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@10.128.1.18" "pwd"]: exit status 255 ssh: connect to host 10.128.1.18 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-2 port 1 (session ID: 7149c5f2d2cd03348ad1a446197ed259cf4faa32fad431cbe08a903e05941792, 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 633cdbc8-83d4-2ab1-e53f-fc3179553bbc 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 [ 0.000007][ T0] kvm-clock: using sched offset of 7259007719 cycles [ 0.000844][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003977][ T0] tsc: Detected 2200.154 MHz processor [ 0.009383][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.010409][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.011585][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.018412][ T0] found SMP MP-table at [mem 0x000f2780-0x000f278f] [ 0.019469][ T0] Using GB pages for direct mapping [ 0.021862][ T0] ACPI: Early table checksum verification disabled [ 0.022809][ T0] ACPI: RSDP 0x00000000000F2500 000014 (v00 Google) [ 0.023837][ T0] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.025114][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.026534][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.027825][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.028582][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.029303][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.030728][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.032277][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.033527][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.034783][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.035882][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.036929][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.037982][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.039074][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.040130][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.041148][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.042177][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.043891][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.044598][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.045294][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.046230][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.047141][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.048211][ T0] ACPI: CEDT not present [ 0.048759][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.050193][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.051705][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.052779][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.054500][ T0] NODE_DATA(0) allocated [mem 0x13fffa000-0x13fffffff] [ 0.055836][ T0] NODE_DATA(1) allocated [mem 0x23fff7000-0x23fffcfff] [ 0.094173][ T0] Zone ranges: [ 0.094666][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.095750][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.096677][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.097609][ T0] Device empty [ 0.098180][ T0] Movable zone start for each node [ 0.098839][ T0] Early memory node ranges [ 0.099418][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.100488][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.101462][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.102418][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.103387][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.104639][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.105767][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.105924][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.143714][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.490290][ T0] kasan: KernelAddressSanitizer initialized [ 0.492886][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.493596][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.494683][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.495855][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.496904][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.498184][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.499171][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.500187][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.501146][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.502034][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.503126][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.504257][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.505373][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.506474][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.507588][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.508704][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.510030][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.511236][ T0] Booting paravirtualized kernel on KVM [ 0.512061][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.575984][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.579080][ T0] percpu: Embedded 69 pages/cpu s242952 r8192 d31480 u1048576 [ 0.580402][ T0] kvm-guest: stealtime: cpu 0, msr b9c27440 [ 0.581168][ T0] kvm-guest: PV spinlocks enabled [ 0.582031][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.583246][ T0] Fallback order for Node 0: 0 1 [ 0.584172][ T0] Fallback order for Node 1: 1 0 [ 0.584833][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2064125 [ 0.585941][ T0] Policy zone: Normal [ 0.586552][ 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 [ 0.601845][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 0.604542][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 0.605519][ T0] Stack Depot allocating hash table with memblock_alloc [ 1.385941][ T0] Memory: 6842036K/8388204K available (139293K kernel code, 34114K rwdata, 29676K rodata, 4548K init, 25112K bss, 1545912K reserved, 0K cma-reserved) [ 1.389582][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.392708][ T0] Dynamic Preempt: full [ 1.394006][ T0] Running RCU self tests [ 1.394604][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.395450][ T0] rcu: RCU lockdep checking is enabled. [ 1.396176][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.397126][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.398127][ T0] rcu: RCU debug extended QS entry/exit. [ 1.398882][ T0] All grace periods are expedited (rcu_expedited). [ 1.399747][ T0] Trampoline variant of Tasks RCU enabled. [ 1.400697][ T0] Tracing variant of Tasks RCU enabled. [ 1.401439][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.402548][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.440658][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.442394][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823bc00000-0xffff88823be00000 [ 1.444054][ T0] random: crng done (trusting CPU's manufacturer) [ 1.446099][ T0] Console: colour VGA+ 80x25 [ 1.446847][ T0] printk: console [ttyS0] enabled [ 1.446847][ T0] printk: console [ttyS0] enabled [ 1.448257][ T0] printk: bootconsole [earlyser0] disabled [ 1.448257][ T0] printk: bootconsole [earlyser0] disabled [ 1.449947][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.451143][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.451940][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.452651][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.453372][ T0] ... CLASSHASH_SIZE: 4096 [ 1.454132][ T0] ... MAX_LOCKDEP_ENTRIES: 65536 [ 1.454865][ T0] ... MAX_LOCKDEP_CHAINS: 131072 [ 1.455605][ T0] ... CHAINHASH_SIZE: 65536 [ 1.456352][ T0] memory used by lock dependency info: 11129 kB [ 1.457267][ T0] memory used for stack traces: 8320 kB [ 1.458051][ T0] per task-struct memory footprint: 1920 bytes [ 1.459169][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.460898][ T0] ACPI: Core revision 20210930 [ 1.462101][ T0] APIC: Switch to symmetric I/O mode setup [ 1.467962][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.469241][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb6c45b8f7, max_idle_ns: 440795205637 ns [ 1.470910][ T0] Calibrating delay loop (skipped) preset value.. 4400.30 BogoMIPS (lpj=22001540) [ 1.480915][ T0] pid_max: default: 32768 minimum: 301 [ 1.482107][ T0] LSM: Security Framework initializing [ 1.483517][ T0] landlock: Up and running. [ 1.484232][ T0] Yama: becoming mindful. [ 1.484972][ T0] TOMOYO Linux initialized [ 1.485875][ T0] AppArmor: AppArmor initialized [ 1.486712][ T0] LSM support for eBPF active [ 1.492273][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.495865][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.497348][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.498729][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.503424][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 1.504436][ T0] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4 [ 1.505437][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.507024][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.507081][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.510328][ T0] TAA: Mitigation: Clear CPU buffers [ 1.510927][ T0] MDS: Mitigation: Clear CPU buffers [ 1.513712][ T0] Freeing SMP alternatives memory: 108K [ 1.635401][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 1.639372][ T1] cblist_init_generic: Setting adjustable number of callback queues. [ 1.640828][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 1.640896][ T1] cblist_init_generic: Setting shift to 1 and lim to 1. [ 1.640896][ T1] Running RCU-tasks wait API self tests [ 1.761228][ T1] Performance Events: unsupported p6 CPU model 79 no PMU driver, software events only. [ 1.763506][ T1] rcu: Hierarchical SRCU implementation. [ 1.768149][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.770318][ T1] smp: Bringing up secondary CPUs ... [ 1.772990][ T1] x86: Booting SMP configuration: [ 1.774248][ T1] .... node #0, CPUs: #1 [ 0.038816][ T0] kvm-clock: cpu 1, msr f1a5041, secondary cpu clock [ 1.778104][ T17] kvm-guest: stealtime: cpu 1, msr b9d27440 [ 1.781105][ 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. [ 1.784622][ 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. [ 1.786930][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.787639][ T1] smpboot: Max logical packages: 1 [ 1.788502][ T1] smpboot: Total of 2 processors activated (8800.61 BogoMIPS) [ 1.800962][ T12] Callback from call_rcu_tasks_trace() invoked. [ 1.848007][ T1] allocated 100663296 bytes of page_ext [ 1.849377][ T1] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.858063][ T1] Node 0, zone DMA32: page owner found early allocated 14925 pages [ 1.872163][ T1] Node 0, zone Normal: page owner found early allocated 100 pages [ 1.876927][ T1] Node 1, zone Normal: page owner found early allocated 14286 pages [ 1.879106][ T1] devtmpfs: initialized [ 1.880915][ T1] x86/mm: Memory block size: 128MB [ 1.915884][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.917716][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.920913][ T1] PM: RTC time: 15:04:13, date: 2021-12-17 [ 1.920913][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 1.930915][ T1] audit: initializing netlink subsys (disabled) [ 1.933315][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.933327][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.934552][ T26] audit: type=2000 audit(1639753453.001:1): state=initialized audit_enabled=0 res=1 [ 1.938243][ T1] cpuidle: using governor menu [ 1.938243][ T1] NET: Registered PF_QIPCRTR protocol family [ 1.940912][ T1] PCI: Using configuration type 1 for base access [ 1.981537][ T11] Callback from call_rcu_tasks() invoked. [ 2.131148][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.133488][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.133488][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.141755][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.143443][ T1] raid6: skip pq benchmark and using algorithm avx2x4 [ 2.150932][ T1] raid6: using avx2x2 recovery algorithm [ 2.152510][ T1] ACPI: Added _OSI(Module Device) [ 2.153553][ T1] ACPI: Added _OSI(Processor Device) [ 2.154565][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 2.155785][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 2.156861][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 2.157869][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 2.159025][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 2.214790][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 2.246621][ T1] ACPI: Interpreter enabled [ 2.246621][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 2.246621][ T1] ACPI: Using IOAPIC for interrupt routing [ 2.247722][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.251856][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 2.325733][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 2.327580][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 2.329377][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 2.331209][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 2.338740][ T1] PCI host bridge to bus 0000:00 [ 2.339857][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 2.340920][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 2.342503][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 2.343738][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 2.345225][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 2.346507][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 2.347774][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 2.355148][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 2.373124][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 2.391012][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 2.394589][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 2.400919][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 2.406146][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfe800000-0xfe80007f] [ 2.427476][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 2.430938][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 2.436408][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfe801000-0xfe80107f] [ 2.452754][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 [ 2.461005][ T1] pci 0000:00:05.0: reg 0x10: [mem 0xfe000000-0xfe7fffff] [ 2.488757][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 [ 2.493863][ T1] pci 0000:00:06.0: reg 0x10: [io 0xc080-0xc09f] [ 2.512706][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 [ 2.520214][ T1] pci 0000:00:07.0: reg 0x10: [io 0xc0a0-0xc0bf] [ 2.525254][ T1] pci 0000:00:07.0: reg 0x14: [mem 0xfe802000-0xfe80203f] [ 2.553017][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 2.558121][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 2.562612][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 2.566899][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 2.569754][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 2.580935][ T1] iommu: Default domain type: Translated [ 2.582122][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 2.583659][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 2.591307][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 2.591307][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 2.591307][ T1] vgaarb: loaded [ 2.591307][ T1] SCSI subsystem initialized [ 2.600916][ T1] ACPI: bus type USB registered [ 2.600916][ T1] usbcore: registered new interface driver usbfs [ 2.600916][ T1] usbcore: registered new interface driver hub [ 2.600916][ T1] usbcore: registered new device driver usb [ 2.600916][ T1] mc: Linux media interface: v0.10 [ 2.601011][ T1] videodev: Linux video capture interface: v2.00 [ 2.603291][ T1] pps_core: LinuxPPS API ver. 1 registered [ 2.604543][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.606861][ T1] PTP clock support registered [ 2.611086][ T1] EDAC MC: Ver: 3.0.0 [ 2.612880][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 2.620916][ T1] Bluetooth: Core ver 2.22 [ 2.620916][ T1] NET: Registered PF_BLUETOOTH protocol family [ 2.620916][ T1] Bluetooth: HCI device and connection manager initialized [ 2.620916][ T1] Bluetooth: HCI socket layer initialized [ 2.620918][ T1] Bluetooth: L2CAP socket layer initialized [ 2.622060][ T1] Bluetooth: SCO socket layer initialized [ 2.623452][ T1] NET: Registered PF_ATMPVC protocol family [ 2.624883][ T1] NET: Registered PF_ATMSVC protocol family [ 2.626897][ T1] NetLabel: Initializing [ 2.627565][ T1] NetLabel: domain hash size = 128 [ 2.628580][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 2.630602][ T1] NetLabel: unlabeled traffic allowed by default [ 2.641787][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 2.642940][ T1] NET: Registered PF_NFC protocol family [ 2.643902][ T1] PCI: Using ACPI for IRQ routing [ 2.648759][ T1] clocksource: Switched to clocksource kvm-clock [ 3.202188][ T1] VFS: Disk quotas dquot_6.6.0 [ 3.203862][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 3.206451][ T1] FS-Cache: Loaded [ 3.209039][ T1] CacheFiles: Loaded [ 3.210825][ T1] TOMOYO: 2.6.0 [ 3.211679][ T1] Mandatory Access Control activated. [ 3.216662][ T1] AppArmor: AppArmor Filesystem Enabled [ 3.218904][ T1] pnp: PnP ACPI init [ 3.239591][ T1] pnp: PnP ACPI: found 7 devices [ 3.285077][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 3.288555][ T1] NET: Registered PF_INET protocol family [ 3.293617][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 3.303597][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 3.308515][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 3.325560][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 3.334418][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 3.339816][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc) [ 3.344809][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 3.349626][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 3.353805][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 3.357782][ T1] RPC: Registered named UNIX socket transport module. [ 3.359527][ T1] RPC: Registered udp transport module. [ 3.361355][ T1] RPC: Registered tcp transport module. [ 3.363027][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 3.367471][ T1] NET: Registered PF_XDP protocol family [ 3.369112][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 3.370714][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 3.372431][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 3.373988][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 3.377202][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 3.379478][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 3.381930][ T1] PCI: CLS 0 bytes, default 64 [ 3.383309][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 3.385547][ T1] software IO TLB: mapped [mem 0x00000000b5c00000-0x00000000b9c00000] (64MB) [ 3.388236][ T1] ACPI: bus type thunderbolt registered [ 3.399158][ T55] kworker/u4:2 (55) used greatest stack depth: 27800 bytes left [ 3.401659][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 3.428233][ T1] kvm: already loaded vendor module 'kvm_intel' [ 3.429791][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb6c45b8f7, max_idle_ns: 440795205637 ns [ 3.433001][ T1] clocksource: Switched to clocksource tsc [ 3.441843][ T59] kworker/u4:3 (59) used greatest stack depth: 26528 bytes left [ 6.683590][ T1] Initialise system trusted keyrings [ 6.687636][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 6.730287][ T1] zbud: loaded [ 6.738452][ T1] DLM installed [ 6.746301][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.757796][ T1] NFS: Registering the id_resolver key type [ 6.759380][ T1] Key type id_resolver registered [ 6.760592][ T1] Key type id_legacy registered [ 6.762243][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.764101][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 6.765584][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 6.776127][ T1] Key type cifs.spnego registered [ 6.777437][ T1] Key type cifs.idmap registered [ 6.778717][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 6.781831][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 6.783514][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 6.789155][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 6.791526][ T1] QNX4 filesystem 0.2.3 registered. [ 6.793219][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 6.795435][ T1] fuse: init (API version 7.36) [ 6.801888][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 6.804342][ T1] orangefs_init: module version upstream loaded [ 6.806768][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 6.824068][ T1] SGI XFS with ACLs, security attributes, realtime, quota, fatal assert, debug enabled [ 6.837686][ T1] 9p: Installing v9fs 9p2000 file system support [ 6.840805][ T1] NILFS version 2 loaded [ 6.841986][ T1] befs: version: 0.9.3 [ 6.844194][ T1] sysctl table check failed: fs/ocfs2/nm Not a file [ 6.845199][ T1] sysctl table check failed: fs/ocfs2/nm No proc_handler [ 6.846646][ T1] sysctl table check failed: fs/ocfs2/nm bogus .mode 0555 [ 6.848052][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.16.0-rc5-next-20211217-syzkaller #0 [ 6.850148][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 6.851761][ T1] Call Trace: [ 6.851761][ T1] [ 6.851761][ T1] dump_stack_lvl+0xcd/0x134 [ 6.851761][ T1] __register_sysctl_table+0xdeb/0x1090 [ 6.851761][ T1] ? _raw_write_unlock+0x24/0x40 [ 6.851761][ T1] ? proc_sys_evict_inode+0x180/0x180 [ 6.851761][ T1] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 6.851761][ T1] ? ocfs2_init+0x287/0x2b9 [ 6.851761][ T1] ? init_ocfs2_uptodate_cache+0x3f/0x3f [ 6.851761][ T1] ocfs2_stack_glue_init+0x33/0xf3 [ 6.851761][ T1] do_one_initcall+0x103/0x650 [ 6.851761][ T1] ? perf_trace_initcall_level+0x400/0x400 [ 6.851761][ T1] ? parameq+0x120/0x170 [ 6.851761][ T1] kernel_init_freeable+0x6b1/0x73a [ 6.851761][ T1] ? rest_init+0x3e0/0x3e0 [ 6.851761][ T1] kernel_init+0x1a/0x1d0 [ 6.851761][ T1] ? rest_init+0x3e0/0x3e0 [ 6.851761][ T1] ret_from_fork+0x1f/0x30 [ 6.851761][ T1] [ 6.872564][ T1] ocfs2 stack glue: unable to register sysctl [ 6.873478][ T1] ocfs2: Registered cluster interface o2cb [ 6.874916][ T1] ocfs2: Registered cluster interface user [ 6.877148][ T1] OCFS2 User DLM kernel interface loaded [ 6.889731][ T1] gfs2: GFS2 installed [ 6.902696][ T1] ceph: loaded (mds proto 32) [ 6.916705][ T1] NET: Registered PF_ALG protocol family [ 6.918028][ T1] xor: automatically using best checksumming function avx [ 6.919573][ T1] async_tx: api initialized (async) [ 6.920824][ T1] Key type asymmetric registered [ 6.922101][ T1] Asymmetric key parser 'x509' registered [ 6.923125][ T1] Asymmetric key parser 'pkcs8' registered [ 6.924798][ T1] Key type pkcs7_test registered [ 6.926346][ T1] Asymmetric key parser 'tpm_parser' registered [ 6.931631][ T1] alg: self-tests for CTR-KDF (hmac(sha256)) passed [ 6.934115][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 240) [ 6.936389][ T1] io scheduler mq-deadline registered [ 6.937907][ T1] io scheduler kyber registered [ 6.939471][ T1] io scheduler bfq registered [ 6.963164][ T1] usbcore: registered new interface driver udlfb [ 6.965686][ T1] usbcore: registered new interface driver smscufx [ 6.969652][ T1] uvesafb: failed to execute /sbin/v86d [ 6.970854][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 6.974139][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 6.975473][ T1] uvesafb: vbe_init() failed with -22 [ 6.976379][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 6.979593][ T1] vga16fb: mapped to 0xffff8880000a0000 [ 7.047298][ T1] Console: switching to colour frame buffer device 80x30 [ 7.350020][ T1] fb0: VGA16 VGA frame buffer device [ 7.353613][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 7.357670][ T1] ACPI: button: Power Button [PWRF] [ 7.360129][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 7.363610][ T1] ACPI: button: Sleep Button [SLPF] [ 7.386788][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11 [ 7.388671][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 7.406373][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10 [ 7.408302][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 7.425513][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10 [ 7.426912][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver [ 7.440188][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver [ 7.855566][ T1] N_HDLC line discipline registered with maxframe=4096 [ 7.857716][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 7.860270][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 7.870488][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 7.878056][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 7.885730][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 7.900877][ T1] Non-volatile memory driver v1.3 [ 7.914648][ T1] Linux agpgart interface v0.103 [ 7.918341][ T1] ACPI: bus type drm_connector registered [ 7.926004][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.934117][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 7.953168][ T1] platform vkms: [drm] fb1: vkmsdrmfb frame buffer device [ 7.955154][ T1] usbcore: registered new interface driver udl [ 8.015111][ T1] brd: module loaded [ 8.080564][ T1] loop: module loaded [ 8.164562][ T1] zram: Added device: zram0 [ 8.172065][ T1] null_blk: module loaded [ 8.173113][ T1] Guest personality initialized and is inactive [ 8.174477][ T1] VMCI host device registered (name=vmci, major=10, minor=120) [ 8.175678][ T1] Initialized host personality [ 8.176559][ T1] usbcore: registered new interface driver rtsx_usb [ 8.178417][ T1] usbcore: registered new interface driver viperboard [ 8.179941][ T1] usbcore: registered new interface driver dln2 [ 8.181680][ T1] usbcore: registered new interface driver pn533_usb [ 8.186914][ T1] nfcsim 0.2 initialized [ 8.187878][ T1] usbcore: registered new interface driver port100 [ 8.189226][ T1] usbcore: registered new interface driver nfcmrvl [ 8.194399][ T1] Loading iSCSI transport class v2.0-870. [ 8.225894][ T1] scsi host0: Virtio SCSI HBA [ 8.227178][ T1] ================================================================== [ 8.228330][ T1] BUG: KASAN: slab-out-of-bounds in cpumask_next+0xe8/0xf0 [ 8.229472][ T1] Read of size 8 at addr ffff88801a5284f0 by task swapper/0/1 [ 8.230636][ T1] [ 8.231134][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.16.0-rc5-next-20211217-syzkaller #0 [ 8.231134][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 8.231134][ T1] Call Trace: [ 8.231134][ T1] [ 8.231134][ T1] dump_stack_lvl+0xcd/0x134 [ 8.231134][ T1] print_address_description.constprop.0.cold+0xa5/0x3ed [ 8.231134][ T1] ? cpumask_next+0xe8/0xf0 [ 8.231134][ T1] ? cpumask_next+0xe8/0xf0 [ 8.231134][ T1] kasan_report.cold+0x83/0xdf [ 8.231134][ T1] ? cpumask_next+0xe8/0xf0 [ 8.231134][ T1] cpumask_next+0xe8/0xf0 [ 8.231134][ T1] blk_mq_virtio_map_queues+0x1a8/0x320 [ 8.231134][ T1] ? virtscsi_eh_timed_out+0x10/0x10 [ 8.231134][ T1] scsi_map_queues+0x65/0xa0 [ 8.231134][ T1] blk_mq_update_queue_map+0x3e3/0x4f0 [ 8.231134][ T1] blk_mq_alloc_tag_set+0x69d/0x12b0 [ 8.231134][ T1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 8.231134][ T1] scsi_add_host_with_dma.cold+0xe8/0x679 [ 8.231134][ T1] virtscsi_probe+0x826/0xce0 [ 8.231134][ T1] ? virtscsi_restore+0x2f0/0x2f0 [ 8.231134][ T1] virtio_dev_probe+0x44e/0x760 [ 8.231134][ T1] ? virtio_device_restore+0x1f0/0x1f0 [ 8.231134][ T1] really_probe+0x245/0xcc0 [ 8.231134][ T1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 8.231134][ T1] __driver_probe_device+0x338/0x4d0 [ 8.231134][ T1] driver_probe_device+0x4c/0x1a0 [ 8.231134][ T1] __driver_attach+0x22d/0x4e0 [ 8.231134][ T1] ? __device_attach_driver+0x2f0/0x2f0 [ 8.231134][ T1] bus_for_each_dev+0x147/0x1d0 [ 8.231134][ T1] ? subsys_dev_iter_exit+0x20/0x20 [ 8.231134][ T1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 8.231134][ T1] bus_add_driver+0x41d/0x630 [ 8.231134][ T1] driver_register+0x220/0x3a0 [ 8.231134][ T1] ? mempool_create+0x8b/0xc0 [ 8.231134][ T1] ? hpsa_init+0x6c/0x6c [ 8.231134][ T1] init+0xa0/0xf4 [ 8.231134][ T1] do_one_initcall+0x103/0x650 [ 8.231134][ T1] ? perf_trace_initcall_level+0x400/0x400 [ 8.231134][ T1] ? parameq+0x120/0x170 [ 8.231134][ T1] kernel_init_freeable+0x6b1/0x73a [ 8.231134][ T1] ? rest_init+0x3e0/0x3e0 [ 8.231134][ T1] kernel_init+0x1a/0x1d0 [ 8.231134][ T1] ? rest_init+0x3e0/0x3e0 [ 8.231134][ T1] ret_from_fork+0x1f/0x30 [ 8.231134][ T1] [ 8.231134][ T1] [ 8.231134][ T1] Allocated by task 0: [ 8.231134][ T1] (stack is not available) [ 8.231134][ T1] [ 8.231134][ T1] The buggy address belongs to the object at ffff88801a5284e0 [ 8.231134][ T1] which belongs to the cache kmalloc-16 of size 16 [ 8.231134][ T1] The buggy address is located 0 bytes to the right of [ 8.231134][ T1] 16-byte region [ffff88801a5284e0, ffff88801a5284f0) [ 8.231134][ T1] The buggy address belongs to the page: [ 8.231134][ T1] page:ffffea0000694a00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1a528 [ 8.231134][ T1] flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff) [ 8.231134][ T1] raw: 00fff00000000200 0000000000000000 dead000000000122 ffff888010c413c0 [ 8.231134][ T1] raw: 0000000000000000 0000000080800080 00000001ffffffff 0000000000000000 [ 8.231134][ T1] page dumped because: kasan: bad access detected [ 8.231134][ T1] page_owner tracks the page as allocated [ 8.231134][ T1] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12c00(GFP_NOIO|__GFP_NOWARN|__GFP_NORETRY), pid 1, ts 8087527040, free_ts 0 [ 8.231134][ T1] get_page_from_freelist+0xa72/0x2f40 [ 8.231134][ T1] __alloc_pages+0x1b2/0x500 [ 8.231134][ T1] new_slab+0xaf/0x3a0 [ 8.231134][ T1] ___slab_alloc+0x6be/0xd60 [ 8.231134][ T1] __slab_alloc.constprop.0+0x4d/0xa0 [ 8.231134][ T1] __kmalloc_node+0x2cb/0x380 [ 8.231134][ T1] blk_mq_realloc_hw_ctxs+0xb6a/0x1460 [ 8.231134][ T1] blk_mq_init_allocated_queue+0x3ca/0x1370 [ 8.231134][ T1] __blk_mq_alloc_disk+0xcb/0x1c0 [ 8.231134][ T1] nbd_dev_add+0x3b2/0xcd0 [ 8.231134][ T1] nbd_init+0x297/0x2a7 [ 8.231134][ T1] do_one_initcall+0x103/0x650 [ 8.231134][ T1] kernel_init_freeable+0x6b1/0x73a [ 8.231134][ T1] kernel_init+0x1a/0x1d0 [ 8.231134][ T1] ret_from_fork+0x1f/0x30 [ 8.231134][ T1] page_owner free stack trace missing [ 8.231134][ T1] [ 8.231134][ T1] Memory state around the buggy address: [ 8.231134][ T1] ffff88801a528380: fa fb fc fc fa fb fc fc 00 00 fc fc 00 00 fc fc [ 8.231134][ T1] ffff88801a528400: 00 00 fc fc 00 00 fc fc fa fb fc fc 00 00 fc fc [ 8.231134][ T1] >ffff88801a528480: 00 00 fc fc 00 00 fc fc 00 00 fc fc fc fc fc fc [ 8.231134][ T1] ^ [ 8.231134][ T1] ffff88801a528500: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 8.231134][ T1] ffff88801a528580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 8.231134][ T1] ================================================================== [ 8.231134][ T1] Disabling lock debugging due to kernel taint [ 8.306942][ T1] Kernel panic - not syncing: panic_on_warn set ... [ 8.307959][ T1] CPU: 0 PID: 1 Comm: swapper/0 Tainted: G B 5.16.0-rc5-next-20211217-syzkaller #0 [ 8.309734][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 8.311172][ T1] Call Trace: [ 8.311709][ T1] [ 8.312165][ T1] dump_stack_lvl+0xcd/0x134 [ 8.312924][ T1] panic+0x2b0/0x6dd [ 8.313506][ T1] ? __warn_printk+0xf3/0xf3 [ 8.314336][ T1] ? preempt_schedule_common+0x59/0xc0 [ 8.315141][ T1] ? cpumask_next+0xe8/0xf0 [ 8.315793][ T1] ? preempt_schedule_thunk+0x16/0x18 [ 8.316312][ T1] ? trace_hardirqs_on+0x38/0x1c0 [ 8.316312][ T1] ? trace_hardirqs_on+0x51/0x1c0 [ 8.316312][ T1] ? cpumask_next+0xe8/0xf0 [ 8.316312][ T1] ? cpumask_next+0xe8/0xf0 [ 8.316312][ T1] end_report.cold+0x63/0x6f [ 8.316312][ T1] kasan_report.cold+0x71/0xdf [ 8.316312][ T1] ? cpumask_next+0xe8/0xf0 [ 8.316312][ T1] cpumask_next+0xe8/0xf0 [ 8.316312][ T1] blk_mq_virtio_map_queues+0x1a8/0x320 [ 8.316312][ T1] ? virtscsi_eh_timed_out+0x10/0x10 [ 8.316312][ T1] scsi_map_queues+0x65/0xa0 [ 8.316312][ T1] blk_mq_update_queue_map+0x3e3/0x4f0 [ 8.316312][ T1] blk_mq_alloc_tag_set+0x69d/0x12b0 [ 8.316312][ T1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 8.316312][ T1] scsi_add_host_with_dma.cold+0xe8/0x679 [ 8.316312][ T1] virtscsi_probe+0x826/0xce0 [ 8.316312][ T1] ? virtscsi_restore+0x2f0/0x2f0 [ 8.316312][ T1] virtio_dev_probe+0x44e/0x760 [ 8.316312][ T1] ? virtio_device_restore+0x1f0/0x1f0 [ 8.316312][ T1] really_probe+0x245/0xcc0 [ 8.316312][ T1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 8.316312][ T1] __driver_probe_device+0x338/0x4d0 [ 8.316312][ T1] driver_probe_device+0x4c/0x1a0 [ 8.316312][ T1] __driver_attach+0x22d/0x4e0 [ 8.316312][ T1] ? __device_attach_driver+0x2f0/0x2f0 [ 8.316312][ T1] bus_for_each_dev+0x147/0x1d0 [ 8.316312][ T1] ? subsys_dev_iter_exit+0x20/0x20 [ 8.316312][ T1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 8.316312][ T1] bus_add_driver+0x41d/0x630 [ 8.316312][ T1] driver_register+0x220/0x3a0 [ 8.316312][ T1] ? mempool_create+0x8b/0xc0 [ 8.316312][ T1] ? hpsa_init+0x6c/0x6c [ 8.316312][ T1] init+0xa0/0xf4 [ 8.316312][ T1] do_one_initcall+0x103/0x650 [ 8.316312][ T1] ? perf_trace_initcall_level+0x400/0x400 [ 8.316312][ T1] ? parameq+0x120/0x170 [ 8.316312][ T1] kernel_init_freeable+0x6b1/0x73a [ 8.316312][ T1] ? rest_init+0x3e0/0x3e0 [ 8.316312][ T1] kernel_init+0x1a/0x1d0 [ 8.316312][ T1] ? rest_init+0x3e0/0x3e0 [ 8.316312][ T1] ret_from_fork+0x1f/0x30 [ 8.316312][ T1] [ 8.316312][ T1] Kernel Offset: disabled [ 8.316312][ T1] Rebooting in 86400 seconds..