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@10.128.1.77" "pwd"]: exit status 255 ssh: connect to host 10.128.1.77 port 22: Connection timed out Pseudo-terminal will not be allocated because stdin is not a terminal. Warning: Permanently added '[ssh-serialport.googleapis.com]:9600,[216.239.38.127]:9600' (RSA) to the list of known hosts. serialport: Connected to syzkaller.us-central1-c.ci-upstream-kasan-gce-386-test-0 port 1 (session ID: 32c111a237d5dd49477de2261a98ea6f82d2daef9a07a87087026cf1f0afd258, 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 bd566469-649d-f933-eed3-56879202deb4 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 0x000f2490: 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 6.0.0-rc1-syzkaller (syzkaller@syzkaller) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #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] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] signal: max sigframe size: 1776 [ 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: 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] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000008][ T0] kvm-clock: using sched offset of 4063241638 cycles [ 0.000845][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003885][ T0] tsc: Detected 2200.222 MHz processor [ 0.009742][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.011200][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.012484][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.019119][ T0] found SMP MP-table at [mem 0x000f2750-0x000f275f] [ 0.020164][ T0] Using GB pages for direct mapping [ 0.022616][ T0] ACPI: Early table checksum verification disabled [ 0.023891][ T0] ACPI: RSDP 0x00000000000F24D0 000014 (v00 Google) [ 0.025136][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.026936][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.028939][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.030934][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.031699][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.032503][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.033766][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.035177][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.036912][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.038910][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.040348][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.041540][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.043058][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.044115][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.045260][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.046335][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.047558][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.049485][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.050348][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.051276][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.052544][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.053747][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.054717][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.056769][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.058882][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.060632][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.062288][ T0] NODE_DATA(0) allocated [mem 0x13fffa000-0x13fffffff] [ 0.063754][ T0] NODE_DATA(1) allocated [mem 0x23fff7000-0x23fffcfff] [ 0.102793][ T0] Zone ranges: [ 0.103309][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.104290][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.105459][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.106571][ T0] Device empty [ 0.107098][ T0] Movable zone start for each node [ 0.107775][ T0] Early memory node ranges [ 0.108537][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.109599][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.110693][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.111622][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.112655][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.113719][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.114749][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.114903][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.153226][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.500213][ T0] kasan: KernelAddressSanitizer initialized [ 0.502768][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.503839][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.504975][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.506363][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.507430][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.508548][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.509577][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.510744][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.512128][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.513200][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.514497][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.515815][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.517036][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.518241][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.519720][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.521113][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.522510][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.523600][ T0] Booting paravirtualized kernel on KVM [ 0.524450][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.593760][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.595849][ T0] percpu: Embedded 69 pages/cpu s243912 r8192 d30520 u1048576 [ 0.597734][ T0] kvm-guest: PV spinlocks enabled [ 0.598668][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.600241][ T0] Fallback order for Node 0: 0 1 [ 0.601091][ T0] Fallback order for Node 1: 1 0 [ 0.601795][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2064125 [ 0.602932][ T0] Policy zone: Normal [ 0.603459][ 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 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 root=/dev/sda console=ttyS0 vsyscall=native numa=fake=2 kvm-intel.nested=1 spec_store_bypass_disable=prctl nopcid vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 dummy_hcd.num=8 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.622497][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 0.625858][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 0.629847][ T0] stackdepot hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.632639][ T0] software IO TLB: area num 2. [ 1.526070][ T0] Memory: 6828212K/8388204K available (143390K kernel code, 34859K rwdata, 30344K rodata, 2724K init, 33928K bss, 1559736K reserved, 0K cma-reserved) [ 1.529913][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.533014][ T0] Dynamic Preempt: full [ 1.534298][ T0] Running RCU self tests [ 1.534989][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.535972][ T0] rcu: RCU lockdep checking is enabled. [ 1.536901][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.538093][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.539233][ T0] rcu: RCU debug extended QS entry/exit. [ 1.540060][ T0] All grace periods are expedited (rcu_expedited). [ 1.541016][ T0] Trampoline variant of Tasks RCU enabled. [ 1.542601][ T0] Tracing variant of Tasks RCU enabled. [ 1.543766][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.545226][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.585129][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.587400][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.588999][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823bc00000-0xffff88823be00000 [ 1.590759][ T0] random: crng init done [ 1.592345][ T0] Console: colour VGA+ 80x25 [ 1.593177][ T0] printk: console [ttyS0] enabled [ 1.593177][ T0] printk: console [ttyS0] enabled [ 1.594587][ T0] printk: bootconsole [earlyser0] disabled [ 1.594587][ T0] printk: bootconsole [earlyser0] disabled [ 1.596687][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.598050][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.598946][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.599785][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.600491][ T0] ... CLASSHASH_SIZE: 4096 [ 1.601192][ T0] ... MAX_LOCKDEP_ENTRIES: 131072 [ 1.602015][ T0] ... MAX_LOCKDEP_CHAINS: 262144 [ 1.602855][ T0] ... CHAINHASH_SIZE: 131072 [ 1.603826][ T0] memory used by lock dependency info: 20657 kB [ 1.605123][ T0] memory used for stack traces: 8320 kB [ 1.606522][ T0] per task-struct memory footprint: 1920 bytes [ 1.607739][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.609515][ T0] ACPI: Core revision 20220331 [ 1.610861][ T0] APIC: Switch to symmetric I/O mode setup [ 1.617701][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.619282][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb70472bf8, max_idle_ns: 440795223191 ns [ 1.621693][ T0] Calibrating delay loop (skipped) preset value.. 4400.44 BogoMIPS (lpj=22002220) [ 1.623427][ T0] pid_max: default: 32768 minimum: 301 [ 1.624558][ T0] LSM: Security Framework initializing [ 1.626220][ T0] landlock: Up and running. [ 1.627075][ T0] Yama: becoming mindful. [ 1.627936][ T0] TOMOYO Linux initialized [ 1.628836][ T0] AppArmor: AppArmor initialized [ 1.629726][ T0] LSM support for eBPF active [ 1.635493][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 1.638834][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 1.640823][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.641755][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.646391][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 1.647598][ T0] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4 [ 1.648941][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.650287][ T0] Spectre V2 : Mitigation: IBRS [ 1.651711][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 1.653314][ T0] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT [ 1.654575][ T0] RETBleed: Mitigation: IBRS [ 1.655438][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 1.657024][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.659287][ T0] MDS: Mitigation: Clear CPU buffers [ 1.660177][ T0] TAA: Mitigation: Clear CPU buffers [ 1.661069][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.663930][ T0] Freeing SMP alternatives memory: 112K [ 1.786829][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 1.791549][ T1] cblist_init_generic: Setting adjustable number of callback queues. [ 1.791678][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 1.791678][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 1.791678][ T1] Running RCU-tasks wait API self tests [ 1.902017][ T1] Performance Events: unsupported p6 CPU model 79 no PMU driver, software events only. [ 1.904352][ T1] rcu: Hierarchical SRCU implementation. [ 1.905268][ T1] rcu: Max phase no-delay instances is 1000. [ 1.910083][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.912059][ T1] smp: Bringing up secondary CPUs ... [ 1.915240][ T1] x86: Booting SMP configuration: [ 1.916129][ T1] .... node #0, CPUs: #1 [ 1.918167][ 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. [ 1.918167][ 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. [ 1.921863][ 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. [ 1.925217][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.925931][ T1] smpboot: Max logical packages: 1 [ 1.926677][ T1] smpboot: Total of 2 processors activated (8800.88 BogoMIPS) [ 1.941814][ T13] Callback from call_rcu_tasks_trace() invoked. [ 1.964812][ T1] allocated 134217728 bytes of page_ext [ 1.966157][ T1] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.978806][ T1] Node 0, zone DMA32: page owner found early allocated 19071 pages [ 1.993507][ T1] Node 0, zone Normal: page owner found early allocated 228 pages [ 2.001384][ T1] Node 1, zone Normal: page owner found early allocated 18928 pages [ 2.003703][ T1] devtmpfs: initialized [ 2.012919][ T1] x86/mm: Memory block size: 128MB [ 2.044491][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.051696][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 2.051828][ T1] PM: RTC time: 05:04:56, date: 2022-08-16 [ 2.067175][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 2.073457][ T1] audit: initializing netlink subsys (disabled) [ 2.081775][ T27] audit: type=2000 audit(1660626296.380:1): state=initialized audit_enabled=0 res=1 [ 2.081698][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.081698][ T1] thermal_sys: Registered thermal governor 'user_space' [ 2.081698][ T1] cpuidle: using governor menu [ 2.081698][ T1] NET: Registered PF_QIPCRTR protocol family [ 2.087179][ T1] PCI: Using configuration type 1 for base access [ 2.122454][ T12] Callback from call_rcu_tasks() invoked. [ 2.281810][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.284183][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 2.291704][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 2.291704][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 2.291704][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 2.304959][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.311714][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 2.311810][ T1] raid6: using avx2x2 recovery algorithm [ 2.314248][ T1] ACPI: Added _OSI(Module Device) [ 2.315290][ T1] ACPI: Added _OSI(Processor Device) [ 2.316292][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 2.317407][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 2.318462][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 2.319554][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 2.321750][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 2.422328][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 2.500028][ T1] ACPI: Interpreter enabled [ 2.501384][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 2.501757][ T1] ACPI: Using IOAPIC for interrupt routing [ 2.503187][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.504863][ T1] PCI: Using E820 reservations for host bridge windows [ 2.509929][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 2.647128][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 2.648829][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 2.650659][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 2.652370][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 2.670121][ T1] PCI host bridge to bus 0000:00 [ 2.671187][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 2.671719][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 2.673250][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 2.674460][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 2.675883][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 2.677498][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 2.679269][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 2.685019][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 2.711967][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 2.735487][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 2.740604][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 2.749802][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 2.757167][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfe800000-0xfe80007f] [ 2.778173][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 2.788112][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 2.795731][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfe801000-0xfe80107f] [ 2.822031][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 [ 2.833052][ T1] pci 0000:00:05.0: reg 0x10: [mem 0xfe000000-0xfe7fffff] [ 2.864113][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 2.869448][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 [ 2.880267][ T1] pci 0000:00:06.0: reg 0x10: [io 0xc080-0xc09f] [ 2.887427][ T1] pci 0000:00:06.0: reg 0x14: [mem 0xfe802000-0xfe80207f] [ 2.909281][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 [ 2.919620][ T1] pci 0000:00:07.0: reg 0x10: [io 0xc0a0-0xc0bf] [ 2.927442][ T1] pci 0000:00:07.0: reg 0x14: [mem 0xfe803000-0xfe80303f] [ 2.975093][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 2.981990][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 2.988946][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 2.995107][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 2.999672][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 3.022092][ T1] iommu: Default domain type: Translated [ 3.023312][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 3.029335][ T1] SCSI subsystem initialized [ 3.033807][ T1] ACPI: bus type USB registered [ 3.035137][ T1] usbcore: registered new interface driver usbfs [ 3.041710][ T1] usbcore: registered new interface driver hub [ 3.041710][ T1] usbcore: registered new device driver usb [ 3.041710][ T1] mc: Linux media interface: v0.10 [ 3.041710][ T1] videodev: Linux video capture interface: v2.00 [ 3.042377][ T1] pps_core: LinuxPPS API ver. 1 registered [ 3.043477][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 3.045923][ T1] PTP clock support registered [ 3.051986][ T1] EDAC MC: Ver: 3.0.0 [ 3.064034][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 3.067509][ T1] Bluetooth: Core ver 2.22 [ 3.067509][ T1] NET: Registered PF_BLUETOOTH protocol family [ 3.067509][ T1] Bluetooth: HCI device and connection manager initialized [ 3.067656][ T1] Bluetooth: HCI socket layer initialized [ 3.068615][ T1] Bluetooth: L2CAP socket layer initialized [ 3.069724][ T1] Bluetooth: SCO socket layer initialized [ 3.070920][ T1] NET: Registered PF_ATMPVC protocol family [ 3.071698][ T1] NET: Registered PF_ATMSVC protocol family [ 3.073032][ T1] NetLabel: Initializing [ 3.073951][ T1] NetLabel: domain hash size = 128 [ 3.074849][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 3.076539][ T1] NetLabel: unlabeled traffic allowed by default [ 3.079566][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 3.080656][ T1] NET: Registered PF_NFC protocol family [ 3.081824][ T1] PCI: Using ACPI for IRQ routing [ 3.083813][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 3.085387][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 3.086760][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 3.088420][ T1] vgaarb: loaded [ 3.101691][ T1] clocksource: Switched to clocksource kvm-clock [ 3.107210][ T1] VFS: Disk quotas dquot_6.6.0 [ 3.108396][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 3.110526][ T1] FS-Cache: Loaded [ 3.112495][ T1] CacheFiles: Loaded [ 3.114122][ T1] TOMOYO: 2.6.0 [ 3.115053][ T1] Mandatory Access Control activated. [ 3.119547][ T1] AppArmor: AppArmor Filesystem Enabled [ 3.121182][ T1] pnp: PnP ACPI init [ 3.142339][ T1] pnp: PnP ACPI: found 7 devices [ 3.187325][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 3.191337][ T1] NET: Registered PF_INET protocol family [ 3.196481][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 3.209042][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 3.212380][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 3.215295][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 3.223477][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc hugepage) [ 3.230761][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 3.235504][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc) [ 3.239544][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 3.243960][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 3.247024][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 3.250207][ T1] RPC: Registered named UNIX socket transport module. [ 3.251396][ T1] RPC: Registered udp transport module. [ 3.252333][ T1] RPC: Registered tcp transport module. [ 3.253703][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 3.258357][ T1] NET: Registered PF_XDP protocol family [ 3.259468][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 3.260748][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 3.262052][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 3.263450][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 3.265846][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 3.267807][ T1] PCI: CLS 0 bytes, default 64 [ 3.268827][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 3.269911][ T1] software IO TLB: mapped [mem 0x00000000b5a00000-0x00000000b9a00000] (64MB) [ 3.275250][ T1] ACPI: bus type thunderbolt registered [ 3.285236][ T57] kworker/u4:3 (57) used greatest stack depth: 28664 bytes left [ 3.291849][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 3.292179][ T58] kworker/u4:3 (58) used greatest stack depth: 27952 bytes left [ 3.342833][ T1] kvm: already loaded vendor module 'kvm_intel' [ 3.344719][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb70472bf8, max_idle_ns: 440795223191 ns [ 3.348482][ T1] clocksource: Switched to clocksource tsc [ 3.359293][ T64] kworker/u4:4 (64) used greatest stack depth: 27856 bytes left [ 3.394671][ T86] kworker/u4:4 (86) used greatest stack depth: 27472 bytes left [ 6.755569][ T1] Initialise system trusted keyrings [ 6.758187][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 6.801126][ T1] zbud: loaded [ 6.810017][ T1] DLM installed [ 6.817304][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.829336][ T1] NFS: Registering the id_resolver key type [ 6.831515][ T1] Key type id_resolver registered [ 6.832754][ T1] Key type id_legacy registered [ 6.834518][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.835998][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.846308][ T1] Key type cifs.spnego registered [ 6.847435][ T1] Key type cifs.idmap registered [ 6.848994][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 6.851655][ T1] ntfs3: Max link count 4000 [ 6.852679][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 6.853682][ T1] ntfs3: Read-only LZX/Xpress compression included [ 6.856818][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 6.858121][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 6.864138][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 6.866014][ T1] QNX4 filesystem 0.2.3 registered. [ 6.867425][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 6.869231][ T1] fuse: init (API version 7.36) [ 6.874284][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 6.876208][ T1] orangefs_init: module version upstream loaded [ 6.878006][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 6.882558][ T118] kworker/u4:0 (118) used greatest stack depth: 27080 bytes left [ 6.896317][ T1] SGI XFS with ACLs, security attributes, realtime, quota, fatal assert, debug enabled [ 6.910874][ T1] 9p: Installing v9fs 9p2000 file system support [ 6.913690][ T1] NILFS version 2 loaded [ 6.914946][ T1] befs: version: 0.9.3 [ 6.917109][ T1] ocfs2: Registered cluster interface o2cb [ 6.918414][ T1] ocfs2: Registered cluster interface user [ 6.920504][ T1] OCFS2 User DLM kernel interface loaded [ 6.932699][ T1] gfs2: GFS2 installed [ 6.945752][ T1] ceph: loaded (mds proto 32) [ 6.959257][ T1] NET: Registered PF_ALG protocol family [ 6.960529][ T1] xor: automatically using best checksumming function avx [ 6.962082][ T1] async_tx: api initialized (async) [ 6.962904][ T1] Key type asymmetric registered [ 6.963776][ T1] Asymmetric key parser 'x509' registered [ 6.964721][ T1] Asymmetric key parser 'pkcs8' registered [ 6.965795][ T1] Key type pkcs7_test registered [ 6.970188][ T1] alg: self-tests for CTR-KDF (hmac(sha256)) passed [ 6.971466][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 240) [ 6.973873][ T1] io scheduler mq-deadline registered [ 6.974734][ T1] io scheduler kyber registered [ 6.976758][ T1] io scheduler bfq registered [ 7.002948][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 7.012851][ T1] ACPI: button: Power Button [PWRF] [ 7.015470][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 7.018199][ T1] ACPI: button: Sleep Button [SLPF] [ 7.020055][ T171] kworker/u4:1 (171) used greatest stack depth: 27056 bytes left [ 7.044789][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 7.046098][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 7.064725][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 7.065773][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 7.087195][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 7.088714][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 7.102414][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 7.360079][ T506] kworker/u4:1 (506) used greatest stack depth: 26760 bytes left [ 7.436451][ T599] kworker/u4:0 (599) used greatest stack depth: 26656 bytes left [ 7.513581][ T1] N_HDLC line discipline registered with maxframe=4096 [ 7.515370][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 7.517857][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 7.526146][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 7.535090][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 7.541626][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 7.563169][ T1] Non-volatile memory driver v1.3 [ 7.575829][ T1] Linux agpgart interface v0.103 [ 7.581841][ T1] ACPI: bus type drm_connector registered [ 7.587145][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.594483][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 7.657206][ T1] Console: switching to colour frame buffer device 128x48 [ 7.675324][ T1] platform vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 7.677122][ T1] usbcore: registered new interface driver udl [ 7.738800][ T1] brd: module loaded [ 7.802983][ T1] loop: module loaded [ 7.894955][ T1] zram: Added device: zram0 [ 7.902299][ T1] null_blk: disk nullb0 created [ 7.903551][ T1] null_blk: module loaded [ 7.904678][ T1] Guest personality initialized and is inactive [ 7.906736][ T1] VMCI host device registered (name=vmci, major=10, minor=120) [ 7.908575][ T1] Initialized host personality [ 7.909857][ T1] usbcore: registered new interface driver rtsx_usb [ 7.911851][ T1] usbcore: registered new interface driver viperboard [ 7.913763][ T1] usbcore: registered new interface driver dln2 [ 7.915462][ T1] usbcore: registered new interface driver pn533_usb [ 7.921859][ T1] nfcsim 0.2 initialized [ 7.922999][ T1] usbcore: registered new interface driver port100 [ 7.925193][ T1] usbcore: registered new interface driver nfcmrvl [ 7.929584][ T1] Loading iSCSI transport class v2.0-870. [ 7.965012][ T1] scsi host0: Virtio SCSI HBA [ 8.010001][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 8.015507][ T41] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 8.044368][ T1] Rounding down aligned max_sectors from 4294967295 to 4294967288 [ 8.047647][ T1] db_root: cannot open: /etc/target [ 8.050138][ T1] slram: not enough parameters. [ 8.058679][ T1] ftl_cs: FTL header not found. [ 8.097620][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 8.099411][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 8.101129][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 8.116353][ T1] MACsec IEEE 802.1AE [ 8.128164][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 8.197491][ T8] ------------[ cut here ]------------ [ 8.198521][ T8] DEBUG_LOCKS_WARN_ON(!p->softirqs_enabled) [ 8.198579][ T8] WARNING: CPU: 0 PID: 8 at kernel/fork.c:2114 copy_process+0x369b/0x7090 [ 8.201528][ T8] Modules linked in: [ 8.202314][ T8] CPU: 0 PID: 8 Comm: kworker/u4:0 Not tainted 6.0.0-rc1-syzkaller #0 [ 8.204252][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 8.206109][ T8] Workqueue: events_unbound call_usermodehelper_exec_work [ 8.207375][ T8] RIP: 0010:copy_process+0x369b/0x7090 [ 8.208541][ T8] Code: 0c 31 ff 89 de e8 c5 01 35 00 85 db 0f 85 f1 d7 ff ff e8 f8 04 35 00 48 c7 c6 c0 12 eb 89 48 c7 c7 00 13 eb 89 e8 92 0a f3 07 <0f> 0b e9 d2 d7 ff ff e8 d9 04 35 00 0f 0b e8 d2 04 35 00 0f 0b e8 [ 8.213193][ T1] general protection fault, probably for non-canonical address 0xffff000000000800: 0000 [#1] PREEMPT SMP KASAN [ 8.215620][ T1] KASAN: maybe wild-memory-access in range [0xfff8200000004000-0xfff8200000004007] [ 8.217301][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.0.0-rc1-syzkaller #0 [ 8.218481][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 8.219954][ T1] RIP: 0010:kmem_cache_alloc_trace+0x164/0x3e0 [ 8.220841][ T1] Code: 8b 51 08 48 8b 01 48 83 79 10 00 48 89 44 24 08 0f 84 bf 01 00 00 48 85 c0 0f 84 b6 01 00 00 48 8b 7d 00 8b 4d 28 40 f6 c7 0f <48> 8b 1c 08 0f 85 c2 01 00 00 48 8d 4a 08 65 48 0f c7 0f 0f 94 c0 [ 8.222652][ T1] RSP: 0000:ffffc90000067810 EFLAGS: 00010246 [ 8.222652][ T1] RAX: ffff000000000000 RBX: 0000000000000000 RCX: 0000000000000800 [ 8.222652][ T1] RDX: 00000000000013e8 RSI: 0000000000000dc0 RDI: 000000000003dce0 [ 8.222652][ T1] RBP: ffff888011842140 R08: 0000000000000000 R09: ffffffff8dde9057 [ 8.222652][ T1] R10: 0000000000000000 R11: 000000000008c07c R12: 0000000000000000 [ 8.222652][ T1] R13: 0000000000000dc0 R14: 0000000000000a20 R15: 0000000000000dc0 [ 8.222652][ T1] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 8.222652][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8.222652][ T1] CR2: ffff88823ffff000 CR3: 000000000bc8e000 CR4: 00000000003506f0 [ 8.222652][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8.222652][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8.222652][ T1] Call Trace: [ 8.222652][ T1] [ 8.222652][ T1] ? kobject_uevent_env+0x230/0x1640 [ 8.222652][ T1] kobject_uevent_env+0x230/0x1640 [ 8.222652][ T1] ? kernfs_get.part.0+0x5e/0x80 [ 8.222652][ T1] netdev_queue_update_kobjects+0x3d1/0x4e0 [ 8.222652][ T1] netdev_register_kobject+0x330/0x400 [ 8.222652][ T1] register_netdevice+0xe01/0x1680 [ 8.222652][ T1] ? netdev_change_features+0xb0/0xb0 [ 8.222652][ T1] virtnet_probe+0x1378/0x2f30 [ 8.222652][ T1] ? entry_SYSCALL_64+0x2/0x15 [ 8.222652][ T1] ? virtnet_find_vqs+0xf00/0xf00 [ 8.222652][ T1] virtio_dev_probe+0x577/0x870 [ 8.222652][ T1] ? virtio_features_ok+0x1e0/0x1e0 [ 8.222652][ T1] really_probe+0x249/0xb90 [ 8.222652][ T1] __driver_probe_device+0x1df/0x4d0 [ 8.222652][ T1] driver_probe_device+0x4c/0x1a0 [ 8.222652][ T1] __driver_attach+0x223/0x550 [ 8.222652][ T1] ? __device_attach_driver+0x2e0/0x2e0 [ 8.222652][ T1] bus_for_each_dev+0x147/0x1d0 [ 8.222652][ T1] ? subsys_dev_iter_exit+0x20/0x20 [ 8.222652][ T1] bus_add_driver+0x4c9/0x640 [ 8.222652][ T1] driver_register+0x220/0x3a0 [ 8.222652][ T1] ? veth_init+0x11/0x11 [ 8.222652][ T1] virtio_net_driver_init+0x93/0xd2 [ 8.222652][ T1] do_one_initcall+0xfe/0x650 [ 8.222652][ T1] ? trace_event_raw_event_initcall_level+0x1f0/0x1f0 [ 8.222652][ T1] ? parameq+0x110/0x170 [ 8.222652][ T1] kernel_init_freeable+0x6b1/0x73a [ 8.222652][ T1] ? rest_init+0x270/0x270 [ 8.222652][ T1] kernel_init+0x1a/0x1d0 [ 8.222652][ T1] ? rest_init+0x270/0x270 [ 8.222652][ T1] ret_from_fork+0x1f/0x30 [ 8.222652][ T1] [ 8.222652][ T1] Modules linked in: [ 8.222652][ C0] vkms_vblank_simulate: vblank timer overrun [ 8.221737][ T1097] BUG: unable to handle page fault for address: ffffdc0000000000 [ 8.270447][ T8] RSP: 0000:ffffc900000d7938 EFLAGS: 00010286 [ 8.270244][ T1097] #PF: supervisor read access in kernel mode [ 8.270244][ T1097] #PF: error_code(0x0000) - not-present page [ 8.272364][ T8] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 8.270244][ T1097] PGD 11826067 [ 8.274519][ T8] RDX: ffff888011a6d880 RSI: ffffffff8161f148 RDI: fffff5200001af19 [ 8.270244][ T1097] P4D 11826067 [ 8.276144][ T8] RBP: ffffc900000d7ac8 R08: 0000000000000005 R09: 0000000000000000 [ 8.270244][ T1097] PUD 0 [ 8.278150][ T8] R10: 0000000080000000 R11: 0000000000000001 R12: ffff88801fd6002c [ 8.270244][ T1097] Oops: 0000 [#2] PREEMPT SMP KASAN [ 8.279657][ T8] R13: ffff88801fd60000 R14: ffffc900000d7c10 R15: 0000000000808100 [ 8.270244][ T1097] CPU: 1 PID: 1097 Comm: kworker/u4:4 Tainted: G D 6.0.0-rc1-syzkaller #0 [ 8.281446][ T8] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 8.270244][ T1097] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 8.270244][ T1097] RIP: 0010:strnlen+0x3b/0x70 [ 8.270244][ T1097] Code: 74 3c 48 bb 00 00 00 00 00 fc ff df 49 89 fc 48 89 f8 eb 09 48 83 c0 01 48 39 e8 74 1e 48 89 c2 48 89 c1 48 c1 ea 03 83 e1 07 <0f> b6 14 1a 38 ca 7f 04 84 d2 75 11 80 38 00 75 d9 4c 29 e0 48 83 [ 8.283908][ T8] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8.270244][ T1097] RSP: 0000:ffffc90004c6fe10 EFLAGS: 00010246 [ 8.286552][ T8] CR2: ffff88823ffff000 CR3: 000000000bc8e000 CR4: 00000000003506f0 [ 8.270244][ T1097] [ 8.270244][ T1097] RAX: ffff000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 8.290240][ T8] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8.270244][ T1097] RDX: 1fffe00000000000 RSI: 0000000000020000 RDI: ffff000000000000 [ 8.292175][ T8] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8.270244][ T1097] RBP: ffff000000020000 R08: 0000000000000005 R09: 0000000000000000 [ 8.293736][ T8] Call Trace: [ 8.293745][ T8] [ 8.270244][ T1097] R10: 0000000000000006 R11: 0000000000000001 R12: ffff000000000000 [ 8.296509][ T8] ? mark_lock.part.0+0xee/0x1910 [ 8.270244][ T1097] R13: ffff88801fbbc000 R14: ffff000000000000 R15: ffff88801fbbc000 [ 8.299100][ T8] ? __cleanup_sighand+0xb0/0xb0 [ 8.270244][ T1097] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 8.301458][ T8] ? is_dynamic_key.part.0+0x130/0x130 [ 8.270244][ T1097] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8.270244][ T1097] CR2: ffffdc0000000000 CR3: 000000000bc8e000 CR4: 00000000003506e0 [ 8.270244][ T1097] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8.303344][ T8] ? __lock_acquire+0x166e/0x56d0 [ 8.270244][ T1097] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8.305384][ T8] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 8.270244][ T1097] Call Trace: [ 8.270244][ T1097] [ 8.307816][ T8] ? mark_lock.part.0+0xee/0x1910 [ 8.270244][ T1097] copy_string_kernel+0x26/0x250 [ 8.310115][ T8] kernel_clone+0xe7/0xab0 [ 8.270244][ T1097] copy_strings_kernel+0xb3/0x190 [ 8.312807][ T8] ? create_io_thread+0xe0/0xe0 [ 8.270244][ T1097] kernel_execve+0x377/0x500 [ 8.315124][ T8] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 8.270244][ T1097] call_usermodehelper_exec_async+0x2e3/0x580 [ 8.316495][ T8] ? lock_downgrade+0x6e0/0x6e0 [ 8.270244][ T1097] ? trace_hardirqs_on+0x2d/0x120 [ 8.317601][ T8] ? umh_complete+0x90/0x90 [ 8.270244][ T1097] ? umh_complete+0x90/0x90 [ 8.319216][ T8] user_mode_thread+0xad/0xe0 [ 8.270244][ T1097] ret_from_fork+0x1f/0x30 [ 8.321169][ T8] ? kernel_thread+0xf0/0xf0 [ 8.270244][ T1097] [ 8.270244][ T1097] Modules linked in: [ 8.270244][ T1097] CR2: ffffdc0000000000 [ 8.270244][ T1097] ---[ end trace 0000000000000000 ]--- [ 8.270244][ T1097] RIP: 0010:kmem_cache_alloc_trace+0x164/0x3e0 [ 8.323399][ T8] ? umh_complete+0x90/0x90 [ 8.270244][ T1097] Code: 8b 51 08 48 8b 01 48 83 79 10 00 48 89 44 24 08 0f 84 bf 01 00 00 48 85 c0 0f 84 b6 01 00 00 48 8b 7d 00 8b 4d 28 40 f6 c7 0f <48> 8b 1c 08 0f 85 c2 01 00 00 48 8d 4a 08 65 48 0f c7 0f 0f 94 c0 [ 8.325540][ T8] call_usermodehelper_exec_work+0xcc/0x180 [ 8.270244][ T1097] RSP: 0000:ffffc90000067810 EFLAGS: 00010246 [ 8.327068][ T8] process_one_work+0x991/0x1610 [ 8.270244][ T1097] [ 8.270244][ T1097] RAX: ffff000000000000 RBX: 0000000000000000 RCX: 0000000000000800 [ 8.328967][ T8] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 8.270244][ T1097] RDX: 00000000000013e8 RSI: 0000000000000dc0 RDI: 000000000003dce0 [ 8.330625][ T8] ? rwlock_bug.part.0+0x90/0x90 [ 8.270244][ T1097] RBP: ffff888011842140 R08: 0000000000000000 R09: ffffffff8dde9057 [ 8.332184][ T8] ? _raw_spin_lock_irq+0x41/0x50 [ 8.270244][ T1097] R10: 0000000000000000 R11: 000000000008c07c R12: 0000000000000000 [ 8.334120][ T8] worker_thread+0x665/0x1080 [ 8.270244][ T1097] R13: 0000000000000dc0 R14: 0000000000000a20 R15: 0000000000000dc0 [ 8.335917][ T8] ? process_one_work+0x1610/0x1610 [ 8.270244][ T1097] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 8.340697][ T8] kthread+0x2e4/0x3a0 [ 8.270244][ T1097] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8.342295][ T8] ? kthread_complete_and_exit+0x40/0x40 [ 8.270244][ T1097] CR2: ffffdc0000000000 CR3: 000000000bc8e000 CR4: 00000000003506e0 [ 8.343807][ T8] ret_from_fork+0x1f/0x30 [ 8.270244][ T1097] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8.345811][ T8] [ 8.270244][ T1097] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8.347776][ T8] Kernel panic - not syncing: panic_on_warn set ... [ 8.352245][ T8] Shutting down cpus with NMI [ 8.352245][ T8] Kernel Offset: disabled [ 8.352245][ T8] Rebooting in 86400 seconds..