[ 0.000000][ T0] Linux version 5.12.0-rc2-syzkaller (syzkaller@syzkaller) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.1) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: earlyprintk=serial oops=panic nmi_watchdog=panic panic_on_warn=1 panic=1 ftrace_dump_on_oops=orig_cpu vsyscall=native net.ifnames=0 biosdevname=0 root=/dev/sda console=ttyS0 kvm-intel.nested=1 kvm-intel.unrestricted_guest=1 kvm-intel.vmm_exclusive=1 kvm-intel.fasteoi=1 kvm-intel.ept=1 kvm-intel.flexpriority=1 kvm-intel.vpid=1 kvm-intel.emulate_invalid_guest_state=1 kvm-intel.eptad=1 kvm-intel.enable_shadow_vmcs=1 kvm-intel.pml=1 kvm-intel.enable_apicv=1 root=/dev/sda1 [ 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] 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] ERROR: earlyprintk= earlyser already used [ 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] Malformed early option 'vsyscall' [ 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 1.14.0-2 04/01/2014 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000][ T0] kvm-clock: cpu 0, msr f38b001, primary cpu clock [ 0.000000][ T0] kvm-clock: using sched offset of 2826008423 cycles [ 0.007251][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.029032][ T0] tsc: Detected 2300.000 MHz processor [ 0.045559][ T0] last_pfn = 0x7ffdd max_arch_pfn = 0x400000000 [ 0.053248][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.074921][ T0] found SMP MP-table at [mem 0x000f5c80-0x000f5c8f] [ 0.082995][ T0] Using GB pages for direct mapping [ 0.090156][ T0] ACPI: Early table checksum verification disabled [ 0.097779][ T0] ACPI: RSDP 0x00000000000F5AD0 000014 (v00 BOCHS ) [ 0.105302][ T0] ACPI: RSDT 0x000000007FFE1F5B 000044 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001) [ 0.115421][ T0] ACPI: FACP 0x000000007FFE17ED 0000F4 (v03 BOCHS BXPCFACP 00000001 BXPC 00000001) [ 0.125413][ T0] ACPI: DSDT 0x000000007FFDF040 0027AD (v01 BOCHS BXPCDSDT 00000001 BXPC 00000001) [ 0.135603][ T0] ACPI: FACS 0x000000007FFDF000 000040 [ 0.141552][ T0] ACPI: APIC 0x000000007FFE18E1 0000B0 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001) [ 0.152045][ T0] ACPI: HPET 0x000000007FFE1991 000038 (v01 BOCHS BXPCHPET 00000001 BXPC 00000001) [ 0.162480][ T0] ACPI: SRAT 0x000000007FFE19C9 000150 (v01 BOCHS BXPCSRAT 00000001 BXPC 00000001) [ 0.172719][ T0] ACPI: MCFG 0x000000007FFE1B19 00003C (v01 BOCHS BXPCMCFG 00000001 BXPC 00000001) [ 0.183279][ T0] ACPI: SSDT 0x000000007FFE1B55 0002FE (v01 BOCHS NVDIMM 00000001 BXPC 00000001) [ 0.193433][ T0] ACPI: NFIT 0x000000007FFE1E53 0000E0 (v01 BOCHS BXPCNFIT 00000001 BXPC 00000001) [ 0.203696][ T0] ACPI: WAET 0x000000007FFE1F33 000028 (v01 BOCHS BXPCWAET 00000001 BXPC 00000001) [ 0.214789][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.220519][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.226168][ T0] SRAT: PXM 0 -> APIC 0x02 -> Node 0 [ 0.231759][ T0] SRAT: PXM 0 -> APIC 0x03 -> Node 0 [ 0.237402][ T0] SRAT: PXM 0 -> APIC 0x04 -> Node 0 [ 0.243483][ T0] SRAT: PXM 0 -> APIC 0x05 -> Node 0 [ 0.249159][ T0] SRAT: PXM 0 -> APIC 0x06 -> Node 0 [ 0.254806][ T0] SRAT: PXM 0 -> APIC 0x07 -> Node 0 [ 0.260469][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.267923][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0x7fffffff] [ 0.275275][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x103ffffff] non-volatile [ 0.284178][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x57fffffff] hotplug [ 0.292467][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0x7ffdcfff] -> [mem 0x00000000-0x7ffdcfff] [ 0.304616][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000003fffffff] (1024MB) [ 0.313583][ T0] Faking node 1 at [mem 0x0000000040000000-0x000000007ffdcfff] (1023MB) [ 0.323281][ T0] NODE_DATA(0) allocated [mem 0x3fffb000-0x3fffffff] [ 0.331613][ T0] NODE_DATA(1) allocated [mem 0x7ffd7000-0x7ffdbfff] [ 0.431490][ T0] Zone ranges: [ 0.435271][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.443832][ T0] DMA32 [mem 0x0000000001000000-0x000000007ffdcfff] [ 0.452076][ T0] Normal empty [ 0.456429][ T0] Device empty [ 0.460954][ T0] Movable zone start for each node [ 0.466801][ T0] Early memory node ranges [ 0.472009][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.480752][ T0] node 0: [mem 0x0000000000100000-0x000000003fffffff] [ 0.488585][ T0] node 1: [mem 0x0000000040000000-0x000000007ffdcfff] [ 0.496310][ T0] Zeroed struct page in unavailable ranges: 133 pages [ 0.496323][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000003fffffff] [ 0.520345][ T0] Initmem setup node 1 [mem 0x0000000040000000-0x000000007ffdcfff] [ 1.395886][ T0] kasan: KernelAddressSanitizer initialized [ 1.412545][ T0] ACPI: PM-Timer IO Port: 0x608 [ 1.420047][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 1.430020][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 1.440447][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 1.451117][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 1.461794][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 1.472617][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 1.483928][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 1.496686][ T0] Using ACPI (MADT) for SMP configuration information [ 1.506690][ T0] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 1.514187][ T0] TSC deadline timer available [ 1.519481][ T0] smpboot: Allowing 8 CPUs, 4 hotplug CPUs [ 1.525642][ T0] kvm-guest: KVM setup pv remote TLB flush [ 1.531801][ T0] kvm-guest: setup PV sched yield [ 1.537059][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 1.545785][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 1.554487][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 1.563270][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 1.572023][ T0] [mem 0xc0000000-0xfed1bfff] available for PCI devices [ 1.579265][ T0] Booting paravirtualized kernel on KVM [ 1.584885][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.656495][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:8 nr_node_ids:2 [ 1.685979][ T0] percpu: Embedded 64 pages/cpu s223880 r8192 d30072 u1048576 [ 1.694802][ T0] kvm-guest: KVM setup async PF for cpu 0 [ 1.701077][ T0] kvm-guest: stealtime: cpu 0, msr 2ca1f440 [ 1.707503][ T0] kvm-guest: PV spinlocks enabled [ 1.712910][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 1.721879][ T0] Built 2 zonelists, mobility grouping on. Total pages: 515942 [ 1.730138][ T0] Policy zone: DMA32 [ 1.734242][ 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 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 panic_on_warn=1 earlyprintk=serial oops=panic nmi_watchdog=panic panic_on_warn=1 panic=1 ftrace_dump_on_oops=orig_cpu vsyscall=native net.ifnames=0 biosdevname=0 root=/dev/sda console=ttyS0 kvm-intel.nested=1 kvm-intel.unrestricted_guest=1 kvm-intel.vmm_exclusive=1 kvm-intel.fasteoi=1 kvm-intel.ept=1 kvm-intel.flexpriority=1 kvm-intel.vpid=1 kvm-intel.emulate_invali [ 1.746046][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 2.134955][ T0] Memory: 1441376K/2096620K available (135201K kernel code, 33258K rwdata, 38244K rodata, 3868K init, 17024K bss, 654988K reserved, 0K cma-reserved) [ 2.165484][ T0] Running RCU self tests [ 2.169847][ T0] rcu: Preemptible hierarchical RCU implementation. [ 2.176553][ T0] rcu: RCU lockdep checking is enabled. [ 2.182279][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 2.189504][ T0] rcu: RCU debug extended QS entry/exit. [ 2.195374][ T0] All grace periods are expedited (rcu_expedited). [ 2.202144][ T0] Trampoline variant of Tasks RCU enabled. [ 2.208054][ T0] Tracing variant of Tasks RCU enabled. [ 2.213666][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 2.250114][ T0] NR_IRQS: 4352, nr_irqs: 488, preallocated irqs: 16 [ 2.258786][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88807ea00000-0xffff88807ec00000 [ 2.270037][ T0] random: crng done (trusting CPU's manufacturer) [ 2.334683][ T0] Console: colour VGA+ 80x25 [ 2.339536][ T0] printk: console [ttyS0] enabled [ 2.339536][ T0] printk: console [ttyS0] enabled [ 2.349486][ T0] printk: bootconsole [earlyser0] disabled [ 2.349486][ T0] printk: bootconsole [earlyser0] disabled [ 2.360991][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 2.369604][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 2.374586][ T0] ... MAX_LOCK_DEPTH: 48 [ 2.379738][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 2.385084][ T0] ... CLASSHASH_SIZE: 4096 [ 2.390457][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 2.396855][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 2.402544][ T0] ... CHAINHASH_SIZE: 32768 [ 2.408067][ T0] memory used by lock dependency info: 6365 kB [ 2.414348][ T0] memory used for stack traces: 4224 kB [ 2.420066][ T0] per task-struct memory footprint: 1920 bytes [ 2.426804][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 2.440649][ T0] ACPI: Core revision 20210105 [ 2.447860][ T0] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns [ 2.459003][ T0] APIC: Switch to symmetric I/O mode setup [ 2.465064][ T0] kvm-guest: setup PV IPIs [ 2.482578][ T0] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 2.489872][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 2.501505][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 2.511514][ T0] pid_max: default: 32768 minimum: 301 [ 2.518538][ T0] LSM: Security Framework initializing [ 2.521774][ T0] Yama: becoming mindful. [ 2.526532][ T0] TOMOYO Linux initialized [ 2.531574][ T0] SELinux: Initializing. [ 2.551044][ T0] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes, vmalloc) [ 2.565059][ T0] Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 2.571975][ T0] Mount-cache hash table entries: 4096 (order: 3, 32768 bytes, vmalloc) [ 2.581637][ T0] Mountpoint-cache hash table entries: 4096 (order: 3, 32768 bytes, vmalloc) [ 2.600054][ T0] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 2.603476][ T0] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 2.611506][ T0] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 2.621592][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 2.631565][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 2.631634][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 2.651524][ T0] MDS: Mitigation: Clear CPU buffers [ 2.662325][ T0] Freeing SMP alternatives memory: 104K [ 2.669730][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 2.680108][ T1] Running RCU-tasks wait API self tests [ 2.801852][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 2.812742][ T1] rcu: Hierarchical SRCU implementation. [ 2.821636][ T13] Callback from call_rcu_tasks_trace() invoked. [ 2.830173][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.834198][ T1] smp: Bringing up secondary CPUs ... [ 2.846628][ T1] x86: Booting SMP configuration: [ 2.851602][ T1] .... node #0, CPUs: #1 [ 0.223081][ T0] kvm-clock: cpu 1, msr f38b041, secondary cpu clock [ 2.869311][ T18] kvm-guest: KVM setup async PF for cpu 1 [ 2.869311][ T18] kvm-guest: stealtime: cpu 1, msr 2cb1f440 [ 2.882079][ 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. [ 2.901381][ T1] #2 [ 0.223081][ T0] kvm-clock: cpu 2, msr f38b081, secondary cpu clock [ 2.916396][ T23] kvm-guest: KVM setup async PF for cpu 2 [ 2.917739][ T23] kvm-guest: stealtime: cpu 2, msr 2cc1f440 [ 2.937329][ T1] #3 [ 0.223081][ T0] kvm-clock: cpu 3, msr f38b0c1, secondary cpu clock [ 2.952841][ T28] kvm-guest: KVM setup async PF for cpu 3 [ 2.957728][ T28] kvm-guest: stealtime: cpu 3, msr 2cd1f440 [ 2.962359][ T1] smp: Brought up 2 nodes, 4 CPUs [ 2.971587][ T1] smpboot: Max logical packages: 2 [ 2.976909][ T1] smpboot: Total of 4 processors activated (18400.00 BogoMIPS) [ 2.985437][ T1] devtmpfs: initialized [ 2.992580][ T1] x86/mm: Memory block size: 128MB [ 3.033962][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 3.034174][ T37] kworker/u17:0 (37) used greatest stack depth: 27520 bytes left [ 3.042522][ T1] futex hash table entries: 2048 (order: 6, 262144 bytes, vmalloc) [ 3.051646][ T12] Callback from call_rcu_tasks() invoked. [ 3.062475][ T1] PM: RTC time: 03:46:09, date: 2021-03-11 [ 3.072873][ T1] NET: Registered protocol family 16 [ 3.089044][ T1] audit: initializing netlink subsys (disabled) [ 3.103287][ T51] audit: type=2000 audit(1615434370.147:1): state=initialized audit_enabled=0 res=1 [ 3.110010][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 3.111675][ T1] thermal_sys: Registered thermal governor 'user_space' [ 3.121760][ T1] cpuidle: using governor menu [ 3.136715][ T1] NET: Registered protocol family 42 [ 3.147218][ T1] ACPI: bus type PCI registered [ 3.153849][ T1] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0xb0000000-0xbfffffff] (base 0xb0000000) [ 3.171586][ T1] PCI: MMCONFIG at [mem 0xb0000000-0xbfffffff] reserved in E820 [ 3.313021][ T1] PCI: Using configuration type 1 for base access [ 3.362622][ T210] kworker/u17:2 (210) used greatest stack depth: 27512 bytes left [ 3.435062][ T442] kworker/u17:0 (442) used greatest stack depth: 27384 bytes left [ 3.559249][ T792] kworker/u17:2 (792) used greatest stack depth: 27352 bytes left [ 3.673502][ T1199] kworker/u17:4 (1199) used greatest stack depth: 26928 bytes left [ 3.676291][ T1210] ------------[ cut here ]------------ [ 3.689143][ T1210] raw_local_irq_restore() called with IRQs enabled [ 3.691676][ T1210] WARNING: CPU: 0 PID: 1210 at kernel/locking/irqflag-debug.c:10 warn_bogus_irq_restore+0x1d/0x20 [ 3.701583][ T1210] Modules linked in: [ 3.708287][ T1210] CPU: 0 PID: 1210 Comm: kworker/u17:1 Not tainted 5.12.0-rc2-syzkaller #0 [ 3.711576][ T1210] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 [ 3.721582][ T1210] RIP: 0010:warn_bogus_irq_restore+0x1d/0x20 [ 3.730185][ T1210] Code: be ff cc cc cc cc cc cc cc cc cc cc cc 80 3d 11 6a ad 04 00 74 01 c3 48 c7 c7 20 79 6b 89 c6 05 00 6a ad 04 01 e8 35 c2 be ff <0f> 0b c3 48 39 77 10 0f 84 97 00 00 00 66 f7 47 22 f0 ff 74 4b 48 [ 3.731596][ T1210] RSP: 0000:ffffc90004167c58 EFLAGS: 00010282 [ 3.741625][ T1210] RAX: 0000000000000000 RBX: ffffffff8be25ee0 RCX: 0000000000000000 [ 3.751593][ T1210] RDX: ffff8880156ae200 RSI: ffffffff815b4435 RDI: fffff5200082cf7d [ 3.754630][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 3.761547][ T1210] RBP: 0000000000000200 R08: 0000000000000000 R09: 0000000000000001 [ 3.760656][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 3.771605][ T1210] R10: ffffffff815ad19e R11: 0000000000000000 R12: 0000000000000003 [ 3.771621][ T1210] R13: fffffbfff17c4bdc R14: 0000000000000001 R15: ffff88802ca36000 [ 3.771637][ T1210] FS: 0000000000000000(0000) GS:ffff88802ca00000(0000) knlGS:0000000000000000 [ 3.811591][ T1210] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3.813319][ T1] cryptd: max_cpu_qlen set to 1000 [ 3.820998][ T1210] CR2: ffff888010401000 CR3: 000000000bc8e000 CR4: 0000000000150ef0 [ 3.821014][ T1210] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3.821024][ T1210] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 3.821037][ T1210] Call Trace: [ 3.821043][ T1210] kvm_wait+0xc9/0xe0 [ 3.851727][ T1210] __pv_queued_spin_lock_slowpath+0x8b8/0xb40 [ 3.851804][ T1] raid6: skip pq benchmark and using algorithm avx2x4 [ 3.861609][ T1210] ? pv_hash+0x100/0x100 [ 3.861634][ T1210] ? lock_release+0x720/0x720 [ 3.871555][ T1] raid6: using avx2x2 recovery algorithm [ 3.876032][ T1210] do_raw_spin_lock+0x200/0x2b0 [ 3.886663][ T1210] ? rwlock_bug.part.0+0x90/0x90 [ 3.886690][ T1210] do_exit+0x1d05/0x2a60 [ 3.886708][ T1210] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 3.886737][ T1210] ? mm_update_next_owner+0x7a0/0x7a0 [ 3.886760][ T1210] ? kfree+0x1d7/0x2b0 [ 3.886777][ T1210] ? lockdep_hardirqs_on+0x79/0x100 [ 3.886794][ T1210] call_usermodehelper_exec_async+0x413/0x580 [ 3.886814][ T1210] ? umh_complete+0x90/0x90 [ 3.886830][ T1210] ret_from_fork+0x1f/0x30 [ 3.886849][ T1210] Kernel panic - not syncing: panic_on_warn set ... [ 3.886857][ T1210] CPU: 0 PID: 1210 Comm: kworker/u17:1 Not tainted 5.12.0-rc2-syzkaller #0 [ 3.886872][ T1210] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 [ 3.886883][ T1210] Call Trace: [ 3.886887][ T1210] dump_stack+0x141/0x1d7 [ 3.886902][ T1210] panic+0x306/0x73d [ 3.886916][ T1210] ? __warn_printk+0xf3/0xf3 [ 3.886930][ T1210] ? __warn.cold+0x1a/0x44 [ 3.886945][ T1210] ? warn_bogus_irq_restore+0x1d/0x20 [ 3.886962][ T1210] __warn.cold+0x35/0x44 [ 3.886975][ T1210] ? wake_up_klogd.part.0+0x8e/0xd0 [ 3.886991][ T1210] ? warn_bogus_irq_restore+0x1d/0x20 [ 3.887008][ T1210] report_bug+0x1bd/0x210 [ 3.887022][ T1210] handle_bug+0x3c/0x60 [ 3.887043][ T1210] exc_invalid_op+0x14/0x40 [ 3.887058][ T1210] asm_exc_invalid_op+0x12/0x20 [ 3.887072][ T1210] RIP: 0010:warn_bogus_irq_restore+0x1d/0x20 [ 3.887091][ T1210] Code: be ff cc cc cc cc cc cc cc cc cc cc cc 80 3d 11 6a ad 04 00 74 01 c3 48 c7 c7 20 79 6b 89 c6 05 00 6a ad 04 01 e8 35 c2 be ff <0f> 0b c3 48 39 77 10 0f 84 97 00 00 00 66 f7 47 22 f0 ff 74 4b 48 [ 3.887104][ T1210] RSP: 0000:ffffc90004167c58 EFLAGS: 00010282 [ 3.887117][ T1210] RAX: 0000000000000000 RBX: ffffffff8be25ee0 RCX: 0000000000000000 [ 3.887127][ T1210] RDX: ffff8880156ae200 RSI: ffffffff815b4435 RDI: fffff5200082cf7d [ 3.887137][ T1210] RBP: 0000000000000200 R08: 0000000000000000 R09: 0000000000000001 [ 3.887146][ T1210] R10: ffffffff815ad19e R11: 0000000000000000 R12: 0000000000000003 [ 3.887155][ T1210] R13: fffffbfff17c4bdc R14: 0000000000000001 R15: ffff88802ca36000 [ 3.887164][ T1210] ? wake_up_klogd.part.0+0x8e/0xd0 [ 3.887179][ T1210] ? vprintk_func+0x95/0x1e0 [ 3.887195][ T1210] ? warn_bogus_irq_restore+0x1d/0x20 [ 3.887211][ T1210] kvm_wait+0xc9/0xe0 [ 3.887228][ T1210] __pv_queued_spin_lock_slowpath+0x8b8/0xb40 [ 3.887245][ T1210] ? pv_hash+0x100/0x100 [ 3.887258][ T1210] ? lock_release+0x720/0x720 [ 3.887272][ T1210] do_raw_spin_lock+0x200/0x2b0 [ 3.887287][ T1210] ? rwlock_bug.part.0+0x90/0x90 [ 3.887302][ T1210] do_exit+0x1d05/0x2a60 [ 3.887327][ T1210] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 3.887341][ T1210] ? mm_update_next_owner+0x7a0/0x7a0 [ 3.887357][ T1210] ? kfree+0x1d7/0x2b0 [ 3.887371][ T1210] ? lockdep_hardirqs_on+0x79/0x100 [ 3.888929][ T1] ACPI: Added _OSI(Module Device) [ 3.891495][ T1210] call_usermodehelper_exec_async+0x413/0x580 [ 3.891495][ T1210] ? umh_complete+0x90/0x90 [ 3.891495][ T1210] ret_from_fork+0x1f/0x30 [ 3.891495][ T1210] Dumping ftrace buffer: [ 3.891495][ T1210] (ftrace buffer empty) [ 3.891495][ T1210] Rebooting in 1 seconds.. [ 3.891495][ T1210] ACPI MEMORY or I/O RESET_REG.