPI: DSDT 0x000000003FFD6000 01E22B (v02 MSFTVM DSDT01 00000001 INTL 20230628) [ 0.054025] ACPI: FACS 0x000000003FFFE000 000040 [ 0.057641] ACPI: OEM0 0x000000003FFF7000 000064 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.063747] ACPI: SPCR 0x000000003FFF6000 000050 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.069763] ACPI: WAET 0x000000003FFF5000 000028 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.076173] ACPI: APIC 0x000000003FFD5000 000058 (v05 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.082572] ACPI: SRAT 0x000000003FFD4000 0000A0 (v03 HVLITE HVLITETB 00000000 MSHV 00000000) [ 0.089164] ACPI: BGRT 0x000000003FFD3000 000038 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.095684] ACPI: Reserving FACP table memory at [mem 0x3fff8000-0x3fff8113] [ 0.100636] ACPI: Reserving DSDT table memory at [mem 0x3ffd6000-0x3fff422a] [ 0.105861] ACPI: Reserving FACS table memory at [mem 0x3fffe000-0x3fffe03f] [ 0.111878] ACPI: Reserving OEM0 table memory at [mem 0x3fff7000-0x3fff7063] [ 0.117360] ACPI: Reserving SPCR table memory at [mem 0x3fff6000-0x3fff604f] [ 0.122956] ACPI: Reserving WAET table memory at [mem 0x3fff5000-0x3fff5027] [ 0.128285] ACPI: Reserving APIC table memory at [mem 0x3ffd5000-0x3ffd5057] [ 0.134304] ACPI: Reserving SRAT table memory at [mem 0x3ffd4000-0x3ffd409f] [ 0.140313] ACPI: Reserving BGRT table memory at [mem 0x3ffd3000-0x3ffd3037] [ 0.145813] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x3fffffff] [ 0.149681] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x2bfffffff] [ 0.154144] NUMA: Node 0 [mem 0x00001000-0x3fffffff] + [mem 0x100000000-0x2bfffffff] -> [mem 0x00001000-0x2bfffffff] [ 0.163260] NODE_DATA(0) allocated [mem 0x2bfff8d80-0x2bfffffff] [ 0.168173] Zone ranges: [ 0.169860] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.173975] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.178089] Normal [mem 0x0000000100000000-0x00000002bfffffff] [ 0.182618] Device empty [ 0.185117] Movable zone start for each node [ 0.188628] Early memory node ranges [ 0.192259] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.199845] node 0: [mem 0x0000000000100000-0x00000000044fdfff] [ 0.204758] node 0: [mem 0x00000000048fe000-0x000000003ff1efff] [ 0.209202] node 0: [mem 0x000000003ffff000-0x000000003fffffff] [ 0.216292] node 0: [mem 0x0000000100000000-0x00000002bfffffff] [ 0.221286] Initmem setup node 0 [mem 0x0000000000001000-0x00000002bfffffff] [ 0.228967] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.233068] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.239201] On node 0, zone DMA32: 1024 pages in unavailable ranges [ 0.243303] On node 0, zone DMA32: 224 pages in unavailable ranges [ 0.260866] ACPI: PM-Timer IO Port: 0x408 [ 0.263786] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1]) [ 0.268036] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.272836] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.278057] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.283954] ACPI: SPCR: console: uart,io,0x3f8,115200 [ 0.287783] TSC deadline timer available [ 0.290479] CPU topo: Max. logical packages: 1 [ 0.294140] CPU topo: Max. logical dies: 1 [ 0.299167] CPU topo: Max. dies per package: 1 [ 0.303962] CPU topo: Max. threads per core: 2 [ 0.308283] CPU topo: Num. cores per package: 1 [ 0.314861] CPU topo: Num. threads per package: 2 [ 0.318910] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.324098] [mem 0x40000000-0xffffffff] available for PCI devices [ 0.328526] Booting paravirtualized kernel on Hyper-V [ 0.332223] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.344815] setup_percpu: NR_CPUS:512 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.350747] percpu: Embedded 56 pages/cpu s190680 r8192 d30504 u1048576 [ 0.355428] Hyper-V: PV spinlocks enabled [ 0.358152] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.363876] Kernel command line: rootflags=rw mount.usrflags=ro BOOT_IMAGE=/flatcar/vmlinuz-a mount.usr=/dev/mapper/usr verity.usr=PARTUUID=7130c94a-213a-4e5a-8e26-6cce9662f132 rootflags=rw mount.usrflags=ro consoleblank=0 root=LABEL=ROOT console=tty1 console=ttyS0,115200n8 earlyprintk=ttyS0,115200 flatcar.first_boot=detected flatcar.oem.id=azure flatcar.autologin verity.usrhash=311200aad11d1acd49cf6c9f6bdd8bafbae9191bcc1bf695762d34db03dabfd5 [ 0.401299] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.407455] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.413303] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.418506] software IO TLB: area num 2. [ 0.435852] Fallback order for Node 0: 0 [ 0.435856] Built 1 zonelists, mobility grouping on. Total pages: 2095807 [ 0.443107] Policy zone: Normal [ 0.445213] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.462844] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 Poking KASLR using RDRAND RDTSC... [ 0.479724] ftrace: allocating 41455 entries in 164 pages [ 0.484419] ftrace: allocated 164 pages with 3 groups [ 0.489610] Dynamic Preempt: voluntary [ 0.492662] rcu: Preemptible hierarchical RCU implementation. [ 0.497143] rcu: RCU event tracing is enabled. [ 0.500405] rcu: RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=2. [ 0.505582] Trampoline variant of Tasks RCU enabled. [ 0.509465] Rude variant of Tasks RCU enabled. [ 0.513184] Tracing variant of Tasks RCU enabled. [ 0.516662] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.522274] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.527254] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.533341] RCU Tasks Rude: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.539782] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.550856] Using NULL legacy PIC [ 0.553283] NR_IRQS: 33024, nr_irqs: 440, preallocated irqs: 0 [ 0.557507] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.562901] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.569951] Console: colour dummy device 80x25 [ 0.572987] printk: legacy console [tty1] enabled [ 0.576697] printk: legacy console [ttyS0] enabled [ 0.576697] printk: legacy console [ttyS0] enabled [ 0.583096] printk: legacy bootconsole [earlyser0] disabled [ 0.583096] printk: legacy bootconsole [earlyser0] disabled [ 0.591155] ACPI: Core revision 20250807 [ 0.593978] Failed to register legacy timer interrupt [ 0.597371] APIC: Switch to symmetric I/O mode setup [ 0.601469] x2apic enabled [ 0.603923] APIC: Switched APIC routing to: physical x2apic [ 0.608214] Hyper-V: Host Build 10.0.26100.1652-1-0 [ 0.611619] Hyper-V: enabling crash_kexec_post_notifiers [ 0.615533] Hyper-V: Using IPI hypercalls [ 0.618395] APIC: send_IPI() replaced with hv_send_ipi() [ 0.622482] APIC: send_IPI_mask() replaced with hv_send_ipi_mask() [ 0.626987] APIC: send_IPI_mask_allbutself() replaced with hv_send_ipi_mask_allbutself() [ 0.632953] APIC: send_IPI_allbutself() replaced with hv_send_ipi_allbutself() [ 0.638280] APIC: send_IPI_all() replaced with hv_send_ipi_all() [ 0.642449] APIC: send_IPI_self() replaced with hv_send_ipi_self() [ 0.646844] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.657154] Calibrating delay loop (skipped), value calculated using timer frequency.. 4600.00 BogoMIPS (lpj=2300000) [ 0.658152] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 0.658152] CET detected: Indirect Branch Tracking enabled [ 0.658152] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.658152] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.658152] mitigations: Enabled attack vectors: user_kernel, user_user, guest_host, guest_guest, SMT mitigations: auto [ 0.658152] Speculative Store Bypass: Vulnerable [ 0.658152] Spectre V2 : Mitigation: Retpolines [ 0.658152] RETBleed: Vulnerable [ 0.658152] ITS: Mitigation: Aligned branch/return thunks [ 0.658152] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.658152] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT [ 0.658152] active return thunk: its_return_thunk [ 0.658152] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.658152] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.658152] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.658152] x86/fpu: Supporting XSAVE feature 0x020: 'AVX-512 opmask' [ 0.658152] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256' [ 0.658152] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256' [ 0.658152] x86/fpu: Supporting XSAVE feature 0x800: 'Control-flow User registers' [ 0.658152] x86/fpu: Supporting XSAVE feature 0x1000: 'Control-flow Kernel registers (KVM only)' [ 0.658152] x86/fpu: Supporting XSAVE feature 0x20000: 'AMX Tile config' [ 0.658152] x86/fpu: Supporting XSAVE feature 0x40000: 'AMX Tile data' [ 0.658152] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.658152] x86/fpu: xstate_offset[5]: 832, xstate_sizes[5]: 64 [ 0.658152] x86/fpu: xstate_offset[6]: 896, xstate_sizes[6]: 512 [ 0.658152] x86/fpu: xstate_offset[7]: 1408, xstate_sizes[7]: 1024 [ 0.658152] x86/fpu: xstate_offset[11]: 2432, xstate_sizes[11]: 16 [ 0.658152] x86/fpu: xstate_offset[12]: 2448, xstate_sizes[12]: 24 [ 0.658152] x86/fpu: xstate_offset[17]: 2496, xstate_sizes[17]: 64 [ 0.658152] x86/fpu: xstate_offset[18]: 2560, xstate_sizes[18]: 8192 [ 0.658152] x86/fpu: Enabled xstate features 0x618e7, context size is 10752 bytes, using 'compacted' format. [ 0.658152] Freeing SMP alternatives memory: 40K [ 0.658152] pid_max: default: 32768 minimum: 301 [ 0.658152] LSM: initializing lsm=lockdown,capability,landlock,selinux,ima [ 0.658152] landlock: Up and running. [ 0.658152] SELinux: Initializing. [ 0.658152] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.658152] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.658152] smpboot: CPU0: Intel INTEL(R) XEON(R) PLATINUM 8573C (family: 0x6, model: 0xcf, stepping: 0x2) [ 0.658352] Performance Events: unsupported CPU family 6 model 207 no PMU driver, software events only. [ 0.659172] signal: max sigframe size: 11952 [ 0.660219] rcu: Hierarchical SRCU implementation. [ 0.661155] rcu: Max phase no-delay instances is 400. [ 0.662232] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level [ 0.666253] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.667230] smp: Bringing up secondary CPUs ... [ 0.668283] smpboot: x86: Booting SMP configuration: [ 0.669157] .... node #0, CPUs: #1 [ 0.671408] smp: Brought up 1 node, 2 CPUs [ 0.673159] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.732922] Memory: 8059320K/8383228K available (14045K kernel code, 2495K rwdata, 32732K rodata, 17040K init, 952K bss, 318632K reserved, 0K cma-reserved) [ 0.733406] devtmpfs: initialized [ 0.736215] x86/mm: Memory block size: 128MB [ 0.740191] ACPI: PM: Registering ACPI NVS region [mem 0x3fffb000-0x3fffefff] (16384 bytes) [ 0.741234] posixtimers hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 0.748165] futex hash table entries: 512 (32768 bytes on 1 NUMA nodes, total 32 KiB, linear). [ 0.755238] pinctrl core: initialized pinctrl subsystem [ 0.760590] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 0.766280] audit: initializing netlink subsys (disabled) [ 0.771177] audit: type=2000 audit(1788459963.114:1): state=initialized audit_enabled=0 res=1 [ 0.771409] thermal_sys: Registered thermal governor 'step_wise' [ 0.772208] cpuidle: using governor menu [ 0.775152] efi: Freeing EFI boot services memory: 35064K [ 0.779158] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.784230] dca service started, version 1.12.1 [ 0.788286] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 0.816239] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 0.817157] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 0.818157] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 0.819155] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 0.821188] ACPI: Added _OSI(Module Device) [ 0.822158] ACPI: Added _OSI(Processor Device) [ 0.825156] ACPI: Added _OSI(Processor Aggregator Device) [ 0.836640] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 0.843275] ACPI: Interpreter enabled [ 0.844196] ACPI: PM: (supports S0 S5) [ 0.847156] ACPI: Using IOAPIC for interrupt routing [ 0.851169] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.859157] PCI: Ignoring E820 reservations for host bridge windows [ 0.864221] ACPI: Enabled 1 GPEs in block 00 to 0F [ 0.869696] iommu: Default domain type: Translated [ 0.870155] iommu: DMA domain TLB invalidation policy: lazy mode [ 0.871327] efivars: Registered efivars operations [ 0.874210] hv_vmbus: hv_mmio=[mem 0x40000000-0xfed3ffff],[mem 0xfc0000000-0xfffffffff] fb=[mem 0x40000000-0x47ffffff] [ 0.884434] hv_vmbus: Vmbus version:5.3 [ 0.888421] PCI: Using ACPI for IRQ routing [ 0.891159] PCI: System does not support PCI [ 0.895208] vgaarb: loaded [ 0.897242] clocksource: Switched to clocksource tsc-early [ 0.901759] VFS: Disk quotas dquot_6.6.0 [ 0.904967] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.911379] pnp: PnP ACPI init [ 0.913873] pnp: PnP ACPI: found 3 devices [ 0.923182] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.930382] NET: Registered PF_INET protocol family [ 0.934116] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.949916] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) [ 0.957614] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.964363] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.979127] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, linear) [ 0.984725] TCP: Hash tables configured (established 65536 bind 65536) [ 0.989874] UDP hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 0.995091] UDP-Lite hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 1.001631] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 1.006489] NET: Registered PF_XDP protocol family [ 1.010597] PCI: CLS 0 bytes, default 64 [ 1.013872] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.019025] software IO TLB: mapped [mem 0x000000003a95f000-0x000000003e95f000] (64MB) [ 1.025382] RAPL PMU: API unit is 2^-32 Joules, 1 fixed counters, 10737418240 ms ovfl timer [ 1.032245] RAPL PMU: hw unit of domain psys 2^-0 Joules [ 1.036443] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.044957] clocksource: Switched to clocksource tsc [ 1.065622] Initialise system trusted keyrings [ 1.069423] workingset: timestamp_bits=39 max_order=21 bucket_order=0 [ 1.075135] Key type asymmetric registered [ 1.078433] Asymmetric key parser 'x509' registered [ 1.083495] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 1.089736] io scheduler mq-deadline registered [ 1.093388] io scheduler kyber registered [ 1.096816] io scheduler bfq registered [ 1.101372] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 1.106312] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.111791] 00:00: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 1.118594] 00:01: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 1.125404] serial8250: ttyS2 at I/O 0x3e8 (irq = 4, base_baud = 115200) is a 16550A [ 1.133420] i8042: PNP: No PS/2 controller found. [ 1.137398] hv_vmbus: registering driver hyperv_keyboard [ 1.142816] rtc_cmos 00:02: registered as rtc0 [ 1.145943] input: AT Translated Set 2 keyboard as /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0004:00/MSFT1000:00/d34b2567-b9b6-42b9-8778-0a4ec0b955bf/serio0/input/input0 [ 1.146934] rtc_cmos 00:02: setting system clock to 2026-09-03T18:26:03 UTC (1788459963) [ 1.166647] rtc_cmos 00:02: alarms up to one month, 114 bytes nvram [ 1.172385] intel_pstate: Intel P-state driver initializing [ 1.178355] efifb: probing for efifb [ 1.181500] efifb: framebuffer at 0x40000000, using 3072k, total 3072k [ 1.186976] efifb: mode is 1024x768x32, linelength=4096, pages=1 [ 1.191981] efifb: scrolling: redraw [ 1.194838] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 1.201310] Console: switching to colour frame buffer device 128x48 [ 1.207736] fb0: EFI VGA frame buffer device [ 1.211945] pstore: Using crash dump compression: deflate [ 1.217160] pstore: Registered efi_pstore as persistent store backend [ 1.223625] NET: Registered PF_INET6 protocol family [ 1.228222] Segment Routing with IPv6 [ 1.231319] In-situ OAM (IOAM) with IPv6 [ 1.234871] NET: Registered PF_PACKET protocol family [ 1.239282] Key type dns_resolver registered [ 1.242934] IPI shorthand broadcast: enabled [ 1.247676] sched_clock: Marking stable (1153005328, 94251920)->(1573226309, -325969061) [ 1.254755] registered taskstats version 1 [ 1.258472] Loading compiled-in X.509 certificates [ 2.238615] Loaded X.509 cert 'Kinvolk GmbH: Module signing key for 6.18.45-flatcar: bd04c69e854c547b63b31570ffb9dfb0b56e0a3e' [ 2.250941] Demotion targets for Node 0: null [ 2.254868] Key type .fscrypt registered [ 2.257893] Key type fscrypt-provisioning registered [ 2.261584] ima: No TPM chip found, activating TPM-bypass! [ 2.266055] ima: Allocated hash algorithm: sha1 [ 2.269741] ima: No architecture policies found [ 2.278015] clk: Disabling unused clocks [ 2.298168] Freeing unused kernel image (initmem) memory: 17040K [ 2.298931] Write protecting the kernel read-only data: 47104k [ 2.301026] Freeing unused kernel image (text/rodata gap) memory: 288K [ 2.302124] Freeing unused kernel image (rodata/data gap) memory: 36K [ 2.303275] Run /init as init process [ 2.370835] hv_vmbus: registering driver hv_pci [ 2.374726] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI VMBus probing: Using version 0x10004 [ 2.378025] hv_pci 7ad35d50-c05b-47ab-b3a0-56a9a845852b: PCI host bridge to bus c05b:00 [ 2.379536] pci_bus c05b:00: root bus resource [mem 0xfc0000000-0xfc007ffff window] [ 2.380952] pci_bus c05b:00: No busn resource found for root bus, will use [bus 00-ff] [ 2.385290] pci c05b:00:00.0: [1414:00a9] type 00 class 0x010802 PCIe Endpoint [ 2.393232] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit] [ 2.409802] pci_bus c05b:00: busn_res: [bus 00-ff] end is updated to 00 [ 2.411421] pci c05b:00:00.0: BAR 0 [mem 0xfc0000000-0xfc007ffff 64bit]: assigned [ 2.421104] pps_core: LinuxPPS API ver. 1 registered [ 2.423195] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.425635] nvme nvme0: pci function c05b:00:00.0 [ 2.427382] nvme c05b:00:00.0: enabling device (0000 -> 0002) [ 2.430969] PTP clock support registered [ 2.584520] nvme nvme0: 2/0/0 default/read/poll queues [ 2.590834] nvme0n1: p1 p2 p3 p4 p6 p7 p9 [ 2.593852] hv_utils: Registering HyperV Utility Driver [ 2.595010] hv_vmbus: registering driver hv_utils [ 2.596873] hv_utils: Heartbeat IC version 3.0 [ 2.598243] hv_utils: Shutdown IC version 3.2 [ 2.599530] hv_utils: TimeSync IC version 4.0 [ 2.603121] hid: raw HID events driver (C) Jiri Kosina [ 2.605068] hv_vmbus: registering driver hid_hyperv [ 2.607237] input: Microsoft Vmbus HID-compliant Mouse as /devices/0006:045E:0621.0001/input/input1 [ 2.619133] hid-hyperv 0006:045E:0621.0001: input: VIRTUAL HID v0.01 Mouse [Microsoft Vmbus HID-compliant Mouse] on [ 2.627046] SCSI subsystem initialized [ 2.631156] hv_vmbus: registering driver hv_storvsc [ 2.634101] scsi host0: storvsc_host_t [ 2.635430] scsi 0:0:0:2: CD-ROM Msft Virtual DVD-ROM 1.0 PQ: 0 ANSI: 5 [ 2.642800] sr 0:0:0:2: [sr0] scsi-1 drive [ 2.644373] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 2.659193] device-mapper: core: CONFIG_IMA_DISABLE_HTABLE is disabled. Duplicate IMA measurements will not be recorded in the IMA log. [ 2.661684] device-mapper: uevent: version 1.0.3 [ 2.662772] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 2.668144] device-mapper: verity: sha256 using "sha256-lib" Mounting /usr from /dev/mapper/usr [ 2.698263] raid6: avx512x4 gen() 44381 MB/s [ 2.716261] raid6: avx512x2 gen() 43393 MB/s [ 2.734259] raid6: avx512x1 gen() 25937 MB/s [ 2.752259] raid6: avx2x4 gen() 35595 MB/s [ 2.770259] raid6: avx2x2 gen() 37240 MB/s [ 2.788260] raid6: avx2x1 gen() 31149 MB/s [ 2.789442] raid6: using algorithm avx512x4 gen() 44381 MB/s [ 2.807261] raid6: .... xor() 7101 MB/s, rmw enabled [ 2.809259] raid6: using avx512x2 recovery algorithm [ 2.816218] xor: automatically using best checksumming function avx [ 2.888676] Btrfs loaded, zoned=no, fsverity=no [ 2.892605] BTRFS: device fsid 346f6336-0225-492c-ac3e-02c988e1edaa devid 1 transid 38 /dev/mapper/usr (254:0) scanned by mount (158) [ 2.895472] BTRFS info (device dm-0): first mount of filesystem 346f6336-0225-492c-ac3e-02c988e1edaa [ 2.898340] BTRFS error (device dm-0): error allocating crc32c hash for checksum [ 2.899798] BTRFS error (device dm-0): open_ctree failed: -2 mount: mounting /dev/mapper/usr on /sysusr/usr failed: No such file or directory ERROR: The early initrd has failed. To activate debug shell breakpoints, boot with rd.earlyshell in the kernel cmdline, and to activate tracing, boot with rd.earlytrace Press Enter for emergency shell or wait 60 seconds for reboot.