[ 0.000000][ T0] Linux version 5.9.0-rc4-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 [ 0.000015][ T0] kvm-clock: cpu 0, msr bed4001, primary cpu clock [ 0.000015][ T0] kvm-clock: using sched offset of 6711493748 cycles [ 0.007248][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.027889][ T0] tsc: Detected 2000.164 MHz processor [ 0.043748][ T0] last_pfn = 0x7ffdd max_arch_pfn = 0x400000000 [ 0.052357][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.074297][ T0] found SMP MP-table at [mem 0x000f5a40-0x000f5a4f] [ 0.084150][ T0] check: Scanning 1 areas for low memory corruption [ 0.095733][ T0] ACPI: Early table checksum verification disabled [ 0.104146][ T0] ACPI: RSDP 0x00000000000F5870 000014 (v00 BOCHS ) [ 0.111491][ T0] ACPI: RSDT 0x000000007FFE1F9D 000040 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001) [ 0.122223][ T0] ACPI: FACP 0x000000007FFE1860 0000F4 (v03 BOCHS BXPCFACP 00000001 BXPC 00000001) [ 0.133610][ T0] ACPI: DSDT 0x000000007FFDF040 002820 (v01 BOCHS BXPCDSDT 00000001 BXPC 00000001) [ 0.144553][ T0] ACPI: FACS 0x000000007FFDF000 000040 [ 0.150510][ T0] ACPI: APIC 0x000000007FFE1954 0000B0 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001) [ 0.161225][ T0] ACPI: HPET 0x000000007FFE1A04 000038 (v01 BOCHS BXPCHPET 00000001 BXPC 00000001) [ 0.172443][ T0] ACPI: SRAT 0x000000007FFE1A3C 000178 (v01 BOCHS BXPCSRAT 00000001 BXPC 00000001) [ 0.183314][ T0] ACPI: MCFG 0x000000007FFE1BB4 00003C (v01 BOCHS BXPCMCFG 00000001 BXPC 00000001) [ 0.194314][ T0] ACPI: SSDT 0x000000007FFE1BF0 0002CD (v01 BOCHS NVDIMM 00000001 BXPC 00000001) [ 0.204635][ T0] ACPI: NFIT 0x000000007FFE1EBD 0000E0 (v01 BOCHS BXPCNFIT 00000001 BXPC 00000001) [ 0.217302][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.223551][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.229293][ T0] SRAT: PXM 0 -> APIC 0x02 -> Node 0 [ 0.235030][ T0] SRAT: PXM 0 -> APIC 0x03 -> Node 0 [ 0.240909][ T0] SRAT: PXM 1 -> APIC 0x04 -> Node 1 [ 0.246659][ T0] SRAT: PXM 1 -> APIC 0x05 -> Node 1 [ 0.252423][ T0] SRAT: PXM 1 -> APIC 0x06 -> Node 1 [ 0.258185][ T0] SRAT: PXM 1 -> APIC 0x07 -> Node 1 [ 0.264628][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.273494][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0x3fffffff] [ 0.281086][ T0] ACPI: SRAT: Node 1 PXM 1 [mem 0x40000000-0x7fffffff] [ 0.288761][ T0] ACPI: SRAT: Node 1 PXM 1 [mem 0x100000000-0x57fffffff] hotplug [ 0.297220][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0x3fffffff] -> [mem 0x00000000-0x3fffffff] [ 0.309686][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000003fffffff] (1024MB) [ 0.318937][ T0] Faking node 1 at [mem 0x0000000040000000-0x000000007ffdcfff] (1023MB) [ 0.329250][ T0] NODE_DATA(0) allocated [mem 0x3fffb000-0x3fffffff] [ 0.337788][ T0] NODE_DATA(1) allocated [mem 0x7ffd7000-0x7ffdbfff] [ 0.399746][ T0] Zone ranges: [ 0.403519][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.411460][ T0] DMA32 [mem 0x0000000001000000-0x000000007ffdcfff] [ 0.420493][ T0] Normal empty [ 0.425733][ T0] Device empty [ 0.430064][ T0] Movable zone start for each node [ 0.435856][ T0] Early memory node ranges [ 0.441863][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.450877][ T0] node 0: [mem 0x0000000000100000-0x000000003fffffff] [ 0.459493][ T0] node 1: [mem 0x0000000040000000-0x000000007ffdcfff] [ 0.470565][ T0] Zeroed struct page in unavailable ranges: 133 pages [ 0.470579][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000003fffffff] [ 0.494849][ T0] Initmem setup node 1 [mem 0x0000000040000000-0x000000007ffdcfff] [ 1.804321][ T0] kasan: KernelAddressSanitizer initialized [ 1.827766][ T0] ACPI: PM-Timer IO Port: 0x608 [ 1.837216][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 1.850874][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 1.865165][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 1.878608][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 1.891932][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 1.904975][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 1.916709][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 1.927921][ T0] Using ACPI (MADT) for SMP configuration information [ 1.938736][ T0] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 1.949017][ T0] TSC deadline timer available [ 1.956494][ T0] smpboot: Allowing 8 CPUs, 4 hotplug CPUs [ 1.968002][ T0] kvm-guest: KVM setup pv remote TLB flush [ 1.978933][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 1.993112][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 2.008633][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 2.024188][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 2.039705][ T0] [mem 0xc0000000-0xfed1bfff] available for PCI devices [ 2.051670][ T0] Booting paravirtualized kernel on KVM [ 2.061735][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.133498][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:8 nr_node_ids:2 [ 2.177538][ T0] percpu: Embedded 65 pages/cpu s226696 r8192 d31352 u1048576 [ 2.191613][ T0] kvm-guest: stealtime: cpu 0, msr 2ce20a40 [ 2.200523][ T0] kvm-guest: PV spinlocks enabled [ 2.207252][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 2.220122][ T0] Built 2 zonelists, mobility grouping on. Total pages: 515942 [ 2.231065][ T0] Policy zone: DMA32 [ 2.236646][ 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 [ 2.332818][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 2.688063][ T0] Memory: 1503356K/2096620K available (116743K kernel code, 17694K rwdata, 21648K rodata, 2788K init, 23916K bss, 593008K reserved, 0K cma-reserved) [ 2.741880][ T0] Running RCU self tests [ 2.748824][ T0] rcu: Preemptible hierarchical RCU implementation. [ 2.758425][ T0] rcu: RCU lockdep checking is enabled. [ 2.765787][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=8. [ 2.775735][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 2.786148][ T0] rcu: RCU debug extended QS entry/exit. [ 2.793501][ T0] All grace periods are expedited (rcu_expedited). [ 2.801672][ T0] Trampoline variant of Tasks RCU enabled. [ 2.809225][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 2.819334][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=8 [ 2.840914][ T0] NR_IRQS: 4352, nr_irqs: 488, preallocated irqs: 16 [ 2.863945][ T0] random: get_random_bytes called from start_kernel+0x282/0x4b1 with crng_init=0 [ 2.951362][ T0] Console: colour VGA+ 80x25 [ 2.972004][ T0] printk: console [ttyS0] enabled [ 2.972004][ T0] printk: console [ttyS0] enabled [ 2.985155][ T0] printk: bootconsole [earlyser0] disabled [ 2.985155][ T0] printk: bootconsole [earlyser0] disabled [ 3.000727][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 3.011513][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 3.018387][ T0] ... MAX_LOCK_DEPTH: 48 [ 3.023706][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 3.030859][ T0] ... CLASSHASH_SIZE: 4096 [ 3.038306][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 3.045437][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 3.052429][ T0] ... CHAINHASH_SIZE: 32768 [ 3.060762][ T0] memory used by lock dependency info: 6301 kB [ 3.072385][ T0] memory used for stack traces: 4224 kB [ 3.081395][ T0] per task-struct memory footprint: 1920 bytes [ 3.090735][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 3.105437][ T0] ACPI: Core revision 20200717 [ 3.118391][ T0] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns [ 3.136436][ T0] APIC: Switch to symmetric I/O mode setup [ 3.146566][ T0] x2apic enabled [ 3.153594][ T0] Switched APIC routing to physical x2apic. [ 3.159643][ T0] kvm-guest: setup PV IPIs [ 3.183462][ T0] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 3.193147][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1cd4c92266a, max_idle_ns: 440795223404 ns [ 3.211675][ T0] Calibrating delay loop (skipped) preset value.. 4000.32 BogoMIPS (lpj=20001640) [ 3.230550][ T0] pid_max: default: 32768 minimum: 301 [ 3.240614][ T0] LSM: Security Framework initializing [ 3.246322][ T0] LSM: security= is ignored because it is superseded by lsm= [ 3.250705][ T0] Yama: becoming mindful. [ 3.260720][ T0] SELinux: Initializing. [ 3.268498][ T0] TOMOYO Linux initialized [ 3.270795][ T0] LSM support for eBPF active [ 3.286961][ T0] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes, vmalloc) [ 3.303908][ T0] Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 3.310671][ T0] Mount-cache hash table entries: 4096 (order: 3, 32768 bytes, vmalloc) [ 3.320432][ T0] Mountpoint-cache hash table entries: 4096 (order: 3, 32768 bytes, vmalloc) [ 3.362818][ T0] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 3.374509][ T0] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 3.380299][ T0] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 3.388291][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 3.400447][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 3.400628][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 3.420994][ T0] TAA: Mitigation: Clear CPU buffers [ 3.430289][ T0] MDS: Mitigation: Clear CPU buffers [ 3.464990][ T0] Freeing SMP alternatives memory: 104K [ 3.537755][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.00GHz (family: 0x6, model: 0x55, stepping: 0x3) [ 3.554655][ T1] Performance Events: unsupported p6 CPU model 85 no PMU driver, software events only. [ 3.563815][ T1] rcu: Hierarchical SRCU implementation. [ 3.575887][ T1] dyndbg: Ignore empty _ddebug table in a CONFIG_DYNAMIC_DEBUG_CORE build [ 3.583203][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 3.600911][ T1] smp: Bringing up secondary CPUs ... [ 3.620923][ T1] x86: Booting SMP configuration: [ 3.626525][ T1] .... node #0, CPUs: #1 [ 0.308212][ T0] kvm-clock: cpu 1, msr bed4041, secondary cpu clock [ 3.650588][ T15] kvm-guest: stealtime: cpu 1, msr 2cf20a40 [ 3.660949][ 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. [ 3.670622][ 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. [ 3.690516][ T1] #2 [ 0.308212][ T0] kvm-clock: cpu 2, msr bed4081, secondary cpu clock [ 3.706468][ T20] kvm-guest: stealtime: cpu 2, msr 2d020a40 [ 3.722241][ T1] #3 [ 0.308212][ T0] kvm-clock: cpu 3, msr bed40c1, secondary cpu clock [ 3.740998][ T25] kvm-guest: stealtime: cpu 3, msr 2d120a40 [ 3.750793][ T1] smp: Brought up 2 nodes, 4 CPUs [ 3.757356][ T1] smpboot: Max logical packages: 2 [ 3.760407][ T1] smpboot: Total of 4 processors activated (16001.31 BogoMIPS) [ 3.801376][ T1] devtmpfs: initialized [ 3.816362][ T1] x86/mm: Memory block size: 128MB [ 3.875603][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 3.881743][ T1] futex hash table entries: 2048 (order: 6, 262144 bytes, vmalloc) [ 3.904819][ T1] xor: automatically using best checksumming function avx [ 3.900271][ T34] kworker/u17:0 (34) used greatest stack depth: 27544 bytes left [ 3.917305][ T1] PM: RTC time: 17:49:25, date: 2020-09-09 [ 3.942057][ T1] NET: Registered protocol family 16 [ 3.957657][ T1] audit: initializing netlink subsys (disabled) [ 3.962217][ T40] audit: type=2000 audit(1599673765.552:1): state=initialized audit_enabled=0 res=1 [ 3.980688][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 3.980724][ T1] thermal_sys: Registered thermal governor 'user_space' [ 3.991581][ T1] cpuidle: using governor menu [ 4.010587][ T1] NET: Registered protocol family 42 [ 4.029423][ T1] ACPI: bus type PCI registered [ 4.036748][ T1] dca service started, version 1.12.1 [ 4.042794][ T1] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0xb0000000-0xbfffffff] (base 0xb0000000) [ 4.050530][ T1] PCI: MMCONFIG at [mem 0xb0000000-0xbfffffff] reserved in E820 [ 4.222787][ T1] PCI: Using configuration type 1 for base access [ 4.413567][ T503] kworker/u17:1 (503) used greatest stack depth: 27488 bytes left [ 4.671003][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 4.732269][ T1] cryptd: max_cpu_qlen set to 1000 [ 4.972207][ T1] raid6: avx512x4 gen() 15863 MB/s [ 5.150512][ T1] raid6: avx512x4 xor() 6387 MB/s [ 5.330287][ T1] raid6: avx512x2 gen() 14271 MB/s [ 5.500285][ T1] raid6: avx512x2 xor() 6455 MB/s [ 5.666164][ T1] raid6: avx512x1 gen() 8521 MB/s [ 5.835392][ T1] raid6: avx512x1 xor() 3688 MB/s [ 6.011078][ T1] raid6: avx2x4 gen() 10594 MB/s [ 6.181828][ T1] raid6: avx2x4 xor() 5799 MB/s [ 6.360287][ T1] raid6: avx2x2 gen() 7402 MB/s [ 6.524366][ T1] raid6: avx2x2 xor() 3428 MB/s [ 6.694985][ T1] raid6: avx2x1 gen() 4610 MB/s [ 6.864695][ T1] raid6: avx2x1 xor() 1845 MB/s [ 7.035265][ T1] raid6: sse2x4 gen() 5738 MB/s [ 7.205686][ T1] raid6: sse2x4 xor() 3052 MB/s [ 7.373436][ T1] raid6: sse2x2 gen() 3734 MB/s [ 7.544268][ T1] raid6: sse2x2 xor() 1812 MB/s [ 7.715341][ T1] raid6: sse2x1 gen() 2186 MB/s [ 7.890352][ T1] raid6: sse2x1 xor() 850 MB/s [ 7.895540][ T1] raid6: using algorithm avx512x4 gen() 15863 MB/s [ 7.900330][ T1] raid6: .... xor() 6387 MB/s, rmw enabled [ 7.906485][ T1] raid6: using avx512x2 recovery algorithm [ 7.923002][ T1] ACPI: Added _OSI(Module Device) [ 7.925565][ T1] ACPI: Added _OSI(Processor Device) [ 7.930318][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 7.935447][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 7.940350][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 7.945324][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 7.950324][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 8.018352][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 8.103273][ T1] ACPI: Interpreter enabled [ 8.109680][ T1] ACPI: (supports S0 S3 S4 S5) [ 8.110711][ T1] ACPI: Using IOAPIC for interrupt routing [ 8.119205][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 8.124374][ T1] ACPI: Enabled 3 GPEs in block 00 to 3F [ 8.253653][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 8.261172][ T1] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 8.275001][ T1] acpi PNP0A08:00: _OSC: platform does not support [LTR] [ 8.284077][ T1] acpi PNP0A08:00: _OSC: OS now controls [PCIeHotplug PME AER PCIeCapability] [ 8.299991][ T1] PCI host bridge to bus 0000:00 [ 8.300351][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 8.310886][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 8.320361][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 8.328699][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 8.330338][ T1] pci_bus 0000:00: root bus resource [mem 0x80000000-0xafffffff window] [ 8.339254][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 8.340336][ T1] pci_bus 0000:00: root bus resource [mem 0x580000000-0xd7fffffff window] [ 8.350358][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 8.359234][ T1] pci 0000:00:00.0: [8086:29c0] type 00 class 0x060000 [ 8.373816][ T1] pci 0000:00:01.0: [1af4:1050] type 00 class 0x030000 [ 8.400271][ T1] pci 0000:00:01.0: reg 0x10: [mem 0xfe000000-0xfe7fffff pref] [ 8.440271][ T1] pci 0000:00:01.0: reg 0x18: [mem 0xfe800000-0xfe803fff 64bit pref] [ 8.470271][ T1] pci 0000:00:01.0: reg 0x20: [mem 0xfebf4000-0xfebf4fff] [ 8.503802][ T1] pci 0000:00:01.0: reg 0x30: [mem 0xfebe0000-0xfebeffff pref] [ 8.633562][ T1] pci 0000:00:02.0: [1af4:1000] type 00 class 0x020000 [ 8.657424][ T1] pci 0000:00:02.0: reg 0x10: [io 0xc680-0xc69f] [ 8.663993][ T1] pci 0000:00:02.0: reg 0x14: [mem 0xfebf5000-0xfebf5fff] [ 8.680382][ T1] pci 0000:00:02.0: reg 0x20: [mem 0xfe804000-0xfe807fff 64bit pref] [ 8.702724][ T1] pci 0000:00:02.0: reg 0x30: [mem 0xfeb40000-0xfeb7ffff pref] [ 8.725239][ T1] pci 0000:00:03.0: [8086:100e] type 00 class 0x020000 [ 8.733527][ T1] pci 0000:00:03.0: reg 0x10: [mem 0xfebc0000-0xfebdffff] [ 8.742765][ T1] pci 0000:00:03.0: reg 0x14: [io 0xc600-0xc63f] [ 8.772384][ T1] pci 0000:00:03.0: reg 0x30: [mem 0xfeb80000-0xfebbffff pref] [ 8.790342][ T1] pci 0000:00:04.0: [1274:5000] type 00 class 0x040100 [ 8.803030][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc400-0xc4ff] [ 8.832992][ T1] pci 0000:00:05.0: [8086:2415] type 00 class 0x040100 [ 8.854564][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc000-0xc3ff] [ 8.873615][ T1] pci 0000:00:05.0: reg 0x14: [io 0xc500-0xc5ff] [ 8.901767][ T1] pci 0000:00:06.0: [8086:2668] type 00 class 0x040300 [ 8.924237][ T1] pci 0000:00:06.0: reg 0x10: [mem 0xfebf0000-0xfebf3fff] [ 8.967675][ T1] pci 0000:00:07.0: [1af4:1009] type 00 class 0x000200 [ 8.985050][ T1] pci 0000:00:07.0: reg 0x10: [io 0xc6a0-0xc6bf] [ 9.003588][ T1] pci 0000:00:07.0: reg 0x14: [mem 0xfebf6000-0xfebf6fff] [ 9.030174][ T1] pci 0000:00:07.0: reg 0x20: [mem 0xfe808000-0xfe80bfff 64bit pref] [ 9.073018][ T1] pci 0000:00:1d.0: [8086:2934] type 00 class 0x0c0300 [ 9.089125][ T1] pci 0000:00:1d.0: reg 0x20: [io 0xc6c0-0xc6df] [ 9.107593][ T1] pci 0000:00:1d.1: [8086:2935] type 00 class 0x0c0300 [ 9.129172][ T1] pci 0000:00:1d.1: reg 0x20: [io 0xc6e0-0xc6ff] [ 9.148195][ T1] pci 0000:00:1d.2: [8086:2936] type 00 class 0x0c0300 [ 9.169227][ T1] pci 0000:00:1d.2: reg 0x20: [io 0xc700-0xc71f] [ 9.191177][ T1] pci 0000:00:1d.7: [8086:293a] type 00 class 0x0c0320 [ 9.201449][ T1] pci 0000:00:1d.7: reg 0x10: [mem 0xfebf7000-0xfebf7fff] [ 9.220430][ T1] pci 0000:00:1f.0: [8086:2918] type 00 class 0x060100 [ 9.238503][ T1] pci 0000:00:1f.0: quirk: [io 0x0600-0x067f] claimed by ICH6 ACPI/GPIO/TCO [ 9.260441][ T1] pci 0000:00:1f.2: [8086:2922] type 00 class 0x010601 [ 9.281757][ T1] pci 0000:00:1f.2: reg 0x20: [io 0xc720-0xc73f] [ 9.291304][ T1] pci 0000:00:1f.2: reg 0x24: [mem 0xfebf8000-0xfebf8fff] [ 9.309827][ T1] pci 0000:00:1f.3: [8086:2930] type 00 class 0x0c0500 [ 9.331172][ T1] pci 0000:00:1f.3: reg 0x20: [io 0x0700-0x073f] [ 9.438095][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 9.465444][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 9.472828][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 9.483268][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 9.503304][ T1] ACPI: PCI Interrupt Link [LNKE] (IRQs 5 *10 11) [ 9.523558][ T1] ACPI: PCI Interrupt Link [LNKF] (IRQs 5 *10 11) [ 9.532884][ T1] ACPI: PCI Interrupt Link [LNKG] (IRQs 5 10 *11) [ 9.553410][ T1] ACPI: PCI Interrupt Link [LNKH] (IRQs 5 10 *11) [ 9.571460][ T1] ACPI: PCI Interrupt Link [GSIA] (IRQs *16) [ 9.580625][ T1] ACPI: PCI Interrupt Link [GSIB] (IRQs *17) [ 9.588384][ T1] ACPI: PCI Interrupt Link [GSIC] (IRQs *18) [ 9.600698][ T1] ACPI: PCI Interrupt Link [GSID] (IRQs *19) [ 9.610691][ T1] ACPI: PCI Interrupt Link [GSIE] (IRQs *20) [ 9.619151][ T1] ACPI: PCI Interrupt Link [GSIF] (IRQs *21) [ 9.630650][ T1] ACPI: PCI Interrupt Link [GSIG] (IRQs *22) [ 9.639432][ T1] ACPI: PCI Interrupt Link [GSIH] (IRQs *23) [ 9.723983][ T1] iommu: Default domain type: Translated [ 9.740271][ T1] pci 0000:00:01.0: vgaarb: setting as boot VGA device [ 9.740271][ T1] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 9.740397][ T1] pci 0000:00:01.0: vgaarb: bridge control possible [ 9.748039][ T1] vgaarb: loaded [ 9.780272][ T1] SCSI subsystem initialized [ 9.797088][ T1] ACPI: bus type USB registered [ 9.803377][ T1] usbcore: registered new interface driver usbfs [ 9.810330][ T1] usbcore: registered new interface driver hub [ 9.821136][ T1] usbcore: registered new device driver usb [ 9.832234][ T1] mc: Linux media interface: v0.10 [ 9.840396][ T1] videodev: Linux video capture interface: v2.00 [ 9.850705][ T1] pps_core: LinuxPPS API ver. 1 registered [ 9.860324][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 9.870934][ T1] PTP clock support registered [ 9.884541][ T1] EDAC MC: Ver: 3.0.0 [ 9.909392][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 9.929427][ T1] Bluetooth: Core ver 2.22 [ 9.931430][ T1] NET: Registered protocol family 31 [ 9.937330][ T1] Bluetooth: HCI device and connection manager initialized [ 9.940717][ T1] Bluetooth: HCI socket layer initialized [ 9.947097][ T1] Bluetooth: L2CAP socket layer initialized [ 9.950531][ T1] Bluetooth: SCO socket layer initialized [ 9.957451][ T1] NET: Registered protocol family 8 [ 9.960317][ T1] NET: Registered protocol family 20 [ 9.967763][ T1] NetLabel: Initializing [ 9.970313][ T1] NetLabel: domain hash size = 128 [ 9.979006][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 9.982701][ T1] NetLabel: unlabeled traffic allowed by default [ 9.994399][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 10.000755][ T1] NET: Registered protocol family 39 [ 10.007052][ T1] PCI: Using ACPI for IRQ routing [ 10.845837][ T1] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 10.850325][ T1] hpet0: 3 comparators, 64-bit 100.000000 MHz counter [ 10.863900][ T1] clocksource: Switched to clocksource kvm-clock [ 13.829282][ T1] VFS: Disk quotas dquot_6.6.0 [ 13.834710][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 13.847916][ T1] FS-Cache: Loaded [ 13.855786][ T1] CacheFiles: Loaded [ 13.863970][ T1] TOMOYO: 2.6.0 [ 13.867408][ T1] Mandatory Access Control activated. [ 13.874613][ T1] pnp: PnP ACPI init [ 13.901671][ T1] pnp: PnP ACPI: found 6 devices [ 13.977645][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 13.992639][ T1] NET: Registered protocol family 2 [ 14.008819][ T1] tcp_listen_portaddr_hash hash table entries: 1024 (order: 4, 81920 bytes, vmalloc) [ 14.019677][ T1] TCP established hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 14.032793][ T1] TCP bind hash table entries: 16384 (order: 8, 1179648 bytes, vmalloc) [ 14.041252][ T1] TCP: Hash tables configured (established 16384 bind 16384) [ 14.052051][ T1] MPTCP token hash table entries: 2048 (order: 5, 180224 bytes, vmalloc) [ 14.061286][ T1] UDP hash table entries: 1024 (order: 5, 163840 bytes, vmalloc) [ 14.069422][ T1] UDP-Lite hash table entries: 1024 (order: 5, 163840 bytes, vmalloc) [ 14.079619][ T1] NET: Registered protocol family 1 [ 14.091584][ T1] RPC: Registered named UNIX socket transport module. [ 14.098219][ T1] RPC: Registered udp transport module. [ 14.103804][ T1] RPC: Registered tcp transport module. [ 14.109124][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 14.120970][ T1] NET: Registered protocol family 44 [ 14.127283][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 14.134464][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 14.141471][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 14.148882][ T1] pci_bus 0000:00: resource 7 [mem 0x80000000-0xafffffff window] [ 14.156197][ T1] pci_bus 0000:00: resource 8 [mem 0xc0000000-0xfebfffff window] [ 14.165961][ T1] pci_bus 0000:00: resource 9 [mem 0x580000000-0xd7fffffff window] [ 14.176340][ T1] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 14.187675][ T1] pci 0000:00:01.0: pci_fixup_video+0x0/0x270 took 11253 usecs [ 14.215356][ T1] PCI Interrupt Link [GSIA] enabled at IRQ 16 [ 14.244180][ T1] pci 0000:00:1d.0: quirk_usb_early_handoff+0x0/0x105b took 44782 usecs [ 14.266826][ T1] PCI Interrupt Link [GSIB] enabled at IRQ 17 [ 14.291677][ T1] pci 0000:00:1d.1: quirk_usb_early_handoff+0x0/0x105b took 36587 usecs [ 14.316071][ T1] PCI Interrupt Link [GSIC] enabled at IRQ 18 [ 14.338112][ T1] pci 0000:00:1d.2: quirk_usb_early_handoff+0x0/0x105b took 33738 usecs [ 14.361084][ T1] PCI Interrupt Link [GSID] enabled at IRQ 19 [ 14.382964][ T1] pci 0000:00:1d.7: quirk_usb_early_handoff+0x0/0x105b took 34058 usecs [ 14.391888][ T1] PCI: CLS 0 bytes, default 64 [ 14.408539][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 14.417200][ T1] software IO TLB: mapped [mem 0x7ac00000-0x7ec00000] (64MB) [ 14.432454][ T1] kvm: no hardware support [ 14.437364][ T1] has_svm: not amd or hygon [ 14.442427][ T1] kvm: no hardware support [ 14.447314][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1cd4c92266a, max_idle_ns: 440795223404 ns [ 14.460554][ T1] clocksource: Switched to clocksource tsc [ 14.470633][ T1] mce: Machine check injector initialized [ 14.488385][ T1] check: Scanning for low memory corruption every 60 seconds [ 14.692515][ T1] Initialise system trusted keyrings [ 14.706575][ T1] workingset: timestamp_bits=40 max_order=19 bucket_order=0 [ 14.719814][ T1] zbud: loaded [ 14.735145][ T1] DLM installed [ 14.744043][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 14.762403][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 14.773335][ T1] NFS: Registering the id_resolver key type [ 14.781460][ T1] Key type id_resolver registered [ 14.790103][ T1] Key type id_legacy registered [ 14.798567][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 14.813660][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 14.833440][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 14.844246][ T1] Key type cifs.spnego registered [ 14.853239][ T1] Key type cifs.idmap registered [ 14.859777][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 14.867432][ T1] fuse: init (API version 7.31) [ 14.881574][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 14.932622][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 14.954612][ T1] 9p: Installing v9fs 9p2000 file system support [ 14.964535][ T1] FS-Cache: Netfs '9p' registered for caching [ 14.976147][ T1] ocfs2: Registered cluster interface o2cb [ 14.985160][ T1] ocfs2: Registered cluster interface user [ 14.993695][ T1] OCFS2 User DLM kernel interface loaded [ 15.025277][ T1] gfs2: GFS2 installed [ 15.058771][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 15.069802][ T1] ceph: loaded (mds proto 32) [ 15.112861][ T1] NET: Registered protocol family 38 [ 15.223523][ T1] async_tx: api initialized (async) [ 15.234557][ T1] Key type asymmetric registered [ 15.242560][ T1] Asymmetric key parser 'x509' registered [ 15.250555][ T1] Asymmetric key parser 'pkcs8' registered [ 15.257462][ T1] Key type pkcs7_test registered [ 15.263335][ T1] Asymmetric key parser 'tpm_parser' registered [ 15.278632][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 15.303269][ T1] io scheduler mq-deadline registered [ 15.310176][ T1] io scheduler kyber registered [ 15.317856][ T1] io scheduler bfq registered [ 15.361860][ T1] hgafb: HGA card not detected. [ 15.367842][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 15.378297][ T1] usbcore: registered new interface driver udlfb [ 15.395317][ T1] uvesafb: failed to execute /sbin/v86d [ 15.401631][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 15.410037][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 15.419488][ T1] uvesafb: vbe_init() failed with -22 [ 15.428776][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 15.438850][ T1] vga16fb: mapped to 0x000000008563e602 [ 23.334012][ T1] Console: switching to colour frame buffer device 80x30 [ 32.193056][ T1] fb0: VGA16 VGA frame buffer device [ 32.276095][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 32.325347][ T1] ACPI: Power Button [PWRF] [ 32.598374][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 32.649427][ T1] PCI Interrupt Link [GSIF] enabled at IRQ 21 [ 32.698146][ T1] PCI Interrupt Link [GSIG] enabled at IRQ 22 [ 32.736403][ T1] PCI Interrupt Link [GSIH] enabled at IRQ 23 [ 33.173435][ T1] N_HDLC line discipline registered with maxframe=4096 [ 33.183030][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 33.197470][ T1] 00:05: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 33.252807][ T1] Cyclades driver 2.6 [ 33.259070][ T1] Initializing Nozomi driver 2.1d [ 33.274991][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 33.290944][ T1] No rocketport ports found; unloading driver [ 33.323680][ T1] Non-volatile memory driver v1.3 [ 33.331995][ T1] Linux agpgart interface v0.103 [ 33.362728][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 33.384843][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 33.393948][ T1] usbcore: registered new interface driver udl [ 33.403761][ T1] [drm] pci: virtio-vga detected at 0000:00:01.0 [ 33.411589][ T1] fb0: switching to virtiodrmfb from VGA16 VGA [ 36.902056][ T1] Console: switching to colour VGA+ 80x25 [ 36.920197][ T1] virtio-pci 0000:00:01.0: vgaarb: deactivate vga console [ 36.954021][ T1] Console: switching to colour dummy device 80x25 [ 36.963865][ T1] [drm] features: -virgl +edid [ 36.986184][ T1] [drm] number of scanouts: 1 [ 36.991097][ T1] [drm] number of cap sets: 0 [ 37.011351][ T1] [drm] Initialized virtio_gpu 0.1.0 0 for virtio0 on minor 2 [ 37.049194][ T1] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 37.050316][ T1] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 37.050316][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.9.0-rc4-syzkaller #0 [ 37.050316][ T1] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.12.0-59-gc9ba5276e321-prebuilt.qemu.org 04/01/2014 [ 37.050316][ T1] RIP: 0010:swiotlb_map+0x5ac/0x700 [ 37.050316][ 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 [ 37.050316][ T1] RSP: 0000:ffffc9000034f3e0 EFLAGS: 00010246 [ 37.050316][ T1] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff8162f5dd [ 37.050316][ T1] RDX: 0000000000000000 RSI: ffffffff8162f658 RDI: ffff888076648470 [ 37.050316][ T1] RBP: ffff888076648048 R08: 0000000000000001 R09: ffffffff8c5f5a37 [ 37.050316][ T1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 37.050316][ T1] R13: 000000007ac00000 R14: dffffc0000000000 R15: 0000000000001000 [ 37.050316][ T1] FS: 0000000000000000(0000) GS:ffff88802cf00000(0000) knlGS:0000000000000000 [ 37.050316][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.050316][ T1] CR2: 0000000000000000 CR3: 0000000009a8d000 CR4: 0000000000350ee0 [ 37.050316][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.050316][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.050316][ T1] Call Trace: [ 37.050316][ T1] ? swiotlb_tbl_sync_single+0x170/0x170 [ 37.050316][ T1] ? memset+0x20/0x40 [ 37.050316][ T1] dma_direct_map_sg+0x3bb/0x670 [ 37.050316][ T1] ? dma_direct_unmap_sg+0x2d0/0x2d0 [ 37.050316][ T1] dma_map_sg_attrs+0xd0/0x160 [ 37.050316][ T1] drm_gem_shmem_get_pages_sgt+0x1fc/0x310 [ 37.050316][ T1] ? drm_gem_shmem_get_pages+0x6c/0x1b0 [ 37.050316][ T1] virtio_gpu_object_create+0x2fd/0xa70 [ 37.050316][ T1] ? lock_is_held_type+0xbb/0xf0 [ 37.050316][ T1] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 37.050316][ T1] virtio_gpu_mode_dumb_create+0x298/0x530 [ 37.050316][ T1] ? virtio_gpu_init.cold+0x960/0x960 [ 37.050316][ T1] ? mark_lock+0xbc/0x1710 [ 37.050316][ T1] ? rwlock_bug.part.0+0x90/0x90 [ 37.050316][ T1] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 37.050316][ T1] ? trace_kmalloc+0xfd/0x130 [ 37.050316][ T1] drm_mode_create_dumb+0x27c/0x300 [ 37.050316][ T1] drm_client_framebuffer_create+0x1b7/0x770 [ 37.050316][ T1] ? drm_client_buffer_delete+0x260/0x260 [ 37.050316][ T1] ? lock_is_held_type+0xbb/0xf0 [ 37.050316][ T1] ? drm_dev_dbg+0xb4/0x17b [ 37.050316][ T1] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 37.050316][ T1] drm_fb_helper_generic_probe+0x1e5/0x810 [ 37.050316][ T1] ? lock_is_held_type+0xbb/0xf0 [ 37.050316][ T1] __drm_fb_helper_initial_config_and_unlock+0xbc6/0x12d0 [ 37.050316][ T1] ? drm_fb_helper_alloc_fbi+0x260/0x260 [ 37.050316][ T1] ? debug_mutex_init+0x31/0x60 [ 37.050316][ T1] drm_fbdev_client_hotplug+0x2d4/0x580 [ 37.050316][ T1] drm_fbdev_generic_setup+0x1c8/0x450 [ 37.050316][ T1] virtio_gpu_probe+0x28f/0x2e0 [ 37.050316][ T1] ? virtio_gpu_remove+0x60/0x60 [ 37.050316][ T1] ? pci_iounmap+0x90/0xa0 [ 37.050316][ T1] ? vp_modern_find_vqs+0x170/0x170 [ 37.050316][ T1] ? vp_get_status+0x37/0x40 [ 37.050316][ T1] ? ioread8+0xab/0xc0 [ 37.050316][ T1] virtio_dev_probe+0x445/0x6f0 [ 37.050316][ T1] ? virtio_device_restore+0x1f0/0x1f0 [ 37.050316][ T1] really_probe+0x282/0x9f0 [ 37.050316][ T1] driver_probe_device+0xfe/0x1d0 [ 37.050316][ T1] device_driver_attach+0x228/0x290 [ 37.050316][ T1] __driver_attach+0xda/0x240 [ 37.050316][ T1] ? device_driver_attach+0x290/0x290 [ 37.050316][ T1] bus_for_each_dev+0x147/0x1d0 [ 37.050316][ T1] ? subsys_dev_iter_exit+0x20/0x20 [ 37.050316][ T1] bus_add_driver+0x348/0x5a0 [ 37.050316][ T1] driver_register+0x220/0x3a0 [ 37.050316][ T1] ? bochs_init+0x86/0x86 [ 37.050316][ T1] do_one_initcall+0x10a/0x7a4 [ 37.050316][ T1] ? perf_trace_initcall_level+0x3d0/0x3d0 [ 37.050316][ T1] ? parameq+0x160/0x170 [ 37.050316][ T1] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 37.050316][ T1] ? lock_is_held_type+0xbb/0xf0 [ 37.050316][ T1] kernel_init_freeable+0x5e9/0x66d [ 37.050316][ T1] ? rest_init+0x360/0x360 [ 37.050316][ T1] kernel_init+0xd/0x1c0 [ 37.050316][ T1] ret_from_fork+0x1f/0x30 [ 37.050316][ T1] Modules linked in: [ 37.527316][ T1] ---[ end trace 10c0948e0a62ac0b ]--- [ 37.533530][ T1] RIP: 0010:swiotlb_map+0x5ac/0x700 [ 37.538752][ 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 [ 37.557965][ T1] RSP: 0000:ffffc9000034f3e0 EFLAGS: 00010246 [ 37.563955][ T1] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff8162f5dd [ 37.571811][ T1] RDX: 0000000000000000 RSI: ffffffff8162f658 RDI: ffff888076648470 [ 37.579589][ T1] RBP: ffff888076648048 R08: 0000000000000001 R09: ffffffff8c5f5a37 [ 37.587675][ T1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 37.595472][ T1] R13: 000000007ac00000 R14: dffffc0000000000 R15: 0000000000001000 [ 37.603804][ T1] FS: 0000000000000000(0000) GS:ffff88802cf00000(0000) knlGS:0000000000000000 [ 37.613742][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.621023][ T1] CR2: 0000000000000000 CR3: 0000000009a8d000 CR4: 0000000000350ee0 [ 37.629073][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.636931][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.645421][ T1] Kernel panic - not syncing: Fatal exception [ 37.654998][ T1] Kernel Offset: disabled [ 37.654998][ T1] Rebooting in 86400 seconds..