[    0.000000][    T0] Linux version 5.8.0-syzkaller (syzkaller@syzkaller) (gcc (GCC) 10.1.0-syz 20200507, GNU ld (GNU Binutils for Debian) 2.28) #0 SMP PREEMPT now
[    0.000000][    T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=selinux lsm=lockdown,yama,safesetid,integrity,selinux,tomoyo,bpf ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 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 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 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 rcupdate.rcu_expedited=1
[    0.000000][    T0] KERNEL supported cpus:
[    0.000000][    T0]   Intel GenuineIntel
[    0.000000][    T0]   AMD AuthenticAMD
[    0.000000][    T0]   Centaur CentaurHauls
[    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: Supporting XSAVE feature 0x020: 'AVX-512 opmask'
[    0.000000][    T0] x86/fpu: Supporting XSAVE feature 0x040: 'AVX-512 Hi256'
[    0.000000][    T0] x86/fpu: Supporting XSAVE feature 0x080: 'AVX-512 ZMM_Hi256'
[    0.000000][    T0] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256
[    0.000000][    T0] x86/fpu: xstate_offset[5]: 1088, xstate_sizes[5]:   64
[    0.000000][    T0] x86/fpu: xstate_offset[6]: 1152, xstate_sizes[6]:  512
[    0.000000][    T0] x86/fpu: xstate_offset[7]: 1664, xstate_sizes[7]: 1024
[    0.000000][    T0] x86/fpu: Enabled xstate features 0xe7, context size is 2688 bytes, using 'standard' format.
[    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 0x0000000000100000-0x000000007ffdcfff] usable
[    0.000000][    T0] BIOS-e820: [mem 0x000000007ffdd000-0x000000007fffffff] reserved
[    0.000000][    T0] BIOS-e820: [mem 0x00000000b0000000-0x00000000bfffffff] reserved
[    0.000000][    T0] BIOS-e820: [mem 0x00000000fed1c000-0x00000000fed1ffff] reserved
[    0.000000][    T0] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved
[    0.000000][    T0] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved
[    0.000000][    T0] printk: bootconsole [earlyser0] enabled
[    0.000000][    T0] Malformed early option 'vsyscall'
[    0.000000][    T0] nopcid: PCID feature disabled
[    0.000000][    T0] NX (Execute Disable) protection: active
[    0.000000][    T0] SMBIOS 2.8 present.
[    0.000000][    T0] DMI: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.12.0-59-gc9ba5276e321-prebuilt.qemu.org 04/01/2014
[    0.000000][    T0] Hypervisor detected: KVM
[    0.000000][    T0] kvm-clock: Using msrs 4b564d01 and 4b564d00
[    0.000417][    T0] kvm-clock: cpu 0, msr becc001, primary cpu clock
[    0.000417][    T0] kvm-clock: using sched offset of 27260631179 cycles
[    0.066187][    T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns
[    0.262568][    T0] tsc: Detected 2000.164 MHz processor
[    0.373732][    T0] last_pfn = 0x7ffdd max_arch_pfn = 0x400000000
[    0.459145][    T0] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  
[    0.569440][    T0] found SMP MP-table at [mem 0x000f5a40-0x000f5a4f]
[    0.714864][    T0] check: Scanning 1 areas for low memory corruption
[    0.854257][    T0] ACPI: Early table checksum verification disabled
[    0.924942][    T0] ACPI: RSDP 0x00000000000F5870 000014 (v00 BOCHS )
[    0.979816][    T0] ACPI: RSDT 0x000000007FFE1F9D 000040 (v01 BOCHS  BXPCRSDT 00000001 BXPC 00000001)
[    1.055440][    T0] ACPI: FACP 0x000000007FFE1860 0000F4 (v03 BOCHS  BXPCFACP 00000001 BXPC 00000001)
[    1.132634][    T0] ACPI: DSDT 0x000000007FFDF040 002820 (v01 BOCHS  BXPCDSDT 00000001 BXPC 00000001)
[    1.210184][    T0] ACPI: FACS 0x000000007FFDF000 000040
[    1.248684][    T0] ACPI: APIC 0x000000007FFE1954 0000B0 (v01 BOCHS  BXPCAPIC 00000001 BXPC 00000001)
[    1.318510][    T0] ACPI: HPET 0x000000007FFE1A04 000038 (v01 BOCHS  BXPCHPET 00000001 BXPC 00000001)
[    1.389484][    T0] ACPI: SRAT 0x000000007FFE1A3C 000178 (v01 BOCHS  BXPCSRAT 00000001 BXPC 00000001)
[    1.456394][    T0] ACPI: MCFG 0x000000007FFE1BB4 00003C (v01 BOCHS  BXPCMCFG 00000001 BXPC 00000001)
[    1.536447][    T0] ACPI: SSDT 0x000000007FFE1BF0 0002CD (v01 BOCHS  NVDIMM   00000001 BXPC 00000001)
[    1.615387][    T0] ACPI: NFIT 0x000000007FFE1EBD 0000E0 (v01 BOCHS  BXPCNFIT 00000001 BXPC 00000001)
[    1.735442][    T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0
[    1.779112][    T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0
[    1.821038][    T0] SRAT: PXM 0 -> APIC 0x02 -> Node 0
[    1.864518][    T0] SRAT: PXM 0 -> APIC 0x03 -> Node 0
[    1.908136][    T0] SRAT: PXM 1 -> APIC 0x04 -> Node 1
[    1.945483][    T0] SRAT: PXM 1 -> APIC 0x05 -> Node 1
[    1.982733][    T0] SRAT: PXM 1 -> APIC 0x06 -> Node 1
[    2.022893][    T0] SRAT: PXM 1 -> APIC 0x07 -> Node 1
[    2.058936][    T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff]
[    2.114272][    T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0x3fffffff]
[    2.165622][    T0] ACPI: SRAT: Node 1 PXM 1 [mem 0x40000000-0x7fffffff]
[    2.225588][    T0] ACPI: SRAT: Node 1 PXM 1 [mem 0x100000000-0x57fffffff] hotplug
[    2.296208][    T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0x3fffffff] -> [mem 0x00000000-0x3fffffff]
[    2.395940][    T0] Faking node 0 at [mem 0x0000000000000000-0x000000003fffffff] (1024MB)
[    2.477056][    T0] Faking node 1 at [mem 0x0000000040000000-0x000000007ffdcfff] (1023MB)
[    2.554006][    T0] NODE_DATA(0) allocated [mem 0x3fffb000-0x3fffffff]
[    2.618324][    T0] NODE_DATA(1) allocated [mem 0x7ffd7000-0x7ffdbfff]
[    3.191387][    T0] Zone ranges:
[    3.209256][    T0]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]
[    3.251838][    T0]   DMA32    [mem 0x0000000001000000-0x000000007ffdcfff]
[    3.288092][    T0]   Normal   empty
[    3.303752][    T0]   Device   empty
[    3.317666][    T0] Movable zone start for each node
[    3.341271][    T0] Early memory node ranges
[    3.360055][    T0]   node   0: [mem 0x0000000000001000-0x000000000009efff]
[    3.383739][    T0]   node   0: [mem 0x0000000000100000-0x000000003fffffff]
[    3.413387][    T0]   node   1: [mem 0x0000000040000000-0x000000007ffdcfff]
[    3.444732][    T0] Zeroed struct page in unavailable ranges: 133 pages
[    3.444778][    T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000003fffffff]
[    3.540999][    T0] Initmem setup node 1 [mem 0x0000000040000000-0x000000007ffdcfff]
[   11.947383][    T0] kasan: KernelAddressSanitizer initialized
[   12.118106][    T0] ACPI: PM-Timer IO Port: 0x608
[   12.184082][    T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1])
[   12.270652][    T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23
[   12.355687][    T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[   12.429550][    T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level)
[   12.504653][    T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[   12.578498][    T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level)
[   12.647580][    T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level)
[   12.718416][    T0] Using ACPI (MADT) for SMP configuration information
[   12.789172][    T0] ACPI: HPET id: 0x8086a201 base: 0xfed00000
[   12.852000][    T0] TSC deadline timer available
[   12.910144][    T0] smpboot: Allowing 8 CPUs, 4 hotplug CPUs
[   12.982217][    T0] kvm-guest: KVM setup pv remote TLB flush
[   13.076776][    T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]
[   13.164602][    T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff]
[   13.263797][    T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff]
[   13.355877][    T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff]
[   13.447433][    T0] [mem 0xc0000000-0xfed1bfff] available for PCI devices
[   13.527340][    T0] Booting paravirtualized kernel on KVM
[   13.606402][    T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[   13.832905][    T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:8 nr_node_ids:2
[   14.200524][    T0] percpu: Embedded 65 pages/cpu s226696 r8192 d31352 u1048576
[   14.312821][    T0] kvm-guest: stealtime: cpu 0, msr 2ce20a40
[   14.376219][    T0] kvm-guest: PV spinlocks enabled
[   14.430166][    T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear)
[   14.536859][    T0] Built 2 zonelists, mobility grouping on.  Total pages: 515942
[   14.607146][    T0] Policy zone: DMA32
[   14.644308][    T0] Kernel command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=selinux lsm=lockdown,yama,safesetid,integrity,selinux,tomoyo,bpf ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 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 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 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 rcupdate.rcu_expedited=1
[   15.321946][    T0] mem auto-init: stack:off, heap alloc:on, heap free:off
[   17.573132][    T0] Memory: 1503356K/2096620K available (116743K kernel code, 17667K rwdata, 21628K rodata, 2792K init, 23948K bss, 593008K reserved, 0K cma-reserved)
[   17.856437][    T0] Running RCU self tests
[   17.880195][    T0] rcu: Preemptible hierarchical RCU implementation.
[   17.921356][    T0] rcu: 	RCU lockdep checking is enabled.
[   17.953474][    T0] rcu: 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=8.
[   17.999744][    T0] rcu: 	RCU callback double-/use-after-free debug enabled.
[   18.048726][    T0] rcu: 	RCU debug extended QS entry/exit.
[   18.093509][    T0] 	All grace periods are expedited (rcu_expedited).
[   18.136564][    T0] 	Trampoline variant of Tasks RCU enabled.
[   18.167940][    T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.
[   18.226719][    T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=8
[   18.304548][    T0] NR_IRQS: 4352, nr_irqs: 488, preallocated irqs: 16
[   18.430426][    T0] random: get_random_bytes called from start_kernel+0x23b/0x46a with crng_init=0
[   18.995738][    T0] Console: colour VGA+ 80x25
[   19.076313][    T0] printk: console [ttyS0] enabled
[   19.076313][    T0] printk: console [ttyS0] enabled
[   19.126258][    T0] printk: bootconsole [earlyser0] disabled
[   19.126258][    T0] printk: bootconsole [earlyser0] disabled
[   19.192590][    T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
[   19.242618][    T0] ... MAX_LOCKDEP_SUBCLASSES:  8
[   19.269641][    T0] ... MAX_LOCK_DEPTH:          48
[   19.296901][    T0] ... MAX_LOCKDEP_KEYS:        8192
[   19.318748][    T0] ... CLASSHASH_SIZE:          4096
[   19.342533][    T0] ... MAX_LOCKDEP_ENTRIES:     32768
[   19.373702][    T0] ... MAX_LOCKDEP_CHAINS:      65536
[   19.397315][    T0] ... CHAINHASH_SIZE:          32768
[   19.416214][    T0]  memory used by lock dependency info: 6301 kB
[   19.431870][    T0]  memory used for stack traces: 4224 kB
[   19.448895][    T0]  per task-struct memory footprint: 1920 bytes
[   19.472057][    T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl
[   19.517032][    T0] ACPI: Core revision 20200717
[   19.573415][    T0] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns
[   19.649609][    T0] APIC: Switch to symmetric I/O mode setup
[   19.690345][    T0] x2apic enabled
[   19.722325][    T0] Switched APIC routing to physical x2apic.
[   19.741678][    T0] kvm-guest: setup PV IPIs
[   19.838997][    T0] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
[   19.859618][    T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1cd4c92266a, max_idle_ns: 440795223404 ns
[   19.892951][    T0] Calibrating delay loop (skipped) preset value.. 4000.32 BogoMIPS (lpj=20001640)
[   19.901166][    T0] pid_max: default: 32768 minimum: 301
[   19.928752][    T0] LSM: Security Framework initializing
[   19.931732][    T0] LSM: security= is ignored because it is superseded by lsm=
[   19.941833][    T0] Yama: becoming mindful.
[   19.963373][    T0] SELinux:  Initializing.
[   19.984426][    T0] TOMOYO Linux initialized
[   19.994190][    T0] LSM support for eBPF active
[   20.025367][    T0] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes, vmalloc)
[   20.046601][    T0] Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc)
[   20.053040][    T0] Mount-cache hash table entries: 4096 (order: 3, 32768 bytes, vmalloc)
[   20.061346][    T0] Mountpoint-cache hash table entries: 4096 (order: 3, 32768 bytes, vmalloc)
[   20.234674][    T0] x86/cpu: User Mode Instruction Prevention (UMIP) activated
[   20.266531][    T0] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0
[   20.271055][    T0] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0
[   20.282255][    T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
[   20.301209][    T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available!
[   20.302461][    T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl
[   20.324754][    T0] TAA: Mitigation: Clear CPU buffers
[   20.331062][    T0] MDS: Mitigation: Clear CPU buffers
[   20.522179][    T0] Freeing SMP alternatives memory: 104K
[   21.003656][    T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.00GHz (family: 0x6, model: 0x55, stepping: 0x3)
[   21.063433][    T1] Performance Events: unsupported p6 CPU model 85 no PMU driver, software events only.
[   21.088065][    T1] rcu: Hierarchical SRCU implementation.
[   21.124618][    T1] dyndbg: Ignore empty _ddebug table in a CONFIG_DYNAMIC_DEBUG_CORE build
[   21.146024][    T1] NMI watchdog: Perf NMI watchdog permanently disabled
[   21.194491][    T1] smp: Bringing up secondary CPUs ...
[   21.250438][    T1] x86: Booting SMP configuration:
[   21.253038][    T1] .... node  #0, CPUs:      #1
[    1.375969][    T0] kvm-clock: cpu 1, msr becc041, secondary cpu clock
[   21.351040][   T15] kvm-guest: stealtime: cpu 1, msr 2cf20a40
[   21.383778][    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.
[   21.392521][    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.
[   21.426904][    T1]  #2
[    1.375969][    T0] kvm-clock: cpu 2, msr becc081, secondary cpu clock
[   21.507322][   T20] kvm-guest: stealtime: cpu 2, msr 2d020a40
[   21.563862][    T1]  #3
[    1.375969][    T0] kvm-clock: cpu 3, msr becc0c1, secondary cpu clock
[   21.621515][   T25] kvm-guest: stealtime: cpu 3, msr 2d120a40
[   21.641967][    T1] smp: Brought up 2 nodes, 4 CPUs
[   21.651426][    T1] smpboot: Max logical packages: 2
[   21.661118][    T1] smpboot: Total of 4 processors activated (16001.31 BogoMIPS)
[   21.773003][    T1] devtmpfs: initialized
[   21.795772][    T1] x86/mm: Memory block size: 128MB
[   21.923341][    T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[   21.931040][   T36] kworker/u17:0 (36) used greatest stack depth: 27656 bytes left
[   21.944798][    T1] futex hash table entries: 2048 (order: 6, 262144 bytes, vmalloc)
[   21.970916][    T1] xor: automatically using best checksumming function   avx       
[   22.001040][    T1] PM: RTC time: 02:02:01, date: 2020-08-15
[   21.991040][   T39] kworker/u17:0 (39) used greatest stack depth: 27544 bytes left
[   22.053719][    T1] NET: Registered protocol family 16
[   22.082111][    T1] audit: initializing netlink subsys (disabled)
[   22.112557][   T41] audit: type=2000 audit(1597456919.880:1): state=initialized audit_enabled=0 res=1
[   22.121040][    T1] thermal_sys: Registered thermal governor 'step_wise'
[   22.121040][    T1] thermal_sys: Registered thermal governor 'user_space'
[   22.131845][    T1] cpuidle: using governor menu
[   22.178223][    T1] NET: Registered protocol family 42
[   22.244429][    T1] ACPI: bus type PCI registered
[   22.304783][    T1] dca service started, version 1.12.1
[   22.348234][    T1] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0xb0000000-0xbfffffff] (base 0xb0000000)
[   22.402235][    T1] PCI: MMCONFIG at [mem 0xb0000000-0xbfffffff] reserved in E820
[   22.961040][    T1] PCI: Using configuration type 1 for base access
[   23.116240][  T122] kworker/u17:0 (122) used greatest stack depth: 27536 bytes left
[   23.853791][    T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
[   24.044682][    T1] cryptd: max_cpu_qlen set to 1000
[   24.413090][    T1] raid6: avx512x4 gen() 12643 MB/s
[   24.619582][    T1] raid6: avx512x4 xor()  6021 MB/s
[   24.821501][    T1] raid6: avx512x2 gen() 10409 MB/s
[   25.029586][    T1] raid6: avx512x2 xor()  4750 MB/s
[   25.240076][    T1] raid6: avx512x1 gen()  6301 MB/s
[   25.442722][    T1] raid6: avx512x1 xor()  2499 MB/s
[   25.652455][    T1] raid6: avx2x4   gen()  7338 MB/s
[   25.831622][    T1] raid6: avx2x4   xor()  4438 MB/s
[   26.011277][    T1] raid6: avx2x2   gen()  5545 MB/s
[   26.201521][    T1] raid6: avx2x2   xor()  2581 MB/s
[   26.412663][    T1] raid6: avx2x1   gen()  3568 MB/s
[   26.630445][    T1] raid6: avx2x1   xor()  1345 MB/s
[   26.827579][    T1] raid6: sse2x4   gen()  4544 MB/s
[   27.036405][    T1] raid6: sse2x4   xor()  2469 MB/s
[   27.216946][    T1] raid6: sse2x2   gen()  2847 MB/s
[   27.400335][    T1] raid6: sse2x2   xor()  1476 MB/s
[   27.608256][    T1] raid6: sse2x1   gen()  1756 MB/s
[   27.791040][    T1] raid6: sse2x1   xor()   683 MB/s
[   27.835560][    T1] raid6: using algorithm avx512x4 gen() 12643 MB/s
[   27.876491][    T1] raid6: .... xor() 6021 MB/s, rmw enabled
[   27.938155][    T1] raid6: using avx512x2 recovery algorithm
[   28.240392][    T1] ACPI: Added _OSI(Module Device)
[   28.277567][    T1] ACPI: Added _OSI(Processor Device)
[   28.311652][    T1] ACPI: Added _OSI(3.0 _SCP Extensions)
[   28.341207][    T1] ACPI: Added _OSI(Processor Aggregator Device)
[   28.361824][    T1] ACPI: Added _OSI(Linux-Dell-Video)
[   28.381216][    T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
[   28.411364][    T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
[   28.594164][    T1] ACPI: 2 ACPI AML tables successfully acquired and loaded
[   28.774831][    T1] ACPI: Interpreter enabled
[   28.820877][    T1] ACPI: (supports S0 S3 S4 S5)
[   28.863609][    T1] ACPI: Using IOAPIC for interrupt routing
[   28.904508][    T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
[   28.950887][    T1] ACPI: Enabled 3 GPEs in block 00 to 3F
[   29.185957][    T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
[   29.205097][    T1] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]
[   29.228855][    T1] acpi PNP0A08:00: _OSC: platform does not support [LTR]
[   29.245661][    T1] acpi PNP0A08:00: _OSC: OS now controls [PCIeHotplug PME AER PCIeCapability]
[   29.284021][    T1] PCI host bridge to bus 0000:00
[   29.291298][    T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced
[   29.301623][    T1] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]
[   29.311111][    T1] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]
[   29.321275][    T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
[   29.331111][    T1] pci_bus 0000:00: root bus resource [mem 0x80000000-0xafffffff window]
[   29.341112][    T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window]
[   29.351100][    T1] pci_bus 0000:00: root bus resource [mem 0x580000000-0xd7fffffff window]
[   29.371138][    T1] pci_bus 0000:00: root bus resource [bus 00-ff]
[   29.383119][    T1] pci 0000:00:00.0: [8086:29c0] type 00 class 0x060000
[   29.411203][    T1] pci 0000:00:01.0: [1af4:1050] type 00 class 0x030000
[   29.451040][    T1] pci 0000:00:01.0: reg 0x10: [mem 0xfe000000-0xfe7fffff pref]
[   29.591040][    T1] pci 0000:00:01.0: reg 0x18: [mem 0xfe800000-0xfe803fff 64bit pref]
[   29.641040][    T1] pci 0000:00:01.0: reg 0x20: [mem 0xfebf4000-0xfebf4fff]
[   29.721040][    T1] pci 0000:00:01.0: reg 0x30: [mem 0xfebe0000-0xfebeffff pref]
[   29.993060][    T1] pci 0000:00:02.0: [1af4:1000] type 00 class 0x020000
[   30.013661][    T1] pci 0000:00:02.0: reg 0x10: [io  0xc680-0xc69f]
[   30.031040][    T1] pci 0000:00:02.0: reg 0x14: [mem 0xfebf5000-0xfebf5fff]
[   30.051040][    T1] pci 0000:00:02.0: reg 0x20: [mem 0xfe804000-0xfe807fff 64bit pref]
[   30.055788][    T1] pci 0000:00:02.0: reg 0x30: [mem 0xfeb40000-0xfeb7ffff pref]
[   30.110564][    T1] pci 0000:00:03.0: [8086:100e] type 00 class 0x020000
[   30.125011][    T1] pci 0000:00:03.0: reg 0x10: [mem 0xfebc0000-0xfebdffff]
[   30.136144][    T1] pci 0000:00:03.0: reg 0x14: [io  0xc600-0xc63f]
[   30.160232][    T1] pci 0000:00:03.0: reg 0x30: [mem 0xfeb80000-0xfebbffff pref]
[   30.175523][    T1] pci 0000:00:04.0: [1274:5000] type 00 class 0x040100
[   30.183769][    T1] pci 0000:00:04.0: reg 0x10: [io  0xc400-0xc4ff]
[   30.235172][    T1] pci 0000:00:05.0: [8086:2415] type 00 class 0x040100
[   30.246582][    T1] pci 0000:00:05.0: reg 0x10: [io  0xc000-0xc3ff]
[   30.255711][    T1] pci 0000:00:05.0: reg 0x14: [io  0xc500-0xc5ff]
[   30.296185][    T1] pci 0000:00:06.0: [8086:2668] type 00 class 0x040300
[   30.305894][    T1] pci 0000:00:06.0: reg 0x10: [mem 0xfebf0000-0xfebf3fff]
[   30.356721][    T1] pci 0000:00:07.0: [1af4:1009] type 00 class 0x000200
[   30.364568][    T1] pci 0000:00:07.0: reg 0x10: [io  0xc6a0-0xc6bf]
[   30.374906][    T1] pci 0000:00:07.0: reg 0x14: [mem 0xfebf6000-0xfebf6fff]
[   30.395859][    T1] pci 0000:00:07.0: reg 0x20: [mem 0xfe808000-0xfe80bfff 64bit pref]
[   30.432153][    T1] pci 0000:00:1d.0: [8086:2934] type 00 class 0x0c0300
[   30.453189][    T1] pci 0000:00:1d.0: reg 0x20: [io  0xc6c0-0xc6df]
[   30.470000][    T1] pci 0000:00:1d.1: [8086:2935] type 00 class 0x0c0300
[   30.485369][    T1] pci 0000:00:1d.1: reg 0x20: [io  0xc6e0-0xc6ff]
[   30.502679][    T1] pci 0000:00:1d.2: [8086:2936] type 00 class 0x0c0300
[   30.524784][    T1] pci 0000:00:1d.2: reg 0x20: [io  0xc700-0xc71f]
[   30.547016][    T1] pci 0000:00:1d.7: [8086:293a] type 00 class 0x0c0320
[   30.560497][    T1] pci 0000:00:1d.7: reg 0x10: [mem 0xfebf7000-0xfebf7fff]
[   30.589693][    T1] pci 0000:00:1f.0: [8086:2918] type 00 class 0x060100
[   30.625160][    T1] pci 0000:00:1f.0: quirk: [io  0x0600-0x067f] claimed by ICH6 ACPI/GPIO/TCO
[   30.635748][    T1] pci 0000:00:1f.0: quirk_ich7_lpc+0x0/0x190 took 19531 usecs
[   30.659818][    T1] pci 0000:00:1f.2: [8086:2922] type 00 class 0x010601
[   30.685034][    T1] pci 0000:00:1f.2: reg 0x20: [io  0xc720-0xc73f]
[   30.696677][    T1] pci 0000:00:1f.2: reg 0x24: [mem 0xfebf8000-0xfebf8fff]
[   30.723238][    T1] pci 0000:00:1f.3: [8086:2930] type 00 class 0x0c0500
[   30.763312][    T1] pci 0000:00:1f.3: reg 0x20: [io  0x0700-0x073f]
[   31.049366][    T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11)
[   31.067731][    T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11)
[   31.077033][    T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11)
[   31.086251][    T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11)
[   31.098047][    T1] ACPI: PCI Interrupt Link [LNKE] (IRQs 5 *10 11)
[   31.106699][    T1] ACPI: PCI Interrupt Link [LNKF] (IRQs 5 *10 11)
[   31.117518][    T1] ACPI: PCI Interrupt Link [LNKG] (IRQs 5 10 *11)
[   31.127979][    T1] ACPI: PCI Interrupt Link [LNKH] (IRQs 5 10 *11)
[   31.132894][    T1] ACPI: PCI Interrupt Link [GSIA] (IRQs *16)
[   31.141548][    T1] ACPI: PCI Interrupt Link [GSIB] (IRQs *17)
[   31.152113][    T1] ACPI: PCI Interrupt Link [GSIC] (IRQs *18)
[   31.161878][    T1] ACPI: PCI Interrupt Link [GSID] (IRQs *19)
[   31.171494][    T1] ACPI: PCI Interrupt Link [GSIE] (IRQs *20)
[   31.181527][    T1] ACPI: PCI Interrupt Link [GSIF] (IRQs *21)
[   31.192122][    T1] ACPI: PCI Interrupt Link [GSIG] (IRQs *22)
[   31.201819][    T1] ACPI: PCI Interrupt Link [GSIH] (IRQs *23)
[   31.502221][    T1] iommu: Default domain type: Translated 
[   31.564992][    T1] pci 0000:00:01.0: vgaarb: setting as boot VGA device
[   31.571040][    T1] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
[   31.572635][    T1] pci 0000:00:01.0: vgaarb: bridge control possible
[   31.581295][    T1] vgaarb: loaded
[   31.644793][ T1440] kworker/u17:1 (1440) used greatest stack depth: 27424 bytes left
[   31.683426][    T1] SCSI subsystem initialized
[   31.732043][    T1] ACPI: bus type USB registered
[   31.747836][    T1] usbcore: registered new interface driver usbfs
[   31.752723][    T1] usbcore: registered new interface driver hub
[   31.764355][    T1] usbcore: registered new device driver usb
[   31.784671][    T1] mc: Linux media interface: v0.10
[   31.821581][    T1] videodev: Linux video capture interface: v2.00
[   31.863187][    T1] pps_core: LinuxPPS API ver. 1 registered
[   31.901375][    T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[   31.971750][    T1] PTP clock support registered
[   32.031686][    T1] EDAC MC: Ver: 3.0.0
[   32.161040][    T1] Advanced Linux Sound Architecture Driver Initialized.
[   32.366013][    T1] Bluetooth: Core ver 2.22
[   32.406119][    T1] NET: Registered protocol family 31
[   32.451606][    T1] Bluetooth: HCI device and connection manager initialized
[   32.522575][    T1] Bluetooth: HCI socket layer initialized
[   32.582044][    T1] Bluetooth: L2CAP socket layer initialized
[   32.643817][    T1] Bluetooth: SCO socket layer initialized
[   32.704018][    T1] NET: Registered protocol family 8
[   32.751872][    T1] NET: Registered protocol family 20
[   32.811041][    T1] NetLabel: Initializing
[   32.841362][    T1] NetLabel:  domain hash size = 128
[   32.892376][    T1] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO
[   32.963315][    T1] NetLabel:  unlabeled traffic allowed by default
[   33.038077][    T1] nfc: nfc_init: NFC Core ver 0.1
[   33.083760][    T1] NET: Registered protocol family 39
[   33.126783][    T1] PCI: Using ACPI for IRQ routing
[   36.478985][    T1] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0
[   36.501419][    T1] hpet0: 3 comparators, 64-bit 100.000000 MHz counter
[   36.541352][    T1] clocksource: Switched to clocksource kvm-clock
[   41.184329][    T1] VFS: Disk quotas dquot_6.6.0
[   41.220911][    T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[   41.277347][    T1] FS-Cache: Loaded
[   41.309344][    T1] CacheFiles: Loaded
[   41.348941][    T1] TOMOYO: 2.6.0
[   41.369770][    T1] Mandatory Access Control activated.
[   41.405917][    T1] pnp: PnP ACPI init
[   41.466038][    T1] pnp: PnP ACPI: found 6 devices
[   41.634180][    T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
[   41.680980][    T1] NET: Registered protocol family 2
[   41.740214][    T1] tcp_listen_portaddr_hash hash table entries: 1024 (order: 4, 81920 bytes, vmalloc)
[   41.784015][    T1] TCP established hash table entries: 16384 (order: 5, 131072 bytes, vmalloc)
[   41.842786][    T1] TCP bind hash table entries: 16384 (order: 8, 1179648 bytes, vmalloc)
[   41.899474][    T1] TCP: Hash tables configured (established 16384 bind 16384)
[   41.956859][    T1] MPTCP token hash table entries: 2048 (order: 5, 180224 bytes, vmalloc)
[   42.007078][    T1] UDP hash table entries: 1024 (order: 5, 163840 bytes, vmalloc)
[   42.037649][    T1] UDP-Lite hash table entries: 1024 (order: 5, 163840 bytes, vmalloc)
[   42.093217][    T1] NET: Registered protocol family 1
[   42.145205][    T1] RPC: Registered named UNIX socket transport module.
[   42.183864][    T1] RPC: Registered udp transport module.
[   42.212553][    T1] RPC: Registered tcp transport module.
[   42.249444][    T1] RPC: Registered tcp NFSv4.1 backchannel transport module.
[   42.313531][    T1] NET: Registered protocol family 44
[   42.348535][    T1] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]
[   42.390545][    T1] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]
[   42.439305][    T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
[   42.484641][    T1] pci_bus 0000:00: resource 7 [mem 0x80000000-0xafffffff window]
[   42.538524][    T1] pci_bus 0000:00: resource 8 [mem 0xc0000000-0xfebfffff window]
[   42.578445][    T1] pci_bus 0000:00: resource 9 [mem 0x580000000-0xd7fffffff window]
[   42.629972][    T1] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
[   42.711380][    T1] pci 0000:00:01.0: pci_fixup_video+0x0/0x270 took 79538 usecs
[   42.804438][    T1] PCI Interrupt Link [GSIA] enabled at IRQ 16
[   42.939773][    T1] pci 0000:00:1d.0: quirk_usb_early_handoff+0x0/0x105b took 166045 usecs
[   43.021597][    T1] PCI Interrupt Link [GSIB] enabled at IRQ 17
[   43.088880][    T1] pci 0000:00:1d.1: quirk_usb_early_handoff+0x0/0x105b took 81900 usecs
[   43.185694][    T1] PCI Interrupt Link [GSIC] enabled at IRQ 18
[   43.260946][    T1] pci 0000:00:1d.2: quirk_usb_early_handoff+0x0/0x105b took 92109 usecs
[   43.346320][    T1] PCI Interrupt Link [GSID] enabled at IRQ 19
[   43.416044][    T1] pci 0000:00:1d.7: quirk_usb_early_handoff+0x0/0x105b took 83721 usecs
[   43.453336][    T1] PCI: CLS 0 bytes, default 64
[   43.518890][    T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
[   43.565325][    T1] software IO TLB: mapped [mem 0x7ac00000-0x7ec00000] (64MB)
[   43.664262][    T1] kvm: no hardware support
[   43.709413][    T1] has_svm: not amd or hygon
[   43.745313][    T1] kvm: no hardware support
[   43.792777][    T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1cd4c92266a, max_idle_ns: 440795223404 ns
[   43.896028][    T1] clocksource: Switched to clocksource tsc
[   43.954686][    T1] mce: Machine check injector initialized
[   44.067303][    T1] check: Scanning for low memory corruption every 60 seconds
[   44.860657][    T1] Initialise system trusted keyrings
[   44.897623][    T1] workingset: timestamp_bits=40 max_order=19 bucket_order=0
[   44.936688][    T1] zbud: loaded
[   44.990703][    T1] DLM installed
[   45.012625][    T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[   45.059281][    T1] FS-Cache: Netfs 'nfs' registered for caching
[   45.097374][    T1] NFS: Registering the id_resolver key type
[   45.206540][    C3] hrtimer: interrupt took 43013267 ns
[   45.403151][    T1] Key type id_resolver registered
[   45.456843][    T1] Key type id_legacy registered
[   45.499874][    T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
[   45.572462][    T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de).
[   45.985588][    T1] FS-Cache: Netfs 'cifs' registered for caching
[   46.039426][    T1] Key type cifs.spnego registered
[   46.057033][    T1] Key type cifs.idmap registered
[   46.093219][    T1] ntfs: driver 2.1.32 [Flags: R/W].
[   46.280172][    T1] fuse: init (API version 7.31)
[   46.440469][    T1] JFS: nTxBlock = 8192, nTxLock = 65536
[   46.800363][    T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled
[   46.937203][    T1] 9p: Installing v9fs 9p2000 file system support
[   47.009003][    T1] FS-Cache: Netfs '9p' registered for caching
[   47.099406][    T1] ocfs2: Registered cluster interface o2cb
[   47.174863][    T1] ocfs2: Registered cluster interface user
[   47.239090][    T1] OCFS2 User DLM kernel interface loaded
[   47.435917][    T1] gfs2: GFS2 installed
[   47.775234][    T1] FS-Cache: Netfs 'ceph' registered for caching
[   47.877994][    T1] ceph: loaded (mds proto 32)
[   48.196953][    T1] NET: Registered protocol family 38
[   48.262875][    T1] async_tx: api initialized (async)
[   48.311033][    T1] Key type asymmetric registered
[   48.361805][    T1] Asymmetric key parser 'x509' registered
[   48.413376][    T1] Asymmetric key parser 'pkcs8' registered
[   48.459678][    T1] Key type pkcs7_test registered
[   48.503513][    T1] Asymmetric key parser 'tpm_parser' registered
[   48.580823][    T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243)
[   48.709961][    T1] io scheduler mq-deadline registered
[   48.767253][    T1] io scheduler kyber registered
[   48.835525][    T1] io scheduler bfq registered
[   49.118970][    T1] hgafb: HGA card not detected.
[   49.169993][    T1] hgafb: probe of hgafb.0 failed with error -22
[   49.237226][    T1] usbcore: registered new interface driver udlfb
[   49.355240][    T1] uvesafb: failed to execute /sbin/v86d
[   49.409422][    T1] uvesafb: make sure that the v86d helper is installed and executable
[   49.499469][    T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2)
[   49.557624][    T1] uvesafb: vbe_init() failed with -22
[   49.593961][    T1] uvesafb: probe of uvesafb.0 failed with error -22
[   49.675886][    T1] vga16fb: mapped to 0x00000000e1e3442c
[   84.486027][    T1] Console: switching to colour frame buffer device 80x30
[  137.150287][    T1] fb0: VGA16 VGA frame buffer device
[  137.413757][    T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
[  137.544240][    T1] ACPI: Power Button [PWRF]
[  137.916915][  T452] ==================================================================
[  137.921803][  T452] BUG: KASAN: global-out-of-bounds in internal_create_group+0x9d8/0xb20
[  137.921803][  T452] Read of size 8 at addr ffffffff8a2e5c90 by task kworker/u17:8/452
[  137.921803][  T452] 
[  137.921803][  T452] CPU: 3 PID: 452 Comm: kworker/u17:8 Not tainted 5.8.0-syzkaller #0
[  137.921803][  T452] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.12.0-59-gc9ba5276e321-prebuilt.qemu.org 04/01/2014
[  137.921803][  T452] Workqueue: events_unbound async_run_entry_fn
[  137.921803][  T452] Call Trace:
[  137.921803][  T452]  dump_stack+0x18f/0x20d
[  137.921803][  T452]  ? internal_create_group+0x9d8/0xb20
[  137.921803][  T452]  ? internal_create_group+0x9d8/0xb20
[  137.921803][  T452]  print_address_description.constprop.0.cold+0x5/0x497
[  137.921803][  T452]  ? vprintk_func+0x97/0x1a6
[  137.921803][  T452]  ? internal_create_group+0x9d8/0xb20
[  137.921803][  T452]  ? internal_create_group+0x9d8/0xb20
[  137.921803][  T452]  kasan_report.cold+0x1f/0x37
[  137.921803][  T452]  ? internal_create_group+0x9d8/0xb20
[  137.921803][  T452]  ? state_show+0xf0/0xf0
[  137.921803][  T452]  internal_create_group+0x9d8/0xb20
[  137.921803][  T452]  ? sysfs_remove_group+0x170/0x170
[  137.921803][  T452]  internal_create_groups.part.0+0x90/0x140
[  137.921803][  T452]  sysfs_create_groups+0x25/0x50
[  137.921803][  T452]  device_add+0x7fd/0x1c40
[  137.921803][  T452]  ? devlink_add_symlinks+0x450/0x450
[  137.921803][  T452]  ? lock_release+0x8e0/0x8e0
[  137.921803][  T452]  ? lock_downgrade+0x830/0x830
[  137.921803][  T452]  ? __schedule+0x88e/0x21e0
[  137.921803][  T452]  ? nd_synchronize+0x20/0x20
[  137.921803][  T452]  nd_async_device_register+0x12/0x80
[  137.921803][  T452]  async_run_entry_fn+0x121/0x530
[  137.921803][  T452]  process_one_work+0x94c/0x1670
[  137.921803][  T452]  ? lock_release+0x8e0/0x8e0
[  137.921803][  T452]  ? pwq_dec_nr_in_flight+0x2d0/0x2d0
[  137.921803][  T452]  ? rwlock_bug.part.0+0x90/0x90
[  137.921803][  T452]  worker_thread+0x64c/0x1120
[  137.921803][  T452]  ? process_one_work+0x1670/0x1670
[  137.921803][  T452]  kthread+0x3b5/0x4a0
[  137.921803][  T452]  ? __kthread_bind_mask+0xc0/0xc0
[  137.921803][  T452]  ? __kthread_bind_mask+0xc0/0xc0
[  137.921803][  T452]  ret_from_fork+0x1f/0x30
[  137.921803][  T452] 
[  137.921803][  T452] The buggy address belongs to the variable:
[  137.921803][  T452]  nvdimm_firmware_attributes+0x10/0x40
[  137.921803][  T452] 
[  137.921803][  T452] Memory state around the buggy address:
[  137.921803][  T452]  ffffffff8a2e5b80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[  137.921803][  T452]  ffffffff8a2e5c00: 00 00 00 00 00 00 00 00 00 00 00 00 f9 f9 f9 f9
[  137.921803][  T452] >ffffffff8a2e5c80: 00 00 f9 f9 f9 f9 f9 f9 00 00 00 00 00 00 00 f9
[  137.921803][  T452]                          ^
[  137.921803][  T452]  ffffffff8a2e5d00: f9 f9 f9 f9 00 00 00 00 00 00 00 f9 f9 f9 f9 f9
[  137.921803][  T452]  ffffffff8a2e5d80: 00 00 00 00 00 00 00 f9 f9 f9 f9 f9 00 00 00 00
[  137.921803][  T452] ==================================================================
[  137.921803][  T452] Disabling lock debugging due to kernel taint
[  138.787533][  T452] Kernel panic - not syncing: panic_on_warn set ...
[  138.793777][  T452] CPU: 3 PID: 452 Comm: kworker/u17:8 Tainted: G    B             5.8.0-syzkaller #0
[  138.793777][  T452] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.12.0-59-gc9ba5276e321-prebuilt.qemu.org 04/01/2014
[  138.793777][  T452] Workqueue: events_unbound async_run_entry_fn
[  138.793777][  T452] Call Trace:
[  138.793777][  T452]  dump_stack+0x18f/0x20d
[  138.793777][  T452]  ? internal_create_group+0x970/0xb20
[  138.793777][  T452]  panic+0x2e3/0x75c
[  138.793777][  T452]  ? __warn_printk+0xf3/0xf3
[  138.793777][  T452]  ? preempt_schedule_common+0x59/0xc0
[  138.793777][  T452]  ? internal_create_group+0x9d8/0xb20
[  138.793777][  T452]  ? preempt_schedule_thunk+0x16/0x18
[  138.793777][  T452]  ? trace_hardirqs_on+0x55/0x220
[  138.793777][  T452]  ? internal_create_group+0x9d8/0xb20
[  138.793777][  T452]  ? internal_create_group+0x9d8/0xb20
[  138.793777][  T452]  end_report+0x4d/0x53
[  138.793777][  T452]  kasan_report.cold+0xd/0x37
[  138.793777][  T452]  ? internal_create_group+0x9d8/0xb20
[  138.793777][  T452]  ? state_show+0xf0/0xf0
[  138.793777][  T452]  internal_create_group+0x9d8/0xb20
[  138.793777][  T452]  ? sysfs_remove_group+0x170/0x170
[  138.793777][  T452]  internal_create_groups.part.0+0x90/0x140
[  138.793777][  T452]  sysfs_create_groups+0x25/0x50
[  138.793777][  T452]  device_add+0x7fd/0x1c40
[  138.793777][  T452]  ? devlink_add_symlinks+0x450/0x450
[  138.793777][  T452]  ? lock_release+0x8e0/0x8e0
[  138.793777][  T452]  ? lock_downgrade+0x830/0x830
[  138.793777][  T452]  ? __schedule+0x88e/0x21e0
[  138.793777][  T452]  ? nd_synchronize+0x20/0x20
[  138.793777][  T452]  nd_async_device_register+0x12/0x80
[  138.793777][  T452]  async_run_entry_fn+0x121/0x530
[  138.793777][  T452]  process_one_work+0x94c/0x1670
[  138.793777][  T452]  ? lock_release+0x8e0/0x8e0
[  138.793777][  T452]  ? pwq_dec_nr_in_flight+0x2d0/0x2d0
[  138.793777][  T452]  ? rwlock_bug.part.0+0x90/0x90
[  138.793777][  T452]  worker_thread+0x64c/0x1120
[  138.793777][  T452]  ? process_one_work+0x1670/0x1670
[  138.793777][  T452]  kthread+0x3b5/0x4a0
[  138.793777][  T452]  ? __kthread_bind_mask+0xc0/0xc0
[  138.793777][  T452]  ? __kthread_bind_mask+0xc0/0xc0
[  138.793777][  T452]  ret_from_fork+0x1f/0x30
[  138.793777][  T452] Kernel Offset: disabled
[  138.793777][  T452] Rebooting in 86400 seconds..