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@10.128.1.27" "pwd"]: exit status 255 ssh: connect to host 10.128.1.27 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-linux-next-kasan-gce-root-test-0 port 1 (session ID: cf660add9940bae8e008b48298983009195dbc98904bdf4753cf4ebf99ae58b9, 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 99cf6481-913a-f8b3-88a8-0e052a788a13 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 0x000f24c0: 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 5.16.0-rc5-next-20211217-syzkaller (syzkaller@syzkaller) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT 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] 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] 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] 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 [ 0.000000][ T0] kvm-clock: cpu 0, msr f1a5001, primary cpu clock [ 0.000008][ T0] kvm-clock: using sched offset of 7253848588 cycles [ 0.000921][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003553][ T0] tsc: Detected 2200.210 MHz processor [ 0.008970][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.010137][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.011393][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.018180][ T0] found SMP MP-table at [mem 0x000f2780-0x000f278f] [ 0.019237][ T0] Using GB pages for direct mapping [ 0.021703][ T0] ACPI: Early table checksum verification disabled [ 0.022761][ T0] ACPI: RSDP 0x00000000000F2500 000014 (v00 Google) [ 0.023876][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.025196][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.026645][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.027919][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.028804][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.029550][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.030822][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.032088][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.033346][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.034570][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.035642][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.036681][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.037715][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.038731][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.039792][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.040830][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.042060][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.043837][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.044611][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.045391][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.046316][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.047279][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.048288][ T0] ACPI: CEDT not present [ 0.048870][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.050500][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.052145][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.053310][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.054988][ T0] NODE_DATA(0) allocated [mem 0x13fffa000-0x13fffffff] [ 0.056318][ T0] NODE_DATA(1) allocated [mem 0x23fff7000-0x23fffcfff] [ 0.093670][ T0] Zone ranges: [ 0.094247][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.095347][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.096335][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.097722][ T0] Device empty [ 0.098322][ T0] Movable zone start for each node [ 0.099147][ T0] Early memory node ranges [ 0.099854][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.100822][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.101778][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.102841][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.103949][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.105170][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.106601][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.106767][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.144803][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.485326][ T0] kasan: KernelAddressSanitizer initialized [ 0.488004][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.488678][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.489637][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.490667][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.491664][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.492646][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.493697][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.494819][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.495824][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.496751][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.497884][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.499124][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.500225][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.501311][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.502709][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.504025][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.505301][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.506239][ T0] Booting paravirtualized kernel on KVM [ 0.507058][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.570543][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.572667][ T0] percpu: Embedded 69 pages/cpu s242952 r8192 d31480 u1048576 [ 0.573847][ T0] kvm-guest: stealtime: cpu 0, msr b9c27440 [ 0.574634][ T0] kvm-guest: PV spinlocks enabled [ 0.575291][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.576485][ T0] Fallback order for Node 0: 0 1 [ 0.577184][ T0] Fallback order for Node 1: 1 0 [ 0.577943][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2064125 [ 0.578938][ T0] Policy zone: Normal [ 0.579474][ 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 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 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 [ 0.594809][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 0.597658][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 0.598730][ T0] Stack Depot allocating hash table with memblock_alloc [ 1.407350][ T0] Memory: 6842036K/8388204K available (139293K kernel code, 34114K rwdata, 29676K rodata, 4548K init, 25112K bss, 1545912K reserved, 0K cma-reserved) [ 1.411057][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.414047][ T0] Dynamic Preempt: full [ 1.415306][ T0] Running RCU self tests [ 1.415923][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.416775][ T0] rcu: RCU lockdep checking is enabled. [ 1.417519][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.418631][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.419623][ T0] rcu: RCU debug extended QS entry/exit. [ 1.420361][ T0] All grace periods are expedited (rcu_expedited). [ 1.421265][ T0] Trampoline variant of Tasks RCU enabled. [ 1.422141][ T0] Tracing variant of Tasks RCU enabled. [ 1.422901][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.424102][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.461970][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.464016][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823bc00000-0xffff88823be00000 [ 1.465626][ T0] random: crng done (trusting CPU's manufacturer) [ 1.467543][ T0] Console: colour VGA+ 80x25 [ 1.468382][ T0] printk: console [ttyS0] enabled [ 1.468382][ T0] printk: console [ttyS0] enabled [ 1.469820][ T0] printk: bootconsole [earlyser0] disabled [ 1.469820][ T0] printk: bootconsole [earlyser0] disabled [ 1.471393][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.472539][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.473225][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.473927][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.474809][ T0] ... CLASSHASH_SIZE: 4096 [ 1.475593][ T0] ... MAX_LOCKDEP_ENTRIES: 65536 [ 1.476332][ T0] ... MAX_LOCKDEP_CHAINS: 131072 [ 1.477079][ T0] ... CHAINHASH_SIZE: 65536 [ 1.477844][ T0] memory used by lock dependency info: 11129 kB [ 1.478708][ T0] memory used for stack traces: 8320 kB [ 1.479598][ T0] per task-struct memory footprint: 1920 bytes [ 1.480632][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.482417][ T0] ACPI: Core revision 20210930 [ 1.483778][ T0] APIC: Switch to symmetric I/O mode setup [ 1.489724][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.491223][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb6f965d9b, max_idle_ns: 440795282877 ns [ 1.493040][ T0] Calibrating delay loop (skipped) preset value.. 4400.42 BogoMIPS (lpj=22002100) [ 1.503037][ T0] pid_max: default: 32768 minimum: 301 [ 1.504160][ T0] LSM: Security Framework initializing [ 1.505774][ T0] landlock: Up and running. [ 1.506551][ T0] Yama: becoming mindful. [ 1.507270][ T0] TOMOYO Linux initialized [ 1.508127][ T0] AppArmor: AppArmor initialized [ 1.508879][ T0] LSM support for eBPF active [ 1.515457][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.519107][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.520517][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.521748][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.526558][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 1.527546][ T0] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4 [ 1.528614][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.530069][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.530121][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.533074][ T0] TAA: Mitigation: Clear CPU buffers [ 1.533847][ T0] MDS: Mitigation: Clear CPU buffers [ 1.536625][ T0] Freeing SMP alternatives memory: 108K [ 1.658385][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 1.662137][ T1] cblist_init_generic: Setting adjustable number of callback queues. [ 1.663025][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 1.663025][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 1.663025][ T1] Running RCU-tasks wait API self tests [ 1.783299][ T1] Performance Events: unsupported p6 CPU model 79 no PMU driver, software events only. [ 1.785716][ T1] rcu: Hierarchical SRCU implementation. [ 1.790351][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.791974][ T1] smp: Bringing up secondary CPUs ... [ 1.794713][ T1] x86: Booting SMP configuration: [ 1.795552][ T1] .... node #0, CPUs: #1 [ 0.029321][ T0] kvm-clock: cpu 1, msr f1a5041, secondary cpu clock [ 1.798547][ T17] kvm-guest: stealtime: cpu 1, msr b9d27440 [ 1.798547][ 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. [ 1.798547][ 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. [ 1.803328][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.804057][ T1] smpboot: Max logical packages: 1 [ 1.804752][ T1] smpboot: Total of 2 processors activated (8800.84 BogoMIPS) [ 1.823112][ T12] Callback from call_rcu_tasks_trace() invoked. [ 1.861639][ T1] allocated 100663296 bytes of page_ext [ 1.863246][ T1] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.871980][ T1] Node 0, zone DMA32: page owner found early allocated 14893 pages [ 1.885651][ T1] Node 0, zone Normal: page owner found early allocated 100 pages [ 1.890282][ T1] Node 1, zone Normal: page owner found early allocated 14275 pages [ 1.892109][ T1] devtmpfs: initialized [ 1.894409][ T1] x86/mm: Memory block size: 128MB [ 1.927712][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.929517][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.935603][ T1] PM: RTC time: 15:04:18, date: 2021-12-17 [ 1.938641][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 1.944878][ T1] audit: initializing netlink subsys (disabled) [ 1.946085][ T25] audit: type=2000 audit(1639753458.760:1): state=initialized audit_enabled=0 res=1 [ 1.946085][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.946085][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.947419][ T1] cpuidle: using governor menu [ 1.949300][ T1] NET: Registered PF_QIPCRTR protocol family [ 1.958546][ T1] PCI: Using configuration type 1 for base access [ 2.003422][ T11] Callback from call_rcu_tasks() invoked. [ 2.141378][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.143951][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.144207][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.154862][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.154862][ T1] raid6: skip pq benchmark and using algorithm avx2x4 [ 2.154862][ T1] raid6: using avx2x2 recovery algorithm [ 2.163849][ T1] ACPI: Added _OSI(Module Device) [ 2.164548][ T1] ACPI: Added _OSI(Processor Device) [ 2.165296][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 2.166056][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 2.166936][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 2.167717][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 2.168602][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 2.222707][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 2.253528][ T1] ACPI: Interpreter enabled [ 2.254613][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 2.255491][ T1] ACPI: Using IOAPIC for interrupt routing [ 2.256936][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.260520][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 2.333853][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 2.335179][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 2.336402][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 2.338154][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 2.345227][ T1] PCI host bridge to bus 0000:00 [ 2.345945][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 2.347172][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 2.348366][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 2.349561][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 2.350798][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 2.352093][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 2.353347][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 2.358873][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 2.375181][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 2.392823][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 2.394895][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 2.404242][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 2.410610][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfe800000-0xfe80007f] [ 2.425024][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 2.433054][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 2.439170][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfe801000-0xfe80107f] [ 2.455345][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 [ 2.466395][ T1] pci 0000:00:05.0: reg 0x10: [mem 0xfe000000-0xfe7fffff] [ 2.491700][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 [ 2.499930][ T1] pci 0000:00:06.0: reg 0x10: [io 0xc080-0xc09f] [ 2.518081][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 [ 2.525755][ T1] pci 0000:00:07.0: reg 0x10: [io 0xc0a0-0xc0bf] [ 2.530799][ T1] pci 0000:00:07.0: reg 0x14: [mem 0xfe802000-0xfe80203f] [ 2.556160][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 2.561283][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 2.565425][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 2.570161][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 2.575209][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 2.583690][ T1] iommu: Default domain type: Translated [ 2.584282][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 2.585858][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 2.585858][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 2.586647][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 2.587941][ T1] vgaarb: loaded [ 2.595270][ T1] SCSI subsystem initialized [ 2.596392][ T1] ACPI: bus type USB registered [ 2.596392][ T1] usbcore: registered new interface driver usbfs [ 2.596777][ T1] usbcore: registered new interface driver hub [ 2.598139][ T1] usbcore: registered new device driver usb [ 2.603723][ T1] mc: Linux media interface: v0.10 [ 2.604883][ T1] videodev: Linux video capture interface: v2.00 [ 2.606664][ T1] pps_core: LinuxPPS API ver. 1 registered [ 2.607734][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.609646][ T1] PTP clock support registered [ 2.610993][ T1] EDAC MC: Ver: 3.0.0 [ 2.614403][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 2.618762][ T1] Bluetooth: Core ver 2.22 [ 2.619841][ T1] NET: Registered PF_BLUETOOTH protocol family [ 2.620855][ T1] Bluetooth: HCI device and connection manager initialized [ 2.622260][ T1] Bluetooth: HCI socket layer initialized [ 2.623054][ T1] Bluetooth: L2CAP socket layer initialized [ 2.623925][ T1] Bluetooth: SCO socket layer initialized [ 2.624797][ T1] NET: Registered PF_ATMPVC protocol family [ 2.625698][ T1] NET: Registered PF_ATMSVC protocol family [ 2.626981][ T1] NetLabel: Initializing [ 2.628069][ T1] NetLabel: domain hash size = 128 [ 2.629184][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 2.630828][ T1] NetLabel: unlabeled traffic allowed by default [ 2.633312][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 2.634747][ T1] NET: Registered PF_NFC protocol family [ 2.635843][ T1] PCI: Using ACPI for IRQ routing [ 2.641739][ T1] clocksource: Switched to clocksource kvm-clock [ 3.192251][ T1] VFS: Disk quotas dquot_6.6.0 [ 3.194051][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 3.197129][ T1] FS-Cache: Loaded [ 3.200056][ T1] CacheFiles: Loaded [ 3.202364][ T1] TOMOYO: 2.6.0 [ 3.203345][ T1] Mandatory Access Control activated. [ 3.208422][ T1] AppArmor: AppArmor Filesystem Enabled [ 3.210688][ T1] pnp: PnP ACPI init [ 3.231704][ T1] pnp: PnP ACPI: found 7 devices [ 3.277481][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 3.281531][ T1] NET: Registered PF_INET protocol family [ 3.287331][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 3.298072][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 3.301558][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 3.317758][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 3.324841][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 3.329137][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc) [ 3.334304][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 3.338052][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 3.341291][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 3.345032][ T1] RPC: Registered named UNIX socket transport module. [ 3.346379][ T1] RPC: Registered udp transport module. [ 3.347328][ T1] RPC: Registered tcp transport module. [ 3.348616][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 3.352595][ T1] NET: Registered PF_XDP protocol family [ 3.353735][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 3.355163][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 3.356493][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 3.357697][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 3.360419][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 3.361951][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 3.363893][ T1] PCI: CLS 0 bytes, default 64 [ 3.364932][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 3.366193][ T1] software IO TLB: mapped [mem 0x00000000b5c00000-0x00000000b9c00000] (64MB) [ 3.367794][ T1] ACPI: bus type thunderbolt registered [ 3.378282][ T55] kworker/u4:2 (55) used greatest stack depth: 28200 bytes left [ 3.379527][ T56] kworker/u4:2 (56) used greatest stack depth: 27800 bytes left [ 3.379741][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 3.406599][ T1] kvm: already loaded vendor module 'kvm_intel' [ 3.407835][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb6f965d9b, max_idle_ns: 440795282877 ns [ 3.409902][ T1] clocksource: Switched to clocksource tsc [ 3.421019][ T65] kworker/u4:3 (65) used greatest stack depth: 27768 bytes left [ 3.456394][ T86] kworker/u4:3 (86) used greatest stack depth: 27312 bytes left [ 6.672921][ T1] Initialise system trusted keyrings [ 6.675450][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 6.716590][ T1] zbud: loaded [ 6.725824][ T1] DLM installed [ 6.732437][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.744380][ T1] NFS: Registering the id_resolver key type [ 6.745569][ T1] Key type id_resolver registered [ 6.746284][ T1] Key type id_legacy registered [ 6.747363][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.748479][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.749574][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 6.759607][ T1] Key type cifs.spnego registered [ 6.760557][ T1] Key type cifs.idmap registered [ 6.761769][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 6.764345][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 6.765606][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 6.770454][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 6.772207][ T1] QNX4 filesystem 0.2.3 registered. [ 6.774093][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 6.776103][ T1] fuse: init (API version 7.36) [ 6.781659][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 6.783513][ T1] orangefs_init: module version upstream loaded [ 6.785306][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 6.801935][ T1] SGI XFS with ACLs, security attributes, realtime, quota, fatal assert, debug enabled [ 6.814854][ T1] 9p: Installing v9fs 9p2000 file system support [ 6.817387][ T1] NILFS version 2 loaded [ 6.818052][ T1] befs: version: 0.9.3 [ 6.820170][ T1] sysctl table check failed: fs/ocfs2/nm Not a file [ 6.821135][ T1] sysctl table check failed: fs/ocfs2/nm No proc_handler [ 6.822214][ T1] sysctl table check failed: fs/ocfs2/nm bogus .mode 0555 [ 6.823527][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.16.0-rc5-next-20211217-syzkaller #0 [ 6.825264][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 6.826809][ T1] Call Trace: [ 6.827282][ T1] [ 6.827716][ T1] dump_stack_lvl+0xcd/0x134 [ 6.828404][ T1] __register_sysctl_table+0xdeb/0x1090 [ 6.829311][ T1] ? _raw_write_unlock+0x24/0x40 [ 6.830051][ T1] ? proc_sys_evict_inode+0x180/0x180 [ 6.830961][ T1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 6.831860][ T1] ? ocfs2_init+0x287/0x2b9 [ 6.832495][ T1] ? init_ocfs2_uptodate_cache+0x3f/0x3f [ 6.833341][ T1] ocfs2_stack_glue_init+0x33/0xf3 [ 6.833469][ T1] do_one_initcall+0x103/0x650 [ 6.833469][ T1] ? perf_trace_initcall_level+0x400/0x400 [ 6.833469][ T1] ? parameq+0x120/0x170 [ 6.833469][ T1] kernel_init_freeable+0x6b1/0x73a [ 6.833469][ T1] ? rest_init+0x3e0/0x3e0 [ 6.833469][ T1] kernel_init+0x1a/0x1d0 [ 6.833469][ T1] ? rest_init+0x3e0/0x3e0 [ 6.833469][ T1] ret_from_fork+0x1f/0x30 [ 6.833469][ T1] [ 6.841331][ T1] ocfs2 stack glue: unable to register sysctl [ 6.842385][ T1] ocfs2: Registered cluster interface o2cb [ 6.843845][ T1] ocfs2: Registered cluster interface user [ 6.845360][ T1] OCFS2 User DLM kernel interface loaded [ 6.857718][ T1] gfs2: GFS2 installed [ 6.870379][ T1] ceph: loaded (mds proto 32) [ 6.884198][ T1] NET: Registered PF_ALG protocol family [ 6.885176][ T1] xor: automatically using best checksumming function avx [ 6.886269][ T1] async_tx: api initialized (async) [ 6.886987][ T1] Key type asymmetric registered [ 6.887726][ T1] Asymmetric key parser 'x509' registered [ 6.888582][ T1] Asymmetric key parser 'pkcs8' registered [ 6.889463][ T1] Key type pkcs7_test registered [ 6.890244][ T1] Asymmetric key parser 'tpm_parser' registered [ 6.896151][ T1] alg: self-tests for CTR-KDF (hmac(sha256)) passed [ 6.898035][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 240) [ 6.900162][ T1] io scheduler mq-deadline registered [ 6.900933][ T1] io scheduler kyber registered [ 6.902607][ T1] io scheduler bfq registered [ 6.924097][ T1] usbcore: registered new interface driver udlfb [ 6.926243][ T1] usbcore: registered new interface driver smscufx [ 6.930017][ T1] uvesafb: failed to execute /sbin/v86d [ 6.931650][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 6.933297][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 6.934943][ T1] uvesafb: vbe_init() failed with -22 [ 6.935700][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 6.938658][ T1] vga16fb: mapped to 0xffff8880000a0000 [ 7.006863][ T1] Console: switching to colour frame buffer device 80x30 [ 7.314619][ T1] fb0: VGA16 VGA frame buffer device [ 7.317380][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 7.321433][ T1] ACPI: button: Power Button [PWRF] [ 7.323968][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 7.326759][ T1] ACPI: button: Sleep Button [SLPF] [ 7.350927][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 7.352109][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 7.369274][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 7.370271][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 7.389641][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 7.390587][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 7.404401][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 7.438798][ T234] kworker/u4:3 (234) used greatest stack depth: 26888 bytes left [ 7.740620][ T618] kworker/u4:3 (618) used greatest stack depth: 26576 bytes left [ 7.817485][ T1] N_HDLC line discipline registered with maxframe=4096 [ 7.818919][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 7.821008][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 7.831371][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 7.838031][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 7.843935][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 7.855103][ T1] Non-volatile memory driver v1.3 [ 7.876877][ T1] Linux agpgart interface v0.103 [ 7.880498][ T1] ACPI: bus type drm_connector registered [ 7.886635][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.892538][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 7.915184][ T1] platform vkms: [drm] fb1: vkmsdrmfb frame buffer device [ 7.917310][ T1] usbcore: registered new interface driver udl [ 7.976901][ T1] brd: module loaded [ 8.038630][ T1] loop: module loaded [ 8.125209][ T1] zram: Added device: zram0 [ 8.132296][ T1] null_blk: module loaded [ 8.133721][ T1] Guest personality initialized and is inactive [ 8.135611][ T1] VMCI host device registered (name=vmci, major=10, minor=120) [ 8.136974][ T1] Initialized host personality [ 8.138061][ T1] usbcore: registered new interface driver rtsx_usb [ 8.139811][ T1] usbcore: registered new interface driver viperboard [ 8.141426][ T1] usbcore: registered new interface driver dln2 [ 8.143602][ T1] usbcore: registered new interface driver pn533_usb [ 8.149234][ T1] nfcsim 0.2 initialized [ 8.150084][ T1] usbcore: registered new interface driver port100 [ 8.151454][ T1] usbcore: registered new interface driver nfcmrvl [ 8.156479][ T1] Loading iSCSI transport class v2.0-870. [ 8.184770][ T1] scsi host0: Virtio SCSI HBA [ 8.186622][ T1] ================================================================== [ 8.188238][ T1] BUG: KASAN: slab-out-of-bounds in cpumask_next+0xe8/0xf0 [ 8.189511][ T1] Read of size 8 at addr ffff88801a4bcaf0 by task swapper/0/1 [ 8.190920][ T1] [ 8.191382][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.16.0-rc5-next-20211217-syzkaller #0 [ 8.193622][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 8.193922][ T1] Call Trace: [ 8.193922][ T1] [ 8.193922][ T1] dump_stack_lvl+0xcd/0x134 [ 8.193922][ T1] print_address_description.constprop.0.cold+0xa5/0x3ed [ 8.193922][ T1] ? cpumask_next+0xe8/0xf0 [ 8.193922][ T1] ? cpumask_next+0xe8/0xf0 [ 8.193922][ T1] kasan_report.cold+0x83/0xdf [ 8.193922][ T1] ? cpumask_next+0xe8/0xf0 [ 8.193922][ T1] cpumask_next+0xe8/0xf0 [ 8.193922][ T1] blk_mq_virtio_map_queues+0x1a8/0x320 [ 8.193922][ T1] ? virtscsi_eh_timed_out+0x10/0x10 [ 8.193922][ T1] scsi_map_queues+0x65/0xa0 [ 8.193922][ T1] blk_mq_update_queue_map+0x3e3/0x4f0 [ 8.193922][ T1] blk_mq_alloc_tag_set+0x69d/0x12b0 [ 8.193922][ T1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 8.193922][ T1] scsi_add_host_with_dma.cold+0xe8/0x679 [ 8.193922][ T1] virtscsi_probe+0x826/0xce0 [ 8.193922][ T1] ? virtscsi_restore+0x2f0/0x2f0 [ 8.193922][ T1] virtio_dev_probe+0x44e/0x760 [ 8.193922][ T1] ? virtio_device_restore+0x1f0/0x1f0 [ 8.193922][ T1] really_probe+0x245/0xcc0 [ 8.193922][ T1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 8.193922][ T1] __driver_probe_device+0x338/0x4d0 [ 8.193922][ T1] driver_probe_device+0x4c/0x1a0 [ 8.193922][ T1] __driver_attach+0x22d/0x4e0 [ 8.193922][ T1] ? __device_attach_driver+0x2f0/0x2f0 [ 8.193922][ T1] bus_for_each_dev+0x147/0x1d0 [ 8.193922][ T1] ? subsys_dev_iter_exit+0x20/0x20 [ 8.193922][ T1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 8.193922][ T1] bus_add_driver+0x41d/0x630 [ 8.193922][ T1] driver_register+0x220/0x3a0 [ 8.193922][ T1] ? mempool_create+0x8b/0xc0 [ 8.193922][ T1] ? hpsa_init+0x6c/0x6c [ 8.193922][ T1] init+0xa0/0xf4 [ 8.193922][ T1] do_one_initcall+0x103/0x650 [ 8.193922][ T1] ? perf_trace_initcall_level+0x400/0x400 [ 8.193922][ T1] ? parameq+0x120/0x170 [ 8.193922][ T1] kernel_init_freeable+0x6b1/0x73a [ 8.193922][ T1] ? rest_init+0x3e0/0x3e0 [ 8.193922][ T1] kernel_init+0x1a/0x1d0 [ 8.193922][ T1] ? rest_init+0x3e0/0x3e0 [ 8.193922][ T1] ret_from_fork+0x1f/0x30 [ 8.193922][ T1] [ 8.193922][ T1] [ 8.193922][ T1] Allocated by task 0: [ 8.193922][ T1] (stack is not available) [ 8.193922][ T1] [ 8.193922][ T1] The buggy address belongs to the object at ffff88801a4bcae0 [ 8.193922][ T1] which belongs to the cache kmalloc-16 of size 16 [ 8.193922][ T1] The buggy address is located 0 bytes to the right of [ 8.193922][ T1] 16-byte region [ffff88801a4bcae0, ffff88801a4bcaf0) [ 8.193922][ T1] The buggy address belongs to the page: [ 8.193922][ T1] page:ffffea0000692f00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1a4bc [ 8.193922][ T1] flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) [ 8.193922][ T1] raw: 00fff00000000200 0000000000000000 dead000000000122 ffff888010c413c0 [ 8.193922][ T1] raw: 0000000000000000 0000000080800080 00000001ffffffff 0000000000000000 [ 8.193922][ T1] page dumped because: kasan: bad access detected [ 8.193922][ T1] page_owner tracks the page as allocated [ 8.193922][ T1] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12c00(GFP_NOIO|__GFP_NOWARN|__GFP_NORETRY), pid 8, ts 7922165789, free_ts 7921009973 [ 8.193922][ T1] get_page_from_freelist+0xa72/0x2f40 [ 8.193922][ T1] __alloc_pages+0x1b2/0x500 [ 8.193922][ T1] new_slab+0xaf/0x3a0 [ 8.193922][ T1] ___slab_alloc+0x6be/0xd60 [ 8.193922][ T1] __slab_alloc.constprop.0+0x4d/0xa0 [ 8.193922][ T1] __kmalloc_node+0x2cb/0x380 [ 8.193922][ T1] blk_mq_alloc_rq_map+0xc3/0x200 [ 8.193922][ T1] blk_mq_alloc_tag_set+0x8cc/0x12b0 [ 8.193922][ T1] floppy_async_init+0x2c8/0x2055 [ 8.193922][ T1] async_run_entry_fn+0x9d/0x550 [ 8.193922][ T1] process_one_work+0x9ac/0x1680 [ 8.193922][ T1] worker_thread+0x652/0x11c0 [ 8.193922][ T1] kthread+0x405/0x4f0 [ 8.193922][ T1] ret_from_fork+0x1f/0x30 [ 8.193922][ T1] page last free stack trace: [ 8.193922][ T1] free_pcp_prepare+0x414/0xb60 [ 8.193922][ T1] free_unref_page_list+0x1a9/0xfa0 [ 8.193922][ T1] release_pages+0x818/0x18e0 [ 8.193922][ T1] tlb_finish_mmu+0x165/0x8c0 [ 8.193922][ T1] exit_mmap+0x21b/0x670 [ 8.193922][ T1] __mmput+0x122/0x4b0 [ 8.193922][ T1] mmput+0x56/0x60 [ 8.193922][ T1] free_bprm+0x65/0x2e0 [ 8.193922][ T1] kernel_execve+0x380/0x460 [ 8.193922][ T1] call_usermodehelper_exec_async+0x2e3/0x580 [ 8.193922][ T1] ret_from_fork+0x1f/0x30 [ 8.193922][ T1] [ 8.193922][ T1] Memory state around the buggy address: [ 8.193922][ T1] ffff88801a4bc980: fa fb fc fc fa fb fc fc 00 00 fc fc 00 00 fc fc [ 8.193922][ T1] ffff88801a4bca00: 00 00 fc fc 00 00 fc fc fa fb fc fc 00 00 fc fc [ 8.193922][ T1] >ffff88801a4bca80: 00 00 fc fc 00 00 fc fc 00 00 fc fc fc fc fc fc [ 8.193922][ T1] ^ [ 8.193922][ T1] ffff88801a4bcb00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 8.193922][ T1] ffff88801a4bcb80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 8.193922][ T1] ================================================================== [ 8.193922][ T1] Disabling lock debugging due to kernel taint [ 8.285398][ T1] Kernel panic - not syncing: panic_on_warn set ... [ 8.286341][ T1] CPU: 0 PID: 1 Comm: swapper/0 Tainted: G B 5.16.0-rc5-next-20211217-syzkaller #0 [ 8.288040][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 8.289676][ T1] Call Trace: [ 8.290265][ T1] [ 8.290778][ T1] dump_stack_lvl+0xcd/0x134 [ 8.291605][ T1] panic+0x2b0/0x6dd [ 8.292353][ T1] ? __warn_printk+0xf3/0xf3 [ 8.293137][ T1] ? preempt_schedule_common+0x59/0xc0 [ 8.294198][ T1] ? cpumask_next+0xe8/0xf0 [ 8.295027][ T1] ? preempt_schedule_thunk+0x16/0x18 [ 8.295324][ T1] ? trace_hardirqs_on+0x38/0x1c0 [ 8.295324][ T1] ? trace_hardirqs_on+0x51/0x1c0 [ 8.295324][ T1] ? cpumask_next+0xe8/0xf0 [ 8.295324][ T1] ? cpumask_next+0xe8/0xf0 [ 8.295324][ T1] end_report.cold+0x63/0x6f [ 8.295324][ T1] kasan_report.cold+0x71/0xdf [ 8.295324][ T1] ? cpumask_next+0xe8/0xf0 [ 8.295324][ T1] cpumask_next+0xe8/0xf0 [ 8.295324][ T1] blk_mq_virtio_map_queues+0x1a8/0x320 [ 8.295324][ T1] ? virtscsi_eh_timed_out+0x10/0x10 [ 8.295324][ T1] scsi_map_queues+0x65/0xa0 [ 8.295324][ T1] blk_mq_update_queue_map+0x3e3/0x4f0 [ 8.295324][ T1] blk_mq_alloc_tag_set+0x69d/0x12b0 [ 8.295324][ T1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 8.295324][ T1] scsi_add_host_with_dma.cold+0xe8/0x679 [ 8.295324][ T1] virtscsi_probe+0x826/0xce0 [ 8.295324][ T1] ? virtscsi_restore+0x2f0/0x2f0 [ 8.295324][ T1] virtio_dev_probe+0x44e/0x760 [ 8.295324][ T1] ? virtio_device_restore+0x1f0/0x1f0 [ 8.295324][ T1] really_probe+0x245/0xcc0 [ 8.295324][ T1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 8.295324][ T1] __driver_probe_device+0x338/0x4d0 [ 8.295324][ T1] driver_probe_device+0x4c/0x1a0 [ 8.295324][ T1] __driver_attach+0x22d/0x4e0 [ 8.295324][ T1] ? __device_attach_driver+0x2f0/0x2f0 [ 8.295324][ T1] bus_for_each_dev+0x147/0x1d0 [ 8.295324][ T1] ? subsys_dev_iter_exit+0x20/0x20 [ 8.295324][ T1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 8.295324][ T1] bus_add_driver+0x41d/0x630 [ 8.295324][ T1] driver_register+0x220/0x3a0 [ 8.295324][ T1] ? mempool_create+0x8b/0xc0 [ 8.295324][ T1] ? hpsa_init+0x6c/0x6c [ 8.295324][ T1] init+0xa0/0xf4 [ 8.295324][ T1] do_one_initcall+0x103/0x650 [ 8.295324][ T1] ? perf_trace_initcall_level+0x400/0x400 [ 8.295324][ T1] ? parameq+0x120/0x170 [ 8.295324][ T1] kernel_init_freeable+0x6b1/0x73a [ 8.295324][ T1] ? rest_init+0x3e0/0x3e0 [ 8.295324][ T1] kernel_init+0x1a/0x1d0 [ 8.295324][ T1] ? rest_init+0x3e0/0x3e0 [ 8.295324][ T1] ret_from_fork+0x1f/0x30 [ 8.295324][ T1] [ 8.295324][ T1] Kernel Offset: disabled [ 8.295324][ T1] Rebooting in 86400 seconds..