[ 0.000000][ T0] Linux version 5.12.0-rc3-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 f394001, primary cpu clock [ 0.000000][ T0] kvm-clock: using sched offset of 2947066277 cycles [ 0.007799][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.028918][ T0] tsc: Detected 2300.000 MHz processor [ 0.045767][ T0] last_pfn = 0x7ffdd max_arch_pfn = 0x400000000 [ 0.054104][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.077129][ T0] found SMP MP-table at [mem 0x000f5c80-0x000f5c8f] [ 0.085138][ T0] Using GB pages for direct mapping [ 0.092241][ T0] ACPI: Early table checksum verification disabled [ 0.099716][ T0] ACPI: RSDP 0x00000000000F5AD0 000014 (v00 BOCHS ) [ 0.107497][ T0] ACPI: RSDT 0x000000007FFE1F5B 000044 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001) [ 0.118440][ T0] ACPI: FACP 0x000000007FFE17ED 0000F4 (v03 BOCHS BXPCFACP 00000001 BXPC 00000001) [ 0.129329][ T0] ACPI: DSDT 0x000000007FFDF040 0027AD (v01 BOCHS BXPCDSDT 00000001 BXPC 00000001) [ 0.140268][ T0] ACPI: FACS 0x000000007FFDF000 000040 [ 0.146572][ T0] ACPI: APIC 0x000000007FFE18E1 0000B0 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001) [ 0.157446][ T0] ACPI: HPET 0x000000007FFE1991 000038 (v01 BOCHS BXPCHPET 00000001 BXPC 00000001) [ 0.168405][ T0] ACPI: SRAT 0x000000007FFE19C9 000150 (v01 BOCHS BXPCSRAT 00000001 BXPC 00000001) [ 0.179371][ T0] ACPI: MCFG 0x000000007FFE1B19 00003C (v01 BOCHS BXPCMCFG 00000001 BXPC 00000001) [ 0.190292][ T0] ACPI: SSDT 0x000000007FFE1B55 0002FE (v01 BOCHS NVDIMM 00000001 BXPC 00000001) [ 0.201210][ T0] ACPI: NFIT 0x000000007FFE1E53 0000E0 (v01 BOCHS BXPCNFIT 00000001 BXPC 00000001) [ 0.212146][ T0] ACPI: WAET 0x000000007FFE1F33 000028 (v01 BOCHS BXPCWAET 00000001 BXPC 00000001) [ 0.223605][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.229684][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.235802][ T0] SRAT: PXM 0 -> APIC 0x02 -> Node 0 [ 0.241889][ T0] SRAT: PXM 0 -> APIC 0x03 -> Node 0 [ 0.247891][ T0] SRAT: PXM 0 -> APIC 0x04 -> Node 0 [ 0.253940][ T0] SRAT: PXM 0 -> APIC 0x05 -> Node 0 [ 0.260068][ T0] SRAT: PXM 0 -> APIC 0x06 -> Node 0 [ 0.266127][ T0] SRAT: PXM 0 -> APIC 0x07 -> Node 0 [ 0.272165][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.280084][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0x7fffffff] [ 0.287988][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x103ffffff] non-volatile [ 0.297926][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x57fffffff] hotplug [ 0.307107][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0x7ffdcfff] -> [mem 0x00000000-0x7ffdcfff] [ 0.320140][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000003fffffff] (1024MB) [ 0.329888][ T0] Faking node 1 at [mem 0x0000000040000000-0x000000007ffdcfff] (1023MB) [ 0.340200][ T0] NODE_DATA(0) allocated [mem 0x3fffb000-0x3fffffff] [ 0.361327][ T0] NODE_DATA(1) allocated [mem 0x7ffd7000-0x7ffdbfff] [ 0.432668][ T0] Zone ranges: [ 0.436650][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.444897][ T0] DMA32 [mem 0x0000000001000000-0x000000007ffdcfff] [ 0.453242][ T0] Normal empty [ 0.457549][ T0] Device empty [ 0.461877][ T0] Movable zone start for each node [ 0.467861][ T0] Early memory node ranges [ 0.473001][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.481345][ T0] node 0: [mem 0x0000000000100000-0x000000003fffffff] [ 0.489795][ T0] node 1: [mem 0x0000000040000000-0x000000007ffdcfff] [ 0.498142][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000003fffffff] [ 0.509002][ T0] DMA zone: 28770 pages in unavailable ranges [ 0.523333][ T0] Initmem setup node 1 [mem 0x0000000040000000-0x000000007ffdcfff] [ 0.539706][ T0] DMA32 zone: 35 pages in unavailable ranges [ 1.261108][ T0] kasan: KernelAddressSanitizer initialized [ 1.274147][ T0] ACPI: PM-Timer IO Port: 0x608 [ 1.279939][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 1.288220][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 1.297382][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 1.306059][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 1.314917][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 1.323943][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 1.332876][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 1.342012][ T0] Using ACPI (MADT) for SMP configuration information [ 1.349935][ T0] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 1.356950][ T0] TSC deadline timer available [ 1.362455][ T0] smpboot: Allowing 8 CPUs, 4 hotplug CPUs [ 1.369339][ T0] kvm-guest: KVM setup pv remote TLB flush [ 1.376421][ T0] kvm-guest: setup PV sched yield [ 1.382459][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 1.392344][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 1.402163][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 1.412098][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 1.422009][ T0] [mem 0xc0000000-0xfed1bfff] available for PCI devices [ 1.430141][ T0] Booting paravirtualized kernel on KVM [ 1.436618][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.510255][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:8 nr_node_ids:2 [ 1.535731][ T0] percpu: Embedded 64 pages/cpu s223880 r8192 d30072 u1048576 [ 1.545183][ T0] kvm-guest: KVM setup async PF for cpu 0 [ 1.551966][ T0] kvm-guest: stealtime: cpu 0, msr 2ca1f440 [ 1.558892][ T0] kvm-guest: PV spinlocks enabled [ 1.564795][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 1.574603][ T0] Built 2 zonelists, mobility grouping on. Total pages: 515942 [ 1.583824][ T0] Policy zone: DMA32 [ 1.588283][ 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 [ 1.598037][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 2.033364][ T0] Memory: 1441376K/2096620K available (135201K kernel code, 33272K rwdata, 38268K rodata, 3868K init, 16988K bss, 654988K reserved, 0K cma-reserved) [ 2.055368][ T0] Running RCU self tests [ 2.059991][ T0] rcu: Preemptible hierarchical RCU implementation. [ 2.067010][ T0] rcu: RCU lockdep checking is enabled. [ 2.072972][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 2.080614][ T0] rcu: RCU debug extended QS entry/exit. [ 2.086582][ T0] All grace periods are expedited (rcu_expedited). [ 2.093511][ T0] Trampoline variant of Tasks RCU enabled. [ 2.099804][ T0] Tracing variant of Tasks RCU enabled. [ 2.105719][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 2.140360][ T0] NR_IRQS: 4352, nr_irqs: 488, preallocated irqs: 16 [ 2.148819][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88807ea00000-0xffff88807ec00000 [ 2.160693][ T0] random: crng done (trusting CPU's manufacturer) [ 2.225982][ T0] Console: colour VGA+ 80x25 [ 2.231192][ T0] printk: console [ttyS0] enabled [ 2.231192][ T0] printk: console [ttyS0] enabled [ 2.241953][ T0] printk: bootconsole [earlyser0] disabled [ 2.241953][ T0] printk: bootconsole [earlyser0] disabled [ 2.254341][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 2.263634][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 2.269027][ T0] ... MAX_LOCK_DEPTH: 48 [ 2.274491][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 2.280194][ T0] ... CLASSHASH_SIZE: 4096 [ 2.285901][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 2.291657][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 2.297348][ T0] ... CHAINHASH_SIZE: 32768 [ 2.303057][ T0] memory used by lock dependency info: 6365 kB [ 2.309933][ T0] memory used for stack traces: 4224 kB [ 2.316075][ T0] per task-struct memory footprint: 1920 bytes [ 2.323391][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 2.336642][ T0] ACPI: Core revision 20210105 [ 2.344162][ T0] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns [ 2.355827][ T0] APIC: Switch to symmetric I/O mode setup [ 2.362086][ T0] kvm-guest: setup PV IPIs [ 2.381215][ T0] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 2.388835][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 2.401431][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 2.411437][ T0] pid_max: default: 32768 minimum: 301 [ 2.422778][ T0] LSM: Security Framework initializing [ 2.429031][ T0] Yama: becoming mindful. [ 2.431750][ T0] TOMOYO Linux initialized [ 2.436661][ T0] SELinux: Initializing. [ 2.452382][ T0] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes, vmalloc) [ 2.464546][ T0] Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 2.471763][ T0] Mount-cache hash table entries: 4096 (order: 3, 32768 bytes, vmalloc) [ 2.481551][ T0] Mountpoint-cache hash table entries: 4096 (order: 3, 32768 bytes, vmalloc) [ 2.498257][ T0] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 2.502981][ T0] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 2.511433][ T0] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 2.521492][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 2.531491][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 2.531561][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 2.551448][ T0] MDS: Mitigation: Clear CPU buffers [ 2.562045][ T0] Freeing SMP alternatives memory: 104K [ 2.569681][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 2.576328][ T1] Running RCU-tasks wait API self tests [ 2.691672][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 2.702593][ T1] rcu: Hierarchical SRCU implementation. [ 2.711565][ T13] Callback from call_rcu_tasks_trace() invoked. [ 2.722113][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.731883][ T1] smp: Bringing up secondary CPUs ... [ 2.744554][ T1] x86: Booting SMP configuration: [ 2.749959][ T1] .... node #0, CPUs: #1 [ 0.232937][ T0] kvm-clock: cpu 1, msr f394041, secondary cpu clock [ 2.769034][ T18] kvm-guest: KVM setup async PF for cpu 1 [ 2.769034][ T18] kvm-guest: stealtime: cpu 1, msr 2cb1f440 [ 2.781952][ 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. [ 2.798638][ T1] #2 [ 0.232937][ T0] kvm-clock: cpu 2, msr f394081, secondary cpu clock [ 2.814700][ T23] kvm-guest: KVM setup async PF for cpu 2 [ 2.817920][ T23] kvm-guest: stealtime: cpu 2, msr 2cc1f440 [ 2.834739][ T1] #3 [ 0.232937][ T0] kvm-clock: cpu 3, msr f3940c1, secondary cpu clock [ 2.851766][ T28] kvm-guest: KVM setup async PF for cpu 3 [ 2.861421][ T28] kvm-guest: stealtime: cpu 3, msr 2cd1f440 [ 2.873283][ T1] smp: Brought up 2 nodes, 4 CPUs [ 2.881461][ T1] smpboot: Max logical packages: 2 [ 2.887071][ T1] smpboot: Total of 4 processors activated (18400.00 BogoMIPS) [ 2.902391][ T1] devtmpfs: initialized [ 2.907268][ T1] x86/mm: Memory block size: 128MB [ 2.931640][ T12] Callback from call_rcu_tasks() invoked. [ 2.945117][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.945117][ T37] kworker/u17:0 (37) used greatest stack depth: 27520 bytes left [ 2.952194][ T1] futex hash table entries: 2048 (order: 6, 262144 bytes, vmalloc) [ 2.981761][ T1] PM: RTC time: 14:42:44, date: 2021-03-15 [ 2.984498][ T1] NET: Registered protocol family 16 [ 2.998129][ T1] audit: initializing netlink subsys (disabled) [ 3.014881][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 3.014896][ T1] thermal_sys: Registered thermal governor 'user_space' [ 3.014896][ T50] audit: type=2000 audit(1615819365.474:1): state=initialized audit_enabled=0 res=1 [ 3.041602][ T1] cpuidle: using governor menu [ 3.051661][ T1] NET: Registered protocol family 42 [ 3.057708][ T1] ACPI: bus type PCI registered [ 3.064159][ T1] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0xb0000000-0xbfffffff] (base 0xb0000000) [ 3.081536][ T1] PCI: MMCONFIG at [mem 0xb0000000-0xbfffffff] reserved in E820 [ 3.186129][ T1] PCI: Using configuration type 1 for base access [ 3.221361][ T130] kworker/u17:3 (130) used greatest stack depth: 27512 bytes left [ 3.550007][ T1351] kworker/u17:2 (1351) used greatest stack depth: 27432 bytes left [ 3.624856][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 3.635708][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 3.682701][ T1] cryptd: max_cpu_qlen set to 1000 [ 3.752443][ T1] raid6: skip pq benchmark and using algorithm avx2x4 [ 3.762320][ T1] raid6: using avx2x2 recovery algorithm [ 3.773058][ T1] ACPI: Added _OSI(Module Device) [ 3.779623][ T1] ACPI: Added _OSI(Processor Device) [ 3.781550][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.787955][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 3.791488][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 3.797303][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 3.811512][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 3.886294][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 3.969290][ T1] ACPI: Interpreter enabled [ 3.971734][ T1] ACPI: (supports S0 S3 S4 S5) [ 3.981159][ T1] ACPI: Using IOAPIC for interrupt routing [ 3.992370][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.004845][ T1] ACPI: Enabled 3 GPEs in block 00 to 3F [ 4.122040][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.131524][ T1] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 4.145005][ T1] acpi PNP0A08:00: _OSC: platform does not support [LTR] [ 4.154734][ T1] acpi PNP0A08:00: _OSC: OS now controls [PCIeHotplug PME AER PCIeCapability] [ 4.162787][ T1] PCI host bridge to bus 0000:00 [ 4.168221][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.181501][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.189944][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.191493][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.200589][ T1] pci_bus 0000:00: root bus resource [mem 0x80000000-0xafffffff window] [ 4.211489][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.220704][ T1] pci_bus 0000:00: root bus resource [mem 0x580000000-0xd7fffffff window] [ 4.231551][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.239288][ T1] pci 0000:00:00.0: [8086:29c0] type 00 class 0x060000 [ 4.251774][ T1] pci 0000:00:01.0: [1af4:1050] type 00 class 0x030000 [ 4.278570][ T1] pci 0000:00:01.0: reg 0x10: [mem 0xfe000000-0xfe7fffff pref] [ 4.301421][ T1] pci 0000:00:01.0: reg 0x18: [mem 0xfe800000-0xfe803fff 64bit pref] [ 4.329110][ T1] pci 0000:00:01.0: reg 0x20: [mem 0xfebf4000-0xfebf4fff] [ 4.361421][ T1] pci 0000:00:01.0: reg 0x30: [mem 0xfebe0000-0xfebeffff pref] [ 4.418603][ T1] pci 0000:00:02.0: [8086:10d3] type 00 class 0x020000 [ 4.425132][ T1] pci 0000:00:02.0: reg 0x10: [mem 0xfeb80000-0xfeb9ffff] [ 4.434452][ T1] pci 0000:00:02.0: reg 0x14: [mem 0xfeba0000-0xfebbffff] [ 4.443590][ T1] pci 0000:00:02.0: reg 0x18: [io 0xc080-0xc09f] [ 4.452495][ T1] pci 0000:00:02.0: reg 0x1c: [mem 0xfebf0000-0xfebf3fff] [ 4.467129][ T1] pci 0000:00:02.0: reg 0x30: [mem 0xfeb00000-0xfeb3ffff pref] [ 4.480843][ T1] pci 0000:00:03.0: [1af4:1005] type 00 class 0x00ff00 [ 4.484089][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc0a0-0xc0bf] [ 4.509567][ T1] pci 0000:00:03.0: reg 0x20: [mem 0xfe804000-0xfe807fff 64bit pref] [ 4.532643][ T1] pci 0000:00:04.0: [1af4:1009] type 00 class 0x000200 [ 4.543446][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc0c0-0xc0df] [ 4.552816][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebf5000-0xfebf5fff] [ 4.568313][ T1] pci 0000:00:04.0: reg 0x20: [mem 0xfe808000-0xfe80bfff 64bit pref] [ 4.580560][ T1] pci 0000:00:05.0: [8086:100e] type 00 class 0x020000 [ 4.583807][ T1] pci 0000:00:05.0: reg 0x10: [mem 0xfebc0000-0xfebdffff] [ 4.593076][ T1] pci 0000:00:05.0: reg 0x14: [io 0xc000-0xc03f] [ 4.612003][ T1] pci 0000:00:05.0: reg 0x30: [mem 0xfeb40000-0xfeb7ffff pref] [ 4.631475][ T1] pci 0000:00:1d.0: [8086:2934] type 00 class 0x0c0300 [ 4.647627][ T1] pci 0000:00:1d.0: reg 0x20: [io 0xc0e0-0xc0ff] [ 4.662154][ T1] pci 0000:00:1d.1: [8086:2935] type 00 class 0x0c0300 [ 4.677063][ T1] pci 0000:00:1d.1: reg 0x20: [io 0xc100-0xc11f] [ 4.691471][ T1] pci 0000:00:1d.2: [8086:2936] type 00 class 0x0c0300 [ 4.697129][ T1] pci 0000:00:1d.2: reg 0x20: [io 0xc120-0xc13f] [ 4.716542][ T1] pci 0000:00:1d.7: [8086:293a] type 00 class 0x0c0320 [ 4.723029][ T1] pci 0000:00:1d.7: reg 0x10: [mem 0xfebf6000-0xfebf6fff] [ 4.741580][ T1] pci 0000:00:1f.0: [8086:2918] type 00 class 0x060100 [ 4.756892][ T1] pci 0000:00:1f.0: quirk: [io 0x0600-0x067f] claimed by ICH6 ACPI/GPIO/TCO [ 4.766440][ T1] pci 0000:00:1f.2: [8086:2922] type 00 class 0x010601 [ 4.781303][ T1] pci 0000:00:1f.2: reg 0x20: [io 0xc140-0xc15f] [ 4.792967][ T1] pci 0000:00:1f.2: reg 0x24: [mem 0xfebf7000-0xfebf7fff] [ 4.811474][ T1] pci 0000:00:1f.3: [8086:2930] type 00 class 0x0c0500 [ 4.817483][ T1] pci 0000:00:1f.3: reg 0x20: [io 0x0700-0x073f] [ 4.863618][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.873298][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.883006][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.892673][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.902493][ T1] ACPI: PCI Interrupt Link [LNKE] (IRQs 5 *10 11) [ 4.911925][ T1] ACPI: PCI Interrupt Link [LNKF] (IRQs 5 *10 11) [ 4.921277][ T1] ACPI: PCI Interrupt Link [LNKG] (IRQs 5 10 *11) [ 4.924220][ T1] ACPI: PCI Interrupt Link [LNKH] (IRQs 5 10 *11) [ 4.931997][ T1] ACPI: PCI Interrupt Link [GSIA] (IRQs *16) [ 4.938792][ T1] ACPI: PCI Interrupt Link [GSIB] (IRQs *17) [ 4.951884][ T1] ACPI: PCI Interrupt Link [GSIC] (IRQs *18) [ 4.958785][ T1] ACPI: PCI Interrupt Link [GSID] (IRQs *19) [ 4.961837][ T1] ACPI: PCI Interrupt Link [GSIE] (IRQs *20) [ 4.968647][ T1] ACPI: PCI Interrupt Link [GSIF] (IRQs *21) [ 4.981874][ T1] ACPI: PCI Interrupt Link [GSIG] (IRQs *22) [ 4.988815][ T1] ACPI: PCI Interrupt Link [GSIH] (IRQs *23) [ 5.016473][ T1] iommu: Default domain type: Translated [ 5.022736][ T1] pci 0000:00:01.0: vgaarb: setting as boot VGA device [ 5.030000][ T1] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 5.041546][ T1] pci 0000:00:01.0: vgaarb: bridge control possible [ 5.049429][ T1] vgaarb: loaded [ 5.077651][ T1] SCSI subsystem initialized [ 5.090432][ T1] ACPI: bus type USB registered [ 5.093140][ T1] usbcore: registered new interface driver usbfs [ 5.101617][ T1] usbcore: registered new interface driver hub [ 5.112700][ T1] usbcore: registered new device driver usb [ 5.123851][ T1] mc: Linux media interface: v0.10 [ 5.128955][ T1] videodev: Linux video capture interface: v2.00 [ 5.142164][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.151625][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.161886][ T1] PTP clock support registered [ 5.172061][ T1] EDAC MC: Ver: 3.0.0 [ 5.185564][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.205238][ T1] Bluetooth: Core ver 2.22 [ 5.212237][ T1] NET: Registered protocol family 31 [ 5.218466][ T1] Bluetooth: HCI device and connection manager initialized [ 5.221972][ T1] Bluetooth: HCI socket layer initialized [ 5.229688][ T1] Bluetooth: L2CAP socket layer initialized [ 5.242322][ T1] Bluetooth: SCO socket layer initialized [ 5.249426][ T1] NET: Registered protocol family 8 [ 5.251467][ T1] NET: Registered protocol family 20 [ 5.258879][ T1] NetLabel: Initializing [ 5.261522][ T1] NetLabel: domain hash size = 128 [ 5.267768][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.282971][ T1] NetLabel: unlabeled traffic allowed by default [ 5.295684][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.299171][ T1] NET: Registered protocol family 39 [ 5.302028][ T1] PCI: Using ACPI for IRQ routing [ 6.004100][ T1] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 6.010420][ T1] hpet0: 3 comparators, 64-bit 100.000000 MHz counter [ 6.031783][ T1] clocksource: Switched to clocksource kvm-clock [ 6.856750][ T1] VFS: Disk quotas dquot_6.6.0 [ 6.862554][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 6.872753][ T1] FS-Cache: Loaded [ 6.879231][ T1] CacheFiles: Loaded [ 6.884845][ T1] TOMOYO: 2.6.0 [ 6.888748][ T1] Mandatory Access Control activated. [ 6.895959][ T1] pnp: PnP ACPI init [ 6.918989][ T1] pnp: PnP ACPI: found 6 devices [ 7.016660][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.032907][ T1] NET: Registered protocol family 2 [ 7.047555][ T1] tcp_listen_portaddr_hash hash table entries: 1024 (order: 4, 81920 bytes, vmalloc) [ 7.062476][ T1] TCP established hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 7.076955][ T1] TCP bind hash table entries: 16384 (order: 8, 1179648 bytes, vmalloc) [ 7.088218][ T1] TCP: Hash tables configured (established 16384 bind 16384) [ 7.105350][ T1] MPTCP token hash table entries: 2048 (order: 5, 180224 bytes, vmalloc) [ 7.117708][ T1] UDP hash table entries: 1024 (order: 5, 163840 bytes, vmalloc) [ 7.127598][ T1] UDP-Lite hash table entries: 1024 (order: 5, 163840 bytes, vmalloc) [ 7.140406][ T1] NET: Registered protocol family 1 [ 7.152470][ T1] RPC: Registered named UNIX socket transport module. [ 7.159512][ T1] RPC: Registered udp transport module. [ 7.165593][ T1] RPC: Registered tcp transport module. [ 7.171249][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 7.181632][ T1] NET: Registered protocol family 44 [ 7.187413][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.195839][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.204156][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.212978][ T1] pci_bus 0000:00: resource 7 [mem 0x80000000-0xafffffff window] [ 7.222069][ T1] pci_bus 0000:00: resource 8 [mem 0xc0000000-0xfebfffff window] [ 7.230807][ T1] pci_bus 0000:00: resource 9 [mem 0x580000000-0xd7fffffff window] [ 7.240601][ T1] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 7.251255][ T1] pci 0000:00:01.0: pci_fixup_video+0x0/0x270 took 10681 usecs [ 7.275616][ T1] PCI Interrupt Link [GSIA] enabled at IRQ 16 [ 7.303026][ T1] pci 0000:00:1d.0: quirk_usb_early_handoff+0x0/0x1250 took 40858 usecs [ 7.326159][ T1] PCI Interrupt Link [GSIB] enabled at IRQ 17 [ 7.347617][ T1] pci 0000:00:1d.1: quirk_usb_early_handoff+0x0/0x1250 took 33952 usecs [ 7.370216][ T1] PCI Interrupt Link [GSIC] enabled at IRQ 18 [ 7.392461][ T1] pci 0000:00:1d.2: quirk_usb_early_handoff+0x0/0x1250 took 34630 usecs [ 7.415185][ T1] PCI Interrupt Link [GSID] enabled at IRQ 19 [ 7.439669][ T1] pci 0000:00:1d.7: quirk_usb_early_handoff+0x0/0x1250 took 36794 usecs [ 7.449609][ T1] PCI: CLS 0 bytes, default 64 [ 7.460496][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 7.468525][ T1] software IO TLB: mapped [mem 0x000000007a000000-0x000000007e000000] (64MB) [ 7.486878][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 7.688369][ T1] kvm: already loaded the other module [ 7.695079][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 7.708260][ T1] clocksource: Switched to clocksource tsc [ 10.120625][ T1] Initialise system trusted keyrings [ 10.128933][ T1] workingset: timestamp_bits=40 max_order=19 bucket_order=0 [ 10.138413][ T1] zbud: loaded [ 10.148351][ T1] DLM installed [ 10.156863][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 10.172272][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 10.181225][ T1] NFS: Registering the id_resolver key type [ 10.188351][ T1] Key type id_resolver registered [ 10.193950][ T1] Key type id_legacy registered [ 10.199816][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 10.208405][ T1] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 10.217356][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 10.237386][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 10.246861][ T1] Key type cifs.spnego registered [ 10.254386][ T1] Key type cifs.idmap registered [ 10.260485][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 10.267767][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 10.274693][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 10.289734][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 10.296316][ T1] QNX4 filesystem 0.2.3 registered. [ 10.302316][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 10.309505][ T1] fuse: init (API version 7.33) [ 10.318522][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 10.327625][ T1] orangefs_init: module version upstream loaded [ 10.335276][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 10.377411][ T1] SGI XFS with ACLs, security attributes, realtime, quota, fatal assert, debug enabled [ 10.395743][ T1] 9p: Installing v9fs 9p2000 file system support [ 10.403336][ T1] FS-Cache: Netfs '9p' registered for caching [ 10.412971][ T1] NILFS version 2 loaded [ 10.418115][ T1] befs: version: 0.9.3 [ 10.424120][ T1] ocfs2: Registered cluster interface o2cb [ 10.432263][ T1] ocfs2: Registered cluster interface user [ 10.440093][ T1] OCFS2 User DLM kernel interface loaded [ 10.472674][ T1] gfs2: GFS2 installed [ 10.492172][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 10.498869][ T1] ceph: loaded (mds proto 32) [ 10.529189][ T1] NET: Registered protocol family 38 [ 10.536287][ T1] xor: automatically using best checksumming function avx [ 10.546716][ T1] async_tx: api initialized (async) [ 10.554332][ T1] Key type asymmetric registered [ 10.561155][ T1] Asymmetric key parser 'x509' registered [ 10.569150][ T1] Asymmetric key parser 'pkcs8' registered [ 10.576545][ T1] Key type pkcs7_test registered [ 10.582093][ T1] Asymmetric key parser 'tpm_parser' registered [ 10.589149][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 241) [ 10.600296][ T1] io scheduler mq-deadline registered [ 10.606384][ T1] io scheduler kyber registered [ 10.612143][ T1] io scheduler bfq registered [ 10.634994][ T2221] kworker/u17:0 (2221) used greatest stack depth: 27016 bytes left [ 10.636259][ T1] usbcore: registered new interface driver udlfb [ 10.641862][ T2220] ------------[ cut here ]------------ [ 10.641890][ T2220] raw_local_irq_restore() called with IRQs enabled [ 10.642186][ T2220] WARNING: CPU: 0 PID: 2220 at kernel/locking/irqflag-debug.c:10 warn_bogus_irq_restore+0x1d/0x20 [ 10.642399][ T2220] Modules linked in: [ 10.642445][ T2220] CPU: 0 PID: 2220 Comm: kworker/u17:1 Not tainted 5.12.0-rc3-syzkaller #0 [ 10.642484][ T2220] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 [ 10.642511][ T2220] RIP: 0010:warn_bogus_irq_restore+0x1d/0x20 [ 10.642626][ T2220] Code: be ff cc cc cc cc cc cc cc cc cc cc cc 80 3d 22 ca ab 04 00 74 01 c3 48 c7 c7 60 79 6b 89 c6 05 11 ca ab 04 01 e8 81 bc be ff <0f> 0b c3 48 39 77 10 0f 84 97 00 00 00 66 f7 47 22 f0 ff 74 4b 48 [ 10.642662][ T2220] RSP: 0000:ffffc900087f7c58 EFLAGS: 00010282 [ 10.642735][ T2220] RAX: 0000000000000000 RBX: ffffffff8be25ea0 RCX: 0000000000000000 [ 10.642760][ T2220] RDX: ffff888018e74000 RSI: ffffffff815b4085 RDI: fffff520010fef7d [ 10.642791][ T2220] RBP: 0000000000000200 R08: 0000000000000000 R09: 0000000000000001 [ 10.642813][ T2220] R10: ffffffff815acdee R11: 0000000000000000 R12: 0000000000000003 [ 10.642828][ T2220] R13: fffffbfff17c4bd4 R14: 0000000000000001 R15: ffff88802ca36000 [ 10.642855][ T2220] FS: 0000000000000000(0000) GS:ffff88802ca00000(0000) knlGS:0000000000000000 [ 10.642936][ T2220] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 10.642955][ T2220] CR2: ffff888010401000 CR3: 000000000bc8e000 CR4: 0000000000150ef0 [ 10.642980][ T2220] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 10.642996][ T2220] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 10.643013][ T2220] Call Trace: [ 10.643027][ T2220] kvm_wait+0xc9/0xe0 [ 10.643211][ T2220] __pv_queued_spin_lock_slowpath+0x8b8/0xb40 [ 10.643290][ T2220] ? pv_hash+0x100/0x100 [ 10.643323][ T2220] ? lock_release+0x720/0x720 [ 10.643350][ T2220] do_raw_spin_lock+0x200/0x2b0 [ 10.643397][ T2220] ? rwlock_bug.part.0+0x90/0x90 [ 10.643479][ T2220] do_exit+0x1d05/0x2a60 [ 10.643551][ T2220] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 10.643595][ T2220] ? mm_update_next_owner+0x7a0/0x7a0 [ 10.643631][ T2220] ? kfree+0x1d7/0x2b0 [ 10.643780][ T2220] ? lockdep_hardirqs_on+0x79/0x100 [ 10.643814][ T2220] call_usermodehelper_exec_async+0x413/0x580 [ 10.643869][ T2220] ? umh_complete+0x90/0x90 [ 10.643907][ T2220] ret_from_fork+0x1f/0x30 [ 10.643963][ T2220] Kernel panic - not syncing: panic_on_warn set ... [ 10.643993][ T2220] CPU: 0 PID: 2220 Comm: kworker/u17:1 Not tainted 5.12.0-rc3-syzkaller #0 [ 10.644024][ T2220] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 [ 10.644036][ T2220] Call Trace: [ 10.644067][ T2220] dump_stack+0x141/0x1d7 [ 10.644171][ T2220] panic+0x306/0x73d [ 10.644237][ T2220] ? __warn_printk+0xf3/0xf3 [ 10.644264][ T2220] ? __warn.cold+0x1a/0x44 [ 10.644296][ T2220] ? warn_bogus_irq_restore+0x1d/0x20 [ 10.644320][ T2220] __warn.cold+0x35/0x44 [ 10.644351][ T2220] ? wake_up_klogd.part.0+0x8e/0xd0 [ 10.644389][ T2220] ? warn_bogus_irq_restore+0x1d/0x20 [ 10.644419][ T2220] report_bug+0x1bd/0x210 [ 10.644573][ T2220] handle_bug+0x3c/0x60 [ 10.644600][ T2220] exc_invalid_op+0x14/0x40 [ 10.644624][ T2220] asm_exc_invalid_op+0x12/0x20 [ 10.644657][ T2220] RIP: 0010:warn_bogus_irq_restore+0x1d/0x20 [ 10.644687][ T2220] Code: be ff cc cc cc cc cc cc cc cc cc cc cc 80 3d 22 ca ab 04 00 74 01 c3 48 c7 c7 60 79 6b 89 c6 05 11 ca ab 04 01 e8 81 bc be ff <0f> 0b c3 48 39 77 10 0f 84 97 00 00 00 66 f7 47 22 f0 ff 74 4b 48 [ 10.644712][ T2220] RSP: 0000:ffffc900087f7c58 EFLAGS: 00010282 [ 10.644737][ T2220] RAX: 0000000000000000 RBX: ffffffff8be25ea0 RCX: 0000000000000000 [ 10.644756][ T2220] RDX: ffff888018e74000 RSI: ffffffff815b4085 RDI: fffff520010fef7d [ 10.644772][ T2220] RBP: 0000000000000200 R08: 0000000000000000 R09: 0000000000000001 [ 10.644785][ T2220] R10: ffffffff815acdee R11: 0000000000000000 R12: 0000000000000003 [ 10.644808][ T2220] R13: fffffbfff17c4bd4 R14: 0000000000000001 R15: ffff88802ca36000 [ 10.644839][ T2220] ? wake_up_klogd.part.0+0x8e/0xd0 [ 10.644870][ T2220] ? vprintk_func+0x95/0x1e0 [ 10.644901][ T2220] ? warn_bogus_irq_restore+0x1d/0x20 [ 10.644933][ T2220] kvm_wait+0xc9/0xe0 [ 10.644956][ T2220] __pv_queued_spin_lock_slowpath+0x8b8/0xb40 [ 10.644988][ T2220] ? pv_hash+0x100/0x100 [ 10.645010][ T2220] ? lock_release+0x720/0x720 [ 10.645041][ T2220] do_raw_spin_lock+0x200/0x2b0 [ 10.645071][ T2220] ? rwlock_bug.part.0+0x90/0x90 [ 10.645100][ T2220] do_exit+0x1d05/0x2a60 [ 10.645130][ T2220] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 10.645159][ T2220] ? mm_update_next_owner+0x7a0/0x7a0 [ 10.652596][ T1] usbcore: registered new interface driver smscufx [ 10.651793][ T2220] ? kfree+0x1d7/0x2b0 [ 10.673772][ T1] uvesafb: failed to execute /sbin/v86d [ 10.651793][ T2220] ? lockdep_hardirqs_on+0x79/0x100 [ 10.651793][ T2220] call_usermodehelper_exec_async+0x413/0x580 [ 10.651793][ T2220] ? umh_complete+0x90/0x90 [ 10.686194][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 10.686235][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 10.651793][ T2220] ret_from_fork+0x1f/0x30 [ 10.651793][ T2220] Dumping ftrace buffer: [ 10.651793][ T2220] (ftrace buffer empty) [ 10.651793][ T2220] Kernel Offset: disabled [ 10.651793][ T2220] Rebooting in 1 seconds.. [ 10.651793][ T2220] ACPI MEMORY or I/O RESET_REG.