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@10.128.1.55" "pwd"]: exit status 255 ssh: connect to host 10.128.1.55 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-root-test-1 port 1 (session ID: 1b2dd438e798039ffb2c33cfe515ed3dfac7c2955f2b5c632b71c9f64679daa7, 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 9f286936-a7ee-5d67-4ccc-1f58f9549664 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 0x000f24a0: 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 5.19.0-syzkaller-14374-g5d6a0f4da927 (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] [Firmware Bug]: TSC doesn't count with P0 frequency! [ 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 'compacted' 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] 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 3353708337 cycles [ 0.000989][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.004014][ T0] tsc: Detected 2250.000 MHz processor [ 0.009439][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.010568][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.011996][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.015384][ T0] found SMP MP-table at [mem 0x000f2760-0x000f276f] [ 0.016619][ T0] Using GB pages for direct mapping [ 0.018777][ T0] ACPI: Early table checksum verification disabled [ 0.020168][ T0] ACPI: RSDP 0x00000000000F24E0 000014 (v00 Google) [ 0.021197][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.023091][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.024960][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.026304][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.027207][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.028216][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.029817][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.031417][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.033268][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.035011][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.036582][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.038115][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.039278][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.040695][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.041829][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.042910][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.044127][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.045682][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.046369][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.047153][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.048331][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.049786][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.050787][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.052394][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.053958][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.055339][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.057122][ T0] NODE_DATA(0) allocated [mem 0x13fffa000-0x13fffffff] [ 0.058599][ T0] NODE_DATA(1) allocated [mem 0x23fff7000-0x23fffcfff] [ 0.080964][ T0] Zone ranges: [ 0.081446][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.082534][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.083794][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.085041][ T0] Device empty [ 0.085580][ T0] Movable zone start for each node [ 0.086299][ T0] Early memory node ranges [ 0.087114][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.088652][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.089907][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.091112][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.093524][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.094987][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.096174][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.096315][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.131734][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.359094][ T0] kasan: KernelAddressSanitizer initialized [ 0.361888][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.362859][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.364165][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.365268][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.366335][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.367489][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.368560][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.369806][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.370881][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.371748][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.372941][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.374227][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.375370][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.376855][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.378046][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.379153][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.380325][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.381237][ T0] Booting paravirtualized kernel on KVM [ 0.382103][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.440381][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.442676][ T0] percpu: Embedded 69 pages/cpu s243912 r8192 d30520 u1048576 [ 0.443905][ T0] kvm-guest: PV spinlocks enabled [ 0.444634][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.446020][ T0] Fallback order for Node 0: 0 1 [ 0.446806][ T0] Fallback order for Node 1: 1 0 [ 0.447467][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2064125 [ 0.448584][ T0] Policy zone: Normal [ 0.449120][ 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 [ 0.465669][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 0.467931][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 0.470420][ T0] stackdepot hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.471962][ T0] software IO TLB: area num 2. [ 1.159597][ T0] Memory: 6828212K/8388204K available (143390K kernel code, 34859K rwdata, 30344K rodata, 2724K init, 33928K bss, 1559736K reserved, 0K cma-reserved) [ 1.162836][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.165523][ T0] Dynamic Preempt: full [ 1.166749][ T0] Running RCU self tests [ 1.167318][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.168227][ T0] rcu: RCU lockdep checking is enabled. [ 1.169057][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.170148][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.171697][ T0] rcu: RCU debug extended QS entry/exit. [ 1.172464][ T0] All grace periods are expedited (rcu_expedited). [ 1.173472][ T0] Trampoline variant of Tasks RCU enabled. [ 1.174374][ T0] Tracing variant of Tasks RCU enabled. [ 1.175114][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.176194][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.212976][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.214974][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.216498][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823bc00000-0xffff88823be00000 [ 1.218184][ T0] random: crng init done [ 1.220192][ T0] Console: colour VGA+ 80x25 [ 1.221238][ T0] printk: console [ttyS0] enabled [ 1.221238][ T0] printk: console [ttyS0] enabled [ 1.222931][ T0] printk: bootconsole [earlyser0] disabled [ 1.222931][ T0] printk: bootconsole [earlyser0] disabled [ 1.226186][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.227671][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.229936][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.230904][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.231880][ T0] ... CLASSHASH_SIZE: 4096 [ 1.232957][ T0] ... MAX_LOCKDEP_ENTRIES: 131072 [ 1.234097][ T0] ... MAX_LOCKDEP_CHAINS: 262144 [ 1.234923][ T0] ... CHAINHASH_SIZE: 131072 [ 1.235759][ T0] memory used by lock dependency info: 20657 kB [ 1.236858][ T0] memory used for stack traces: 8320 kB [ 1.237951][ T0] per task-struct memory footprint: 1920 bytes [ 1.239242][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.241572][ T0] ACPI: Core revision 20220331 [ 1.242999][ T0] APIC: Switch to symmetric I/O mode setup [ 1.248941][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.250322][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x206eb41f0da, max_idle_ns: 440795249997 ns [ 1.252269][ T0] Calibrating delay loop (skipped) preset value.. 4500.00 BogoMIPS (lpj=22500000) [ 1.262301][ T0] pid_max: default: 32768 minimum: 301 [ 1.263325][ T0] LSM: Security Framework initializing [ 1.264624][ T0] landlock: Up and running. [ 1.265470][ T0] Yama: becoming mindful. [ 1.266177][ T0] TOMOYO Linux initialized [ 1.266991][ T0] AppArmor: AppArmor initialized [ 1.267712][ T0] LSM support for eBPF active [ 1.271017][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 1.273613][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 1.275456][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.276752][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.280549][ T0] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 1.282540][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 512 [ 1.283540][ T0] Last level dTLB entries: 4KB 2048, 2MB 2048, 4MB 1024, 1GB 0 [ 1.284595][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.286216][ T0] Spectre V2 : Kernel not compiled with retpoline; no mitigation available! [ 1.286223][ T0] Spectre V2 : Vulnerable [ 1.289478][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 1.290721][ T0] Spectre V2 : Enabling Speculation Barrier for firmware calls [ 1.292263][ T0] RETBleed: Mitigation: IBPB [ 1.292961][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 1.294332][ T0] Spectre V2 : Selecting STIBP always-on mode to complement retbleed mitigation [ 1.295753][ T0] Spectre V2 : User space: Mitigation: STIBP always-on protection [ 1.296868][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.300376][ T0] Freeing SMP alternatives memory: 112K [ 1.422779][ T1] smpboot: CPU0: AMD EPYC 7B12 (family: 0x17, model: 0x31, stepping: 0x0) [ 1.426461][ T1] cblist_init_generic: Setting adjustable number of callback queues. [ 1.427780][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 1.429093][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 1.430217][ T1] Running RCU-tasks wait API self tests [ 1.532788][ T1] Performance Events: PMU not available due to virtualization, using software events only. [ 1.535070][ T1] rcu: Hierarchical SRCU implementation. [ 1.535939][ T1] rcu: Max phase no-delay instances is 1000. [ 1.540881][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.542487][ T1] smp: Bringing up secondary CPUs ... [ 1.544582][ T1] x86: Booting SMP configuration: [ 1.545332][ T1] .... node #0, CPUs: #1 [ 1.546959][ T1] Spectre V2 : Update user space SMT mitigation: STIBP always-on [ 1.546959][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.546959][ T1] smpboot: Max logical packages: 1 [ 1.546959][ T1] smpboot: Total of 2 processors activated (9000.00 BogoMIPS) [ 1.572474][ T13] Callback from call_rcu_tasks_trace() invoked. [ 1.576646][ T1] allocated 134217728 bytes of page_ext [ 1.577813][ T1] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.589566][ T1] Node 0, zone DMA32: page owner found early allocated 19071 pages [ 1.603718][ T1] Node 0, zone Normal: page owner found early allocated 228 pages [ 1.611248][ T1] Node 1, zone Normal: page owner found early allocated 18928 pages [ 1.612998][ T1] devtmpfs: initialized [ 1.613561][ T1] x86/mm: Memory block size: 128MB [ 1.665697][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.667649][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.667649][ T1] PM: RTC time: 21:22:02, date: 2022-08-14 [ 1.681131][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 1.687783][ T1] audit: initializing netlink subsys (disabled) [ 1.692559][ T26] audit: type=2000 audit(1660512122.672:1): state=initialized audit_enabled=0 res=1 [ 1.694923][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.694937][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.696189][ T1] cpuidle: using governor menu [ 1.696189][ T1] NET: Registered PF_QIPCRTR protocol family [ 1.705306][ T1] PCI: Using configuration type 1 for base access [ 1.705971][ T1] PCI: Using configuration type 1 for extended access [ 1.752675][ T12] Callback from call_rcu_tasks() invoked. [ 1.882587][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 1.884352][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 1.885544][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 1.886907][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 1.888091][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 1.902051][ T1] cryptd: max_cpu_qlen set to 1000 [ 1.906113][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 1.907168][ T1] raid6: using avx2x2 recovery algorithm [ 1.909163][ T1] ACPI: Added _OSI(Module Device) [ 1.909964][ T1] ACPI: Added _OSI(Processor Device) [ 1.910752][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 1.912999][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 1.913979][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 1.914826][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 1.915999][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 2.001772][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 2.094260][ T1] ACPI: Interpreter enabled [ 2.095408][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 2.096180][ T1] ACPI: Using IOAPIC for interrupt routing [ 2.097353][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.099011][ T1] PCI: Using E820 reservations for host bridge windows [ 2.104108][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 2.219795][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 2.221677][ T1] acpi PNP0A03:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 2.234819][ T1] PCI host bridge to bus 0000:00 [ 2.235675][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 2.236874][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 2.238420][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 2.239558][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 2.241083][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 2.242281][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 2.243963][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 2.250647][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 2.268158][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 2.282517][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 2.287369][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 2.293658][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 2.298303][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfe800000-0xfe80007f] [ 2.313107][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 2.318901][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 2.324264][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfe801000-0xfe80107f] [ 2.339159][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 [ 2.346862][ T1] pci 0000:00:05.0: reg 0x10: [mem 0xfe000000-0xfe7fffff] [ 2.365085][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 2.369947][ T1] pci 0000:00:06.0: [1af4:1005] type 00 class 0x00ff00 [ 2.377926][ T1] pci 0000:00:06.0: reg 0x10: [io 0xc080-0xc09f] [ 2.383239][ T1] pci 0000:00:06.0: reg 0x14: [mem 0xfe802000-0xfe80203f] [ 2.421996][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 2.427157][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 2.434577][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 2.440243][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 2.444123][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 2.456494][ T1] iommu: Default domain type: Translated [ 2.457499][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 2.462786][ T1] SCSI subsystem initialized [ 2.465045][ T1] ACPI: bus type USB registered [ 2.466588][ T1] usbcore: registered new interface driver usbfs [ 2.468536][ T1] usbcore: registered new interface driver hub [ 2.469940][ T1] usbcore: registered new device driver usb [ 2.472393][ T1] mc: Linux media interface: v0.10 [ 2.473495][ T1] videodev: Linux video capture interface: v2.00 [ 2.475126][ T1] pps_core: LinuxPPS API ver. 1 registered [ 2.476049][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.477578][ T1] PTP clock support registered [ 2.479292][ T1] EDAC MC: Ver: 3.0.0 [ 2.483262][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 2.488304][ T1] Bluetooth: Core ver 2.22 [ 2.489140][ T1] NET: Registered PF_BLUETOOTH protocol family [ 2.490151][ T1] Bluetooth: HCI device and connection manager initialized [ 2.491479][ T1] Bluetooth: HCI socket layer initialized [ 2.492322][ T1] Bluetooth: L2CAP socket layer initialized [ 2.493791][ T1] Bluetooth: SCO socket layer initialized [ 2.494811][ T1] NET: Registered PF_ATMPVC protocol family [ 2.495743][ T1] NET: Registered PF_ATMSVC protocol family [ 2.497088][ T1] NetLabel: Initializing [ 2.497794][ T1] NetLabel: domain hash size = 128 [ 2.498743][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 2.500773][ T1] NetLabel: unlabeled traffic allowed by default [ 2.502880][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 2.502880][ T1] NET: Registered PF_NFC protocol family [ 2.502880][ T1] PCI: Using ACPI for IRQ routing [ 2.504049][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 2.505301][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 2.506360][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 2.507851][ T1] vgaarb: loaded [ 2.516778][ T1] clocksource: Switched to clocksource kvm-clock [ 2.522256][ T1] VFS: Disk quotas dquot_6.6.0 [ 2.522256][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 2.522256][ T1] FS-Cache: Loaded [ 2.522256][ T1] CacheFiles: Loaded [ 2.523009][ T1] TOMOYO: 2.6.0 [ 2.524224][ T1] Mandatory Access Control activated. [ 2.529005][ T1] AppArmor: AppArmor Filesystem Enabled [ 2.530574][ T1] pnp: PnP ACPI init [ 2.547773][ T1] pnp: PnP ACPI: found 7 devices [ 2.617337][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 2.619722][ T1] NET: Registered PF_INET protocol family [ 2.623690][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 2.635513][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 2.638343][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 2.641307][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 2.647290][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc hugepage) [ 2.654186][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 2.658384][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc) [ 2.662141][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 2.666506][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 2.669176][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 2.683448][ T1] RPC: Registered named UNIX socket transport module. [ 2.684536][ T1] RPC: Registered udp transport module. [ 2.685429][ T1] RPC: Registered tcp transport module. [ 2.686435][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 2.690108][ T1] NET: Registered PF_XDP protocol family [ 2.690989][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 2.692052][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 2.693140][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 2.694254][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 2.696490][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 2.697730][ T1] PCI: CLS 0 bytes, default 64 [ 2.698622][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 2.699788][ T1] software IO TLB: mapped [mem 0x00000000b5a00000-0x00000000b9a00000] (64MB) [ 2.701154][ T1] ACPI: bus type thunderbolt registered [ 2.711511][ T57] kworker/u4:2 (57) used greatest stack depth: 27768 bytes left [ 2.712852][ T58] kworker/u4:2 (58) used greatest stack depth: 27416 bytes left [ 2.722604][ T1] kvm: no hardware support for 'kvm_intel' [ 2.723797][ T1] has_svm: svm not available [ 2.724541][ T1] kvm: no hardware support for 'kvm_amd' [ 2.725455][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x206eb41f0da, max_idle_ns: 440795249997 ns [ 2.727505][ T1] clocksource: Switched to clocksource tsc [ 5.940891][ T1] Initialise system trusted keyrings [ 5.943970][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 5.978700][ T1] zbud: loaded [ 5.987879][ T1] DLM installed [ 5.994660][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.005033][ T1] NFS: Registering the id_resolver key type [ 6.006289][ T1] Key type id_resolver registered [ 6.007116][ T1] Key type id_legacy registered [ 6.008061][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.009273][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.018694][ T1] Key type cifs.spnego registered [ 6.019536][ T1] Key type cifs.idmap registered [ 6.020945][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 6.022980][ T1] ntfs3: Max link count 4000 [ 6.023670][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 6.024622][ T1] ntfs3: Read-only LZX/Xpress compression included [ 6.026959][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 6.028034][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 6.034593][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 6.036230][ T1] QNX4 filesystem 0.2.3 registered. [ 6.037239][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 6.039174][ T1] fuse: init (API version 7.36) [ 6.044312][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 6.045813][ T1] orangefs_init: module version upstream loaded [ 6.048624][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 6.065092][ T1] SGI XFS with ACLs, security attributes, realtime, quota, fatal assert, debug enabled [ 6.078497][ T1] 9p: Installing v9fs 9p2000 file system support [ 6.081017][ T1] NILFS version 2 loaded [ 6.081963][ T1] befs: version: 0.9.3 [ 6.084231][ T1] ocfs2: Registered cluster interface o2cb [ 6.086194][ T1] ocfs2: Registered cluster interface user [ 6.088238][ T1] OCFS2 User DLM kernel interface loaded [ 6.099842][ T1] gfs2: GFS2 installed [ 6.110941][ T1] ceph: loaded (mds proto 32) [ 6.124679][ T1] NET: Registered PF_ALG protocol family [ 6.126457][ T1] xor: automatically using best checksumming function avx [ 6.128375][ T1] async_tx: api initialized (async) [ 6.129383][ T1] Key type asymmetric registered [ 6.130164][ T1] Asymmetric key parser 'x509' registered [ 6.131078][ T1] Asymmetric key parser 'pkcs8' registered [ 6.131966][ T1] Key type pkcs7_test registered [ 6.136296][ T1] alg: self-tests for CTR-KDF (hmac(sha256)) passed [ 6.137999][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 240) [ 6.140936][ T1] io scheduler mq-deadline registered [ 6.142429][ T1] io scheduler kyber registered [ 6.144568][ T1] io scheduler bfq registered [ 6.168614][ T162] kworker/u4:4 (162) used greatest stack depth: 27056 bytes left [ 6.169116][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 6.203412][ T1] ACPI: button: Power Button [PWRF] [ 6.205291][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 6.208444][ T1] ACPI: button: Sleep Button [SLPF] [ 6.229332][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 6.230329][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 6.244993][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 6.245950][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 6.260608][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 6.261544][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 6.308846][ T253] kworker/u4:0 (253) used greatest stack depth: 26984 bytes left [ 6.514442][ T559] kworker/u4:4 (559) used greatest stack depth: 26656 bytes left [ 6.609643][ T1] N_HDLC line discipline registered with maxframe=4096 [ 6.611317][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 6.616756][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 6.624140][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 6.630027][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 6.636292][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 6.647206][ T1] Non-volatile memory driver v1.3 [ 6.662037][ T1] Linux agpgart interface v0.103 [ 6.665306][ T1] ACPI: bus type drm_connector registered [ 6.671179][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 6.676171][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 6.736638][ T1] Console: switching to colour frame buffer device 128x48 [ 6.754255][ T1] platform vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 6.755627][ T1] usbcore: registered new interface driver udl [ 6.809244][ T1] brd: module loaded [ 6.864062][ T1] loop: module loaded [ 6.939163][ T1] zram: Added device: zram0 [ 6.947057][ T1] null_blk: disk nullb0 created [ 6.948012][ T1] null_blk: module loaded [ 6.949310][ T1] Guest personality initialized and is inactive [ 6.951207][ T1] VMCI host device registered (name=vmci, major=10, minor=120) [ 6.952983][ T1] Initialized host personality [ 6.954573][ T1] usbcore: registered new interface driver rtsx_usb [ 6.957225][ T1] usbcore: registered new interface driver viperboard [ 6.958958][ T1] usbcore: registered new interface driver dln2 [ 6.961235][ T1] usbcore: registered new interface driver pn533_usb [ 6.966329][ T1] nfcsim 0.2 initialized [ 6.967450][ T1] usbcore: registered new interface driver port100 [ 6.969125][ T1] usbcore: registered new interface driver nfcmrvl [ 6.975411][ T1] Loading iSCSI transport class v2.0-870. [ 7.004352][ T1] scsi host0: Virtio SCSI HBA [ 7.043037][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 7.045025][ T8] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 7.072720][ T1] Rounding down aligned max_sectors from 4294967295 to 4294967288 [ 7.074775][ T1] db_root: cannot open: /etc/target [ 7.076658][ T1] slram: not enough parameters. [ 7.084315][ T1] ftl_cs: FTL header not found. [ 7.120449][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 7.122981][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 7.124618][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 7.132765][ T1] MACsec IEEE 802.1AE [ 7.149470][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 7.206584][ T1] general protection fault, probably for non-canonical address 0xffff000000000800: 0000 [#1] PREEMPT SMP KASAN [ 7.208828][ T1] KASAN: maybe wild-memory-access in range [0xfff8200000004000-0xfff8200000004007] [ 7.210177][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.19.0-syzkaller-14374-g5d6a0f4da927 #0 [ 7.211793][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 7.213254][ T1] RIP: 0010:kmem_cache_alloc_trace+0x164/0x3e0 [ 7.214097][ 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 [ 7.215562][ T1] RSP: 0018:ffffc90000067ae8 EFLAGS: 00010246 [ 7.215562][ T1] RAX: ffff000000000000 RBX: 0000000000000006 RCX: 0000000000000800 [ 7.215562][ T1] RDX: 0000000000002ea8 RSI: 0000000000000dc0 RDI: 000000000003dce0 [ 7.215562][ T1] RBP: ffff888011842140 R08: 0000000000000000 R09: 0000000000000000 [ 7.215562][ T1] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 [ 7.215562][ T1] R13: 0000000000000dc0 R14: 0000000000000a20 R15: 0000000000000dc0 [ 7.215562][ T1] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 7.215562][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.215562][ T1] CR2: ffff88823ffff000 CR3: 000000000bc8e000 CR4: 0000000000350ef0 [ 7.215562][ T1] Call Trace: [ 7.215562][ T1] [ 7.215562][ T1] ? kobject_uevent_env+0x230/0x1640 [ 7.215562][ T1] ? dev_uevent_filter+0xd0/0xd0 [ 7.215562][ T1] kobject_uevent_env+0x230/0x1640 [ 7.215562][ T1] ? driver_deferred_probe_del+0x224/0x340 [ 7.215562][ T1] driver_bound+0x1a3/0x2f0 [ 7.215562][ T1] really_probe+0x3d9/0xb90 [ 7.215562][ T1] __driver_probe_device+0x1df/0x4d0 [ 7.215562][ T1] driver_probe_device+0x4c/0x1a0 [ 7.215562][ T1] __driver_attach+0x223/0x550 [ 7.215562][ T1] ? __device_attach_driver+0x2e0/0x2e0 [ 7.215562][ T1] bus_for_each_dev+0x147/0x1d0 [ 7.215562][ T1] ? subsys_dev_iter_exit+0x20/0x20 [ 7.215562][ T1] bus_add_driver+0x4c9/0x640 [ 7.215562][ T1] driver_register+0x220/0x3a0 [ 7.215562][ T1] ? veth_init+0x11/0x11 [ 7.215562][ T1] virtio_net_driver_init+0x93/0xd2 [ 7.215562][ T1] do_one_initcall+0xfe/0x650 [ 7.215562][ T1] ? trace_event_raw_event_initcall_level+0x1f0/0x1f0 [ 7.215562][ T1] ? parameq+0x110/0x170 [ 7.215562][ T1] kernel_init_freeable+0x6b1/0x73a [ 7.215562][ T1] ? rest_init+0x270/0x270 [ 7.215562][ T1] kernel_init+0x1a/0x1d0 [ 7.215562][ T1] ? rest_init+0x270/0x270 [ 7.215562][ T1] ret_from_fork+0x1f/0x30 [ 7.215562][ T1] [ 7.215562][ T1] Modules linked in: [ 7.215516][ T1094] BUG: unable to handle page fault for address: ffffdc0000000000 [ 7.253308][ C0] vkms_vblank_simulate: vblank timer overrun [ 7.215516][ T1094] #PF: supervisor read access in kernel mode [ 7.255383][ T1] ---[ end trace 0000000000000000 ]--- [ 7.255356][ T1094] #PF: error_code(0x0000) - not-present page [ 7.257257][ T1] RIP: 0010:kmem_cache_alloc_trace+0x164/0x3e0 [ 7.255356][ T1094] PGD 11826067 P4D 11826067 [ 7.259571][ 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 [ 7.255356][ T1094] PUD 0 [ 7.263618][ T1] RSP: 0018:ffffc90000067ae8 EFLAGS: 00010246 [ 7.255356][ T1094] Oops: 0000 [#2] PREEMPT SMP KASAN [ 7.265141][ T1] RAX: ffff000000000000 RBX: 0000000000000006 RCX: 0000000000000800 [ 7.255356][ T1094] CPU: 1 PID: 1094 Comm: kworker/u4:3 Tainted: G D 5.19.0-syzkaller-14374-g5d6a0f4da927 #0 [ 7.267160][ T1] RDX: 0000000000002ea8 RSI: 0000000000000dc0 RDI: 000000000003dce0 [ 7.255356][ T1094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 7.270026][ T1] RBP: ffff888011842140 R08: 0000000000000000 R09: 0000000000000000 [ 7.255356][ T1094] RIP: 0010:strnlen+0x3b/0x70 [ 7.272784][ T1] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 [ 7.255356][ T1094] 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 [ 7.275300][ T1] R13: 0000000000000dc0 R14: 0000000000000a20 R15: 0000000000000dc0 [ 7.255356][ T1094] RSP: 0018:ffffc900052cfe10 EFLAGS: 00010246 [ 7.279965][ T1] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 7.255356][ T1094] RAX: ffff000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 7.282611][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.255356][ T1094] RDX: 1fffe00000000000 RSI: 0000000000020000 RDI: ffff000000000000 [ 7.284755][ T1] CR2: ffff88823ffff000 CR3: 000000000bc8e000 CR4: 0000000000350ef0 [ 7.255356][ T1094] RBP: ffff000000020000 R08: 0000000000000005 R09: 0000000000000000 [ 7.287536][ T1] Kernel panic - not syncing: Fatal exception [ 7.255356][ T1094] R10: 0000000000000006 R11: 0000000000000001 R12: ffff000000000000 [ 7.255356][ T1094] R13: ffff88801e578c00 R14: ffff000000000000 R15: ffff88801e578c00 [ 7.255356][ T1094] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 7.255356][ T1094] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.255356][ T1094] CR2: ffffdc0000000000 CR3: 000000000bc8e000 CR4: 0000000000350ee0 [ 7.255356][ T1094] Call Trace: [ 7.255356][ T1094] [ 7.255356][ T1094] copy_string_kernel+0x26/0x250 [ 7.255356][ T1094] copy_strings_kernel+0xb3/0x190 [ 7.255356][ T1094] kernel_execve+0x377/0x500 [ 7.255356][ T1094] call_usermodehelper_exec_async+0x2e3/0x580 [ 7.255356][ T1094] ? trace_hardirqs_on+0x2d/0x120 [ 7.255356][ T1094] ? umh_complete+0x90/0x90 [ 7.255356][ T1094] ret_from_fork+0x1f/0x30 [ 7.255356][ T1094] [ 7.255356][ T1094] Modules linked in: [ 7.255356][ T1094] CR2: ffffdc0000000000 [ 7.255356][ T1094] ---[ end trace 0000000000000000 ]--- [ 7.255356][ T1094] RIP: 0010:kmem_cache_alloc_trace+0x164/0x3e0 [ 7.255356][ T1094] 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 [ 7.255356][ T1094] RSP: 0018:ffffc90000067ae8 EFLAGS: 00010246 [ 7.255356][ T1094] RAX: ffff000000000000 RBX: 0000000000000006 RCX: 0000000000000800 [ 7.255356][ T1094] RDX: 0000000000002ea8 RSI: 0000000000000dc0 RDI: 000000000003dce0 [ 7.255356][ T1094] RBP: ffff888011842140 R08: 0000000000000000 R09: 0000000000000000 [ 7.255356][ T1094] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 [ 7.255356][ T1094] R13: 0000000000000dc0 R14: 0000000000000a20 R15: 0000000000000dc0 [ 7.255356][ T1094] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 7.255356][ T1094] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.255356][ T1094] CR2: ffffdc0000000000 CR3: 000000000bc8e000 CR4: 0000000000350ee0 [ 7.292590][ T1] Shutting down cpus with NMI [ 7.292590][ T1] Kernel Offset: disabled [ 7.292590][ T1] Rebooting in 86400 seconds..