[ 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] nopcid: PCID feature disabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 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 f38d001, primary cpu clock [ 0.000001][ T0] kvm-clock: using sched offset of 3651807700 cycles [ 0.009836][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.052453][ T0] tsc: Detected 2300.000 MHz processor [ 0.082393][ T0] last_pfn = 0x7ffdd max_arch_pfn = 0x400000000 [ 0.114702][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.173994][ T0] found SMP MP-table at [mem 0x000f5c80-0x000f5c8f] [ 0.184339][ T0] Using GB pages for direct mapping [ 0.209871][ T0] ACPI: Early table checksum verification disabled [ 0.235811][ T0] ACPI: RSDP 0x00000000000F5AD0 000014 (v00 BOCHS ) [ 0.246045][ T0] ACPI: RSDT 0x000000007FFE1F5B 000044 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001) [ 0.280722][ T0] ACPI: FACP 0x000000007FFE17ED 0000F4 (v03 BOCHS BXPCFACP 00000001 BXPC 00000001) [ 0.329134][ T0] ACPI: DSDT 0x000000007FFDF040 0027AD (v01 BOCHS BXPCDSDT 00000001 BXPC 00000001) [ 0.351150][ T0] ACPI: FACS 0x000000007FFDF000 000040 [ 0.359837][ T0] ACPI: APIC 0x000000007FFE18E1 0000B0 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001) [ 0.376717][ T0] ACPI: HPET 0x000000007FFE1991 000038 (v01 BOCHS BXPCHPET 00000001 BXPC 00000001) [ 0.393768][ T0] ACPI: SRAT 0x000000007FFE19C9 000150 (v01 BOCHS BXPCSRAT 00000001 BXPC 00000001) [ 0.409873][ T0] ACPI: MCFG 0x000000007FFE1B19 00003C (v01 BOCHS BXPCMCFG 00000001 BXPC 00000001) [ 0.425243][ T0] ACPI: SSDT 0x000000007FFE1B55 0002FE (v01 BOCHS NVDIMM 00000001 BXPC 00000001) [ 0.441545][ T0] ACPI: NFIT 0x000000007FFE1E53 0000E0 (v01 BOCHS BXPCNFIT 00000001 BXPC 00000001) [ 0.456759][ T0] ACPI: WAET 0x000000007FFE1F33 000028 (v01 BOCHS BXPCWAET 00000001 BXPC 00000001) [ 0.472518][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.482325][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.491668][ T0] SRAT: PXM 0 -> APIC 0x02 -> Node 0 [ 0.501052][ T0] SRAT: PXM 0 -> APIC 0x03 -> Node 0 [ 0.512238][ T0] SRAT: PXM 0 -> APIC 0x04 -> Node 0 [ 0.521033][ T0] SRAT: PXM 0 -> APIC 0x05 -> Node 0 [ 0.530728][ T0] SRAT: PXM 0 -> APIC 0x06 -> Node 0 [ 0.543797][ T0] SRAT: PXM 0 -> APIC 0x07 -> Node 0 [ 0.554020][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.570488][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0x7fffffff] [ 0.584890][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x103ffffff] non-volatile [ 0.601218][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x57fffffff] hotplug [ 0.614499][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0x7ffdcfff] -> [mem 0x00000000-0x7ffdcfff] [ 0.633450][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000003fffffff] (1024MB) [ 0.650132][ T0] Faking node 1 at [mem 0x0000000040000000-0x000000007ffdcfff] (1023MB) [ 0.665263][ T0] NODE_DATA(0) allocated [mem 0x3fffb000-0x3fffffff] [ 0.693660][ T0] NODE_DATA(1) allocated [mem 0x7ffd7000-0x7ffdbfff] [ 0.787303][ T0] Zone ranges: [ 0.793603][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.807057][ T0] DMA32 [mem 0x0000000001000000-0x000000007ffdcfff] [ 0.822153][ T0] Normal empty [ 0.829537][ T0] Device empty [ 0.836108][ T0] Movable zone start for each node [ 0.845379][ T0] Early memory node ranges [ 0.853228][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.868685][ T0] node 0: [mem 0x0000000000100000-0x000000003fffffff] [ 0.880980][ T0] node 1: [mem 0x0000000040000000-0x000000007ffdcfff] [ 0.894336][ T0] Zeroed struct page in unavailable ranges: 133 pages [ 0.894363][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000003fffffff] [ 0.939780][ T0] Initmem setup node 1 [mem 0x0000000040000000-0x000000007ffdcfff] [ 1.890813][ T0] kasan: KernelAddressSanitizer initialized [ 1.910908][ T0] ACPI: PM-Timer IO Port: 0x608 [ 1.918459][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 1.929339][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 1.941545][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 1.952811][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 1.964230][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 1.978609][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 1.991953][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 2.005160][ T0] Using ACPI (MADT) for SMP configuration information [ 2.016386][ T0] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 2.030981][ T0] TSC deadline timer available [ 2.041858][ T0] smpboot: Allowing 8 CPUs, 4 hotplug CPUs [ 2.054966][ T0] kvm-guest: KVM setup pv remote TLB flush [ 2.067813][ T0] kvm-guest: setup PV sched yield [ 2.077278][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 2.092856][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 2.107691][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 2.126366][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 2.140980][ T0] [mem 0xc0000000-0xfed1bfff] available for PCI devices [ 2.151988][ T0] Booting paravirtualized kernel on KVM [ 2.160937][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.285732][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:8 nr_node_ids:2 [ 2.318398][ T0] percpu: Embedded 64 pages/cpu s223880 r8192 d30072 u1048576 [ 2.332083][ T0] kvm-guest: KVM setup async PF for cpu 0 [ 2.341877][ T0] kvm-guest: stealtime: cpu 0, msr 2ca1f440 [ 2.353619][ T0] kvm-guest: PV spinlocks enabled [ 2.361769][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 2.374807][ T0] Built 2 zonelists, mobility grouping on. Total pages: 515942 [ 2.388419][ T0] Policy zone: DMA32 [ 2.394938][ T0] Kernel command line: earlyprintk=serial oops=panic nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 ima_policy=tcb 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 root=/dev/sda console=ttyS0 vsyscall=native 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 [ 2.413989][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 3.091273][ T0] Memory: 1441376K/2096620K available (135201K kernel code, 33244K rwdata, 38180K rodata, 3872K init, 17016K bss, 654988K reserved, 0K cma-reserved) [ 3.125365][ T0] Running RCU self tests [ 3.131915][ T0] rcu: Preemptible hierarchical RCU implementation. [ 3.142027][ T0] rcu: RCU lockdep checking is enabled. [ 3.150131][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 3.161378][ T0] rcu: RCU debug extended QS entry/exit. [ 3.169837][ T0] All grace periods are expedited (rcu_expedited). [ 3.179664][ T0] Trampoline variant of Tasks RCU enabled. [ 3.188271][ T0] Tracing variant of Tasks RCU enabled. [ 3.196461][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 3.256484][ T0] NR_IRQS: 4352, nr_irqs: 488, preallocated irqs: 16 [ 3.268459][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0x(____ptrval____)-0x(____ptrval____) [ 3.285013][ T0] random: crng done (trusting CPU's manufacturer) [ 3.377651][ T0] Console: colour VGA+ 80x25 [ 3.384850][ T0] printk: console [ttyS0] enabled [ 3.384850][ T0] printk: console [ttyS0] enabled [ 3.400658][ T0] printk: bootconsole [earlyser0] disabled [ 3.400658][ T0] printk: bootconsole [earlyser0] disabled [ 3.418032][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 3.431535][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 3.439697][ T0] ... MAX_LOCK_DEPTH: 48 [ 3.446750][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 3.454678][ T0] ... CLASSHASH_SIZE: 4096 [ 3.462596][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 3.470355][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 3.478017][ T0] ... CHAINHASH_SIZE: 32768 [ 3.485857][ T0] memory used by lock dependency info: 6365 kB [ 3.495031][ T0] memory used for stack traces: 4224 kB [ 3.502895][ T0] per task-struct memory footprint: 1920 bytes [ 3.512909][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 3.531292][ T0] ACPI: Core revision 20210105 [ 3.541399][ T0] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns [ 3.559756][ T0] APIC: Switch to symmetric I/O mode setup [ 3.568877][ T0] kvm-guest: setup PV IPIs [ 3.589429][ T0] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 3.599641][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 3.615436][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 3.625440][ T0] pid_max: default: 32768 minimum: 301 [ 3.637159][ T0] LSM: Security Framework initializing [ 3.645812][ T0] Yama: becoming mindful. [ 3.651207][ T0] TOMOYO Linux initialized [ 3.655527][ T0] SELinux: Initializing. [ 3.666405][ T0] LSM support for eBPF active [ 3.682947][ T0] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes, vmalloc) [ 3.691080][ T0] Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 3.706055][ T0] Mount-cache hash table entries: 4096 (order: 3, 32768 bytes, vmalloc) [ 3.715589][ T0] Mountpoint-cache hash table entries: 4096 (order: 3, 32768 bytes, vmalloc) [ 3.744605][ T0] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 3.747643][ T0] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 3.755413][ T0] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 3.765491][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 3.775506][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 3.775614][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 3.795431][ T0] MDS: Mitigation: Clear CPU buffers [ 3.805488][ T0] Freeing SMP alternatives memory: 104K [ 3.813829][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 3.824317][ T1] Running RCU-tasks wait API self tests [ 3.945935][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 3.957631][ T1] rcu: Hierarchical SRCU implementation. [ 3.965592][ T13] Callback from call_rcu_tasks_trace() invoked. [ 3.984493][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 3.989550][ T1] smp: Bringing up secondary CPUs ... [ 4.007810][ T1] x86: Booting SMP configuration: [ 4.015567][ T1] .... node #0, CPUs: #1 [ 0.327469][ T0] kvm-clock: cpu 1, msr f38d041, secondary cpu clock [ 4.040538][ T18] kvm-guest: KVM setup async PF for cpu 1 [ 4.045160][ T18] kvm-guest: stealtime: cpu 1, msr 2cb1f440 [ 4.056144][ 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. [ 4.079470][ T1] #2 [ 0.327469][ T0] kvm-clock: cpu 2, msr f38d081, secondary cpu clock [ 4.099407][ T23] kvm-guest: KVM setup async PF for cpu 2 [ 4.104601][ T23] kvm-guest: stealtime: cpu 2, msr 2cc1f440 [ 4.131511][ T1] #3 [ 0.327469][ T0] kvm-clock: cpu 3, msr f38d0c1, secondary cpu clock [ 4.153586][ T28] kvm-guest: KVM setup async PF for cpu 3 [ 4.154416][ T28] kvm-guest: stealtime: cpu 3, msr 2cd1f440 [ 4.165619][ T12] Callback from call_rcu_tasks() invoked. [ 4.176951][ T1] smp: Brought up 2 nodes, 4 CPUs [ 4.184611][ T1] smpboot: Max logical packages: 2 [ 4.185497][ T1] smpboot: Total of 4 processors activated (18400.00 BogoMIPS) [ 4.216921][ T1] devtmpfs: initialized [ 4.227094][ T1] x86/mm: Memory block size: 128MB [ 4.286539][ T37] kworker/u17:0 (37) used greatest stack depth: 27520 bytes left [ 4.296190][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 4.316312][ T1] futex hash table entries: 2048 (order: 6, 262144 bytes, vmalloc) [ 4.335615][ T1] PM: RTC time: 22:10:16, date: 2021-03-07 [ 4.352626][ T1] NET: Registered protocol family 16 [ 4.366453][ T1] audit: initializing netlink subsys (disabled) [ 4.387130][ T51] audit: type=2000 audit(1615155016.272:1): state=initialized audit_enabled=0 res=1 [ 4.392043][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 4.406970][ T1] thermal_sys: Registered thermal governor 'user_space' [ 4.416519][ T1] cpuidle: using governor menu [ 4.434178][ T1] NET: Registered protocol family 42 [ 4.455255][ T1] ACPI: bus type PCI registered [ 4.469126][ T1] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0xb0000000-0xbfffffff] (base 0xb0000000) [ 4.485503][ T1] PCI: MMCONFIG at [mem 0xb0000000-0xbfffffff] reserved in E820 [ 4.609279][ T1] PCI: Using configuration type 1 for base access [ 4.677454][ T187] kworker/u17:1 (187) used greatest stack depth: 27512 bytes left [ 4.717490][ T253] kworker/u17:3 (253) used greatest stack depth: 27096 bytes left [ 5.337038][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 5.347361][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 5.397658][ T1] cryptd: max_cpu_qlen set to 1000 [ 5.478070][ T1] raid6: skip pq benchmark and using algorithm avx2x4 [ 5.485868][ T1] raid6: using avx2x2 recovery algorithm [ 5.497648][ T1] ACPI: Added _OSI(Module Device) [ 5.505314][ T1] ACPI: Added _OSI(Processor Device) [ 5.515618][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 5.524552][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 5.535536][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 5.543432][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 5.555621][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 5.670808][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 5.760430][ T1] ACPI: Interpreter enabled [ 5.766030][ T1] ACPI: (supports S0 S3 S4 S5) [ 5.773682][ T1] ACPI: Using IOAPIC for interrupt routing [ 5.786425][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 5.803042][ T1] ACPI: Enabled 3 GPEs in block 00 to 3F [ 6.016143][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 6.025899][ T1] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 6.053422][ T1] acpi PNP0A08:00: _OSC: platform does not support [LTR] [ 6.072095][ T1] acpi PNP0A08:00: _OSC: OS now controls [PCIeHotplug PME AER PCIeCapability] [ 6.087975][ T1] PCI host bridge to bus 0000:00 [ 6.095374][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 6.105525][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 6.115517][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 6.135639][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 6.145528][ T1] pci_bus 0000:00: root bus resource [mem 0x80000000-0xafffffff window] [ 6.155664][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 6.165567][ T1] pci_bus 0000:00: root bus resource [mem 0x580000000-0xd7fffffff window] [ 6.185599][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 6.196670][ T1] pci 0000:00:00.0: [8086:29c0] type 00 class 0x060000 [ 6.218090][ T1] pci 0000:00:01.0: [1af4:1050] type 00 class 0x030000 [ 6.244112][ T1] pci 0000:00:01.0: reg 0x10: [mem 0xfe000000-0xfe7fffff pref] [ 6.287060][ T1] pci 0000:00:01.0: reg 0x18: [mem 0xfe800000-0xfe803fff 64bit pref] [ 6.307313][ T1] pci 0000:00:01.0: reg 0x20: [mem 0xfebf4000-0xfebf4fff] [ 6.345401][ T1] pci 0000:00:01.0: reg 0x30: [mem 0xfebe0000-0xfebeffff pref] [ 6.385401][ T1] pci 0000:00:02.0: [8086:10d3] type 00 class 0x020000 [ 6.401088][ T1] pci 0000:00:02.0: reg 0x10: [mem 0xfeb80000-0xfeb9ffff] [ 6.420121][ T1] pci 0000:00:02.0: reg 0x14: [mem 0xfeba0000-0xfebbffff] [ 6.439571][ T1] pci 0000:00:02.0: reg 0x18: [io 0xc080-0xc09f] [ 6.460770][ T1] pci 0000:00:02.0: reg 0x1c: [mem 0xfebf0000-0xfebf3fff] [ 6.477218][ T1] pci 0000:00:02.0: reg 0x30: [mem 0xfeb00000-0xfeb3ffff pref] [ 6.509286][ T1] pci 0000:00:03.0: [1af4:1005] type 00 class 0x00ff00 [ 6.519079][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc0a0-0xc0bf] [ 6.536982][ T1] pci 0000:00:03.0: reg 0x20: [mem 0xfe804000-0xfe807fff 64bit pref] [ 6.565473][ T1] pci 0000:00:04.0: [1af4:1009] type 00 class 0x000200 [ 6.589173][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc0c0-0xc0df] [ 6.608261][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebf5000-0xfebf5fff] [ 6.625582][ T1] pci 0000:00:04.0: reg 0x20: [mem 0xfe808000-0xfe80bfff 64bit pref] [ 6.659388][ T1] pci 0000:00:05.0: [8086:100e] type 00 class 0x020000 [ 6.668590][ T1] pci 0000:00:05.0: reg 0x10: [mem 0xfebc0000-0xfebdffff] [ 6.679722][ T1] pci 0000:00:05.0: reg 0x14: [io 0xc000-0xc03f] [ 6.710011][ T1] pci 0000:00:05.0: reg 0x30: [mem 0xfeb40000-0xfeb7ffff pref] [ 6.725934][ T1] pci 0000:00:1d.0: [8086:2934] type 00 class 0x0c0300 [ 6.744685][ T1] pci 0000:00:1d.0: reg 0x20: [io 0xc0e0-0xc0ff] [ 6.765993][ T1] pci 0000:00:1d.1: [8086:2935] type 00 class 0x0c0300 [ 6.784681][ T1] pci 0000:00:1d.1: reg 0x20: [io 0xc100-0xc11f] [ 6.805403][ T1] pci 0000:00:1d.2: [8086:2936] type 00 class 0x0c0300 [ 6.825142][ T1] pci 0000:00:1d.2: reg 0x20: [io 0xc120-0xc13f] [ 6.843134][ T1] pci 0000:00:1d.7: [8086:293a] type 00 class 0x0c0320 [ 6.857808][ T1] pci 0000:00:1d.7: reg 0x10: [mem 0xfebf6000-0xfebf6fff] [ 6.880670][ T1] pci 0000:00:1f.0: [8086:2918] type 00 class 0x060100 [ 6.904907][ T1] pci 0000:00:1f.0: quirk: [io 0x0600-0x067f] claimed by ICH6 ACPI/GPIO/TCO [ 6.926103][ T1] pci 0000:00:1f.2: [8086:2922] type 00 class 0x010601 [ 6.950209][ T1] pci 0000:00:1f.2: reg 0x20: [io 0xc140-0xc15f] [ 6.967901][ T1] pci 0000:00:1f.2: reg 0x24: [mem 0xfebf7000-0xfebf7fff] [ 6.986695][ T1] pci 0000:00:1f.3: [8086:2930] type 00 class 0x0c0500 [ 7.003612][ T1] pci 0000:00:1f.3: reg 0x20: [io 0x0700-0x073f] [ 7.044066][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 7.059734][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 7.069684][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 7.089697][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 7.099724][ T1] ACPI: PCI Interrupt Link [LNKE] (IRQs 5 *10 11) [ 7.109667][ T1] ACPI: PCI Interrupt Link [LNKF] (IRQs 5 *10 11) [ 7.128506][ T1] ACPI: PCI Interrupt Link [LNKG] (IRQs 5 10 *11) [ 7.138947][ T1] ACPI: PCI Interrupt Link [LNKH] (IRQs 5 10 *11) [ 7.147189][ T1] ACPI: PCI Interrupt Link [GSIA] (IRQs *16) [ 7.156272][ T1] ACPI: PCI Interrupt Link [GSIB] (IRQs *17) [ 7.165940][ T1] ACPI: PCI Interrupt Link [GSIC] (IRQs *18) [ 7.176349][ T1] ACPI: PCI Interrupt Link [GSID] (IRQs *19) [ 7.196092][ T1] ACPI: PCI Interrupt Link [GSIE] (IRQs *20) [ 7.205759][ T1] ACPI: PCI Interrupt Link [GSIF] (IRQs *21) [ 7.215997][ T1] ACPI: PCI Interrupt Link [GSIG] (IRQs *22) [ 7.225306][ T1] ACPI: PCI Interrupt Link [GSIH] (IRQs *23) [ 7.267375][ T1] iommu: Default domain type: Translated [ 7.277556][ T1] pci 0000:00:01.0: vgaarb: setting as boot VGA device [ 7.285401][ T1] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 7.295661][ T1] pci 0000:00:01.0: vgaarb: bridge control possible [ 7.305153][ T1] vgaarb: loaded [ 7.326536][ T1] SCSI subsystem initialized [ 7.346369][ T1] ACPI: bus type USB registered [ 7.356539][ T1] usbcore: registered new interface driver usbfs [ 7.365401][ T1] usbcore: registered new interface driver hub [ 7.365477][ T1] usbcore: registered new device driver usb [ 7.385734][ T1] mc: Linux media interface: v0.10 [ 7.397526][ T1] videodev: Linux video capture interface: v2.00 [ 7.410091][ T1] pps_core: LinuxPPS API ver. 1 registered [ 7.416293][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 7.425848][ T1] PTP clock support registered [ 7.435004][ T1] EDAC MC: Ver: 3.0.0 [ 7.449241][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 7.462643][ T1] Bluetooth: Core ver 2.22 [ 7.465643][ T1] NET: Registered protocol family 31 [ 7.475497][ T1] Bluetooth: HCI device and connection manager initialized [ 7.487855][ T1] Bluetooth: HCI socket layer initialized [ 7.495519][ T1] Bluetooth: L2CAP socket layer initialized [ 7.505685][ T1] Bluetooth: SCO socket layer initialized [ 7.515215][ T1] NET: Registered protocol family 8 [ 7.525470][ T1] NET: Registered protocol family 20 [ 7.536135][ T1] NetLabel: Initializing [ 7.543443][ T1] NetLabel: domain hash size = 128 [ 7.545533][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 7.559058][ T1] NetLabel: unlabeled traffic allowed by default [ 7.579560][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 7.585967][ T1] NET: Registered protocol family 39 [ 7.594233][ T1] PCI: Using ACPI for IRQ routing [ 8.522004][ T1] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 8.525473][ T1] hpet0: 3 comparators, 64-bit 100.000000 MHz counter [ 8.545450][ T1] clocksource: Switched to clocksource kvm-clock [ 9.966916][ T1] VFS: Disk quotas dquot_6.6.0 [ 9.974501][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 9.987934][ T1] FS-Cache: Loaded [ 9.997719][ T1] CacheFiles: Loaded [ 10.004598][ T1] TOMOYO: 2.6.0 [ 10.009979][ T1] Mandatory Access Control activated. [ 10.020362][ T1] pnp: PnP ACPI init [ 10.053554][ T1] pnp: PnP ACPI: found 6 devices [ 10.082224][ T2001] kworker/u17:3 (2001) used greatest stack depth: 26720 bytes left [ 10.111037][ T41] ------------[ cut here ]------------ [ 10.119601][ T41] raw_local_irq_restore() called with IRQs enabled [ 10.129764][ T41] WARNING: CPU: 1 PID: 41 at kernel/locking/irqflag-debug.c:10 warn_bogus_irq_restore+0x1d/0x20 [ 10.147857][ T41] Modules linked in: [ 10.153871][ T41] CPU: 1 PID: 41 Comm: kworker/u17:2 Not tainted 5.12.0-rc2-syzkaller #0 [ 10.166227][ T41] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 [ 10.179358][ T41] Workqueue: events_unbound call_usermodehelper_exec_work [ 10.190314][ T41] RIP: 0010:warn_bogus_irq_restore+0x1d/0x20 [ 10.199185][ T41] Code: be ff cc cc cc cc cc cc cc cc cc cc cc 80 3d bd 36 af 04 00 74 01 c3 48 c7 c7 a0 8f 6b 89 c6 05 ac 36 af 04 01 e8 87 ba be ff <0f> 0b c3 48 39 77 10 0f 84 97 00 00 00 66 f7 47 22 f0 ff 74 4b 48 [ 10.227344][ T41] RSP: 0000:ffffc90000687750 EFLAGS: 00010286 [ 10.236819][ T41] RAX: 0000000000000000 RBX: ffff888010c03e08 RCX: 0000000000000000 [ 10.248808][ T41] RDX: ffff888011694300 RSI: ffffffff815c0ef5 RDI: fffff520000d0edc [ 10.260611][ T41] RBP: 0000000000000200 R08: 0000000000000000 R09: 0000000000000001 [ 10.271979][ T41] R10: ffffffff815b9c5e R11: 0000000000000000 R12: 0000000000000003 [ 10.283041][ T41] R13: ffffed10021807c1 R14: 0000000000000001 R15: ffff88802cb36000 [ 10.294583][ T41] FS: 0000000000000000(0000) GS:ffff88802cb00000(0000) knlGS:0000000000000000 [ 10.307409][ T41] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.316927][ T41] CR2: 0000000000000000 CR3: 000000000bc8e000 CR4: 0000000000150ee0 [ 10.328532][ T41] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 10.338451][ T41] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 10.350159][ T41] Call Trace: [ 10.355142][ T41] kvm_wait+0xc9/0xe0 [ 10.361444][ T41] __pv_queued_spin_lock_slowpath+0x8b8/0xb40 [ 10.370736][ T41] ? pv_hash+0x100/0x100 [ 10.377407][ T41] ? lock_release+0x720/0x720 [ 10.384196][ T41] do_raw_spin_lock+0x200/0x2b0 [ 10.391615][ T41] ? rwlock_bug.part.0+0x90/0x90 [ 10.399093][ T41] ? rwlock_bug.part.0+0x90/0x90 [ 10.406640][ T41] lockref_get+0x11/0x50 [ 10.413198][ T41] path_get+0x5d/0x80 [ 10.419572][ T41] copy_fs_struct+0x235/0x340 [ 10.426796][ T41] ? copy_process+0x2003/0x7080 [ 10.433845][ T41] copy_process+0x4e7b/0x7080 [ 10.440357][ T41] ? load_balance+0xe14/0x25d0 [ 10.447305][ T41] ? mark_lock+0xef/0x17b0 [ 10.454146][ T41] ? __cleanup_sighand+0xb0/0xb0 [ 10.461335][ T41] ? is_dynamic_key+0x1a0/0x1a0 [ 10.468414][ T41] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 10.479257][ T41] ? kernel_clone+0xc4/0xab0 [ 10.486189][ T41] kernel_clone+0xe7/0xab0 [ 10.492900][ T41] ? __lock_acquire+0x16b3/0x54c0 [ 10.499256][ T41] ? create_io_thread+0x150/0x150 [ 10.505145][ T41] ? debug_object_deactivate+0x264/0x300 [ 10.512665][ T41] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 10.521581][ T41] ? umh_complete+0x90/0x90 [ 10.528165][ T41] kernel_thread+0xb5/0xf0 [ 10.535048][ T41] ? __do_sys_clone3+0x2f0/0x2f0 [ 10.542250][ T41] ? umh_complete+0x90/0x90 [ 10.549000][ T41] call_usermodehelper_exec_work+0xcc/0x180 [ 10.557457][ T41] process_one_work+0x98d/0x1600 [ 10.563165][ T41] ? pwq_dec_nr_in_flight+0x320/0x320 [ 10.570498][ T41] ? rwlock_bug.part.0+0x90/0x90 [ 10.577364][ T41] ? _raw_spin_lock_irq+0x41/0x50 [ 10.584891][ T41] worker_thread+0x64c/0x1120 [ 10.591805][ T41] ? __kthread_parkme+0x13f/0x1e0 [ 10.599269][ T41] ? process_one_work+0x1600/0x1600 [ 10.607209][ T41] kthread+0x3b1/0x4a0 [ 10.613152][ T41] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 10.622054][ T41] ret_from_fork+0x1f/0x30 [ 10.629311][ T41] Kernel panic - not syncing: panic_on_warn set ... [ 10.639075][ T41] CPU: 1 PID: 41 Comm: kworker/u17:2 Not tainted 5.12.0-rc2-syzkaller #0 [ 10.639208][ T41] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 [ 10.639208][ T41] Workqueue: events_unbound call_usermodehelper_exec_work [ 10.639208][ T41] Call Trace: [ 10.639208][ T41] dump_stack+0x141/0x1d7 [ 10.639208][ T41] panic+0x306/0x73d [ 10.639208][ T41] ? __warn_printk+0xf3/0xf3 [ 10.639208][ T41] ? __warn.cold+0x1a/0x44 [ 10.639208][ T41] ? warn_bogus_irq_restore+0x1d/0x20 [ 10.639208][ T41] __warn.cold+0x35/0x44 [ 10.639208][ T41] ? warn_bogus_irq_restore+0x1d/0x20 [ 10.639208][ T41] report_bug+0x1bd/0x210 [ 10.639208][ T41] handle_bug+0x3c/0x60 [ 10.639208][ T41] exc_invalid_op+0x14/0x40 [ 10.639208][ T41] asm_exc_invalid_op+0x12/0x20 [ 10.639208][ T41] RIP: 0010:warn_bogus_irq_restore+0x1d/0x20 [ 10.639208][ T41] Code: be ff cc cc cc cc cc cc cc cc cc cc cc 80 3d bd 36 af 04 00 74 01 c3 48 c7 c7 a0 8f 6b 89 c6 05 ac 36 af 04 01 e8 87 ba be ff <0f> 0b c3 48 39 77 10 0f 84 97 00 00 00 66 f7 47 22 f0 ff 74 4b 48 [ 10.639208][ T41] RSP: 0000:ffffc90000687750 EFLAGS: 00010286 [ 10.639208][ T41] RAX: 0000000000000000 RBX: ffff888010c03e08 RCX: 0000000000000000 [ 10.639208][ T41] RDX: ffff888011694300 RSI: ffffffff815c0ef5 RDI: fffff520000d0edc [ 10.639208][ T41] RBP: 0000000000000200 R08: 0000000000000000 R09: 0000000000000001 [ 10.639208][ T41] R10: ffffffff815b9c5e R11: 0000000000000000 R12: 0000000000000003 [ 10.639208][ T41] R13: ffffed10021807c1 R14: 0000000000000001 R15: ffff88802cb36000 [ 10.639208][ T41] ? wake_up_klogd.part.0+0x8e/0xd0 [ 10.639208][ T41] ? vprintk_func+0x95/0x1e0 [ 10.639208][ T41] kvm_wait+0xc9/0xe0 [ 10.639208][ T41] __pv_queued_spin_lock_slowpath+0x8b8/0xb40 [ 10.639208][ T41] ? pv_hash+0x100/0x100 [ 10.639208][ T41] ? lock_release+0x720/0x720 [ 10.639208][ T41] do_raw_spin_lock+0x200/0x2b0 [ 10.639208][ T41] ? rwlock_bug.part.0+0x90/0x90 [ 10.639208][ T41] ? rwlock_bug.part.0+0x90/0x90 [ 10.639208][ T41] lockref_get+0x11/0x50 [ 10.639208][ T41] path_get+0x5d/0x80 [ 10.639208][ T41] copy_fs_struct+0x235/0x340 [ 10.639208][ T41] ? copy_process+0x2003/0x7080 [ 10.639208][ T41] copy_process+0x4e7b/0x7080 [ 10.639208][ T41] ? load_balance+0xe14/0x25d0 [ 10.639208][ T41] ? mark_lock+0xef/0x17b0 [ 10.639208][ T41] ? __cleanup_sighand+0xb0/0xb0 [ 10.639208][ T41] ? is_dynamic_key+0x1a0/0x1a0 [ 10.639208][ T41] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 10.639208][ T41] ? kernel_clone+0xc4/0xab0 [ 10.639208][ T41] kernel_clone+0xe7/0xab0 [ 10.639208][ T41] ? __lock_acquire+0x16b3/0x54c0 [ 10.639208][ T41] ? create_io_thread+0x150/0x150 [ 10.639208][ T41] ? debug_object_deactivate+0x264/0x300 [ 10.639208][ T41] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 10.639208][ T41] ? umh_complete+0x90/0x90 [ 10.639208][ T41] kernel_thread+0xb5/0xf0 [ 10.639208][ T41] ? __do_sys_clone3+0x2f0/0x2f0 [ 10.639208][ T41] ? umh_complete+0x90/0x90 [ 10.639208][ T41] call_usermodehelper_exec_work+0xcc/0x180 [ 10.639208][ T41] process_one_work+0x98d/0x1600 [ 10.639208][ T41] ? pwq_dec_nr_in_flight+0x320/0x320 [ 10.639208][ T41] ? rwlock_bug.part.0+0x90/0x90 [ 10.639208][ T41] ? _raw_spin_lock_irq+0x41/0x50 [ 10.639208][ T41] worker_thread+0x64c/0x1120 [ 10.639208][ T41] ? __kthread_parkme+0x13f/0x1e0 [ 10.639208][ T41] ? process_one_work+0x1600/0x1600 [ 10.639208][ T41] kthread+0x3b1/0x4a0 [ 10.639208][ T41] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 10.639208][ T41] ret_from_fork+0x1f/0x30 [ 10.639208][ T41] Dumping ftrace buffer: [ 10.639208][ T41] (ftrace buffer empty) [ 10.639208][ T41] Rebooting in 1 seconds.. [ 10.639208][ T41] ACPI MEMORY or I/O RESET_REG.