[ 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 [ 0.000402][ T0] kvm-clock: cpu 0, msr bec9001, primary cpu clock [ 0.000402][ T0] kvm-clock: using sched offset of 24220527551 cycles [ 0.041019][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.125362][ T0] tsc: Detected 2000.164 MHz processor [ 0.175503][ T0] last_pfn = 0x7ffdd max_arch_pfn = 0x400000000 [ 0.199104][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.250170][ T0] found SMP MP-table at [mem 0x000f5a40-0x000f5a4f] [ 0.290906][ T0] check: Scanning 1 areas for low memory corruption [ 0.340230][ T0] ACPI: Early table checksum verification disabled [ 0.376198][ T0] ACPI: RSDP 0x00000000000F5870 000014 (v00 BOCHS ) [ 0.411407][ T0] ACPI: RSDT 0x000000007FFE1F9D 000040 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001) [ 0.462214][ T0] ACPI: FACP 0x000000007FFE1860 0000F4 (v03 BOCHS BXPCFACP 00000001 BXPC 00000001) [ 0.516356][ T0] ACPI: DSDT 0x000000007FFDF040 002820 (v01 BOCHS BXPCDSDT 00000001 BXPC 00000001) [ 0.565502][ T0] ACPI: FACS 0x000000007FFDF000 000040 [ 0.590274][ T0] ACPI: APIC 0x000000007FFE1954 0000B0 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001) [ 0.633434][ T0] ACPI: HPET 0x000000007FFE1A04 000038 (v01 BOCHS BXPCHPET 00000001 BXPC 00000001) [ 0.681232][ T0] ACPI: SRAT 0x000000007FFE1A3C 000178 (v01 BOCHS BXPCSRAT 00000001 BXPC 00000001) [ 0.738016][ T0] ACPI: MCFG 0x000000007FFE1BB4 00003C (v01 BOCHS BXPCMCFG 00000001 BXPC 00000001) [ 0.787637][ T0] ACPI: SSDT 0x000000007FFE1BF0 0002CD (v01 BOCHS NVDIMM 00000001 BXPC 00000001) [ 0.842935][ T0] ACPI: NFIT 0x000000007FFE1EBD 0000E0 (v01 BOCHS BXPCNFIT 00000001 BXPC 00000001) [ 0.912410][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.937950][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.971275][ T0] SRAT: PXM 0 -> APIC 0x02 -> Node 0 [ 0.999892][ T0] SRAT: PXM 0 -> APIC 0x03 -> Node 0 [ 1.028730][ T0] SRAT: PXM 1 -> APIC 0x04 -> Node 1 [ 1.053386][ T0] SRAT: PXM 1 -> APIC 0x05 -> Node 1 [ 1.068351][ T0] SRAT: PXM 1 -> APIC 0x06 -> Node 1 [ 1.094484][ T0] SRAT: PXM 1 -> APIC 0x07 -> Node 1 [ 1.129308][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 1.171152][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0x3fffffff] [ 1.199003][ T0] ACPI: SRAT: Node 1 PXM 1 [mem 0x40000000-0x7fffffff] [ 1.226810][ T0] ACPI: SRAT: Node 1 PXM 1 [mem 0x100000000-0x57fffffff] hotplug [ 1.268834][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0x3fffffff] -> [mem 0x00000000-0x3fffffff] [ 1.331694][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000003fffffff] (1024MB) [ 1.375403][ T0] Faking node 1 at [mem 0x0000000040000000-0x000000007ffdcfff] (1023MB) [ 1.439325][ T0] NODE_DATA(0) allocated [mem 0x3fffb000-0x3fffffff] [ 1.475711][ T0] NODE_DATA(1) allocated [mem 0x7ffd7000-0x7ffdbfff] [ 1.684843][ T0] Zone ranges: [ 1.705490][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 1.739422][ T0] DMA32 [mem 0x0000000001000000-0x000000007ffdcfff] [ 1.777889][ T0] Normal empty [ 1.797730][ T0] Device empty [ 1.819390][ T0] Movable zone start for each node [ 1.842103][ T0] Early memory node ranges [ 1.864907][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 1.911109][ T0] node 0: [mem 0x0000000000100000-0x000000003fffffff] [ 1.956394][ T0] node 1: [mem 0x0000000040000000-0x000000007ffdcfff] [ 2.003228][ T0] Zeroed struct page in unavailable ranges: 133 pages [ 2.003273][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000003fffffff] [ 2.105469][ T0] Initmem setup node 1 [mem 0x0000000040000000-0x000000007ffdcfff] [ 6.281749][ T0] kasan: KernelAddressSanitizer initialized [ 6.374238][ T0] ACPI: PM-Timer IO Port: 0x608 [ 6.404885][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 6.447858][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 6.492216][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 6.537298][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 6.578129][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 6.620701][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 6.659687][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 6.702641][ T0] Using ACPI (MADT) for SMP configuration information [ 6.740681][ T0] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 6.786360][ T0] TSC deadline timer available [ 6.817638][ T0] smpboot: Allowing 8 CPUs, 4 hotplug CPUs [ 6.858004][ T0] kvm-guest: KVM setup pv remote TLB flush [ 6.907227][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 6.976856][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 7.026548][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 7.080833][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 7.115706][ T0] [mem 0xc0000000-0xfed1bfff] available for PCI devices [ 7.144015][ T0] Booting paravirtualized kernel on KVM [ 7.185892][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 7.484801][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:8 nr_node_ids:2 [ 7.659195][ T0] percpu: Embedded 65 pages/cpu s226760 r8192 d31288 u1048576 [ 7.721865][ T0] kvm-guest: stealtime: cpu 0, msr 2ce20a80 [ 7.766605][ T0] kvm-guest: PV spinlocks enabled [ 7.805812][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 7.887835][ T0] Built 2 zonelists, mobility grouping on. Total pages: 515942 [ 7.956537][ T0] Policy zone: DMA32 [ 7.985858][ 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 [ 8.365491][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 9.547320][ T0] Memory: 1503356K/2096620K available (116743K kernel code, 17653K rwdata, 21612K rodata, 2792K init, 23960K bss, 593008K reserved, 0K cma-reserved) [ 9.841231][ T0] Running RCU self tests [ 9.880389][ T0] rcu: Preemptible hierarchical RCU implementation. [ 9.928357][ T0] rcu: RCU lockdep checking is enabled. [ 9.970652][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=8. [ 10.009308][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 10.048621][ T0] rcu: RCU debug extended QS entry/exit. [ 10.073541][ T0] All grace periods are expedited (rcu_expedited). [ 10.108080][ T0] Trampoline variant of Tasks RCU enabled. [ 10.132648][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 10.172099][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=8 [ 10.212336][ T0] NR_IRQS: 4352, nr_irqs: 488, preallocated irqs: 16 [ 10.273982][ T0] random: get_random_bytes called from start_kernel+0x23b/0x46a with crng_init=0 [ 10.621690][ T0] Console: colour VGA+ 80x25 [ 10.705168][ T0] printk: console [ttyS0] enabled [ 10.705168][ T0] printk: console [ttyS0] enabled [ 10.747347][ T0] printk: bootconsole [earlyser0] disabled [ 10.747347][ T0] printk: bootconsole [earlyser0] disabled [ 10.789943][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 10.815831][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 10.837397][ T0] ... MAX_LOCK_DEPTH: 48 [ 10.848319][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 10.863623][ T0] ... CLASSHASH_SIZE: 4096 [ 10.877597][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 10.892504][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 10.907865][ T0] ... CHAINHASH_SIZE: 32768 [ 10.923977][ T0] memory used by lock dependency info: 6301 kB [ 10.939685][ T0] memory used for stack traces: 4224 kB [ 10.955581][ T0] per task-struct memory footprint: 1920 bytes [ 10.982921][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 11.025262][ T0] ACPI: Core revision 20200717 [ 11.059068][ T0] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns [ 11.136649][ T0] APIC: Switch to symmetric I/O mode setup [ 11.181203][ T0] x2apic enabled [ 11.219189][ T0] Switched APIC routing to physical x2apic. [ 11.237620][ T0] kvm-guest: setup PV IPIs [ 11.337470][ T0] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 11.380708][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1cd4c92266a, max_idle_ns: 440795223404 ns [ 11.447662][ T0] Calibrating delay loop (skipped) preset value.. 4000.32 BogoMIPS (lpj=20001640) [ 11.455518][ T0] pid_max: default: 32768 minimum: 301 [ 11.472772][ T0] LSM: Security Framework initializing [ 11.476065][ T0] LSM: security= is ignored because it is superseded by lsm= [ 11.485901][ T0] Yama: becoming mindful. [ 11.502347][ T0] SELinux: Initializing. [ 11.510258][ T0] TOMOYO Linux initialized [ 11.517995][ T0] LSM support for eBPF active [ 11.549757][ T0] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes, vmalloc) [ 11.576490][ T0] Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 11.586542][ T0] Mount-cache hash table entries: 4096 (order: 3, 32768 bytes, vmalloc) [ 11.595707][ T0] Mountpoint-cache hash table entries: 4096 (order: 3, 32768 bytes, vmalloc) [ 11.847911][ T0] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 11.887477][ T0] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 11.895307][ T0] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 11.908794][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 11.915784][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 11.916505][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 11.938194][ T0] TAA: Mitigation: Clear CPU buffers [ 11.947931][ T0] MDS: Mitigation: Clear CPU buffers [ 12.053071][ T0] Freeing SMP alternatives memory: 104K [ 12.391195][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.00GHz (family: 0x6, model: 0x55, stepping: 0x3) [ 12.459733][ T1] Performance Events: unsupported p6 CPU model 85 no PMU driver, software events only. [ 12.481837][ T1] rcu: Hierarchical SRCU implementation. [ 12.510622][ T1] dyndbg: Ignore empty _ddebug table in a CONFIG_DYNAMIC_DEBUG_CORE build [ 12.533824][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 12.586856][ T1] smp: Bringing up secondary CPUs ... [ 12.632707][ T1] x86: Booting SMP configuration: [ 12.635619][ T1] .... node #0, CPUs: #1 [ 1.079231][ T0] kvm-clock: cpu 1, msr bec9041, secondary cpu clock [ 12.729010][ T15] kvm-guest: stealtime: cpu 1, msr 2cf20a80 [ 12.758558][ 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. [ 12.767041][ 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. [ 12.793994][ T1] #2 [ 1.079231][ T0] kvm-clock: cpu 2, msr bec9081, secondary cpu clock [ 12.845994][ T20] kvm-guest: stealtime: cpu 2, msr 2d020a80 [ 12.891864][ T1] #3 [ 1.079231][ T0] kvm-clock: cpu 3, msr bec90c1, secondary cpu clock [ 12.957516][ T25] kvm-guest: stealtime: cpu 3, msr 2d120a80 [ 12.987911][ T1] smp: Brought up 2 nodes, 4 CPUs [ 12.995542][ T1] smpboot: Max logical packages: 2 [ 13.005494][ T1] smpboot: Total of 4 processors activated (16001.31 BogoMIPS) [ 13.099702][ T1] devtmpfs: initialized [ 13.121116][ T1] x86/mm: Memory block size: 128MB [ 13.221882][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 13.225291][ T33] kworker/u17:0 (33) used greatest stack depth: 27544 bytes left [ 13.235291][ T1] futex hash table entries: 2048 (order: 6, 262144 bytes, vmalloc) [ 13.263181][ T1] xor: automatically using best checksumming function avx [ 13.295291][ T1] PM: RTC time: 10:57:20, date: 2020-08-10 [ 13.354475][ T1] NET: Registered protocol family 16 [ 13.379165][ T1] audit: initializing netlink subsys (disabled) [ 13.397231][ T40] audit: type=2000 audit(1597057039.232:1): state=initialized audit_enabled=0 res=1 [ 13.405291][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 13.405291][ T1] thermal_sys: Registered thermal governor 'user_space' [ 13.467445][ T1] cpuidle: using governor menu [ 13.468607][ T61] kworker/u17:3 (61) used greatest stack depth: 27424 bytes left [ 13.475291][ T1] NET: Registered protocol family 42 [ 13.815291][ T1] ACPI: bus type PCI registered [ 14.075291][ T1] dca service started, version 1.12.1 [ 14.203522][ T1] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0xb0000000-0xbfffffff] (base 0xb0000000) [ 14.260950][ T1] PCI: MMCONFIG at [mem 0xb0000000-0xbfffffff] reserved in E820 [ 15.360795][ T1] PCI: Using configuration type 1 for base access [ 16.871669][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 17.258885][ T1] cryptd: max_cpu_qlen set to 1000 [ 17.668023][ T1] raid6: avx512x4 gen() 11175 MB/s [ 17.876909][ T1] raid6: avx512x4 xor() 5003 MB/s [ 18.084336][ T1] raid6: avx512x2 gen() 9016 MB/s [ 18.278290][ T1] raid6: avx512x2 xor() 4172 MB/s [ 18.485648][ T1] raid6: avx512x1 gen() 5567 MB/s [ 18.665523][ T1] raid6: avx512x1 xor() 2262 MB/s [ 18.845533][ T1] raid6: avx2x4 gen() 7489 MB/s [ 19.026009][ T1] raid6: avx2x4 xor() 3549 MB/s [ 19.205422][ T1] raid6: avx2x2 gen() 4633 MB/s [ 19.385463][ T1] raid6: avx2x2 xor() 2110 MB/s [ 19.565459][ T1] raid6: avx2x1 gen() 2923 MB/s [ 19.762102][ T1] raid6: avx2x1 xor() 1427 MB/s [ 19.947785][ T1] raid6: sse2x4 gen() 4638 MB/s [ 20.128225][ T1] raid6: sse2x4 xor() 2468 MB/s [ 20.323252][ T1] raid6: sse2x2 gen() 2918 MB/s [ 20.498989][ T1] raid6: sse2x2 xor() 1459 MB/s [ 20.680576][ T1] raid6: sse2x1 gen() 1781 MB/s [ 20.875755][ T1] raid6: sse2x1 xor() 727 MB/s [ 20.885466][ T1] raid6: using algorithm avx512x4 gen() 11175 MB/s [ 20.895642][ T1] raid6: .... xor() 5003 MB/s, rmw enabled [ 20.905825][ T1] raid6: using avx512x2 recovery algorithm [ 20.938535][ T1] ACPI: Added _OSI(Module Device) [ 20.945458][ T1] ACPI: Added _OSI(Processor Device) [ 20.955658][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 20.965530][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 20.975677][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 20.985405][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 20.995578][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 21.132515][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 21.423403][ T1] ACPI: Interpreter enabled [ 21.472518][ T1] ACPI: (supports S0 S3 S4 S5) [ 21.489741][ T1] ACPI: Using IOAPIC for interrupt routing [ 21.543156][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 21.572319][ T1] ACPI: Enabled 3 GPEs in block 00 to 3F [ 21.858937][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 21.870236][ T1] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 21.884418][ T1] acpi PNP0A08:00: _OSC: platform does not support [LTR] [ 21.889845][ T1] acpi PNP0A08:00: _OSC: OS now controls [PCIeHotplug PME AER PCIeCapability] [ 21.915291][ T1] PCI host bridge to bus 0000:00 [ 21.915430][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 21.925741][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 21.935551][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 21.945595][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 21.955390][ T1] pci_bus 0000:00: root bus resource [mem 0x80000000-0xafffffff window] [ 21.965456][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 21.975391][ T1] pci_bus 0000:00: root bus resource [mem 0x580000000-0xd7fffffff window] [ 21.990055][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 22.015232][ T1] pci 0000:00:00.0: [8086:29c0] type 00 class 0x060000 [ 22.088231][ T1] pci 0000:00:01.0: [1af4:1050] type 00 class 0x030000 [ 22.155291][ T1] pci 0000:00:01.0: reg 0x10: [mem 0xfe000000-0xfe7fffff pref] [ 22.255291][ T1] pci 0000:00:01.0: reg 0x18: [mem 0xfe800000-0xfe803fff 64bit pref] [ 22.325291][ T1] pci 0000:00:01.0: reg 0x20: [mem 0xfebf4000-0xfebf4fff] [ 22.425291][ T1] pci 0000:00:01.0: reg 0x30: [mem 0xfebe0000-0xfebeffff pref] [ 22.672286][ T1] pci 0000:00:02.0: [1af4:1000] type 00 class 0x020000 [ 22.689905][ T1] pci 0000:00:02.0: reg 0x10: [io 0xc680-0xc69f] [ 22.700760][ T1] pci 0000:00:02.0: reg 0x14: [mem 0xfebf5000-0xfebf5fff] [ 22.715482][ T1] pci 0000:00:02.0: reg 0x20: [mem 0xfe804000-0xfe807fff 64bit pref] [ 22.728529][ T1] pci 0000:00:02.0: reg 0x30: [mem 0xfeb40000-0xfeb7ffff pref] [ 22.765291][ T1] pci 0000:00:03.0: [8086:100e] type 00 class 0x020000 [ 22.779612][ T1] pci 0000:00:03.0: reg 0x10: [mem 0xfebc0000-0xfebdffff] [ 22.788440][ T1] pci 0000:00:03.0: reg 0x14: [io 0xc600-0xc63f] [ 22.807648][ T1] pci 0000:00:03.0: reg 0x30: [mem 0xfeb80000-0xfebbffff pref] [ 22.823851][ T1] pci 0000:00:04.0: [1274:5000] type 00 class 0x040100 [ 22.827920][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc400-0xc4ff] [ 22.894573][ T1] pci 0000:00:05.0: [8086:2415] type 00 class 0x040100 [ 22.901804][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc000-0xc3ff] [ 22.909119][ T1] pci 0000:00:05.0: reg 0x14: [io 0xc500-0xc5ff] [ 22.944123][ T1] pci 0000:00:06.0: [8086:2668] type 00 class 0x040300 [ 22.952057][ T1] pci 0000:00:06.0: reg 0x10: [mem 0xfebf0000-0xfebf3fff] [ 23.011143][ T1] pci 0000:00:07.0: [1af4:1009] type 00 class 0x000200 [ 23.029426][ T1] pci 0000:00:07.0: reg 0x10: [io 0xc6a0-0xc6bf] [ 23.040929][ T1] pci 0000:00:07.0: reg 0x14: [mem 0xfebf6000-0xfebf6fff] [ 23.067599][ T1] pci 0000:00:07.0: reg 0x20: [mem 0xfe808000-0xfe80bfff 64bit pref] [ 23.146803][ T1] pci 0000:00:1d.0: [8086:2934] type 00 class 0x0c0300 [ 23.184312][ T1] pci 0000:00:1d.0: reg 0x20: [io 0xc6c0-0xc6df] [ 23.215670][ T1] pci 0000:00:1d.1: [8086:2935] type 00 class 0x0c0300 [ 23.269785][ T1] pci 0000:00:1d.1: reg 0x20: [io 0xc6e0-0xc6ff] [ 23.302242][ T1] pci 0000:00:1d.2: [8086:2936] type 00 class 0x0c0300 [ 23.333736][ T1] pci 0000:00:1d.2: reg 0x20: [io 0xc700-0xc71f] [ 23.351575][ T1] pci 0000:00:1d.7: [8086:293a] type 00 class 0x0c0320 [ 23.361601][ T1] pci 0000:00:1d.7: reg 0x10: [mem 0xfebf7000-0xfebf7fff] [ 23.404562][ T1] pci 0000:00:1f.0: [8086:2918] type 00 class 0x060100 [ 23.459345][ T1] pci 0000:00:1f.0: quirk: [io 0x0600-0x067f] claimed by ICH6 ACPI/GPIO/TCO [ 23.475229][ T1] pci 0000:00:1f.0: quirk_ich7_lpc+0x0/0x190 took 19531 usecs [ 23.514369][ T1] pci 0000:00:1f.2: [8086:2922] type 00 class 0x010601 [ 23.545741][ T1] pci 0000:00:1f.2: reg 0x20: [io 0xc720-0xc73f] [ 23.558500][ T1] pci 0000:00:1f.2: reg 0x24: [mem 0xfebf8000-0xfebf8fff] [ 23.808407][ T1] pci 0000:00:1f.3: [8086:2930] type 00 class 0x0c0500 [ 23.848737][ T1] pci 0000:00:1f.3: reg 0x20: [io 0x0700-0x073f] [ 24.165291][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 24.186397][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 24.200419][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 24.210641][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 24.219957][ T1] ACPI: PCI Interrupt Link [LNKE] (IRQs 5 *10 11) [ 24.229724][ T1] ACPI: PCI Interrupt Link [LNKF] (IRQs 5 *10 11) [ 24.242528][ T1] ACPI: PCI Interrupt Link [LNKG] (IRQs 5 10 *11) [ 24.250838][ T1] ACPI: PCI Interrupt Link [LNKH] (IRQs 5 10 *11) [ 24.258149][ T1] ACPI: PCI Interrupt Link [GSIA] (IRQs *16) [ 24.266418][ T1] ACPI: PCI Interrupt Link [GSIB] (IRQs *17) [ 24.276150][ T1] ACPI: PCI Interrupt Link [GSIC] (IRQs *18) [ 24.286060][ T1] ACPI: PCI Interrupt Link [GSID] (IRQs *19) [ 24.296143][ T1] ACPI: PCI Interrupt Link [GSIE] (IRQs *20) [ 24.307155][ T1] ACPI: PCI Interrupt Link [GSIF] (IRQs *21) [ 24.316562][ T1] ACPI: PCI Interrupt Link [GSIG] (IRQs *22) [ 24.325974][ T1] ACPI: PCI Interrupt Link [GSIH] (IRQs *23) [ 24.645291][ T1] iommu: Default domain type: Translated [ 24.761897][ T1] pci 0000:00:01.0: vgaarb: setting as boot VGA device [ 24.765291][ T1] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 24.765923][ T1] pci 0000:00:01.0: vgaarb: bridge control possible [ 24.775823][ T1] vgaarb: loaded [ 24.959996][ T1] SCSI subsystem initialized [ 25.070135][ T1] ACPI: bus type USB registered [ 25.127168][ T1] usbcore: registered new interface driver usbfs [ 25.180078][ T1] usbcore: registered new interface driver hub [ 25.248911][ T1] usbcore: registered new device driver usb [ 25.320320][ T1] mc: Linux media interface: v0.10 [ 25.366418][ T1] videodev: Linux video capture interface: v2.00 [ 25.449263][ T1] pps_core: LinuxPPS API ver. 1 registered [ 25.505612][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it> [ 25.586906][ T1] PTP clock support registered [ 25.656332][ T1] EDAC MC: Ver: 3.0.0 [ 25.763164][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 25.955291][ T1] Bluetooth: Core ver 2.22 [ 26.000552][ T1] NET: Registered protocol family 31 [ 26.035657][ T1] Bluetooth: HCI device and connection manager initialized [ 26.096235][ T1] Bluetooth: HCI socket layer initialized [ 26.147316][ T1] Bluetooth: L2CAP socket layer initialized [ 26.188919][ T1] Bluetooth: SCO socket layer initialized [ 26.238555][ T1] NET: Registered protocol family 8 [ 26.285645][ T1] NET: Registered protocol family 20 [ 26.348432][ T1] NetLabel: Initializing [ 26.395631][ T1] NetLabel: domain hash size = 128 [ 26.445761][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 26.528255][ T1] NetLabel: unlabeled traffic allowed by default [ 26.601518][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 26.647796][ T1] NET: Registered protocol family 39 [ 26.688309][ T1] PCI: Using ACPI for IRQ routing [ 32.254214][ T1] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 32.295710][ T1] hpet0: 3 comparators, 64-bit 100.000000 MHz counter [ 32.367332][ T1] clocksource: Switched to clocksource kvm-clock [ 36.982242][ T1] VFS: Disk quotas dquot_6.6.0 [ 37.116254][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 37.214726][ T1] FS-Cache: Loaded [ 37.339952][ T1] CacheFiles: Loaded [ 37.451926][ T1] TOMOYO: 2.6.0 [ 37.472146][ T1] Mandatory Access Control activated. [ 37.565244][ T1] pnp: PnP ACPI init [ 37.767227][ T1] pnp: PnP ACPI: found 6 devices [ 37.968192][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 38.012933][ T1] NET: Registered protocol family 2 [ 38.084819][ T1] tcp_listen_portaddr_hash hash table entries: 1024 (order: 4, 81920 bytes, vmalloc) [ 38.121683][ T1] TCP established hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 38.158215][ T1] TCP bind hash table entries: 16384 (order: 8, 1179648 bytes, vmalloc) [ 38.181460][ T1] TCP: Hash tables configured (established 16384 bind 16384) [ 38.209550][ T1] MPTCP token hash table entries: 2048 (order: 5, 180224 bytes, vmalloc) [ 38.232868][ T1] UDP hash table entries: 1024 (order: 5, 163840 bytes, vmalloc) [ 38.251310][ T1] UDP-Lite hash table entries: 1024 (order: 5, 163840 bytes, vmalloc) [ 38.281832][ T1] NET: Registered protocol family 1 [ 38.312764][ T1] RPC: Registered named UNIX socket transport module. [ 38.332409][ T1] RPC: Registered udp transport module. [ 38.356003][ T1] RPC: Registered tcp transport module. [ 38.367806][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 38.401075][ T1] NET: Registered protocol family 44 [ 38.412223][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 38.428766][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 38.452329][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 38.472355][ T1] pci_bus 0000:00: resource 7 [mem 0x80000000-0xafffffff window] [ 38.491843][ T1] pci_bus 0000:00: resource 8 [mem 0xc0000000-0xfebfffff window] [ 38.518895][ T1] pci_bus 0000:00: resource 9 [mem 0x580000000-0xd7fffffff window] [ 38.555336][ T1] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 38.586474][ T1] pci 0000:00:01.0: pci_fixup_video+0x0/0x270 took 31114 usecs [ 38.628538][ T1] PCI Interrupt Link [GSIA] enabled at IRQ 16 [ 38.672476][ T1] pci 0000:00:1d.0: quirk_usb_early_handoff+0x0/0x105b took 63310 usecs [ 38.710043][ T1] PCI Interrupt Link [GSIB] enabled at IRQ 17 [ 38.744005][ T1] pci 0000:00:1d.1: quirk_usb_early_handoff+0x0/0x105b took 48682 usecs [ 38.781172][ T1] PCI Interrupt Link [GSIC] enabled at IRQ 18 [ 38.814898][ T1] pci 0000:00:1d.2: quirk_usb_early_handoff+0x0/0x105b took 48719 usecs [ 38.846927][ T1] PCI Interrupt Link [GSID] enabled at IRQ 19 [ 38.891693][ T1] pci 0000:00:1d.7: quirk_usb_early_handoff+0x0/0x105b took 55692 usecs [ 38.932169][ T1] PCI: CLS 0 bytes, default 64 [ 39.001724][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 39.054746][ T1] software IO TLB: mapped [mem 0x7ac00000-0x7ec00000] (64MB) [ 39.149191][ T1] kvm: no hardware support [ 39.191266][ T1] has_svm: not amd or hygon [ 39.228643][ T1] kvm: no hardware support [ 39.264400][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1cd4c92266a, max_idle_ns: 440795223404 ns [ 39.332406][ T1] clocksource: Switched to clocksource tsc [ 39.368894][ T1] mce: Machine check injector initialized [ 39.449685][ T1] check: Scanning for low memory corruption every 60 seconds [ 40.279993][ T1] Initialise system trusted keyrings [ 40.331692][ T1] workingset: timestamp_bits=40 max_order=19 bucket_order=0 [ 40.382275][ T1] zbud: loaded [ 40.483414][ T1] DLM installed [ 40.520118][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 40.596174][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 40.642813][ T1] NFS: Registering the id_resolver key type [ 40.684525][ T1] Key type id_resolver registered [ 40.722447][ T1] Key type id_legacy registered [ 40.754354][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 40.803970][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 41.023100][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 41.093666][ T1] Key type cifs.spnego registered [ 41.132801][ T1] Key type cifs.idmap registered [ 41.174623][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 41.224692][ T1] fuse: init (API version 7.31) [ 41.298643][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 41.581113][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 41.686912][ T1] 9p: Installing v9fs 9p2000 file system support [ 41.727757][ T1] FS-Cache: Netfs '9p' registered for caching [ 41.770447][ T1] ocfs2: Registered cluster interface o2cb [ 41.814696][ T1] ocfs2: Registered cluster interface user [ 41.861490][ T1] OCFS2 User DLM kernel interface loaded [ 42.027242][ T1] gfs2: GFS2 installed [ 42.187068][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 42.246886][ T1] ceph: loaded (mds proto 32) [ 42.443047][ T1] NET: Registered protocol family 38 [ 42.510896][ T1] async_tx: api initialized (async) [ 42.559482][ T1] Key type asymmetric registered [ 42.600401][ T1] Asymmetric key parser 'x509' registered [ 42.650751][ T1] Asymmetric key parser 'pkcs8' registered [ 42.697224][ T1] Key type pkcs7_test registered [ 42.728890][ T1] Asymmetric key parser 'tpm_parser' registered [ 42.776981][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 42.853741][ T1] io scheduler mq-deadline registered [ 42.894065][ T1] io scheduler kyber registered [ 42.927066][ T1] io scheduler bfq registered [ 43.045060][ T1] hgafb: HGA card not detected. [ 43.081718][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 43.136418][ T1] usbcore: registered new interface driver udlfb [ 43.241782][ T1] uvesafb: failed to execute /sbin/v86d [ 43.290101][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 43.367793][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 43.429699][ T1] uvesafb: vbe_init() failed with -22 [ 43.470449][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 43.527139][ T1] vga16fb: mapped to 0x00000000a3693455 [ 69.860219][ T1] Console: switching to colour frame buffer device 80x30 [ 96.023888][ C0] hrtimer: interrupt took 65806731 ns [ 123.721711][ T1] fb0: VGA16 VGA frame buffer device [ 124.284461][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 124.443758][ T1] ACPI: Power Button [PWRF] [ 125.108175][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 125.254964][ T1] PCI Interrupt Link [GSIF] enabled at IRQ 21 [ 125.654497][ T1] PCI Interrupt Link [GSIG] enabled at IRQ 22 [ 125.870550][ T1] PCI Interrupt Link [GSIH] enabled at IRQ 23 [ 128.114738][ T1] N_HDLC line discipline registered with maxframe=4096 [ 128.188949][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 128.294632][ T1] 00:05: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 128.498122][ T1] Cyclades driver 2.6 [ 128.543603][ T1] Initializing Nozomi driver 2.1d [ 128.609862][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 128.679635][ T1] No rocketport ports found; unloading driver [ 128.781575][ T1] Non-volatile memory driver v1.3 [ 128.828770][ T1] Linux agpgart interface v0.103 [ 129.017599][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 129.176554][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 129.248894][ T1] usbcore: registered new interface driver udl [ 129.272596][ T1] [drm] pci: virtio-vga detected at 0000:00:01.0 [ 129.378739][ T1] fb0: switching to virtiodrmfb from VGA16 VGA [ 153.876726][ T1] Console: switching to colour VGA+ 80x25 [ 154.073247][ T1] virtio-pci 0000:00:01.0: vgaarb: deactivate vga console [ 154.312199][ T1] Console: switching to colour dummy device 80x25 [ 154.432517][ T1] [drm] features: -virgl +edid [ 154.637305][ T1] [drm] number of scanouts: 1 [ 154.681918][ T1] [drm] number of cap sets: 0 [ 154.894572][ T1] [drm] Initialized virtio_gpu 0.1.0 0 for virtio0 on minor 2 [ 155.068985][ T1] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 155.077042][ T1] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 155.077042][ T1] CPU: 2 PID: 1 Comm: swapper/0 Not tainted 5.8.0-syzkaller #0 [ 155.077042][ T1] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.12.0-59-gc9ba5276e321-prebuilt.qemu.org 04/01/2014 [ 155.077042][ T1] RIP: 0010:swiotlb_map+0x5ac/0x700 [ 155.077042][ T1] Code: 28 04 00 00 48 c1 ea 03 80 3c 02 00 0f 85 4d 01 00 00 4c 8b a5 18 04 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 0f 85 1e 01 00 00 48 8d 7d 50 4d 8b 24 24 48 b8 00 00 [ 155.077042][ T1] RSP: 0000:ffffc9000034f3e0 EFLAGS: 00010246 [ 155.077042][ T1] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff8162f54d [ 155.077042][ T1] RDX: 0000000000000000 RSI: ffffffff8162f5c8 RDI: ffff888029f49470 [ 155.077042][ T1] RBP: ffff888029f49048 R08: 0000000000000001 R09: ffffffff8c5eaa77 [ 155.077042][ T1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 155.077042][ T1] R13: 000000007ac00000 R14: dffffc0000000000 R15: 0000000000001000 [ 155.077042][ T1] FS: 0000000000000000(0000) GS:ffff88802d000000(0000) knlGS:0000000000000000 [ 155.898316][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 155.898316][ T1] CR2: 0000000000000000 CR3: 0000000009a8d000 CR4: 0000000000350ee0 [ 155.898316][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 155.898316][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 155.898316][ T1] Call Trace: [ 155.898316][ T1] ? swiotlb_tbl_sync_single+0x170/0x170 [ 155.898316][ T1] ? memset+0x20/0x40 [ 155.898316][ T1] dma_direct_map_sg+0x3bb/0x670 [ 155.898316][ T1] ? dma_direct_unmap_sg+0x2d0/0x2d0 [ 155.898316][ T1] dma_map_sg_attrs+0xd0/0x160 [ 155.898316][ T1] drm_gem_shmem_get_pages_sgt+0x1fc/0x310 [ 155.898316][ T1] ? drm_gem_shmem_get_pages+0x6c/0x1b0 [ 155.898316][ T1] virtio_gpu_object_create+0x2fd/0xa70 [ 155.898316][ T1] ? lock_acquire+0x1f1/0xad0 [ 155.898316][ T1] ? fs_reclaim_acquire+0xa8/0x180 [ 155.898316][ T1] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 155.898316][ T1] virtio_gpu_mode_dumb_create+0x298/0x530 [ 155.898316][ T1] ? virtio_gpu_init.cold+0xcea/0xcea [ 155.898316][ T1] ? mark_lock+0xbc/0x1710 [ 155.898316][ T1] ? __drm_fb_helper_initial_config_and_unlock+0x342/0x12d0 [ 155.898316][ T1] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 155.898316][ T1] ? trace_kmalloc+0xfd/0x130 [ 155.898316][ T1] drm_mode_create_dumb+0x27c/0x300 [ 155.898316][ T1] drm_client_framebuffer_create+0x1b7/0x770 [ 155.898316][ T1] ? drm_client_buffer_delete+0x260/0x260 [ 155.898316][ T1] ? trace_hardirqs_on+0x5f/0x220 [ 155.898316][ T1] ? drm_dev_dbg+0xb4/0x17b [ 155.898316][ T1] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 155.898316][ T1] drm_fb_helper_generic_probe+0x1e5/0x810 [ 155.898316][ T1] ? lock_is_held_type+0xbb/0xf0 [ 155.898316][ T1] __drm_fb_helper_initial_config_and_unlock+0xbc6/0x12d0 [ 155.898316][ T1] ? __mutex_unlock_slowpath+0xe2/0x610 [ 155.898316][ T1] ? drm_fb_helper_alloc_fbi+0x260/0x260 [ 155.898316][ T1] ? debug_mutex_init+0x31/0x60 [ 155.898316][ T1] drm_fbdev_client_hotplug+0x2d4/0x580 [ 155.898316][ T1] drm_fbdev_generic_setup+0x1c8/0x450 [ 155.898316][ T1] virtio_gpu_probe+0x28f/0x2e0 [ 155.898316][ T1] ? virtio_gpu_remove+0x60/0x60 [ 155.898316][ T1] ? pci_iounmap+0xa0/0xa0 [ 155.898316][ T1] ? vp_modern_find_vqs+0x170/0x170 [ 155.898316][ T1] ? vp_get_status+0x37/0x40 [ 155.898316][ T1] ? ioread8+0xab/0xc0 [ 155.898316][ T1] virtio_dev_probe+0x445/0x6f0 [ 155.898316][ T1] ? virtio_device_restore+0x1f0/0x1f0 [ 155.898316][ T1] really_probe+0x282/0x9f0 [ 155.898316][ T1] driver_probe_device+0xfe/0x1d0 [ 155.898316][ T1] device_driver_attach+0x228/0x290 [ 155.898316][ T1] __driver_attach+0xda/0x240 [ 155.898316][ T1] ? device_driver_attach+0x290/0x290 [ 155.898316][ T1] bus_for_each_dev+0x147/0x1d0 [ 155.898316][ T1] ? subsys_dev_iter_exit+0x20/0x20 [ 155.898316][ T1] bus_add_driver+0x348/0x5a0 [ 155.898316][ T1] driver_register+0x220/0x3a0 [ 155.898316][ T1] ? bochs_init+0x86/0x86 [ 157.976091][ T1] do_one_initcall+0x10a/0x7a4 [ 157.976091][ T1] ? perf_trace_initcall_level+0x3d0/0x3d0 [ 157.976091][ T1] ? parameq+0x80/0x170 [ 157.976091][ T1] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 157.976091][ T1] ? lock_is_held_type+0xbb/0xf0 [ 157.976091][ T1] kernel_init_freeable+0x589/0x60d [ 157.976091][ T1] ? rest_init+0x360/0x360 [ 157.976091][ T1] kernel_init+0xd/0x1c0 [ 157.976091][ T1] ret_from_fork+0x1f/0x30 [ 157.976091][ T1] Modules linked in: [ 158.218741][ T1] ---[ end trace d1ebcb7873a33978 ]--- [ 158.243821][ T1] RIP: 0010:swiotlb_map+0x5ac/0x700 [ 158.265804][ T1] Code: 28 04 00 00 48 c1 ea 03 80 3c 02 00 0f 85 4d 01 00 00 4c 8b a5 18 04 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 0f 85 1e 01 00 00 48 8d 7d 50 4d 8b 24 24 48 b8 00 00 [ 158.331021][ T1] RSP: 0000:ffffc9000034f3e0 EFLAGS: 00010246 [ 158.347121][ T1] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff8162f54d [ 158.370390][ T1] RDX: 0000000000000000 RSI: ffffffff8162f5c8 RDI: ffff888029f49470 [ 158.388976][ T1] RBP: ffff888029f49048 R08: 0000000000000001 R09: ffffffff8c5eaa77 [ 158.406729][ T1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 158.434253][ T1] R13: 000000007ac00000 R14: dffffc0000000000 R15: 0000000000001000 [ 158.457675][ T1] FS: 0000000000000000(0000) GS:ffff88802ce00000(0000) knlGS:0000000000000000 [ 158.482668][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 158.498760][ T1] CR2: 0000000000000000 CR3: 0000000009a8d000 CR4: 0000000000350ef0 [ 158.523195][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 158.541255][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 158.567112][ T1] Kernel panic - not syncing: Fatal exception [ 158.575770][ T1] Kernel Offset: disabled [ 158.575770][ T1] Rebooting in 86400 seconds..