kernel panic: VFS: Unable to mount root fs on unknown-block(NUM,NUM) md: Autodetecting RAID arrays. md: autorun ... md: ... autorun DONE. VFS: Cannot open root device "sda1" or unknown-block(0,0): error -6 Please append a correct "root=" boot option; here are the available partitions: Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0) CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.19.204 #1 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 Call Trace: dump_stack+0x69/0x84 arch/x86/entry/common.c:77 panic+0xe2/0x236 kernel/panic.c:293 mount_block_root+0x189/0x226 init/do_mounts.c:434 mount_root+0x10a/0x127 init/do_mounts.c:259 prepare_namespace+0x13a/0x172 init/do_mounts.c:434 do_write_seqcount_begin_nested include/linux/seqlock.h:469 [inline] do_write_seqcount_begin include/linux/seqlock.h:495 [inline] set_mems_allowed include/linux/cpuset.h:170 [inline] kernel_init_freeable+0x1f7/0x20c init/main.c:1530 kernel_init+0x9/0xfc init/main.c:1433 ret_from_fork+0x22/0x40 arch/x86/kernel/process.c:143 Kernel Offset: 0xfc00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) ---[ end Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0) ]--- failed to run ["ssh" "-p" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "root@10.128.0.212" "pwd"]: exit status 255 ssh: connect to host 10.128.0.212 port 22: Connection timed out Pseudo-terminal will not be allocated because stdin is not a terminal. Warning: Permanently added '[us-central1-ssh-serialport.googleapis.com]:9600' (RSA) to the list of known hosts. SeaBIOS (version 1.8.2-google) Total RAM Size = 0x0000000200000000 = 8192 MiB CPUs found: 2 Max CPUs supported: 2 SeaBIOS (version 1.8.2-google) Machine UUID bb663a6e-9a9e-a94c-410b-7923833dff7a found virtio-scsi at 0:3 virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0 virtio-scsi blksize=512 sectors=4194304 = 2048 MiB drive 0x000f2840: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... [ 0.000000] Linux version 4.19.204 (spm@fussler.zrh.corp.google.com) (gcc version 11.3.0 (Buildroot 2022.08.2)) #1 SMP Thu Apr 20 15:46:31 CEST 2023 [ 0.000000] Command line: BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.000000] [Firmware Bug]: TSC doesn't count with P0 frequency! [ 0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX serialport: Connected to syzkaller.us-central1-c.ci-upstream-kasan-gce-root-test-job-parallel-1 port 1 (session ID: 0cf026f16947261ff58dd9c5a8773e4718856e7ecc7e557e8bcdd41c66b7604f, active connections: 1). registers' [ 0.000000] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000023fffffff] usable [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] SMBIOS 2.4 present. [ 0.000000] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 0.000000] Hypervisor detected: KVM [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: cpu 0, msr 9baa2001, primary cpu clock [ 0.000000] kvm-clock: using sched offset of 855883323 cycles [ 0.000001] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.000003] tsc: Detected 2249.998 MHz processor [ 0.000277] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.000346] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000355] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.001419] found SMP MP-table at [mem 0x000f2b00-0x000f2b0f] [ 0.001461] Scanning 1 areas for low memory corruption [ 0.001503] Using GB pages for direct mapping [ 0.001771] ACPI: Early table checksum verification disabled [ 0.001795] ACPI: RSDP 0x00000000000F2880 000014 (v00 Google) [ 0.001798] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.001801] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.001804] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.001806] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.001807] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.001809] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.001811] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.001812] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.001814] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.001815] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.001816] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.001817] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.001817] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.001818] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.001818] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.001819] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.001820] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.001853] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.001854] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.001856] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.001856] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.001857] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.001859] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.001859] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.001861] NODE_DATA(0) allocated [mem 0x23fffa000-0x23fffdfff] [ 0.001993] Zone ranges: [ 0.001994] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.001995] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.001996] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.001997] Movable zone start for each node [ 0.001997] Early memory node ranges [ 0.001998] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.001999] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.001999] node 0: [mem 0x0000000100000000-0x000000023fffffff] [ 0.002245] Zeroed struct page in unavailable ranges: 101 pages [ 0.002246] Initmem setup node 0 [mem 0x0000000000001000-0x000000023fffffff] [ 0.044216] ACPI: PM-Timer IO Port: 0xb008 [ 0.044223] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.044290] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.044292] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.044293] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.044293] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.044294] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.044297] Using ACPI (MADT) for SMP configuration information [ 0.044302] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.044320] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.044321] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.044321] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.044322] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.044323] PM: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.044323] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.044324] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.044325] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.044326] Booting paravirtualized kernel on KVM [ 0.044328] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.044335] random: get_random_bytes called from start_kernel+0x83/0x4a0 with crng_init=0 [ 0.044338] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1 [ 0.044515] percpu: Embedded 42 pages/cpu s134552 r8192 d29288 u1048576 [ 0.044534] Built 1 zonelists, mobility grouping on. Total pages: 2064262 [ 0.044535] Policy zone: Normal [ 0.044536] Kernel command line: BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.058165] Memory: 8166012K/8388204K available (14348K kernel code, 1199K rwdata, 2948K rodata, 1264K init, 1500K bss, 222192K reserved, 0K cma-reserved) [ 0.058329] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.058486] rcu: Hierarchical RCU implementation. [ 0.058487] rcu: RCU event tracing is enabled. [ 0.058487] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 0.058488] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.058594] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 0.059540] Console: colour VGA+ 80x25 [ 0.156112] console [ttyS0] enabled [ 0.156636] ACPI: Core revision 20180810 [ 0.157327] APIC: Switch to symmetric I/O mode setup [ 0.162008] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 0.163039] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x206eb2111f5, max_idle_ns: 440795222471 ns [ 0.164665] Calibrating delay loop (skipped) preset value.. 4499.99 BogoMIPS (lpj=2249998) [ 0.165657] pid_max: default: 32768 minimum: 301 [ 0.166675] Security Framework initialized [ 0.167251] SELinux: Initializing. [ 0.168924] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes) [ 0.170118] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 0.170668] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 0.171665] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 0.172846] x86/cpu: Activated the Intel User Mode Instruction Prevention (UMIP) CPU feature [ 0.173828] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 512 [ 0.174656] Last level dTLB entries: 4KB 2048, 2MB 2048, 4MB 1024, 1GB 0 [ 0.175657] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.176657] Spectre V2 : Mitigation: Full AMD retpoline [ 0.177656] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 0.178656] Spectre V2 : Enabling Restricted Speculation for firmware calls [ 0.179662] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 0.180656] Spectre V2 : User space: Mitigation: STIBP via seccomp and prctl [ 0.181657] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp [ 0.182925] Freeing SMP alternatives memory: 40K [ 0.286599] smpboot: CPU0: AMD EPYC 7B12 (family: 0x17, model: 0x31, stepping: 0x0) [ 0.286714] Performance Events: AMD PMU driver. [ 0.287660] ... version: 0 [ 0.288263] ... bit width: 48 [ 0.288656] ... generic registers: 4 [ 0.289656] ... value mask: 0000ffffffffffff [ 0.290397] ... max period: 00007fffffffffff [ 0.290656] ... fixed-purpose events: 0 [ 0.291656] ... event mask: 000000000000000f [ 0.292724] rcu: Hierarchical SRCU implementation. [ 0.293538] Decoding supported only on Scalable MCA processors. [ 0.293672] smp: Bringing up secondary CPUs ... [ 0.294713] x86: Booting SMP configuration: [ 0.295657] .... node #0, CPUs: #1 [ 0.104913] kvm-clock: cpu 1, msr 9baa2041, secondary cpu clock [ 0.104913] x86/cpu: Activated the Intel User Mode Instruction Prevention (UMIP) CPU feature [ 0.299805] smp: Brought up 1 node, 2 CPUs [ 0.300659] smpboot: Max logical packages: 1 [ 0.301312] smpboot: Total of 2 processors activated (8999.99 BogoMIPS) [ 0.302700] devtmpfs: initialized [ 0.303245] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.303245] kworker/u4:0 (22) used greatest stack depth: 13936 bytes left [ 0.303663] futex hash table entries: 512 (order: 3, 32768 bytes) [ 0.305788] RTC time: 22:49:28, date: 02/01/24 [ 0.307346] NET: Registered protocol family 16 [ 0.307703] audit: initializing netlink subsys (disabled) [ 0.308674] audit: type=2000 audit(1706827768.144:1): state=initialized audit_enabled=0 res=1 [ 0.309669] cpuidle: using governor menu [ 0.311685] ACPI: bus type PCI registered [ 0.312379] PCI: Using configuration type 1 for base access [ 0.312665] PCI: Using configuration type 1 for extended access [ 0.318324] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 0.318718] ACPI: Added _OSI(Module Device) [ 0.319670] ACPI: Added _OSI(Processor Device) [ 0.320657] ACPI: Added _OSI(3.0 _SCP Extensions) [ 0.321659] ACPI: Added _OSI(Processor Aggregator Device) [ 0.322658] ACPI: Added _OSI(Linux-Dell-Video) [ 0.323657] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 0.325185] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 0.326912] ACPI: Interpreter enabled [ 0.327667] ACPI: (supports S0 S3 S4 S5) [ 0.328214] ACPI: Using IOAPIC for interrupt routing [ 0.328680] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.329832] ACPI: Enabled 16 GPEs in block 00 to 0F [ 0.334023] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 0.334660] acpi PNP0A03:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI] [ 0.335660] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 0.336745] PCI host bridge to bus 0000:00 [ 0.337658] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 0.338579] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 0.338665] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 0.339657] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 0.340657] pci_bus 0000:00: root bus resource [bus 00-ff] [ 0.367521] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 0.439266] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 0.440722] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 0.442715] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 0.444508] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 0.445673] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 0.446902] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 0.447655] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 0.447666] pci 0000:00:05.0: vgaarb: bridge control possible [ 0.448657] vgaarb: loaded [ 0.449119] SCSI subsystem initialized [ 0.449699] ACPI: bus type USB registered [ 0.450685] usbcore: registered new interface driver usbfs [ 0.451672] usbcore: registered new interface driver hub [ 0.452464] usbcore: registered new device driver usb [ 0.452682] pps_core: LinuxPPS API ver. 1 registered [ 0.453657] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 0.454668] PTP clock support registered [ 0.455235] EDAC MC: Ver: 3.0.0 [ 0.455828] Advanced Linux Sound Architecture Driver Initialized. [ 0.456677] PCI: Using ACPI for IRQ routing [ 0.457788] NetLabel: Initializing [ 0.458303] NetLabel: domain hash size = 128 [ 0.458657] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 0.459668] NetLabel: unlabeled traffic allowed by default [ 0.460502] clocksource: Switched to clocksource kvm-clock [ 0.465181] VFS: Disk quotas dquot_6.6.0 [ 0.465810] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.466838] pnp: PnP ACPI init [ 0.467826] pnp: PnP ACPI: found 7 devices [ 0.474649] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.476060] NET: Registered protocol family 2 [ 0.476855] IP idents hash table entries: 131072 (order: 8, 1048576 bytes) [ 0.478272] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes) [ 0.479452] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 0.480583] TCP bind hash table entries: 65536 (order: 8, 1048576 bytes) [ 0.481642] TCP: Hash tables configured (established 65536 bind 65536) [ 0.482557] UDP hash table entries: 4096 (order: 5, 131072 bytes) [ 0.483496] UDP-Lite hash table entries: 4096 (order: 5, 131072 bytes) [ 0.484465] NET: Registered protocol family 1 [ 0.485245] RPC: Registered named UNIX socket transport module. [ 0.486145] RPC: Registered udp transport module. [ 0.486801] RPC: Registered tcp transport module. [ 0.487467] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.488339] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 0.489213] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 0.490369] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 0.491340] software IO TLB: mapped [mem 0xbbffd000-0xbfffd000] (64MB) [ 0.492363] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x206eb2111f5, max_idle_ns: 440795222471 ns [ 0.494042] Scanning for low memory corruption every 60 seconds [ 0.495311] Initialise system trusted keyrings [ 0.496104] workingset: timestamp_bits=56 max_order=21 bucket_order=0 [ 0.499150] NFS: Registering the id_resolver key type [ 0.499966] Key type id_resolver registered [ 0.500563] Key type id_legacy registered [ 0.503226] Key type asymmetric registered [ 0.503892] Asymmetric key parser 'x509' registered [ 0.504624] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 251) [ 0.505723] io scheduler noop registered [ 0.506288] io scheduler deadline registered [ 0.506902] io scheduler cfq registered (default) [ 0.507672] io scheduler mq-deadline registered [ 0.508626] io scheduler kyber registered [ 0.509477] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 0.510537] ACPI: Power Button [PWRF] [ 0.511138] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 0.512175] ACPI: Sleep Button [SLPF] [ 0.514445] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 0.515307] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 0.519392] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 0.520253] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 0.525998] PCI Interrupt Link [LNKB] enabled at IRQ 10 [ 0.526877] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 0.531057] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.553630] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 0.578416] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 0.601580] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 0.624947] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 0.626933] Non-volatile memory driver v1.3 [ 0.627880] Linux agpgart interface v0.103 [ 0.630190] loop: module loaded [ 0.659481] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 0.660697] e100: Copyright(c) 1999-2006 Intel Corporation [ 0.661909] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 0.663451] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 0.664760] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 0.666107] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 0.667277] sky2: driver version 1.30 [ 0.668114] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 0.669509] ehci-pci: EHCI PCI platform driver [ 0.670541] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 0.671847] ohci-pci: OHCI PCI platform driver [ 0.672880] uhci_hcd: USB Universal Host Controller Interface driver [ 0.674181] usbcore: registered new interface driver usblp [ 0.675349] usbcore: registered new interface driver usb-storage [ 0.676515] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 0.678284] i8042: Warning: Keylock active [ 0.680731] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 0.681809] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 0.683118] rtc_cmos 00:00: RTC can wake from S4 [ 0.684998] rtc_cmos 00:00: registered as rtc0 [ 0.686190] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 0.687767] device-mapper: ioctl: 4.39.0-ioctl (2018-04-03) initialised: dm-devel@redhat.com [ 0.689550] hidraw: raw HID events driver (C) Jiri Kosina [ 0.690768] usbcore: registered new interface driver usbhid [ 0.691978] usbhid: USB HID core driver [ 0.693169] Initializing XFRM netlink socket [ 0.694366] NET: Registered protocol family 10 [ 0.695326] Segment Routing with IPv6 [ 0.696259] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 0.697601] NET: Registered protocol family 17 [ 0.698491] Key type dns_resolver registered [ 0.699484] mce: Using 32 MCE banks [ 0.700323] sched_clock: Marking stable (596381903, 103913417)->(712777716, -12482396) [ 0.702490] registered taskstats version 1 [ 0.703387] Loading compiled-in X.509 certificates [ 0.704620] Magic number: 12:172:855 [ 0.705442] console [netcon0] enabled [ 0.706299] netconsole: network logging started [ 0.707268] ALSA device list: [ 0.707923] No soundcards found. [ 0.891290] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 1.308581] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 1.310080] md: Waiting for all devices to be available before autodetect [ 1.311017] md: If you don't use raid, use raid=noautodetect [ 1.311979] md: Autodetecting RAID arrays. [ 1.312824] md: autorun ... [ 1.313251] md: ... autorun DONE. [ 1.313751] VFS: Cannot open root device "sda1" or unknown-block(0,0): error -6 [ 1.314755] Please append a correct "root=" boot option; here are the available partitions: [ 1.315872] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0) [ 1.317048] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.19.204 #1 [ 1.317925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 1.319187] Call Trace: [ 1.319545] dump_stack+0x69/0x84 [ 1.320151] panic+0xe2/0x236 [ 1.320794] mount_block_root+0x189/0x226 [ 1.321615] mount_root+0x10a/0x127 [ 1.322171] prepare_namespace+0x13a/0x172 [ 1.322826] kernel_init_freeable+0x1f7/0x20c [ 1.323465] ? rest_init+0xa0/0xa0 [ 1.324018] kernel_init+0x9/0xfc [ 1.324482] ret_from_fork+0x22/0x40 [ 1.325103] Kernel Offset: 0xfc00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 1.326643] ---[ end Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0) ]--- syzkaller build log: go env (err=) GO111MODULE='auto' GOARCH='amd64' GOBIN='' GOCACHE='/syzkaller/.cache/go-build' GOENV='/syzkaller/.config/go/env' GOEXE='' GOEXPERIMENT='' GOFLAGS='' GOHOSTARCH='amd64' GOHOSTOS='linux' GOINSECURE='' GOMODCACHE='/syzkaller/jobs-2/linux/gopath/pkg/mod' GONOPROXY='' GONOSUMDB='' GOOS='linux' GOPATH='/syzkaller/jobs-2/linux/gopath' GOPRIVATE='' GOPROXY='https://proxy.golang.org,direct' GOROOT='/usr/local/go' GOSUMDB='sum.golang.org' GOTMPDIR='' GOTOOLCHAIN='auto' GOTOOLDIR='/usr/local/go/pkg/tool/linux_amd64' GOVCS='' GOVERSION='go1.21.4' GCCGO='gccgo' GOAMD64='v1' AR='ar' CC='gcc' CXX='g++' CGO_ENABLED='1' GOMOD='/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/go.mod' GOWORK='' CGO_CFLAGS='-O2 -g' CGO_CPPFLAGS='' CGO_CXXFLAGS='-O2 -g' CGO_FFLAGS='-O2 -g' CGO_LDFLAGS='-O2 -g' PKG_CONFIG='pkg-config' GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build1098136313=/tmp/go-build -gno-record-gcc-switches' git status (err=) HEAD detached at 1a2f6297d nothing to commit, working tree clean tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:32: run command via tools/syz-env for best compatibility, see: Makefile:33: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen make .descriptions tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified bin/syz-sysgen touch .descriptions GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=1a2f6297df2e11f3ef37e97803568cb1b9ef875b -X 'github.com/google/syzkaller/prog.gitRevisionDate=20230706-093639'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-fuzzer github.com/google/syzkaller/syz-fuzzer GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=1a2f6297df2e11f3ef37e97803568cb1b9ef875b -X 'github.com/google/syzkaller/prog.gitRevisionDate=20230706-093639'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=1a2f6297df2e11f3ef37e97803568cb1b9ef875b -X 'github.com/google/syzkaller/prog.gitRevisionDate=20230706-093639'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-stress github.com/google/syzkaller/tools/syz-stress mkdir -p ./bin/linux_amd64 gcc -o ./bin/linux_amd64/syz-executor executor/executor.cc \ -m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -static-pie -fpermissive -w -DGOOS_linux=1 -DGOARCH_amd64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"1a2f6297df2e11f3ef37e97803568cb1b9ef875b\"