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@10.128.10.32" "pwd"]: exit status 255 ssh: connect to host 10.128.10.32 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: 7ee549677d3744564353afdf3c7a3a5f875f27973fe0eac3b09fa94e3d586a47, 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 5.19.0-syzkaller-14090-g4a9350597aff (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 4401927998 cycles [ 0.001196][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.004598][ T0] tsc: Detected 2200.148 MHz processor [ 0.010134][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.011398][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.013041][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.021239][ T0] found SMP MP-table at [mem 0x000f2750-0x000f275f] [ 0.022804][ T0] Using GB pages for direct mapping [ 0.025480][ T0] ACPI: Early table checksum verification disabled [ 0.027159][ T0] ACPI: RSDP 0x00000000000F24D0 000014 (v00 Google) [ 0.028542][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.031284][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.034072][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.037036][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.037885][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.039231][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.041465][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.043694][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.045695][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.048300][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.049808][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.051384][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.053052][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.054737][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.056577][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.058057][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.059509][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.061584][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.062944][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.065945][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.067399][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.068649][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.069747][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.071965][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.075008][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.076161][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.078594][ T0] NODE_DATA(0) allocated [mem 0x13fffa000-0x13fffffff] [ 0.080433][ T0] NODE_DATA(1) allocated [mem 0x23fff7000-0x23fffcfff] [ 0.119043][ T0] Zone ranges: [ 0.119976][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.121529][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.122914][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.124295][ T0] Device empty [ 0.124915][ T0] Movable zone start for each node [ 0.125742][ T0] Early memory node ranges [ 0.126657][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.128473][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.130281][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.132090][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.133481][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.135719][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.137293][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.137449][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.175746][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.524248][ T0] kasan: KernelAddressSanitizer initialized [ 0.528125][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.528980][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.530078][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.531390][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.533102][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.534449][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.535864][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.537397][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.538611][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.539845][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.541758][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.543356][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.545293][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.547121][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.548863][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.550606][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.552667][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.554054][ T0] Booting paravirtualized kernel on KVM [ 0.555000][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.624742][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.627388][ T0] percpu: Embedded 69 pages/cpu s243912 r8192 d30520 u1048576 [ 0.628940][ T0] kvm-guest: PV spinlocks enabled [ 0.630235][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.631969][ T0] Fallback order for Node 0: 0 1 [ 0.633411][ T0] Fallback order for Node 1: 1 0 [ 0.634613][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2064125 [ 0.636667][ T0] Policy zone: Normal [ 0.637536][ 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 [ 0.659546][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 0.662521][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 0.666741][ T0] stackdepot hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.668759][ T0] software IO TLB: area num 2. [ 1.510990][ T0] Memory: 6828212K/8388204K available (143390K kernel code, 34857K rwdata, 30344K rodata, 2724K init, 33928K bss, 1559736K reserved, 0K cma-reserved) [ 1.515495][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.518972][ T0] Dynamic Preempt: full [ 1.520471][ T0] Running RCU self tests [ 1.521293][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.522518][ T0] rcu: RCU lockdep checking is enabled. [ 1.523468][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.524781][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.526079][ T0] rcu: RCU debug extended QS entry/exit. [ 1.527544][ T0] All grace periods are expedited (rcu_expedited). [ 1.528823][ T0] Trampoline variant of Tasks RCU enabled. [ 1.530018][ T0] Tracing variant of Tasks RCU enabled. [ 1.531099][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.532629][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.572389][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.574434][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.576132][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823bc00000-0xffff88823be00000 [ 1.579184][ T0] random: crng init done [ 1.580937][ T0] Console: colour VGA+ 80x25 [ 1.581786][ T0] printk: console [ttyS0] enabled [ 1.581786][ T0] printk: console [ttyS0] enabled [ 1.583740][ T0] printk: bootconsole [earlyser0] disabled [ 1.583740][ T0] printk: bootconsole [earlyser0] disabled [ 1.585806][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.587522][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.588792][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.589766][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.591323][ T0] ... CLASSHASH_SIZE: 4096 [ 1.593158][ T0] ... MAX_LOCKDEP_ENTRIES: 131072 [ 1.594564][ T0] ... MAX_LOCKDEP_CHAINS: 262144 [ 1.595487][ T0] ... CHAINHASH_SIZE: 131072 [ 1.596333][ T0] memory used by lock dependency info: 20657 kB [ 1.597454][ T0] memory used for stack traces: 8320 kB [ 1.598301][ T0] per task-struct memory footprint: 1920 bytes [ 1.599343][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.601882][ T0] ACPI: Core revision 20220331 [ 1.603290][ T0] APIC: Switch to symmetric I/O mode setup [ 1.609460][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.610776][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb6beb5c3c, max_idle_ns: 440795241915 ns [ 1.612371][ T0] Calibrating delay loop (skipped) preset value.. 4400.29 BogoMIPS (lpj=22001480) [ 1.622393][ T0] pid_max: default: 32768 minimum: 301 [ 1.623419][ T0] LSM: Security Framework initializing [ 1.624929][ T0] landlock: Up and running. [ 1.625586][ T0] Yama: becoming mindful. [ 1.626450][ T0] TOMOYO Linux initialized [ 1.627314][ T0] AppArmor: AppArmor initialized [ 1.628099][ T0] LSM support for eBPF active [ 1.633279][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 1.636724][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 1.639085][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.640615][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.645775][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 1.646705][ T0] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4 [ 1.647734][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.649408][ T0] Spectre V2 : Mitigation: IBRS [ 1.650184][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 1.651457][ T0] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT [ 1.652393][ T0] RETBleed: Mitigation: IBRS [ 1.653111][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 1.654600][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.655976][ T0] MDS: Mitigation: Clear CPU buffers [ 1.656876][ T0] TAA: Mitigation: Clear CPU buffers [ 1.657833][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.661332][ T0] Freeing SMP alternatives memory: 112K [ 1.783084][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 1.786763][ T1] cblist_init_generic: Setting adjustable number of callback queues. [ 1.788264][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 1.789636][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 1.791620][ T1] Running RCU-tasks wait API self tests [ 1.902693][ T1] Performance Events: unsupported p6 CPU model 79 no PMU driver, software events only. [ 1.905092][ T1] rcu: Hierarchical SRCU implementation. [ 1.905905][ T1] rcu: Max phase no-delay instances is 1000. [ 1.910738][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.912479][ T1] smp: Bringing up secondary CPUs ... [ 1.915271][ T1] x86: Booting SMP configuration: [ 1.916120][ T1] .... node #0, CPUs: #1 [ 1.918099][ 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. [ 1.918099][ 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. [ 1.922565][ 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. [ 1.925566][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.926792][ T1] smpboot: Max logical packages: 1 [ 1.927657][ T1] smpboot: Total of 2 processors activated (8800.59 BogoMIPS) [ 1.942501][ T13] Callback from call_rcu_tasks_trace() invoked. [ 1.965994][ T1] allocated 134217728 bytes of page_ext [ 1.967178][ T1] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.979260][ T1] Node 0, zone DMA32: page owner found early allocated 19058 pages [ 1.994063][ T1] Node 0, zone Normal: page owner found early allocated 228 pages [ 2.001699][ T1] Node 1, zone Normal: page owner found early allocated 19162 pages [ 2.003437][ T1] devtmpfs: initialized [ 2.003790][ T1] x86/mm: Memory block size: 128MB [ 2.046199][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.046199][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 2.052373][ T1] PM: RTC time: 01:53:37, date: 2022-08-13 [ 2.064482][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 2.071096][ T1] audit: initializing netlink subsys (disabled) [ 2.072442][ T27] audit: type=2000 audit(1660355617.670:1): state=initialized audit_enabled=0 res=1 [ 2.075201][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.075213][ T1] thermal_sys: Registered thermal governor 'user_space' [ 2.076430][ T1] cpuidle: using governor menu [ 2.078090][ T1] NET: Registered PF_QIPCRTR protocol family [ 2.085405][ T1] PCI: Using configuration type 1 for base access [ 2.122996][ T12] Callback from call_rcu_tasks() invoked. [ 2.275219][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.282387][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 2.282387][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 2.282748][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 2.284353][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 2.302372][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.312380][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 2.312380][ T1] raid6: using avx2x2 recovery algorithm [ 2.312380][ T1] ACPI: Added _OSI(Module Device) [ 2.312380][ T1] ACPI: Added _OSI(Processor Device) [ 2.312429][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 2.313380][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 2.314678][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 2.315742][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 2.317210][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 2.418480][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 2.475107][ T1] ACPI: Interpreter enabled [ 2.476648][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 2.478308][ T1] ACPI: Using IOAPIC for interrupt routing [ 2.479848][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.481815][ T1] PCI: Using E820 reservations for host bridge windows [ 2.486296][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 2.624127][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 2.625612][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 2.628232][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 2.632290][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 2.648293][ T1] PCI host bridge to bus 0000:00 [ 2.649418][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 2.651049][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 2.652383][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 2.654136][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 2.656509][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 2.659014][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 2.660768][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 2.667380][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 2.692379][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 2.711223][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 2.715669][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 2.726170][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 2.734114][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfe800000-0xfe80007f] [ 2.755913][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 2.767176][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 2.775845][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfe801000-0xfe80107f] [ 2.795981][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 [ 2.806491][ T1] pci 0000:00:05.0: reg 0x10: [mem 0xfe000000-0xfe7fffff] [ 2.840106][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 2.845992][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 [ 2.860356][ T1] pci 0000:00:06.0: reg 0x10: [io 0xc080-0xc09f] [ 2.869231][ T1] pci 0000:00:06.0: reg 0x14: [mem 0xfe802000-0xfe80207f] [ 2.890092][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 [ 2.900136][ T1] pci 0000:00:07.0: reg 0x10: [io 0xc0a0-0xc0bf] [ 2.905820][ T1] pci 0000:00:07.0: reg 0x14: [mem 0xfe803000-0xfe80303f] [ 2.948886][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 2.955934][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 2.962608][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 2.969216][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 2.973521][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 2.993681][ T1] iommu: Default domain type: Translated [ 2.993681][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 2.996615][ T1] SCSI subsystem initialized [ 3.003889][ T1] ACPI: bus type USB registered [ 3.005723][ T1] usbcore: registered new interface driver usbfs [ 3.007799][ T1] usbcore: registered new interface driver hub [ 3.007799][ T1] usbcore: registered new device driver usb [ 3.007799][ T1] mc: Linux media interface: v0.10 [ 3.008464][ T1] videodev: Linux video capture interface: v2.00 [ 3.010236][ T1] pps_core: LinuxPPS API ver. 1 registered [ 3.011408][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 3.012555][ T1] PTP clock support registered [ 3.021952][ T1] EDAC MC: Ver: 3.0.0 [ 3.034090][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 3.037644][ T1] Bluetooth: Core ver 2.22 [ 3.038541][ T1] NET: Registered PF_BLUETOOTH protocol family [ 3.039500][ T1] Bluetooth: HCI device and connection manager initialized [ 3.040791][ T1] Bluetooth: HCI socket layer initialized [ 3.042203][ T1] Bluetooth: L2CAP socket layer initialized [ 3.042684][ T1] Bluetooth: SCO socket layer initialized [ 3.043606][ T1] NET: Registered PF_ATMPVC protocol family [ 3.044487][ T1] NET: Registered PF_ATMSVC protocol family [ 3.045849][ T1] NetLabel: Initializing [ 3.046522][ T1] NetLabel: domain hash size = 128 [ 3.047485][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 3.048999][ T1] NetLabel: unlabeled traffic allowed by default [ 3.052913][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 3.054079][ T1] NET: Registered PF_NFC protocol family [ 3.055080][ T1] PCI: Using ACPI for IRQ routing [ 3.056791][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 3.057899][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 3.058952][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 3.060301][ T1] vgaarb: loaded [ 3.068993][ T1] clocksource: Switched to clocksource kvm-clock [ 3.072357][ T1] VFS: Disk quotas dquot_6.6.0 [ 3.072357][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 3.072674][ T1] FS-Cache: Loaded [ 3.074614][ T1] CacheFiles: Loaded [ 3.075884][ T1] TOMOYO: 2.6.0 [ 3.076424][ T1] Mandatory Access Control activated. [ 3.080769][ T1] AppArmor: AppArmor Filesystem Enabled [ 3.082269][ T1] pnp: PnP ACPI init [ 3.101965][ T1] pnp: PnP ACPI: found 7 devices [ 3.146423][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 3.149175][ T1] NET: Registered PF_INET protocol family [ 3.154490][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 3.166814][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 3.169349][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 3.172155][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 3.179578][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc hugepage) [ 3.186831][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 3.191983][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc) [ 3.196474][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 3.200659][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 3.203505][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 3.206806][ T1] RPC: Registered named UNIX socket transport module. [ 3.207946][ T1] RPC: Registered udp transport module. [ 3.208865][ T1] RPC: Registered tcp transport module. [ 3.209848][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 3.213634][ T1] NET: Registered PF_XDP protocol family [ 3.214925][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 3.216318][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 3.217560][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 3.218760][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 3.221117][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 3.222755][ T1] PCI: CLS 0 bytes, default 64 [ 3.223845][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 3.225284][ T1] software IO TLB: mapped [mem 0x00000000b5a00000-0x00000000b9a00000] (64MB) [ 3.227014][ T1] ACPI: bus type thunderbolt registered [ 3.237529][ T56] kworker/u4:3 (56) used greatest stack depth: 28296 bytes left [ 3.238958][ T57] kworker/u4:3 (57) used greatest stack depth: 27952 bytes left [ 3.239066][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 3.276611][ T1] kvm: already loaded vendor module 'kvm_intel' [ 3.278053][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb6beb5c3c, max_idle_ns: 440795241915 ns [ 3.281792][ T58] kworker/u4:4 (58) used greatest stack depth: 27856 bytes left [ 3.283981][ T1] clocksource: Switched to clocksource tsc [ 3.292270][ T63] kworker/u4:2 (63) used greatest stack depth: 27768 bytes left [ 3.295034][ T61] kworker/u4:4 (61) used greatest stack depth: 27472 bytes left [ 6.842927][ T1] Initialise system trusted keyrings [ 6.847186][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 6.886913][ T1] zbud: loaded [ 6.896943][ T1] DLM installed [ 6.904405][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.915484][ T1] NFS: Registering the id_resolver key type [ 6.916905][ T1] Key type id_resolver registered [ 6.918035][ T1] Key type id_legacy registered [ 6.919639][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.921154][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.931285][ T1] Key type cifs.spnego registered [ 6.932807][ T1] Key type cifs.idmap registered [ 6.935085][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 6.937311][ T1] ntfs3: Max link count 4000 [ 6.938205][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 6.939685][ T1] ntfs3: Read-only LZX/Xpress compression included [ 6.942543][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 6.943892][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 6.949498][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 6.950972][ T1] QNX4 filesystem 0.2.3 registered. [ 6.952624][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 6.954951][ T1] fuse: init (API version 7.36) [ 6.960620][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 6.963358][ T1] orangefs_init: module version upstream loaded [ 6.965779][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 6.982831][ T1] SGI XFS with ACLs, security attributes, realtime, quota, fatal assert, debug enabled [ 6.997534][ T1] 9p: Installing v9fs 9p2000 file system support [ 7.000300][ T1] NILFS version 2 loaded [ 7.001231][ T1] befs: version: 0.9.3 [ 7.003509][ T1] ocfs2: Registered cluster interface o2cb [ 7.005411][ T1] ocfs2: Registered cluster interface user [ 7.007534][ T1] OCFS2 User DLM kernel interface loaded [ 7.019330][ T1] gfs2: GFS2 installed [ 7.032002][ T1] ceph: loaded (mds proto 32) [ 7.045833][ T1] NET: Registered PF_ALG protocol family [ 7.047621][ T1] xor: automatically using best checksumming function avx [ 7.050301][ T1] async_tx: api initialized (async) [ 7.052643][ T1] Key type asymmetric registered [ 7.054568][ T1] Asymmetric key parser 'x509' registered [ 7.057105][ T1] Asymmetric key parser 'pkcs8' registered [ 7.059506][ T1] Key type pkcs7_test registered [ 7.064336][ T1] alg: self-tests for CTR-KDF (hmac(sha256)) passed [ 7.066458][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 240) [ 7.068232][ T1] io scheduler mq-deadline registered [ 7.068983][ T1] io scheduler kyber registered [ 7.070486][ T1] io scheduler bfq registered [ 7.087666][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 7.101083][ T154] kworker/u4:1 (154) used greatest stack depth: 27056 bytes left [ 7.113815][ T1] ACPI: button: Power Button [PWRF] [ 7.115723][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 7.117881][ T1] ACPI: button: Sleep Button [SLPF] [ 7.141613][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 7.142737][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 7.160128][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 7.161189][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 7.180601][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 7.181785][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 7.195298][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 7.253143][ T248] kworker/u4:1 (248) used greatest stack depth: 26320 bytes left [ 7.605960][ T1] N_HDLC line discipline registered with maxframe=4096 [ 7.607161][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 7.609103][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 7.618476][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 7.625749][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 7.633867][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 7.650596][ T1] Non-volatile memory driver v1.3 [ 7.663523][ T1] Linux agpgart interface v0.103 [ 7.666389][ T1] ACPI: bus type drm_connector registered [ 7.672896][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.679259][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 7.743587][ T1] Console: switching to colour frame buffer device 128x48 [ 7.761486][ T1] platform vkms: [drm] fb0: vkmsdrmfb frame buffer device [ 7.762913][ T1] usbcore: registered new interface driver udl [ 7.823200][ T1] brd: module loaded [ 7.887600][ T1] loop: module loaded [ 7.978216][ T1] zram: Added device: zram0 [ 7.985788][ T1] null_blk: disk nullb0 created [ 7.986596][ T1] null_blk: module loaded [ 7.987574][ T1] Guest personality initialized and is inactive [ 7.989296][ T1] VMCI host device registered (name=vmci, major=10, minor=120) [ 7.990470][ T1] Initialized host personality [ 7.991562][ T1] usbcore: registered new interface driver rtsx_usb [ 7.993323][ T1] usbcore: registered new interface driver viperboard [ 7.994690][ T1] usbcore: registered new interface driver dln2 [ 7.996462][ T1] usbcore: registered new interface driver pn533_usb [ 8.003921][ T1] nfcsim 0.2 initialized [ 8.004781][ T1] usbcore: registered new interface driver port100 [ 8.006003][ T1] usbcore: registered new interface driver nfcmrvl [ 8.010815][ T1] Loading iSCSI transport class v2.0-870. [ 8.043735][ T1] scsi host0: Virtio SCSI HBA [ 8.088525][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 8.094162][ T11] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 8.121181][ T1] Rounding down aligned max_sectors from 4294967295 to 4294967288 [ 8.123350][ T1] db_root: cannot open: /etc/target [ 8.125297][ T1] slram: not enough parameters. [ 8.132359][ T1] ftl_cs: FTL header not found. [ 8.180250][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 8.182000][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 8.185099][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 8.197110][ T1] MACsec IEEE 802.1AE [ 8.213722][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 8.253788][ C0] general protection fault, probably for non-canonical address 0xffff00a800000000: 0000 [#1] PREEMPT SMP KASAN [ 8.256338][ C0] KASAN: maybe wild-memory-access in range [0xfff8254000000000-0xfff8254000000007] [ 8.258257][ C0] CPU: 0 PID: 15 Comm: ksoftirqd/0 Not tainted 5.19.0-syzkaller-14090-g4a9350597aff #0 [ 8.259775][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 8.261382][ C0] RIP: 0010:rcu_core+0x7b3/0x1890 [ 8.262161][ C0] Code: 83 ae f7 ff 48 8d 7d 08 5e 48 89 f8 48 c1 e8 03 42 80 3c 20 00 0f 85 e1 0c 00 00 48 8b 45 08 48 89 ef 48 c7 45 08 00 00 00 00 d0 48 c7 c6 74 cc 67 81 48 c7 c7 20 91 f8 8b e8 c8 a6 f7 ff 65 [ 8.262381][ C0] RSP: 0000:ffffc90000147d50 EFLAGS: 00010246 [ 8.262381][ C0] RAX: ffff00a800000000 RBX: 000000000000000a RCX: a874641a40bae7d8 [ 8.262381][ C0] RDX: 1ffff1100234e8ae RSI: ffffffff8167cc11 RDI: ffff88801fddb2a8 [ 8.262381][ C0] RBP: ffff88801fddb2a8 R08: 0000000000000000 R09: ffffffff908dc95f [ 8.262381][ C0] R10: fffffbfff211b92b R11: 0000000000000001 R12: dffffc0000000000 [ 8.262381][ C0] R13: 0000000000000000 R14: ffffc90000147dc8 R15: 0000000000000009 [ 8.272436][ C0] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 8.274582][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8.274582][ C0] CR2: ffff88823ffff000 CR3: 000000000bc8e000 CR4: 00000000003506f0 [ 8.274582][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8.274582][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8.274582][ C0] Call Trace: [ 8.274582][ C0] [ 8.274582][ C0] ? rcu_report_dead+0x680/0x680 [ 8.274582][ C0] __do_softirq+0x1d3/0x9c6 [ 8.274582][ C0] ? __irq_exit_rcu+0x180/0x180 [ 8.274582][ C0] run_ksoftirqd+0x2d/0x60 [ 8.274582][ C0] smpboot_thread_fn+0x645/0x9c0 [ 8.274582][ C0] ? sort_range+0x30/0x30 [ 8.274582][ C0] kthread+0x2e4/0x3a0 [ 8.274582][ C0] ? kthread_complete_and_exit+0x40/0x40 [ 8.274582][ C0] ret_from_fork+0x1f/0x30 [ 8.274582][ C0] [ 8.274582][ C0] Modules linked in: [ 8.274582][ C0] vkms_vblank_simulate: vblank timer overrun [ 8.282405][ T8] general protection fault, probably for non-canonical address 0xffff000000000e40: 0000 [#2] PREEMPT SMP KASAN [ 8.288333][ C0] ---[ end trace 0000000000000000 ]--- [ 8.282405][ T8] KASAN: maybe wild-memory-access in range [0xfff8200000007200-0xfff8200000007207] [ 8.290968][ C0] RIP: 0010:rcu_core+0x7b3/0x1890 [ 8.282405][ T8] CPU: 1 PID: 8 Comm: kworker/u4:0 Tainted: G D 5.19.0-syzkaller-14090-g4a9350597aff #0 [ 8.282405][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 8.293301][ C0] Code: 83 ae f7 ff 48 8d 7d 08 5e 48 89 f8 48 c1 e8 03 42 80 3c 20 00 0f 85 e1 0c 00 00 48 8b 45 08 48 89 ef 48 c7 45 08 00 00 00 00 d0 48 c7 c6 74 cc 67 81 48 c7 c7 20 91 f8 8b e8 c8 a6 f7 ff 65 [ 8.282405][ T8] Workqueue: events_unbound call_usermodehelper_exec_work [ 8.296412][ C0] RSP: 0000:ffffc90000147d50 EFLAGS: 00010246 [ 8.282405][ T8] [ 8.282405][ T8] RIP: 0010:kmem_cache_alloc_node+0x1db/0x3f0 [ 8.300764][ C0] [ 8.300772][ C0] RAX: ffff00a800000000 RBX: 000000000000000a RCX: a874641a40bae7d8 [ 8.282405][ T8] Code: 25 28 00 00 00 0f 85 2a 02 00 00 48 83 c4 18 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 49 8b 3c 24 41 8b 4c 24 28 40 f6 c7 0f <48> 8b 1c 08 0f 85 f8 01 00 00 48 8d 4a 08 65 48 0f c7 0f 0f 94 c0 [ 8.302171][ C0] RDX: 1ffff1100234e8ae RSI: ffffffff8167cc11 RDI: ffff88801fddb2a8 [ 8.282405][ T8] RSP: 0000:ffffc900000d78e8 EFLAGS: 00010246 [ 8.282405][ T8] RAX: ffff000000000000 RBX: 0000000000001c80 RCX: 0000000000000e40 [ 8.282405][ T8] RDX: 0000000000001881 RSI: 0000000000000cc0 RDI: 0000000000040c90 [ 8.282405][ T8] RBP: 0000000000000cc0 R08: 0000000000000000 R09: ffffffff8dde8b17 [ 8.303606][ C0] RBP: ffff88801fddb2a8 R08: 0000000000000000 R09: ffffffff908dc95f [ 8.282405][ T8] R10: 0000000000000000 R11: 0000000000000001 R12: ffff888140006280 [ 8.282405][ T8] R13: 0000000000000cc0 R14: 0000000000000000 R15: ffffffff8146d03e [ 8.282405][ T8] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 8.307935][ C0] R10: fffffbfff211b92b R11: 0000000000000001 R12: dffffc0000000000 [ 8.282405][ T8] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8.310233][ C0] R13: 0000000000000000 R14: ffffc90000147dc8 R15: 0000000000000009 [ 8.282405][ T8] CR2: 0000000000000000 CR3: 000000000bc8e000 CR4: 00000000003506e0 [ 8.312736][ C0] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 8.282405][ T8] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8.315156][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8.282405][ T8] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8.317725][ C0] CR2: ffff88823ffff000 CR3: 000000000bc8e000 CR4: 00000000003506f0 [ 8.282405][ T8] Call Trace: [ 8.282405][ T8] [ 8.320358][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8.282405][ T8] copy_process+0x4ce/0x7090 [ 8.322375][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8.282405][ T8] ? lock_release+0x560/0x780 [ 8.325111][ C0] Kernel panic - not syncing: Fatal exception in interrupt [ 8.282405][ T8] ? wake_up_new_task+0x778/0xbf0 [ 8.282405][ T8] ? lock_downgrade+0x6e0/0x6e0 [ 8.282405][ T8] ? lock_downgrade+0x6e0/0x6e0 [ 8.282405][ T8] ? lock_repin_lock+0x350/0x350 [ 8.282405][ T8] ? __cleanup_sighand+0xb0/0xb0 [ 8.282405][ T8] ? to_ratio+0x20/0x20 [ 8.282405][ T8] ? rcu_read_lock_sched_held+0xd/0x70 [ 8.282405][ T8] ? lock_acquire+0x480/0x570 [ 8.282405][ T8] kernel_clone+0xe7/0xab0 [ 8.282405][ T8] ? create_io_thread+0xe0/0xe0 [ 8.282405][ T8] ? rcu_read_lock_sched_held+0xd/0x70 [ 8.282405][ T8] ? lock_acquire+0x480/0x570 [ 8.282405][ T8] ? rcu_read_lock_sched_held+0xd/0x70 [ 8.282405][ T8] ? lock_release+0x560/0x780 [ 8.282405][ T8] ? debug_object_deactivate+0x264/0x300 [ 8.282405][ T8] ? lock_downgrade+0x6e0/0x6e0 [ 8.282405][ T8] ? rwlock_bug.part.0+0x90/0x90 [ 8.282405][ T8] ? umh_complete+0x90/0x90 [ 8.282405][ T8] user_mode_thread+0xad/0xe0 [ 8.282405][ T8] ? kernel_thread+0xf0/0xf0 [ 8.282405][ T8] ? umh_complete+0x90/0x90 [ 8.282405][ T8] ? read_word_at_a_time+0xe/0x20 [ 8.282405][ T8] ? strscpy+0xa1/0x2a0 [ 8.282405][ T8] call_usermodehelper_exec_work+0xcc/0x180 [ 8.282405][ T8] process_one_work+0x991/0x1610 [ 8.282405][ T8] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 8.282405][ T8] ? rwlock_bug.part.0+0x90/0x90 [ 8.282405][ T8] worker_thread+0x665/0x1080 [ 8.282405][ T8] ? process_one_work+0x1610/0x1610 [ 8.282405][ T8] kthread+0x2e4/0x3a0 [ 8.282405][ T8] ? kthread_complete_and_exit+0x40/0x40 [ 8.282405][ T8] ret_from_fork+0x1f/0x30 [ 8.282405][ T8] [ 8.282405][ T8] Modules linked in: [ 8.332363][ C0] Kernel Offset: disabled [ 8.332363][ C0] Rebooting in 86400 seconds..