failed to run ["ssh" "-p" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "root@10.128.10.7" "pwd"]: exit status 255 ssh: connect to host 10.128.10.7 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' (ECDSA) to the list of known hosts. serialport: Connected to syzkaller.us-central1-f.ci2-upstream-kcsan-gce-test-1 port 1 (session ID: 96e31f5f05482b7762182eea824d3f2ca6b45527fa01df7156788df9475a0ad8, active connections: 1). 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 63933bc8-6996-8746-c186-745a6f25a2fa 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 0x000f27f0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... [ 0.000000][ T0] Linux version 6.14.0-syzkaller-02665-g1e26c5e28ca5 (syzkaller@syzkaller) (Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40) #0 SMP PREEMPT_DYNAMIC now [ 0.000000][ T0] Command line: BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000023fffffff] usable [ 0.000000][ T0] printk: legacy bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ********************************************************** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** This system shows unhashed kernel memory addresses ** [ 0.000000][ T0] ** via the console, logs, and other interfaces. This ** [ 0.000000][ T0] ** might reduce the security of your system. ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** If you see this message and you are not debugging ** [ 0.000000][ T0] ** the kernel, report this immediately to your system ** [ 0.000000][ T0] ** administrator! ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ********************************************************** [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] Malformed early option 'numa' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] APIC: Static calls initialized [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 0.000000][ T0] DMI: Memory slots populated: 1/1 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000003][ T0] kvm-clock: using sched offset of 2678325208 cycles [ 0.000815][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003542][ T0] tsc: Detected 2199.998 MHz processor [ 0.008800][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.009745][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.011071][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.012220][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.019032][ T0] found SMP MP-table at [mem 0x000f2ab0-0x000f2abf] [ 0.020138][ T0] Using GB pages for direct mapping [ 0.023440][ T0] ACPI: Early table checksum verification disabled [ 0.024651][ T0] ACPI: RSDP 0x00000000000F2830 000014 (v00 Google) [ 0.025750][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.027108][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.028406][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.029881][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.030668][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.031515][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.032783][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.034136][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.035484][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.036859][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.038121][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.039218][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.040402][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.041589][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.042622][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.043828][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.045185][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.046711][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.047670][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.048825][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.049908][ T0] NUMA: Node 0 [mem 0x00001000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00001000-0xbfffffff] [ 0.051895][ T0] NUMA: Node 0 [mem 0x00001000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00001000-0x23fffffff] [ 0.053915][ T0] NODE_DATA(0) allocated [mem 0x23fff9f80-0x23fffdcbf] [ 0.055044][ T0] Zone ranges: [ 0.055641][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.056618][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.057534][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.058447][ T0] Movable zone start for each node [ 0.059116][ T0] Early memory node ranges [ 0.059741][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.060862][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.061944][ T0] node 0: [mem 0x0000000100000000-0x000000023fffffff] [ 0.062954][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000023fffffff] [ 0.064570][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.065770][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.240564][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.242262][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.243141][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.244252][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.245429][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.246421][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.247383][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.248365][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.249386][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.250350][ T0] CPU topo: Max. logical packages: 1 [ 0.251080][ T0] CPU topo: Max. logical dies: 1 [ 0.251814][ T0] CPU topo: Max. dies per package: 1 [ 0.252778][ T0] CPU topo: Max. threads per core: 2 [ 0.253675][ T0] CPU topo: Num. cores per package: 1 [ 0.254510][ T0] CPU topo: Num. threads per package: 2 [ 0.255353][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs [ 0.256360][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.257480][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.258856][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.259980][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.261370][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.262676][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.264069][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.265708][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.266624][ T0] Booting paravirtualized kernel on KVM [ 0.267517][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.297119][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.299165][ T0] percpu: Embedded 53 pages/cpu s178696 r8192 d30200 u1048576 [ 0.300515][ T0] kvm-guest: PV spinlocks enabled [ 0.301377][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.302798][ T0] Kernel command line: earlyprintk=serial net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 ima_policy=tcb nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 binder.debug_mask=0 rcupdate.rcu_expedited=1 rcupdate.rcu_cpu_stall_cputime=1 no_hash_pointers page_owner=on sysctl.vm.nr_hugepages=4 sysctl.vm.nr_overcommit_hugepages=4 secretmem.enable=1 sysctl.max_rcu_stall_to_panic=1 msr.allow_writes=off coredump_filter=0xffff root=/dev/sda console=ttyS0 vsyscall=native numa=fake=2 kvm-intel.nested=1 spec_store_bypass_disable=prctl nopcid vivid.n_devs=64 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=32 rose.rose_ndevs=32 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 dummy_hcd.num=32 max_loop=32 nbds_max=32 BOOT_IMAGE=/b [ 0.313614][ T0] Unknown kernel command line parameters "ima_policy=tcb page_owner=on spec_store_bypass_disable=prctl watchdog_thresh=55 nbds_max=32 BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 0.331827][ T0] random: crng init done [ 0.332656][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes [ 0.336543][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.339011][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.340713][ T0] Fallback order for Node 0: 0 [ 0.340727][ T0] Built 1 zonelists, mobility grouping on. Total pages: 2097051 [ 0.342379][ T0] Policy zone: Normal [ 0.342989][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off [ 0.344282][ T0] software IO TLB: area num 2. [ 0.397790][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.399334][ T0] Kernel/User page tables isolation: enabled [ 0.403743][ T0] Dynamic Preempt: voluntary [ 0.405182][ T0] rcu: Preemptible hierarchical RCU implementation. [ 0.406350][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 0.407528][ T0] All grace periods are expedited (rcu_expedited). [ 0.408491][ T0] Trampoline variant of Tasks RCU enabled. [ 0.409698][ T0] Tracing variant of Tasks RCU enabled. [ 0.410590][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.411925][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.413143][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.414595][ T0] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2. [ 0.465895][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 0.467799][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.469898][ T0] Console: colour VGA+ 80x25 [ 0.470801][ T0] printk: legacy console [ttyS0] enabled [ 0.470801][ T0] printk: legacy console [ttyS0] enabled [ 0.473134][ T0] printk: legacy bootconsole [earlyser0] disabled [ 0.473134][ T0] printk: legacy bootconsole [earlyser0] disabled [ 0.475542][ T0] ACPI: Core revision 20240827 [ 0.477064][ T0] APIC: Switch to symmetric I/O mode setup [ 0.483775][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 0.485166][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns [ 0.487146][ T0] Calibrating delay loop (skipped) preset value.. 4399.99 BogoMIPS (lpj=21999980) [ 0.489160][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 0.490012][ T0] Last level dTLB entries: 4KB 64, 2MB 32, 4MB 32, 1GB 4 [ 0.491451][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.492981][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall and VM exit [ 0.494322][ T0] Spectre V2 : Mitigation: IBRS [ 0.495896][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 0.497149][ T0] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT [ 0.498270][ T0] RETBleed: Mitigation: IBRS [ 0.499161][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 0.500748][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl [ 0.501993][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 0.503796][ T0] MDS: Mitigation: Clear CPU buffers [ 0.504624][ T0] TAA: Mitigation: Clear CPU buffers [ 0.505584][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 0.507172][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.508472][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.509545][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.510539][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.511904][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.820295][ T0] Freeing SMP alternatives memory: 100K [ 0.821237][ T0] pid_max: default: 32768 minimum: 301 [ 0.822034][ T0] LSM: initializing lsm=capability,selinux [ 0.822898][ T0] SELinux: Initializing. [ 0.824152][ T0] stackdepot: allocating hash table of 524288 entries via kvcalloc [ 0.830343][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.831621][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.833705][ T0] kcsan: non-strict mode configured - use CONFIG_KCSAN_STRICT=y to see all data races [ 0.956001][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 0.957135][ T1] Performance Events: unsupported CPU family 6 model 79 no PMU driver, software events only. [ 0.957135][ T1] signal: max sigframe size: 1776 [ 0.957135][ T1] rcu: Hierarchical SRCU implementation. [ 0.957135][ T1] rcu: Max phase no-delay instances is 1000. [ 0.957135][ T1] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level [ 0.957135][ T1] smp: Bringing up secondary CPUs ... [ 0.957135][ T1] smpboot: x86: Booting SMP configuration: [ 0.957154][ T1] .... node #0, CPUs: #1 [ 0.957359][ T1] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 0.961135][ T1] TAA CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/tsx_async_abort.html for more details. [ 0.964186][ T1] MMIO Stale Data CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/processor_mmio_stale_data.html for more details. [ 0.967234][ T1] smp: Brought up 1 node, 2 CPUs [ 0.968222][ T1] smpboot: Total of 2 processors activated (8799.99 BogoMIPS) [ 0.969625][ T1] Memory: 8033264K/8388204K available (71799K kernel code, 5685K rwdata, 15440K rodata, 18068K init, 2140K bss, 341800K reserved, 0K cma-reserved) [ 0.972776][ T1] devtmpfs: initialized [ 0.991443][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.991443][ T1] posixtimers hash table entries: 1024 (order: 2, 16384 bytes, linear) [ 0.991443][ T1] futex hash table entries: 512 (order: 3, 32768 bytes, linear) [ 0.993400][ T1] PM: RTC time: 17:06:36, date: 2025-03-26 [ 0.999895][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 1.008399][ T1] audit: initializing netlink subsys (disabled) [ 1.009337][ T29] audit: type=2000 audit(1743008796.831:1): state=initialized audit_enabled=0 res=1 [ 1.010177][ T1] kcsan: selftest: 3/3 tests passed [ 1.011925][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.011932][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.017150][ T1] cpuidle: using governor menu [ 1.019247][ T1] NET: Registered PF_QIPCRTR protocol family [ 1.027618][ T1] PCI: Using configuration type 1 for base access [ 1.036103][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 1.036103][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 1.057425][ T1] ACPI: Added _OSI(Module Device) [ 1.058501][ T1] ACPI: Added _OSI(Processor Device) [ 1.059963][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 1.061154][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 1.074736][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.093315][ T1] ACPI: Interpreter enabled [ 1.093315][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 1.093315][ T1] ACPI: Using IOAPIC for interrupt routing [ 1.097141][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 1.098941][ T1] PCI: Ignoring E820 reservations for host bridge windows [ 1.101197][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 1.122121][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 1.124136][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 1.125586][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 1.127216][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended configuration space under this bridge [ 1.131026][ T1] PCI host bridge to bus 0000:00 [ 1.132118][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 1.134036][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 1.136180][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 1.137153][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 1.138924][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 1.140268][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 conventional PCI endpoint [ 1.147322][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 conventional PCI endpoint [ 1.155532][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 conventional PCI endpoint [ 1.162249][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 1.164732][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 conventional PCI endpoint [ 1.177177][ T1] pci 0000:00:03.0: BAR 0 [io 0xc000-0xc03f] [ 1.178556][ T1] pci 0000:00:03.0: BAR 1 [mem 0xfe800000-0xfe80007f] [ 1.180800][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 conventional PCI endpoint [ 1.193276][ T1] pci 0000:00:04.0: BAR 0 [io 0xc040-0xc07f] [ 1.194349][ T1] pci 0000:00:04.0: BAR 1 [mem 0xfe801000-0xfe80107f] [ 1.196336][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 conventional PCI endpoint [ 1.207263][ T1] pci 0000:00:05.0: BAR 0 [mem 0xfe000000-0xfe7fffff] [ 1.208672][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 1.210983][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 conventional PCI endpoint [ 1.221336][ T1] pci 0000:00:06.0: BAR 0 [io 0xc080-0xc09f] [ 1.223132][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint [ 1.235583][ T1] pci 0000:00:07.0: BAR 0 [io 0xc0a0-0xc0bf] [ 1.237190][ T1] pci 0000:00:07.0: BAR 1 [mem 0xfe802000-0xfe80203f] [ 1.242069][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 1.245487][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 1.247509][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 1.250398][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 1.253091][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 1.257462][ T1] iommu: Default domain type: Translated [ 1.258333][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 1.260137][ T1] SCSI subsystem initialized [ 1.261478][ T1] ACPI: bus type USB registered [ 1.262456][ T1] usbcore: registered new interface driver usbfs [ 1.263588][ T1] usbcore: registered new interface driver hub [ 1.264570][ T1] usbcore: registered new device driver usb [ 1.265858][ T1] mc: Linux media interface: v0.10 [ 1.266766][ T1] videodev: Linux video capture interface: v2.00 [ 1.267294][ T1] pps_core: LinuxPPS API ver. 1 registered [ 1.268310][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 1.269832][ T1] PTP clock support registered [ 1.270848][ T1] EDAC MC: Ver: 3.0.0 [ 1.272539][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 1.276000][ T1] Bluetooth: Core ver 2.22 [ 1.277210][ T1] NET: Registered PF_BLUETOOTH protocol family [ 1.278100][ T1] Bluetooth: HCI device and connection manager initialized [ 1.279181][ T1] Bluetooth: HCI socket layer initialized [ 1.280017][ T1] Bluetooth: L2CAP socket layer initialized [ 1.281157][ T1] Bluetooth: SCO socket layer initialized [ 1.282772][ T1] NET: Registered PF_ATMPVC protocol family [ 1.283744][ T1] NET: Registered PF_ATMSVC protocol family [ 1.284944][ T1] NetLabel: Initializing [ 1.285685][ T1] NetLabel: domain hash size = 128 [ 1.286452][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 1.287310][ T1] NetLabel: unlabeled traffic allowed by default [ 1.289413][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 1.290349][ T1] NET: Registered PF_NFC protocol family [ 1.291525][ T1] PCI: Using ACPI for IRQ routing [ 1.292798][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 1.294179][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 1.295435][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 1.297148][ T1] vgaarb: loaded [ 1.319541][ T1] clocksource: Switched to clocksource kvm-clock [ 1.322395][ T1] VFS: Disk quotas dquot_6.6.0 [ 1.323450][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 1.326975][ T1] pnp: PnP ACPI init [ 1.327282][ T1] pnp: PnP ACPI: found 7 devices [ 1.347650][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 1.350095][ T1] NET: Registered PF_INET protocol family [ 1.351843][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 1.365041][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) [ 1.367346][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 1.369579][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 1.374971][ T1] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, linear) [ 1.384071][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 1.385934][ T1] MPTCP token hash table entries: 8192 (order: 5, 196608 bytes, linear) [ 1.389171][ T1] UDP hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 1.392643][ T1] UDP-Lite hash table entries: 4096 (order: 6, 262144 bytes, linear) [ 1.395339][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 1.397166][ T1] RPC: Registered named UNIX socket transport module. [ 1.398837][ T1] RPC: Registered udp transport module. [ 1.400078][ T1] RPC: Registered tcp transport module. [ 1.401609][ T1] RPC: Registered tcp-with-tls transport module. [ 1.402915][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 1.407943][ T1] NET: Registered PF_XDP protocol family [ 1.409271][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 1.410680][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 1.412492][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 1.414544][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 1.416545][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 1.418548][ T1] PCI: CLS 0 bytes, default 64 [ 1.419514][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.420989][ T1] software IO TLB: mapped [mem 0x00000000bbffd000-0x00000000bfffd000] (64MB) [ 1.422952][ T1] ACPI: bus type thunderbolt registered [ 1.430299][ T53] kworker/u8:2 (53) used greatest stack depth: 13888 bytes left [ 1.437969][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 1.439966][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns [ 1.442642][ T1] clocksource: Switched to clocksource tsc [ 3.147918][ T1] Initialise system trusted keyrings [ 3.149062][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 3.161181][ T1] NFS: Registering the id_resolver key type [ 3.162777][ T1] Key type id_resolver registered [ 3.163562][ T1] Key type id_legacy registered [ 3.165374][ T1] 9p: Installing v9fs 9p2000 file system support [ 3.209398][ T1] Key type asymmetric registered [ 3.210796][ T1] Asymmetric key parser 'x509' registered [ 3.212063][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 246) [ 3.213402][ T1] io scheduler mq-deadline registered [ 3.214180][ T1] io scheduler kyber registered [ 3.216069][ T1] usbcore: registered new interface driver udlfb [ 3.217089][ T1] usbcore: registered new interface driver smscufx [ 3.218487][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 3.220351][ T1] ACPI: button: Power Button [PWRF] [ 3.221473][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 3.223133][ T1] ACPI: button: Sleep Button [SLPF] [ 3.224145][ T108] kworker/u8:0 (108) used greatest stack depth: 13424 bytes left [ 3.239034][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 3.240041][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 3.246979][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 3.248078][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 3.256523][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 3.257456][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 3.263632][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 3.269519][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 3.271416][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 3.273541][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 3.275564][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 3.278012][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 3.280838][ T1] Non-volatile memory driver v1.3 [ 3.284960][ T1] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 3.286296][ T1] #PF: supervisor read access in kernel mode [ 3.287125][ T1] #PF: error_code(0x0000) - not-present page [ 3.287952][ T1] PGD 0 P4D 0 [ 3.288442][ T1] Oops: Oops: 0000 [#1] SMP PTI [ 3.289125][ T1] CPU: 0 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.14.0-syzkaller-02665-g1e26c5e28ca5 #0 PREEMPT(voluntary) [ 3.289286][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 3.289286][ T1] RIP: 0010:msix_capability_init+0x3f7/0x8c0 [ 3.289286][ T1] Code: e8 fe 3d 77 ff 41 8b 06 89 84 24 e0 00 00 00 4c 89 ff e8 bc 42 77 ff 4d 8b 3f 4c 89 bc 24 e8 00 00 00 48 89 df e8 d9 3d 77 ff <8b> 1b be 00 00 40 00 21 de 31 ff e8 29 9a 5d ff b8 00 00 40 00 21 [ 3.289286][ T1] RSP: 0000:ffffc900000174a8 EFLAGS: 00010246 [ 3.289286][ T1] RAX: ffff8881001b8a98 RBX: 0000000000000000 RCX: ffffffff81f5f7e7 [ 3.289286][ T1] RDX: 00000000000000b4 RSI: 0000000000000000 RDI: 0000000000000000 [ 3.289286][ T1] RBP: 0000000000000101 R08: 0000000000000003 R09: 0000000000000000 [ 3.289286][ T1] R10: 0001ffffffffffff R11: 0001c90000017476 R12: 0000000000000000 [ 3.289286][ T1] R13: 0000000000000000 R14: ffff8881013d939c R15: ffffc90000029008 [ 3.289286][ T1] FS: 0000000000000000(0000) GS:ffff8882aee5d000(0000) knlGS:0000000000000000 [ 3.289286][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3.289286][ T1] CR2: 0000000000000000 CR3: 0000000006836000 CR4: 00000000003506f0 [ 3.289286][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3.289286][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3.289286][ T1] Call Trace: [ 3.289286][ T1] [ 3.289286][ T1] ? __die_body+0x5f/0xb0 [ 3.289286][ T1] ? page_fault_oops+0x590/0x670 [ 3.289286][ T1] ? _raw_spin_unlock_irqrestore+0x2b/0x60 [ 3.289286][ T1] ? exc_page_fault+0x4d5/0x650 [ 3.289286][ T1] ? asm_exc_page_fault+0x26/0x30 [ 3.289286][ T1] ? msix_capability_init+0x3f7/0x8c0 [ 3.289286][ T1] ? msix_capability_init+0x3f7/0x8c0 [ 3.289286][ T1] ? msix_capability_init+0x3f7/0x8c0 [ 3.289286][ T1] __pci_enable_msix_range+0x435/0x4d0 [ 3.289286][ T1] ? vsnprintf+0x84d/0x8a0 [ 3.289286][ T1] pci_alloc_irq_vectors_affinity+0xae/0x1f0 [ 3.289286][ T1] vp_find_vqs_msix+0x412/0x8b0 [ 3.289286][ T1] vp_find_vqs+0x50/0x510 [ 3.289286][ T1] ? probe_common+0x83/0x3d0 [ 3.289286][ T1] ? probe_common+0x95/0x3d0 [ 3.289286][ T1] probe_common+0x1f0/0x3d0 [ 3.289286][ T1] ? __pfx_random_recv_done+0x10/0x10 [ 3.289286][ T1] ? iowrite32+0x30/0xa0 [ 3.289286][ T1] virtrng_probe+0x15/0x20 [ 3.289286][ T1] virtio_dev_probe+0x632/0x7b0 [ 3.289286][ T1] ? __pfx_virtio_dev_probe+0x10/0x10 [ 3.289286][ T1] really_probe+0x1cf/0x5d0 [ 3.289286][ T1] __driver_probe_device+0x12d/0x200 [ 3.289286][ T1] driver_probe_device+0x38/0x2f0 [ 3.289286][ T1] __driver_attach+0x311/0x400 [ 3.289286][ T1] ? __pfx___driver_attach+0x10/0x10 [ 3.289286][ T1] bus_for_each_dev+0x1af/0x210 [ 3.289286][ T1] driver_attach+0x2b/0x40 [ 3.289286][ T1] bus_add_driver+0x272/0x470 [ 3.289286][ T1] driver_register+0x163/0x220 [ 3.289286][ T1] __register_virtio_driver+0x7a/0x90 [ 3.289286][ T1] ? __pfx_virtio_rng_driver_init+0x10/0x10 [ 3.289286][ T1] virtio_rng_driver_init+0x17/0x20 [ 3.289286][ T1] do_one_initcall+0x10d/0x580 [ 3.289286][ T1] ? __pfx_nvram_module_init+0x10/0x10 [ 3.289286][ T1] do_initcall_level+0x91/0x190 [ 3.289286][ T1] do_initcalls+0x89/0xf0 [ 3.289286][ T1] do_basic_setup+0x5b/0x70 [ 3.289286][ T1] kernel_init_freeable+0x1d5/0x280 [ 3.289286][ T1] ? __pfx_kernel_init+0x10/0x10 [ 3.289286][ T1] kernel_init+0x1b/0x300 [ 3.289286][ T1] ret_from_fork+0x4b/0x60 [ 3.289286][ T1] ? __pfx_kernel_init+0x10/0x10 [ 3.289286][ T1] ret_from_fork_asm+0x1a/0x30 [ 3.289286][ T1] [ 3.289286][ T1] Modules linked in: [ 3.289286][ T1] CR2: 0000000000000000 [ 3.289286][ T1] ---[ end trace 0000000000000000 ]--- [ 3.289286][ T1] RIP: 0010:msix_capability_init+0x3f7/0x8c0 [ 3.289286][ T1] Code: e8 fe 3d 77 ff 41 8b 06 89 84 24 e0 00 00 00 4c 89 ff e8 bc 42 77 ff 4d 8b 3f 4c 89 bc 24 e8 00 00 00 48 89 df e8 d9 3d 77 ff <8b> 1b be 00 00 40 00 21 de 31 ff e8 29 9a 5d ff b8 00 00 40 00 21 [ 3.289286][ T1] RSP: 0000:ffffc900000174a8 EFLAGS: 00010246 [ 3.289286][ T1] RAX: ffff8881001b8a98 RBX: 0000000000000000 RCX: ffffffff81f5f7e7 [ 3.289286][ T1] RDX: 00000000000000b4 RSI: 0000000000000000 RDI: 0000000000000000 [ 3.289286][ T1] RBP: 0000000000000101 R08: 0000000000000003 R09: 0000000000000000 [ 3.289286][ T1] R10: 0001ffffffffffff R11: 0001c90000017476 R12: 0000000000000000 [ 3.289286][ T1] R13: 0000000000000000 R14: ffff8881013d939c R15: ffffc90000029008 [ 3.289286][ T1] FS: 0000000000000000(0000) GS:ffff8882aee5d000(0000) knlGS:0000000000000000 [ 3.289286][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3.289286][ T1] CR2: 0000000000000000 CR3: 0000000006836000 CR4: 00000000003506f0 [ 3.289286][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3.289286][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3.289286][ T1] Kernel panic - not syncing: Fatal exception [ 3.289286][ T1] Kernel Offset: disabled [ 3.289286][ T1] Rebooting in 86400 seconds..