Welcome to GRUB! check_signatures=no cmdpath=(hd0,gpt1)/EFI/BOOT 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_timeout_style=y grub_cpu=x86_64 grub_platform=efi lang= locale_dir= net_default_ip=(null) net_default_mac=(null) net_default_server= pager= prefix=(memdisk) pxe_default_server= root=hd0,gpt1 secondary_locale_dir= [?25lGNU GRUB version 2.06 +----------------------------------------------------------------------------+||||||||||||||||||||||||+----------------------------------------------------------------------------+ Use the ^ and v 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. [?25h Booting `Flatcar default' early console in extract_kernel input_data: 0x000000000c27d2c4 input_len: 0x00000000036743ec output: 0x000000000a000000 output_len: 0x000000000587856c kernel_total_size: 0x0000000005630000 needed_size: 0x0000000005a00000 trampoline_32bit: 0x0000000000000000 Physical KASLR using RDRAND RDTSC... Virtual KASLR using RDRAND RDTSC... Decompressing Linux... Parsing ELF... Performing relocations... done. Booting the kernel (entry_offset: 0x0000000000000090). [ 0.000000] Linux version 6.6.95-flatcar (build@pony-truck.infra.kinvolk.io) (x86_64-cros-linux-gnu-gcc (Gentoo Hardened 13.3.1_p20240614 p17) 13.3.1 20240614, GNU ld (Gentoo 2.42 p3) 2.42.0) #1 SMP PREEMPT_DYNAMIC Sun Jul 6 22:23:50 -00 2025 [ 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=65c65ff9d50198f0ae5c37458dc3ff85c6a690e7aa124bb306a2f4c63a54d876 [ 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 0x0000000000100000-0x000000003ff40fff] usable [ 0.000000] BIOS-e820: [mem 0x000000003ff41000-0x000000003ff70fff] type 20 [ 0.000000] BIOS-e820: [mem 0x000000003ff71000-0x000000003ffc8fff] 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: 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=0x3ff85000 SMBIOS 3.0=0x3ff83000 MEMATTR=0x3f5c0a98 [ 0.000000] SMBIOS 3.1.0 present. [ 0.000000] DMI: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 03/08/2024 [ 0.000000] Hypervisor detected: Microsoft Hyper-V [ 0.000000] Hyper-V: privilege flags low 0x2e7f, high 0x3b8030, hints 0x64e24, misc 0xbed7b2 [ 0.000000] Hyper-V: Host Build 10.0.20348.1827-1-0 [ 0.000000] Hyper-V: Nested features: 0x1e0101 [ 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 [ 0.000001] clocksource: hyperv_clocksource_msr: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns [ 0.004496] tsc: Marking TSC unstable due to running on Hyper-V [ 0.009569] tsc: Detected 2593.907 MHz processor [ 0.011611] last_pfn = 0x2c0000 max_arch_pfn = 0x400000000 [ 0.013813] MTRR map: 4 entries (2 fixed + 2 variable; max 18), built from 8 variable MTRRs [ 0.017094] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT Memory KASLR using RDRAND RDTSC... [ 0.021207] last_pfn = 0x40000 max_arch_pfn = 0x400000000 [ 0.023448] Using GB pages for direct mapping [ 0.025462] Secure boot disabled [ 0.026791] ACPI: Early table checksum verification disabled [ 0.029113] ACPI: RSDP 0x000000003FFFA014 000024 (v02 VRTUAL) [ 0.031539] ACPI: XSDT 0x000000003FFF90E8 000064 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.035074] ACPI: FACP 0x000000003FFF8000 000114 (v06 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.038573] ACPI: DSDT 0x000000003FFD6000 01E184 (v02 MSFTVM DSDT01 00000001 MSFT 05000000) [ 0.042130] ACPI: FACS 0x000000003FFFE000 000040 [ 0.043967] ACPI: OEM0 0x000000003FFF7000 000064 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.047387] ACPI: SPCR 0x000000003FFF6000 000050 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.050861] ACPI: WAET 0x000000003FFF5000 000028 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.054333] ACPI: APIC 0x000000003FFD5000 000058 (v04 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.057860] ACPI: SRAT 0x000000003FFD4000 0002D0 (v02 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.061379] ACPI: BGRT 0x000000003FFD3000 000038 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.064904] ACPI: FPDT 0x000000003FFD2000 000034 (v01 VRTUAL MICROSFT 00000001 MSFT 00000001) [ 0.068354] ACPI: Reserving FACP table memory at [mem 0x3fff8000-0x3fff8113] [ 0.071330] ACPI: Reserving DSDT table memory at [mem 0x3ffd6000-0x3fff4183] [ 0.074258] ACPI: Reserving FACS table memory at [mem 0x3fffe000-0x3fffe03f] [ 0.077146] ACPI: Reserving OEM0 table memory at [mem 0x3fff7000-0x3fff7063] [ 0.080181] ACPI: Reserving SPCR table memory at [mem 0x3fff6000-0x3fff604f] [ 0.083009] ACPI: Reserving WAET table memory at [mem 0x3fff5000-0x3fff5027] [ 0.085788] ACPI: Reserving APIC table memory at [mem 0x3ffd5000-0x3ffd5057] [ 0.088764] ACPI: Reserving SRAT table memory at [mem 0x3ffd4000-0x3ffd42cf] [ 0.091671] ACPI: Reserving BGRT table memory at [mem 0x3ffd3000-0x3ffd3037] [ 0.094547] ACPI: Reserving FPDT table memory at [mem 0x3ffd2000-0x3ffd2033] [ 0.097501] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.099276] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.101124] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x3fffffff] hotplug [ 0.103925] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x2bfffffff] hotplug [ 0.106734] ACPI: SRAT: Node 0 PXM 0 [mem 0x2c0000000-0xfdfffffff] hotplug [ 0.109504] ACPI: SRAT: Node 0 PXM 0 [mem 0x1000000000-0xffffffffff] hotplug [ 0.113805] ACPI: SRAT: Node 0 PXM 0 [mem 0x10000000000-0x1ffffffffff] hotplug [ 0.116654] ACPI: SRAT: Node 0 PXM 0 [mem 0x20000000000-0x3ffffffffff] hotplug [ 0.119596] ACPI: SRAT: Node 0 PXM 0 [mem 0x40000000000-0x7ffffffffff] hotplug [ 0.122527] ACPI: SRAT: Node 0 PXM 0 [mem 0x80000000000-0xfffffffffff] hotplug [ 0.125442] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000000-0x1fffffffffff] hotplug [ 0.128494] ACPI: SRAT: Node 0 PXM 0 [mem 0x200000000000-0x3fffffffffff] hotplug [ 0.131661] ACPI: SRAT: Node 0 PXM 0 [mem 0x400000000000-0x7fffffffffff] hotplug [ 0.134849] ACPI: SRAT: Node 0 PXM 0 [mem 0x800000000000-0xffffffffffff] hotplug [ 0.137874] ACPI: SRAT: Node 0 PXM 0 [mem 0x1000000000000-0x1ffffffffffff] hotplug [ 0.141018] ACPI: SRAT: Node 0 PXM 0 [mem 0x2000000000000-0x3ffffffffffff] hotplug [ 0.143979] ACPI: SRAT: Node 0 PXM 0 [mem 0x4000000000000-0x7ffffffffffff] hotplug [ 0.147100] ACPI: SRAT: Node 0 PXM 0 [mem 0x8000000000000-0xfffffffffffff] hotplug [ 0.150527] NUMA: Node 0 [mem 0x00000000-0x3fffffff] + [mem 0x100000000-0x2bfffffff] -> [mem 0x00000000-0x2bfffffff] [ 0.154956] NODE_DATA(0) allocated [mem 0x2bfffa000-0x2bfffffff] [ 0.157543] Zone ranges: [ 0.158606] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.161287] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.163767] Normal [mem 0x0000000100000000-0x00000002bfffffff] [ 0.166436] Movable zone start for each node [ 0.168182] Early memory node ranges [ 0.169596] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.172333] node 0: [mem 0x0000000000100000-0x000000003ff40fff] [ 0.174829] node 0: [mem 0x000000003ffff000-0x000000003fffffff] [ 0.177295] node 0: [mem 0x0000000100000000-0x00000002bfffffff] [ 0.179783] Initmem setup node 0 [mem 0x0000000000001000-0x00000002bfffffff] [ 0.182747] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.182772] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.187105] On node 0, zone DMA32: 190 pages in unavailable ranges [ 0.202264] ACPI: PM-Timer IO Port: 0x408 [ 0.206411] ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1]) [ 0.208998] IOAPIC[0]: apic_id 2, version 17, address 0xfec00000, GSI 0-23 [ 0.211783] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.216001] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.218645] ACPI: SPCR: console: uart,io,0x3f8,115200 [ 0.220734] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.222866] [mem 0x40000000-0xffffffff] available for PCI devices [ 0.225407] Booting paravirtualized kernel on Hyper-V [ 0.227426] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.235875] setup_percpu: NR_CPUS:512 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.239314] percpu: Embedded 58 pages/cpu s197096 r8192 d32280 u1048576 [ 0.242011] Hyper-V: PV spinlocks enabled [ 0.243616] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.246746] 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=65c65ff9d50198f0ae5c37458dc3ff85c6a690e7aa124bb306a2f4c63a54d876 [ 0.263477] Unknown kernel command line parameters "BOOT_IMAGE=/flatcar/vmlinuz-a", will be passed to user space. [ 0.267955] random: crng init done [ 0.270229] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.274098] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.277466] Fallback order for Node 0: 0 [ 0.277469] Built 1 zonelists, mobility grouping on. Total pages: 2062618 [ 0.282394] Policy zone: Normal [ 0.283716] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.286418] software IO TLB: area num 2. [ 0.317110] Memory: 8069612K/8387460K available (12288K kernel code, 2295K rwdata, 22748K rodata, 42868K init, 2324K bss, 317588K reserved, 0K cma-reserved) [ 0.325805] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 Poking KASLR using RDRAND RDTSC... [ 0.330234] ftrace: allocating 37966 entries in 149 pages [ 0.339020] ftrace: allocated 149 pages with 4 groups [ 0.341857] Dynamic Preempt: voluntary [ 0.343416] rcu: Preemptible hierarchical RCU implementation. [ 0.345854] rcu: RCU event tracing is enabled. [ 0.347717] rcu: RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=2. [ 0.350523] Trampoline variant of Tasks RCU enabled. [ 0.352624] Rude variant of Tasks RCU enabled. [ 0.354608] Tracing variant of Tasks RCU enabled. [ 0.356675] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.359872] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.365335] Using NULL legacy PIC [ 0.366894] NR_IRQS: 33024, nr_irqs: 440, preallocated irqs: 0 [ 0.369380] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.372950] Console: colour dummy device 80x25 [ 0.374768] printk: console [tty1] enabled [ 0.376699] printk: console [ttyS0] enabled [ 0.376699] printk: console [ttyS0] enabled [ 0.380225] printk: bootconsole [earlyser0] disabled [ 0.380225] printk: bootconsole [earlyser0] disabled [ 0.384336] ACPI: Core revision 20230628 [ 0.386065] Failed to register legacy timer interrupt [ 0.388357] APIC: Switch to symmetric I/O mode setup [ 0.392061] Hyper-V: enabling crash_kexec_post_notifiers [ 0.394511] Hyper-V: Using IPI hypercalls [ 0.396187] APIC: send_IPI() replaced with hv_send_ipi() [ 0.398354] APIC: send_IPI_mask() replaced with hv_send_ipi_mask() [ 0.400971] APIC: send_IPI_mask_allbutself() replaced with hv_send_ipi_mask_allbutself() [ 0.404652] APIC: send_IPI_allbutself() replaced with hv_send_ipi_allbutself() [ 0.407605] APIC: send_IPI_all() replaced with hv_send_ipi_all() [ 0.410150] APIC: send_IPI_self() replaced with hv_send_ipi_self() [ 0.412770] Calibrating delay loop (skipped), value calculated using timer frequency.. 5187.81 BogoMIPS (lpj=2593907) [ 0.413767] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 0.413767] Last level dTLB entries: 4KB 64, 2MB 32, 4MB 32, 1GB 4 [ 0.413767] Spectre V1