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@10.128.1.93" "pwd"]: exit status 255 ssh: connect to host 10.128.1.93 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-2 port 1 (session ID: b169eea7850aa45a7ddec2e06a8050b7e5456154e954e4312197bfc07d033597, 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 f18d0be6-0177-a294-dd98-8a1545847fdc 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 0x000f2710: 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 5.18.0-syzkaller-13842-g952923ddc011 (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 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000004][ T0] kvm-clock: using sched offset of 3956584062 cycles [ 0.000781][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003104][ T0] tsc: Detected 2249.998 MHz processor [ 0.007448][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.008318][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.009348][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.012189][ T0] found SMP MP-table at [mem 0x000f29d0-0x000f29df] [ 0.013114][ T0] Using GB pages for direct mapping [ 0.015024][ T0] ACPI: Early table checksum verification disabled [ 0.015960][ T0] ACPI: RSDP 0x00000000000F2750 000014 (v00 Google) [ 0.016853][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.018121][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.019343][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.020559][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.021269][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.021979][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.023195][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.024440][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.025675][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.026889][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.027900][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.028918][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.029959][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.030987][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.032025][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.033036][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.034047][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.035347][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.036045][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.036727][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.037609][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.038489][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.039395][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.040847][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.042339][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.043520][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.045045][ T0] NODE_DATA(0) allocated [mem 0x13fffa000-0x13fffffff] [ 0.046146][ T0] NODE_DATA(1) allocated [mem 0x23fff7000-0x23fffcfff] [ 0.061569][ T0] Zone ranges: [ 0.062243][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.063147][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.064048][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.064971][ T0] Device empty [ 0.065448][ T0] Movable zone start for each node [ 0.066101][ T0] Early memory node ranges [ 0.066663][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.067865][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.068810][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.069749][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.070691][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.071783][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.072809][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.072938][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.103680][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.261170][ T0] kasan: KernelAddressSanitizer initialized [ 0.263814][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.264507][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.265475][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.266479][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.267454][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.268457][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.269466][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.270461][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.271399][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.272219][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.273332][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.274447][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.275552][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.276661][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.277740][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.278818][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.279960][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.280875][ T0] Booting paravirtualized kernel on KVM [ 0.281611][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.334630][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.336062][ T0] percpu: Embedded 69 pages/cpu s243784 r8192 d30648 u1048576 [ 0.337218][ T0] kvm-guest: PV spinlocks enabled [ 0.337952][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.339024][ T0] Fallback order for Node 0: 0 1 [ 0.339761][ T0] Fallback order for Node 1: 1 0 [ 0.340466][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2064125 [ 0.341455][ T0] Policy zone: Normal [ 0.341964][ 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 dummy_hcd.num=8 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.356599][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 0.358742][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 0.359650][ T0] Stack Depot early init allocating hash table with memblock_alloc, 8388608 bytes [ 0.922515][ T0] Memory: 6830516K/8388204K available (141342K kernel code, 34661K rwdata, 30196K rodata, 2716K init, 34304K bss, 1557432K reserved, 0K cma-reserved) [ 0.925708][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.928173][ T0] Dynamic Preempt: full [ 0.929084][ T0] Running RCU self tests [ 0.929642][ T0] rcu: Preemptible hierarchical RCU implementation. [ 0.930484][ T0] rcu: RCU lockdep checking is enabled. [ 0.931203][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 0.932145][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 0.933194][ T0] rcu: RCU debug extended QS entry/exit. [ 0.933955][ T0] All grace periods are expedited (rcu_expedited). [ 0.934795][ T0] Trampoline variant of Tasks RCU enabled. [ 0.935548][ T0] Tracing variant of Tasks RCU enabled. [ 0.936293][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.937368][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.969123][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 0.970586][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.971843][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823bc00000-0xffff88823be00000 [ 0.973312][ T0] random: crng init done [ 0.974765][ T0] Console: colour VGA+ 80x25 [ 0.975463][ T0] printk: console [ttyS0] enabled [ 0.975463][ T0] printk: console [ttyS0] enabled [ 0.976900][ T0] printk: bootconsole [earlyser0] disabled [ 0.976900][ T0] printk: bootconsole [earlyser0] disabled [ 0.978450][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.979579][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.980287][ T0] ... MAX_LOCK_DEPTH: 48 [ 0.980979][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 0.981689][ T0] ... CLASSHASH_SIZE: 4096 [ 0.982436][ T0] ... MAX_LOCKDEP_ENTRIES: 131072 [ 0.983188][ T0] ... MAX_LOCKDEP_CHAINS: 262144 [ 0.983935][ T0] ... CHAINHASH_SIZE: 131072 [ 0.984654][ T0] memory used by lock dependency info: 20657 kB [ 0.985493][ T0] memory used for stack traces: 8320 kB [ 0.986242][ T0] per task-struct memory footprint: 1920 bytes [ 0.987190][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 0.988792][ T0] ACPI: Core revision 20220331 [ 0.990460][ T0] APIC: Switch to symmetric I/O mode setup [ 0.996003][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 0.997156][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x206eb2111f5, max_idle_ns: 440795222471 ns [ 0.998759][ T0] Calibrating delay loop (skipped) preset value.. 4499.99 BogoMIPS (lpj=22499980) [ 0.999976][ T0] pid_max: default: 32768 minimum: 301 [ 1.008988][ T0] LSM: Security Framework initializing [ 1.010013][ T0] landlock: Up and running. [ 1.010621][ T0] Yama: becoming mindful. [ 1.011289][ T0] TOMOYO Linux initialized [ 1.012086][ T0] AppArmor: AppArmor initialized [ 1.012786][ T0] LSM support for eBPF active [ 1.015637][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 1.018085][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 1.018852][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.020100][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.023402][ T0] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 1.024621][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 512 [ 1.025610][ T0] Last level dTLB entries: 4KB 2048, 2MB 2048, 4MB 1024, 1GB 0 [ 1.026662][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.028803][ T0] Spectre V2 : Kernel not compiled with retpoline; no mitigation available! [ 1.028809][ T0] Spectre V2 : Vulnerable [ 1.030601][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 1.031975][ T0] Spectre V2 : Enabling Restricted Speculation for firmware calls [ 1.033037][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 1.034337][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl [ 1.035332][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.038365][ T0] Freeing SMP alternatives memory: 108K [ 1.160029][ T1] smpboot: CPU0: AMD EPYC 7B12 (family: 0x17, model: 0x31, stepping: 0x0) [ 1.162721][ T1] cblist_init_generic: Setting adjustable number of callback queues. [ 1.163927][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 1.165335][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 1.166519][ T1] Running RCU-tasks wait API self tests [ 1.268998][ T1] Performance Events: PMU not available due to virtualization, using software events only. [ 1.270955][ T1] rcu: Hierarchical SRCU implementation. [ 1.271084][ T16] printk: console [ttyS0] printing thread started [ 1.276226][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.276788][ T1] smp: Bringing up secondary CPUs ... [ 1.277882][ T1] x86: Booting SMP configuration: [ 1.277888][ T1] .... node #0, CPUs: #1 [ 1.282241][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.282253][ T1] smpboot: Max logical packages: 1 [ 1.282259][ T1] smpboot: Total of 2 processors activated (8999.99 BogoMIPS) [ 1.298519][ T1] allocated 134217728 bytes of page_ext [ 1.299642][ T1] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.308540][ T1] Node 0, zone DMA32: page owner found early allocated 18934 pages [ 1.312076][ T13] Callback from call_rcu_tasks_trace() invoked. [ 1.321295][ T1] Node 0, zone Normal: page owner found early allocated 292 pages [ 1.326319][ T1] Node 1, zone Normal: page owner found early allocated 19162 pages [ 1.326727][ T1] devtmpfs: initialized [ 1.326727][ T1] x86/mm: Memory block size: 128MB [ 1.363058][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.363165][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.365383][ T1] PM: RTC time: 03:44:02, date: 2022-06-05 [ 1.381889][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 1.386703][ T1] audit: initializing netlink subsys (disabled) [ 1.386776][ T27] audit: type=2000 audit(1654400642.420:1): state=initialized audit_enabled=0 res=1 [ 1.388994][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.389004][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.389199][ T1] cpuidle: using governor menu [ 1.389199][ T1] NET: Registered PF_QIPCRTR protocol family [ 1.393548][ T1] HugeTLB: can optimize 4095 vmemmap pages for hugepages-1048576kB [ 1.394531][ T1] PCI: Using configuration type 1 for base access [ 1.394538][ T1] PCI: Using configuration type 1 for extended access [ 1.488908][ T12] Callback from call_rcu_tasks() invoked. [ 1.552278][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 1.552278][ T1] HugeTLB: can optimize 7 vmemmap pages for hugepages-2048kB [ 1.552278][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 1.552278][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 1.588885][ T1] cryptd: max_cpu_qlen set to 1000 [ 1.620133][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 1.620133][ T1] raid6: using avx2x2 recovery algorithm [ 1.620681][ T1] ACPI: Added _OSI(Module Device) [ 1.620691][ T1] ACPI: Added _OSI(Processor Device) [ 1.620700][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 1.620708][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 1.620728][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 1.620757][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 1.620774][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 1.713638][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.849124][ T1] ACPI: Interpreter enabled [ 1.849462][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 1.849487][ T1] ACPI: Using IOAPIC for interrupt routing [ 1.849710][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 1.849720][ T1] PCI: Using E820 reservations for host bridge windows [ 1.852731][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 1.965927][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 1.965992][ T1] acpi PNP0A03:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 1.976782][ T1] PCI host bridge to bus 0000:00 [ 1.976792][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 1.976812][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 1.976836][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 1.976858][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 1.976881][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 1.976907][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 1.977444][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 1.998758][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 2.017263][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 2.030053][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 2.032392][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 2.036297][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 2.043056][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfe800000-0xfe80007f] [ 2.048628][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 2.048629][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 2.053551][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfe801000-0xfe80107f] [ 2.075393][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 [ 2.081622][ T1] pci 0000:00:05.0: reg 0x10: [mem 0xfe000000-0xfe7fffff] [ 2.092935][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 2.095247][ T1] pci 0000:00:06.0: [1af4:1005] type 00 class 0x00ff00 [ 2.104996][ T1] pci 0000:00:06.0: reg 0x10: [io 0xc080-0xc09f] [ 2.107538][ T1] pci 0000:00:06.0: reg 0x14: [mem 0xfe802000-0xfe80203f] [ 2.124566][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 2.127991][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 2.143805][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 2.147116][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 2.148758][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 2.162864][ T1] iommu: Default domain type: Translated [ 2.162874][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 2.166496][ T1] SCSI subsystem initialized [ 2.167898][ T1] ACPI: bus type USB registered [ 2.168304][ T1] usbcore: registered new interface driver usbfs [ 2.168522][ T1] usbcore: registered new interface driver hub [ 2.168693][ T1] usbcore: registered new device driver usb [ 2.169614][ T1] mc: Linux media interface: v0.10 [ 2.169716][ T1] videodev: Linux video capture interface: v2.00 [ 2.170105][ T1] pps_core: LinuxPPS API ver. 1 registered [ 2.170111][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.170182][ T1] PTP clock support registered [ 2.178942][ T1] EDAC MC: Ver: 3.0.0 [ 2.190428][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 2.193708][ T1] Bluetooth: Core ver 2.22 [ 2.193849][ T1] NET: Registered PF_BLUETOOTH protocol family [ 2.193856][ T1] Bluetooth: HCI device and connection manager initialized [ 2.193897][ T1] Bluetooth: HCI socket layer initialized [ 2.193914][ T1] Bluetooth: L2CAP socket layer initialized [ 2.193984][ T1] Bluetooth: SCO socket layer initialized [ 2.194052][ T1] NET: Registered PF_ATMPVC protocol family [ 2.194059][ T1] NET: Registered PF_ATMSVC protocol family [ 2.194300][ T1] NetLabel: Initializing [ 2.194304][ T1] NetLabel: domain hash size = 128 [ 2.194311][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 2.194602][ T1] NetLabel: unlabeled traffic allowed by default [ 2.196094][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 2.196307][ T1] NET: Registered PF_NFC protocol family [ 2.196382][ T1] PCI: Using ACPI for IRQ routing [ 2.197020][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 2.197034][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 2.197045][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 2.197063][ T1] vgaarb: loaded [ 2.215102][ T1] clocksource: Switched to clocksource kvm-clock [ 2.241185][ T1] VFS: Disk quotas dquot_6.6.0 [ 2.241354][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 2.241861][ T1] FS-Cache: Loaded [ 2.242810][ T1] CacheFiles: Loaded [ 2.243267][ T1] TOMOYO: 2.6.0 [ 2.243271][ T1] Mandatory Access Control activated. [ 2.245926][ T1] AppArmor: AppArmor Filesystem Enabled [ 2.246299][ T1] pnp: PnP ACPI init [ 2.282389][ T1] pnp: PnP ACPI: found 7 devices [ 2.318271][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 2.320791][ T1] NET: Registered PF_INET protocol family [ 2.323264][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 2.335183][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 2.336826][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 2.340709][ T1] TCP bind bhash tables hash table entries: 65536 (order: 10, 5242880 bytes, vmalloc hugepage) [ 2.344217][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 2.345881][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc) [ 2.347421][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 2.348936][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 2.350147][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 2.355758][ T1] RPC: Registered named UNIX socket transport module. [ 2.355769][ T1] RPC: Registered udp transport module. [ 2.355776][ T1] RPC: Registered tcp transport module. [ 2.355782][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 2.357754][ T1] NET: Registered PF_XDP protocol family [ 2.357785][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 2.357806][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 2.357824][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 2.357842][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 2.358713][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 2.359097][ T1] PCI: CLS 0 bytes, default 64 [ 2.359216][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 2.359221][ T1] software IO TLB: mapped [mem 0x00000000b5a00000-0x00000000b9a00000] (64MB) [ 2.359298][ T1] ACPI: bus type thunderbolt registered [ 2.385357][ T1] kvm: no hardware support for 'kvm_intel' [ 2.385367][ T1] has_svm: svm not available [ 2.385373][ T1] kvm: no hardware support for 'kvm_amd' [ 2.385386][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x206eb2111f5, max_idle_ns: 440795222471 ns [ 2.385455][ T1] clocksource: Switched to clocksource tsc [ 2.388134][ T58] kworker/u4:1 (58) used greatest stack depth: 27216 bytes left [ 5.235201][ T1] Initialise system trusted keyrings [ 5.237918][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 5.272371][ T1] zbud: loaded [ 5.279049][ T1] DLM installed [ 5.284494][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 5.292969][ T1] NFS: Registering the id_resolver key type [ 5.293012][ T1] Key type id_resolver registered [ 5.293016][ T1] Key type id_legacy registered [ 5.293279][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 5.293329][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 5.293334][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 5.300445][ T1] Key type cifs.spnego registered [ 5.300534][ T1] Key type cifs.idmap registered [ 5.301126][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 5.302565][ T1] ntfs3: Max link count 4000 [ 5.302572][ T1] ntfs3: Enabled Linux POSIX ACLs support [ 5.302575][ T1] ntfs3: Read-only LZX/Xpress compression included [ 5.304306][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 5.304603][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 5.308709][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 5.309325][ T1] QNX4 filesystem 0.2.3 registered. [ 5.309639][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 5.310441][ T1] fuse: init (API version 7.36) [ 5.313828][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 5.314305][ T1] orangefs_init: module version upstream loaded [ 5.315334][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 5.329885][ T1] SGI XFS with ACLs, security attributes, realtime, quota, fatal assert, debug enabled [ 5.340034][ T1] 9p: Installing v9fs 9p2000 file system support [ 5.341542][ T1] NILFS version 2 loaded [ 5.341547][ T1] befs: version: 0.9.3 [ 5.343189][ T1] ocfs2: Registered cluster interface o2cb [ 5.343514][ T1] ocfs2: Registered cluster interface user [ 5.344352][ T1] OCFS2 User DLM kernel interface loaded [ 5.353953][ T1] gfs2: GFS2 installed [ 5.363813][ T1] ceph: loaded (mds proto 32) [ 5.375338][ T1] NET: Registered PF_ALG protocol family [ 5.375456][ T1] xor: automatically using best checksumming function avx [ 5.375487][ T1] async_tx: api initialized (async) [ 5.375499][ T1] Key type asymmetric registered [ 5.375516][ T1] Asymmetric key parser 'x509' registered [ 5.375521][ T1] Asymmetric key parser 'pkcs8' registered [ 5.375525][ T1] Key type pkcs7_test registered [ 5.378119][ T1] alg: self-tests for CTR-KDF (hmac(sha256)) passed [ 5.378339][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 240) [ 5.379375][ T1] io scheduler mq-deadline registered [ 5.379383][ T1] io scheduler kyber registered [ 5.379984][ T1] io scheduler bfq registered [ 5.401749][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 5.404885][ T165] kworker/u4:2 (165) used greatest stack depth: 26816 bytes left [ 5.440111][ T1] ACPI: button: Power Button [PWRF] [ 5.441270][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 5.441927][ T1] ACPI: button: Sleep Button [SLPF] [ 5.460916][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 5.460998][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 5.477304][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 5.477375][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 5.495530][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 5.495601][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 5.794751][ T1] N_HDLC line discipline registered with maxframe=4096 [ 5.794793][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 5.795493][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 5.801313][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 5.805320][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 5.811739][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 5.825753][ T1] Non-volatile memory driver v1.3 [ 285.618945][ T28] INFO: task swapper/0:1 blocked for more than 143 seconds. [ 285.620297][ T28] Not tainted 5.18.0-syzkaller-13842-g952923ddc011 #0 [ 285.621287][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 285.622564][ T28] task:swapper/0 state:D stack:23744 pid: 1 ppid: 0 flags:0x00004000 [ 285.623958][ T28] Call Trace: [ 285.624411][ T28] [ 285.624916][ T28] __schedule+0xa00/0x4b30 [ 285.625659][ T28] ? __mutex_lock+0xa6b/0x1350 [ 285.626328][ T28] ? io_schedule_timeout+0x140/0x140 [ 285.627074][ T28] schedule+0xd2/0x1f0 [ 285.627656][ T28] schedule_preempt_disabled+0xf/0x20 [ 285.628405][ T28] __mutex_lock+0xa70/0x1350 [ 285.629140][ T28] ? add_early_randomness+0x1a/0x170 [ 285.629934][ T28] ? mutex_lock_io_nested+0x1190/0x1190 [ 285.630701][ T28] ? __mutex_unlock_slowpath+0x157/0x5e0 [ 285.631501][ T28] ? hwrng_init+0x29e/0x350 [ 285.632135][ T28] ? hwrng_manage_rngd+0x160/0x160 [ 285.632851][ T28] add_early_randomness+0x1a/0x170 [ 285.633565][ T28] hwrng_register+0x399/0x510 [ 285.634204][ T28] virtrng_scan+0x37/0x90 [ 285.634851][ T28] ? rng_current_store+0x2e0/0x2e0 [ 285.635641][ T28] virtio_dev_probe+0x639/0x910 [ 285.636359][ T28] ? virtio_features_ok+0x110/0x110 [ 285.637132][ T28] really_probe+0x23e/0xb90 [ 285.637773][ T28] __driver_probe_device+0x338/0x4d0 [ 285.638509][ T28] driver_probe_device+0x4c/0x1a0 [ 285.639718][ T28] __driver_attach+0x22d/0x550 [ 285.639718][ T28] __driver_attach+0x22d/0x550 [ 285.639747][ T28] ? __device_attach_driver+0x2f0/0x2f0 [ 285.639767][ T28] bus_for_each_dev+0x147/0x1d0 [ 285.639787][ T28] ? subsys_dev_iter_exit+0x20/0x20 [ 285.639812][ T28] bus_add_driver+0x422/0x640 [ 285.639835][ T28] driver_register+0x220/0x3a0 [ 285.639856][ T28] ? hwrng_modinit+0x109/0x109 [ 285.639876][ T28] do_one_initcall+0x103/0x650 [ 285.639897][ T28] ? trace_event_raw_event_initcall_level+0x1f0/0x1f0 [ 285.639918][ T28] ? parameq+0xd0/0x170 [ 285.639949][ T28] kernel_init_freeable+0x6b1/0x73a [ 285.639974][ T28] ? rest_init+0x270/0x270 [ 285.639993][ T28] kernel_init+0x1a/0x1d0 [ 285.640009][ T28] ? rest_init+0x270/0x270 [ 285.640026][ T28] ret_from_fork+0x1f/0x30 [ 285.640055][ T28] [ 285.640087][ T28] [ 285.640087][ T28] Showing all locks held in the system: [ 285.640095][ T28] 2 locks held by swapper/0/1: [ 285.640105][ T28] #0: ffff88801badd170 (&dev->mutex){....}-{3:3}, at: __driver_attach+0x222/0x550 [ 285.640159][ T28] #1: ffffffff8c832ca8 (reading_mutex){+.+.}-{3:3}, at: add_early_randomness+0x1a/0x170 [ 285.640211][ T28] 2 locks held by pr/ttyS0/16: [ 285.640222][ T28] 1 lock held by khungtaskd/28: [ 285.640232][ T28] #0: ffffffff8bd86be0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 [ 285.640285][ T28] 2 locks held by kworker/u4:3/52: [ 285.640296][ T28] #0: ffff888011869138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 [ 285.640346][ T28] #1: ffffc90000bd7da8 ((work_completion)(&(&kfence_timer)->work)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 [ 285.640398][ T28] 1 lock held by hwrng/752: [ 285.640408][ T28] #0: ffffffff8c832ca8 (reading_mutex){+.+.}-{3:3}, at: hwrng_fillfn+0x141/0x370 [ 285.640458][ T28] [ 285.640463][ T28] ============================================= [ 285.640463][ T28] [ 285.640470][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 285.640479][ T28] CPU: 0 PID: 28 Comm: khungtaskd Not tainted 5.18.0-syzkaller-13842-g952923ddc011 #0 [ 285.640495][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 285.640504][ T28] Call Trace: [ 285.640510][ T28] [ 285.640516][ T28] dump_stack_lvl+0xcd/0x134 [ 285.640534][ T28] panic+0x2d7/0x636 [ 285.640550][ T28] ? panic_print_sys_info.part.0+0x10b/0x10b [ 285.640573][ T28] ? watchdog.cold+0x5/0x143 [ 285.640595][ T28] watchdog.cold+0x16/0x143 [ 285.640616][ T28] ? proc_dohung_task_timeout_secs+0x80/0x80 [ 285.640642][ T28] kthread+0x2e9/0x3a0 [ 285.640657][ T28] ? kthread_complete_and_exit+0x40/0x40 [ 285.640675][ T28] ret_from_fork+0x1f/0x30 [ 285.640701][ T28] [ 285.645590][ T28] Kernel Offset: disabled