[ 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 [ 0.000012][ T0] kvm-clock: cpu 0, msr becb001, primary cpu clock [ 0.000012][ T0] kvm-clock: using sched offset of 6440850805 cycles [ 0.007528][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.027828][ T0] tsc: Detected 2000.164 MHz processor [ 0.042611][ T0] last_pfn = 0x7ffdd max_arch_pfn = 0x400000000 [ 0.051596][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.073383][ T0] found SMP MP-table at [mem 0x000f5a40-0x000f5a4f] [ 0.082269][ T0] check: Scanning 1 areas for low memory corruption [ 0.093136][ T0] ACPI: Early table checksum verification disabled [ 0.101223][ T0] ACPI: RSDP 0x00000000000F5870 000014 (v00 BOCHS ) [ 0.109014][ T0] ACPI: RSDT 0x000000007FFE1F9D 000040 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001) [ 0.119998][ T0] ACPI: FACP 0x000000007FFE1860 0000F4 (v03 BOCHS BXPCFACP 00000001 BXPC 00000001) [ 0.131134][ T0] ACPI: DSDT 0x000000007FFDF040 002820 (v01 BOCHS BXPCDSDT 00000001 BXPC 00000001) [ 0.141934][ T0] ACPI: FACS 0x000000007FFDF000 000040 [ 0.148231][ T0] ACPI: APIC 0x000000007FFE1954 0000B0 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001) [ 0.159187][ T0] ACPI: HPET 0x000000007FFE1A04 000038 (v01 BOCHS BXPCHPET 00000001 BXPC 00000001) [ 0.169909][ T0] ACPI: SRAT 0x000000007FFE1A3C 000178 (v01 BOCHS BXPCSRAT 00000001 BXPC 00000001) [ 0.180377][ T0] ACPI: MCFG 0x000000007FFE1BB4 00003C (v01 BOCHS BXPCMCFG 00000001 BXPC 00000001) [ 0.190867][ T0] ACPI: SSDT 0x000000007FFE1BF0 0002CD (v01 BOCHS NVDIMM 00000001 BXPC 00000001) [ 0.201427][ T0] ACPI: NFIT 0x000000007FFE1EBD 0000E0 (v01 BOCHS BXPCNFIT 00000001 BXPC 00000001) [ 0.214565][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.220136][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.225884][ T0] SRAT: PXM 0 -> APIC 0x02 -> Node 0 [ 0.231530][ T0] SRAT: PXM 0 -> APIC 0x03 -> Node 0 [ 0.237272][ T0] SRAT: PXM 1 -> APIC 0x04 -> Node 1 [ 0.242553][ T0] SRAT: PXM 1 -> APIC 0x05 -> Node 1 [ 0.248244][ T0] SRAT: PXM 1 -> APIC 0x06 -> Node 1 [ 0.254090][ T0] SRAT: PXM 1 -> APIC 0x07 -> Node 1 [ 0.259726][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.266883][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0x3fffffff] [ 0.274355][ T0] ACPI: SRAT: Node 1 PXM 1 [mem 0x40000000-0x7fffffff] [ 0.281444][ T0] ACPI: SRAT: Node 1 PXM 1 [mem 0x100000000-0x57fffffff] hotplug [ 0.289775][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0x3fffffff] -> [mem 0x00000000-0x3fffffff] [ 0.302216][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000003fffffff] (1024MB) [ 0.311504][ T0] Faking node 1 at [mem 0x0000000040000000-0x000000007ffdcfff] (1023MB) [ 0.321396][ T0] NODE_DATA(0) allocated [mem 0x3fffb000-0x3fffffff] [ 0.329799][ T0] NODE_DATA(1) allocated [mem 0x7ffd7000-0x7ffdbfff] [ 0.386660][ T0] Zone ranges: [ 0.391236][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.399289][ T0] DMA32 [mem 0x0000000001000000-0x000000007ffdcfff] [ 0.408372][ T0] Normal empty [ 0.413498][ T0] Device empty [ 0.418570][ T0] Movable zone start for each node [ 0.426283][ T0] Early memory node ranges [ 0.433649][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.441927][ T0] node 0: [mem 0x0000000000100000-0x000000003fffffff] [ 0.451068][ T0] node 1: [mem 0x0000000040000000-0x000000007ffdcfff] [ 0.459545][ T0] Zeroed struct page in unavailable ranges: 133 pages [ 0.459574][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000003fffffff] [ 0.484988][ T0] Initmem setup node 1 [mem 0x0000000040000000-0x000000007ffdcfff] [ 1.134206][ T0] kasan: KernelAddressSanitizer initialized [ 1.149214][ T0] ACPI: PM-Timer IO Port: 0x608 [ 1.155241][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 1.163577][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 1.173038][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 1.181084][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 1.189363][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 1.197801][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 1.206289][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 1.214966][ T0] Using ACPI (MADT) for SMP configuration information [ 1.222015][ T0] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 1.228984][ T0] TSC deadline timer available [ 1.234728][ T0] smpboot: Allowing 8 CPUs, 4 hotplug CPUs [ 1.242183][ T0] kvm-guest: KVM setup pv remote TLB flush [ 1.249809][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 1.259377][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 1.268582][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 1.279402][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 1.290176][ T0] [mem 0xc0000000-0xfed1bfff] available for PCI devices [ 1.300707][ T0] Booting paravirtualized kernel on KVM [ 1.307828][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.428755][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:8 nr_node_ids:2 [ 1.455355][ T0] percpu: Embedded 65 pages/cpu s226760 r8192 d31288 u1048576 [ 1.465906][ T0] kvm-guest: stealtime: cpu 0, msr 2ce20a80 [ 1.473367][ T0] kvm-guest: PV spinlocks enabled [ 1.479267][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 1.489429][ T0] Built 2 zonelists, mobility grouping on. Total pages: 515942 [ 1.498336][ T0] Policy zone: DMA32 [ 1.502296][ 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 [ 1.608254][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.970193][ T0] Memory: 1503356K/2096620K available (116743K kernel code, 17657K rwdata, 21616K rodata, 2792K init, 23952K bss, 593008K reserved, 0K cma-reserved) [ 2.036280][ T0] Running RCU self tests [ 2.044237][ T0] rcu: Preemptible hierarchical RCU implementation. [ 2.054785][ T0] rcu: RCU lockdep checking is enabled. [ 2.064324][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=8. [ 2.076055][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 2.089795][ T0] rcu: RCU debug extended QS entry/exit. [ 2.099947][ T0] All grace periods are expedited (rcu_expedited). [ 2.110284][ T0] Trampoline variant of Tasks RCU enabled. [ 2.119521][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 2.134072][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=8 [ 2.159316][ T0] NR_IRQS: 4352, nr_irqs: 488, preallocated irqs: 16 [ 2.188422][ T0] random: get_random_bytes called from start_kernel+0x23b/0x46a with crng_init=0 [ 2.327803][ T0] Console: colour VGA+ 80x25 [ 2.351782][ T0] printk: console [ttyS0] enabled [ 2.351782][ T0] printk: console [ttyS0] enabled [ 2.367501][ T0] printk: bootconsole [earlyser0] disabled [ 2.367501][ T0] printk: bootconsole [earlyser0] disabled [ 2.388888][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 2.403260][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 2.412038][ T0] ... MAX_LOCK_DEPTH: 48 [ 2.419428][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 2.428101][ T0] ... CLASSHASH_SIZE: 4096 [ 2.437279][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 2.446237][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 2.454877][ T0] ... CHAINHASH_SIZE: 32768 [ 2.463897][ T0] memory used by lock dependency info: 6301 kB [ 2.473550][ T0] memory used for stack traces: 4224 kB [ 2.483053][ T0] per task-struct memory footprint: 1920 bytes [ 2.495079][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 2.517474][ T0] ACPI: Core revision 20200717 [ 2.536204][ T0] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604467 ns [ 2.569254][ T0] APIC: Switch to symmetric I/O mode setup [ 2.588776][ T0] x2apic enabled [ 2.599737][ T0] Switched APIC routing to physical x2apic. [ 2.610470][ T0] kvm-guest: setup PV IPIs [ 2.651455][ T0] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 2.663708][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1cd4c92266a, max_idle_ns: 440795223404 ns [ 2.684862][ T0] Calibrating delay loop (skipped) preset value.. 4000.32 BogoMIPS (lpj=20001640) [ 2.695892][ T0] pid_max: default: 32768 minimum: 301 [ 2.707181][ T0] LSM: Security Framework initializing [ 2.714756][ T0] LSM: security= is ignored because it is superseded by lsm= [ 2.725020][ T0] Yama: becoming mindful. [ 2.731557][ T0] SELinux: Initializing. [ 2.736900][ T0] TOMOYO Linux initialized [ 2.744741][ T0] LSM support for eBPF active [ 2.757683][ T0] Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes, vmalloc) [ 2.769182][ T0] Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 2.774984][ T0] Mount-cache hash table entries: 4096 (order: 3, 32768 bytes, vmalloc) [ 2.784865][ T0] Mountpoint-cache hash table entries: 4096 (order: 3, 32768 bytes, vmalloc) [ 2.832532][ T0] x86/cpu: User Mode Instruction Prevention (UMIP) activated [ 2.845915][ T0] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 2.852457][ T0] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 2.855275][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 2.864701][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 2.864916][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 2.885011][ T0] TAA: Mitigation: Clear CPU buffers [ 2.894576][ T0] MDS: Mitigation: Clear CPU buffers [ 2.933625][ T0] Freeing SMP alternatives memory: 104K [ 3.037571][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.00GHz (family: 0x6, model: 0x55, stepping: 0x3) [ 3.060929][ T1] Performance Events: unsupported p6 CPU model 85 no PMU driver, software events only. [ 3.067920][ T1] rcu: Hierarchical SRCU implementation. [ 3.080195][ T1] dyndbg: Ignore empty _ddebug table in a CONFIG_DYNAMIC_DEBUG_CORE build [ 3.087232][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 3.103359][ T1] smp: Bringing up secondary CPUs ... [ 3.117956][ T1] x86: Booting SMP configuration: [ 3.123661][ T1] .... node #0, CPUs: #1 [ 0.429570][ T0] kvm-clock: cpu 1, msr becb041, secondary cpu clock [ 3.144709][ T15] kvm-guest: stealtime: cpu 1, msr 2cf20a80 [ 3.155030][ 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. [ 3.165153][ 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. [ 3.187789][ T1] #2 [ 0.429570][ T0] kvm-clock: cpu 2, msr becb081, secondary cpu clock [ 3.215358][ T20] kvm-guest: stealtime: cpu 2, msr 2d020a80 [ 3.230575][ T1] #3 [ 0.429570][ T0] kvm-clock: cpu 3, msr becb0c1, secondary cpu clock [ 3.253961][ T25] kvm-guest: stealtime: cpu 3, msr 2d120a80 [ 3.265171][ T1] smp: Brought up 2 nodes, 4 CPUs [ 3.274738][ T1] smpboot: Max logical packages: 2 [ 3.283871][ T1] smpboot: Total of 4 processors activated (16001.31 BogoMIPS) [ 3.327218][ T1] devtmpfs: initialized [ 3.340476][ T1] x86/mm: Memory block size: 128MB [ 3.387922][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 3.398327][ T33] kworker/u17:0 (33) used greatest stack depth: 27504 bytes left [ 3.406554][ T1] futex hash table entries: 2048 (order: 6, 262144 bytes, vmalloc) [ 3.428585][ T1] xor: automatically using best checksumming function avx [ 3.442378][ T1] PM: RTC time: 10:57:39, date: 2020-08-11 [ 3.468028][ T1] NET: Registered protocol family 16 [ 3.482064][ T1] audit: initializing netlink subsys (disabled) [ 3.495337][ T39] audit: type=2000 audit(1597143460.073:1): state=initialized audit_enabled=0 res=1 [ 3.501486][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 3.501486][ T1] thermal_sys: Registered thermal governor 'user_space' [ 3.505026][ T1] cpuidle: using governor menu [ 3.524628][ T1] NET: Registered protocol family 42 [ 3.546292][ T1] ACPI: bus type PCI registered [ 3.560211][ T1] dca service started, version 1.12.1 [ 3.566929][ T1] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0xb0000000-0xbfffffff] (base 0xb0000000) [ 3.585308][ T1] PCI: MMCONFIG at [mem 0xb0000000-0xbfffffff] reserved in E820 [ 3.750467][ T1] PCI: Using configuration type 1 for base access [ 3.950854][ T741] kworker/u17:7 (741) used greatest stack depth: 27472 bytes left [ 4.085192][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 4.136809][ T1] cryptd: max_cpu_qlen set to 1000 [ 4.344742][ T1] raid6: avx512x4 gen() 16095 MB/s [ 4.514810][ T1] raid6: avx512x4 xor() 4354 MB/s [ 4.675242][ T1] raid6: avx512x2 gen() 9376 MB/s [ 4.845893][ T1] raid6: avx512x2 xor() 5015 MB/s [ 5.016806][ T1] raid6: avx512x1 gen() 7274 MB/s [ 5.187756][ T1] raid6: avx512x1 xor() 3439 MB/s [ 5.368726][ T1] raid6: avx2x4 gen() 8961 MB/s [ 5.552274][ T1] raid6: avx2x4 xor() 4870 MB/s [ 5.724585][ T1] raid6: avx2x2 gen() 6407 MB/s [ 5.886533][ T1] raid6: avx2x2 xor() 2998 MB/s [ 6.057579][ T1] raid6: avx2x1 gen() 4440 MB/s [ 6.229042][ T1] raid6: avx2x1 xor() 1706 MB/s [ 6.400344][ T1] raid6: sse2x4 gen() 5288 MB/s [ 6.569764][ T1] raid6: sse2x4 xor() 2830 MB/s [ 6.739665][ T1] raid6: sse2x2 gen() 3648 MB/s [ 6.906361][ T1] raid6: sse2x2 xor() 1697 MB/s [ 7.077786][ T1] raid6: sse2x1 gen() 2205 MB/s [ 7.249878][ T1] raid6: sse2x1 xor() 890 MB/s [ 7.254609][ T1] raid6: using algorithm avx512x4 gen() 16095 MB/s [ 7.262275][ T1] raid6: .... xor() 4354 MB/s, rmw enabled [ 7.274931][ T1] raid6: using avx512x2 recovery algorithm [ 7.295721][ T1] ACPI: Added _OSI(Module Device) [ 7.302586][ T1] ACPI: Added _OSI(Processor Device) [ 7.304618][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 7.311597][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 7.314675][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 7.321094][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 7.334629][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 7.411642][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 7.475667][ T1] ACPI: Interpreter enabled [ 7.483223][ T1] ACPI: (supports S0 S3 S4 S5) [ 7.495102][ T1] ACPI: Using IOAPIC for interrupt routing [ 7.504615][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 7.518731][ T1] ACPI: Enabled 3 GPEs in block 00 to 3F [ 7.646045][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 7.654873][ T1] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 7.669579][ T1] acpi PNP0A08:00: _OSC: platform does not support [LTR] [ 7.677871][ T1] acpi PNP0A08:00: _OSC: OS now controls [PCIeHotplug PME AER PCIeCapability] [ 7.690889][ T1] PCI host bridge to bus 0000:00 [ 7.704653][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 7.712683][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 7.714616][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 7.725118][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 7.734671][ T1] pci_bus 0000:00: root bus resource [mem 0x80000000-0xafffffff window] [ 7.743188][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 7.754623][ T1] pci_bus 0000:00: root bus resource [mem 0x580000000-0xd7fffffff window] [ 7.763903][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 7.767124][ T1] pci 0000:00:00.0: [8086:29c0] type 00 class 0x060000 [ 7.787542][ T1] pci 0000:00:01.0: [1af4:1050] type 00 class 0x030000 [ 7.817295][ T1] pci 0000:00:01.0: reg 0x10: [mem 0xfe000000-0xfe7fffff pref] [ 7.860276][ T1] pci 0000:00:01.0: reg 0x18: [mem 0xfe800000-0xfe803fff 64bit pref] [ 7.900863][ T1] pci 0000:00:01.0: reg 0x20: [mem 0xfebf4000-0xfebf4fff] [ 7.943581][ T1] pci 0000:00:01.0: reg 0x30: [mem 0xfebe0000-0xfebeffff pref] [ 8.008623][ T1] pci 0000:00:02.0: [1af4:1000] type 00 class 0x020000 [ 8.029982][ T1] pci 0000:00:02.0: reg 0x10: [io 0xc680-0xc69f] [ 8.047054][ T1] pci 0000:00:02.0: reg 0x14: [mem 0xfebf5000-0xfebf5fff] [ 8.061614][ T1] pci 0000:00:02.0: reg 0x20: [mem 0xfe804000-0xfe807fff 64bit pref] [ 8.076403][ T1] pci 0000:00:02.0: reg 0x30: [mem 0xfeb40000-0xfeb7ffff pref] [ 8.098289][ T1] pci 0000:00:03.0: [8086:100e] type 00 class 0x020000 [ 8.106951][ T1] pci 0000:00:03.0: reg 0x10: [mem 0xfebc0000-0xfebdffff] [ 8.116055][ T1] pci 0000:00:03.0: reg 0x14: [io 0xc600-0xc63f] [ 8.131310][ T1] pci 0000:00:03.0: reg 0x30: [mem 0xfeb80000-0xfebbffff pref] [ 8.148658][ T1] pci 0000:00:04.0: [1274:5000] type 00 class 0x040100 [ 8.156609][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc400-0xc4ff] [ 8.174966][ T1] pci 0000:00:05.0: [8086:2415] type 00 class 0x040100 [ 8.185400][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc000-0xc3ff] [ 8.194431][ T1] pci 0000:00:05.0: reg 0x14: [io 0xc500-0xc5ff] [ 8.217518][ T1] pci 0000:00:06.0: [8086:2668] type 00 class 0x040300 [ 8.226312][ T1] pci 0000:00:06.0: reg 0x10: [mem 0xfebf0000-0xfebf3fff] [ 8.246684][ T1] pci 0000:00:07.0: [1af4:1009] type 00 class 0x000200 [ 8.256766][ T1] pci 0000:00:07.0: reg 0x10: [io 0xc6a0-0xc6bf] [ 8.266352][ T1] pci 0000:00:07.0: reg 0x14: [mem 0xfebf6000-0xfebf6fff] [ 8.279897][ T1] pci 0000:00:07.0: reg 0x20: [mem 0xfe808000-0xfe80bfff 64bit pref] [ 8.297620][ T1] pci 0000:00:1d.0: [8086:2934] type 00 class 0x0c0300 [ 8.310012][ T1] pci 0000:00:1d.0: reg 0x20: [io 0xc6c0-0xc6df] [ 8.330544][ T1] pci 0000:00:1d.1: [8086:2935] type 00 class 0x0c0300 [ 8.340184][ T1] pci 0000:00:1d.1: reg 0x20: [io 0xc6e0-0xc6ff] [ 8.359180][ T1] pci 0000:00:1d.2: [8086:2936] type 00 class 0x0c0300 [ 8.370274][ T1] pci 0000:00:1d.2: reg 0x20: [io 0xc700-0xc71f] [ 8.384611][ T1] pci 0000:00:1d.7: [8086:293a] type 00 class 0x0c0320 [ 8.386207][ T1] pci 0000:00:1d.7: reg 0x10: [mem 0xfebf7000-0xfebf7fff] [ 8.404618][ T1] pci 0000:00:1f.0: [8086:2918] type 00 class 0x060100 [ 8.421683][ T1] pci 0000:00:1f.0: quirk: [io 0x0600-0x067f] claimed by ICH6 ACPI/GPIO/TCO [ 8.440760][ T1] pci 0000:00:1f.2: [8086:2922] type 00 class 0x010601 [ 8.454398][ T1] pci 0000:00:1f.2: reg 0x20: [io 0xc720-0xc73f] [ 8.466038][ T1] pci 0000:00:1f.2: reg 0x24: [mem 0xfebf8000-0xfebf8fff] [ 8.484612][ T1] pci 0000:00:1f.3: [8086:2930] type 00 class 0x0c0500 [ 8.490436][ T1] pci 0000:00:1f.3: reg 0x20: [io 0x0700-0x073f] [ 8.545425][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 8.556478][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 8.566443][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 8.577116][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 8.587345][ T1] ACPI: PCI Interrupt Link [LNKE] (IRQs 5 *10 11) [ 8.607781][ T1] ACPI: PCI Interrupt Link [LNKF] (IRQs 5 *10 11) [ 8.617442][ T1] ACPI: PCI Interrupt Link [LNKG] (IRQs 5 10 *11) [ 8.627020][ T1] ACPI: PCI Interrupt Link [LNKH] (IRQs 5 10 *11) [ 8.635047][ T1] ACPI: PCI Interrupt Link [GSIA] (IRQs *16) [ 8.643085][ T1] ACPI: PCI Interrupt Link [GSIB] (IRQs *17) [ 8.654982][ T1] ACPI: PCI Interrupt Link [GSIC] (IRQs *18) [ 8.664928][ T1] ACPI: PCI Interrupt Link [GSID] (IRQs *19) [ 8.672485][ T1] ACPI: PCI Interrupt Link [GSIE] (IRQs *20) [ 8.685212][ T1] ACPI: PCI Interrupt Link [GSIF] (IRQs *21) [ 8.693184][ T1] ACPI: PCI Interrupt Link [GSIG] (IRQs *22) [ 8.694975][ T1] ACPI: PCI Interrupt Link [GSIH] (IRQs *23) [ 8.768675][ T1] iommu: Default domain type: Translated [ 8.787390][ T1] pci 0000:00:01.0: vgaarb: setting as boot VGA device [ 8.794567][ T1] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 8.815471][ T1] pci 0000:00:01.0: vgaarb: bridge control possible [ 8.823562][ T1] vgaarb: loaded [ 8.855600][ T1] SCSI subsystem initialized [ 8.882397][ T1] ACPI: bus type USB registered [ 8.895309][ T1] usbcore: registered new interface driver usbfs [ 8.904644][ T1] usbcore: registered new interface driver hub [ 8.915730][ T1] usbcore: registered new device driver usb [ 8.930818][ T1] mc: Linux media interface: v0.10 [ 8.944568][ T1] videodev: Linux video capture interface: v2.00 [ 8.958030][ T1] pps_core: LinuxPPS API ver. 1 registered [ 8.964759][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 8.984836][ T1] PTP clock support registered [ 8.992766][ T1] EDAC MC: Ver: 3.0.0 [ 9.023426][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 9.043007][ T1] Bluetooth: Core ver 2.22 [ 9.044828][ T1] NET: Registered protocol family 31 [ 9.054660][ T1] Bluetooth: HCI device and connection manager initialized [ 9.065127][ T1] Bluetooth: HCI socket layer initialized [ 9.071750][ T1] Bluetooth: L2CAP socket layer initialized [ 9.075065][ T1] Bluetooth: SCO socket layer initialized [ 9.083280][ T1] NET: Registered protocol family 8 [ 9.094750][ T1] NET: Registered protocol family 20 [ 9.101971][ T1] NetLabel: Initializing [ 9.104638][ T1] NetLabel: domain hash size = 128 [ 9.110356][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 9.116552][ T1] NetLabel: unlabeled traffic allowed by default [ 9.134568][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 9.135345][ T1] NET: Registered protocol family 39 [ 9.145297][ T1] PCI: Using ACPI for IRQ routing [ 10.220770][ T1] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 10.224620][ T1] hpet0: 3 comparators, 64-bit 100.000000 MHz counter [ 10.237331][ T1] clocksource: Switched to clocksource kvm-clock [ 13.292332][ T1] VFS: Disk quotas dquot_6.6.0 [ 13.300061][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 13.312149][ T1] FS-Cache: Loaded [ 13.322550][ T1] CacheFiles: Loaded [ 13.330960][ T1] TOMOYO: 2.6.0 [ 13.334977][ T1] Mandatory Access Control activated. [ 13.343422][ T1] pnp: PnP ACPI init [ 13.372749][ T1] pnp: PnP ACPI: found 6 devices [ 13.463605][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 13.480263][ T1] NET: Registered protocol family 2 [ 13.502153][ T1] tcp_listen_portaddr_hash hash table entries: 1024 (order: 4, 81920 bytes, vmalloc) [ 13.515092][ T1] TCP established hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 13.528693][ T1] TCP bind hash table entries: 16384 (order: 8, 1179648 bytes, vmalloc) [ 13.538570][ T1] TCP: Hash tables configured (established 16384 bind 16384) [ 13.550794][ T1] MPTCP token hash table entries: 2048 (order: 5, 180224 bytes, vmalloc) [ 13.561577][ T1] UDP hash table entries: 1024 (order: 5, 163840 bytes, vmalloc) [ 13.571781][ T1] UDP-Lite hash table entries: 1024 (order: 5, 163840 bytes, vmalloc) [ 13.584914][ T1] NET: Registered protocol family 1 [ 13.598443][ T1] RPC: Registered named UNIX socket transport module. [ 13.607101][ T1] RPC: Registered udp transport module. [ 13.613444][ T1] RPC: Registered tcp transport module. [ 13.619983][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 13.634460][ T1] NET: Registered protocol family 44 [ 13.642676][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 13.651094][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 13.659442][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 13.668481][ T1] pci_bus 0000:00: resource 7 [mem 0x80000000-0xafffffff window] [ 13.677409][ T1] pci_bus 0000:00: resource 8 [mem 0xc0000000-0xfebfffff window] [ 13.686643][ T1] pci_bus 0000:00: resource 9 [mem 0x580000000-0xd7fffffff window] [ 13.698529][ T1] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 13.710536][ T1] pci 0000:00:01.0: pci_fixup_video+0x0/0x270 took 11248 usecs [ 13.739803][ T1] PCI Interrupt Link [GSIA] enabled at IRQ 16 [ 13.767733][ T1] pci 0000:00:1d.0: quirk_usb_early_handoff+0x0/0x105b took 44771 usecs [ 13.788451][ T1] PCI Interrupt Link [GSIB] enabled at IRQ 17 [ 13.807797][ T1] pci 0000:00:1d.1: quirk_usb_early_handoff+0x0/0x105b took 30089 usecs [ 13.828343][ T1] PCI Interrupt Link [GSIC] enabled at IRQ 18 [ 13.847301][ T1] pci 0000:00:1d.2: quirk_usb_early_handoff+0x0/0x105b took 29899 usecs [ 13.869656][ T1] PCI Interrupt Link [GSID] enabled at IRQ 19 [ 13.891283][ T1] pci 0000:00:1d.7: quirk_usb_early_handoff+0x0/0x105b took 34381 usecs [ 13.900894][ T1] PCI: CLS 0 bytes, default 64 [ 13.919747][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 13.928020][ T1] software IO TLB: mapped [mem 0x7ac00000-0x7ec00000] (64MB) [ 13.948242][ T1] kvm: no hardware support [ 13.953511][ T1] has_svm: not amd or hygon [ 13.959579][ T1] kvm: no hardware support [ 13.964869][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1cd4c92266a, max_idle_ns: 440795223404 ns [ 13.979063][ T1] clocksource: Switched to clocksource tsc [ 13.986967][ T1] mce: Machine check injector initialized [ 14.010675][ T1] check: Scanning for low memory corruption every 60 seconds [ 14.195228][ T1] Initialise system trusted keyrings [ 14.207210][ T1] workingset: timestamp_bits=40 max_order=19 bucket_order=0 [ 14.217446][ T1] zbud: loaded [ 14.235994][ T1] DLM installed [ 14.243718][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 14.259833][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 14.270040][ T1] NFS: Registering the id_resolver key type [ 14.277617][ T1] Key type id_resolver registered [ 14.283476][ T1] Key type id_legacy registered [ 14.291088][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 14.300860][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 14.320556][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 14.331419][ T1] Key type cifs.spnego registered [ 14.337173][ T1] Key type cifs.idmap registered [ 14.342601][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 14.350588][ T1] fuse: init (API version 7.31) [ 14.362967][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 14.396287][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 14.424092][ T1] 9p: Installing v9fs 9p2000 file system support [ 14.430643][ T1] FS-Cache: Netfs '9p' registered for caching [ 14.439603][ T1] ocfs2: Registered cluster interface o2cb [ 14.447830][ T1] ocfs2: Registered cluster interface user [ 14.455544][ T1] OCFS2 User DLM kernel interface loaded [ 14.478795][ T1] gfs2: GFS2 installed [ 14.495868][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 14.502512][ T1] ceph: loaded (mds proto 32) [ 14.533992][ T1] NET: Registered protocol family 38 [ 14.541820][ T1] async_tx: api initialized (async) [ 14.547537][ T1] Key type asymmetric registered [ 14.553582][ T1] Asymmetric key parser 'x509' registered [ 14.559689][ T1] Asymmetric key parser 'pkcs8' registered [ 14.566499][ T1] Key type pkcs7_test registered [ 14.571979][ T1] Asymmetric key parser 'tpm_parser' registered [ 14.579347][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 14.592653][ T1] io scheduler mq-deadline registered [ 14.599276][ T1] io scheduler kyber registered [ 14.606314][ T1] io scheduler bfq registered [ 14.641593][ T1] hgafb: HGA card not detected. [ 14.649039][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 14.661334][ T1] usbcore: registered new interface driver udlfb [ 14.692799][ T1] uvesafb: failed to execute /sbin/v86d [ 14.701818][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 14.715993][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 14.730451][ T1] uvesafb: vbe_init() failed with -22 [ 14.742562][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 14.757320][ T1] vga16fb: mapped to 0x0000000010148aea [ 23.733103][ T1] Console: switching to colour frame buffer device 80x30 [ 32.739083][ T1] fb0: VGA16 VGA frame buffer device [ 32.825618][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 32.878641][ T1] ACPI: Power Button [PWRF] [ 33.066048][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 33.102885][ T1] PCI Interrupt Link [GSIF] enabled at IRQ 21 [ 33.157161][ T1] PCI Interrupt Link [GSIG] enabled at IRQ 22 [ 33.189632][ T1] PCI Interrupt Link [GSIH] enabled at IRQ 23 [ 33.573427][ T1] N_HDLC line discipline registered with maxframe=4096 [ 33.582988][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 33.598388][ T1] 00:05: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 33.636682][ T1] Cyclades driver 2.6 [ 33.642322][ T1] Initializing Nozomi driver 2.1d [ 33.650298][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 33.659356][ T1] No rocketport ports found; unloading driver [ 33.679362][ T1] Non-volatile memory driver v1.3 [ 33.688976][ T1] Linux agpgart interface v0.103 [ 33.724557][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 33.749578][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 33.758890][ T1] usbcore: registered new interface driver udl [ 33.768359][ T1] [drm] pci: virtio-vga detected at 0000:00:01.0 [ 33.775505][ T1] fb0: switching to virtiodrmfb from VGA16 VGA [ 37.792023][ T1] Console: switching to colour VGA+ 80x25 [ 37.813244][ T1] virtio-pci 0000:00:01.0: vgaarb: deactivate vga console [ 37.848272][ T1] Console: switching to colour dummy device 80x25 [ 37.857155][ T1] [drm] features: -virgl +edid [ 37.880618][ T1] [drm] number of scanouts: 1 [ 37.885734][ T1] [drm] number of cap sets: 0 [ 37.909855][ T1] [drm] Initialized virtio_gpu 0.1.0 0 for virtio0 on minor 2 [ 37.944292][ T1] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 37.944730][ T1] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 37.944730][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.8.0-syzkaller #0 [ 37.975776][ T1] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.12.0-59-gc9ba5276e321-prebuilt.qemu.org 04/01/2014 [ 37.975776][ T1] RIP: 0010:swiotlb_map+0x5ac/0x700 [ 37.975776][ 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 [ 37.975776][ T1] RSP: 0000:ffffc9000034f3e0 EFLAGS: 00010246 [ 37.975776][ T1] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff8162f5bd [ 37.975776][ T1] RDX: 0000000000000000 RSI: ffffffff8162f638 RDI: ffff888076291470 [ 37.975776][ T1] RBP: ffff888076291048 R08: 0000000000000001 R09: ffffffff8c5eca77 [ 37.975776][ T1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 37.975776][ T1] R13: 000000007ac00000 R14: dffffc0000000000 R15: 0000000000001000 [ 37.975776][ T1] FS: 0000000000000000(0000) GS:ffff88802cf00000(0000) knlGS:0000000000000000 [ 37.975776][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.975776][ T1] CR2: 0000000000000000 CR3: 0000000009a8d000 CR4: 0000000000350ee0 [ 37.975776][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.975776][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.975776][ T1] Call Trace: [ 37.975776][ T1] ? swiotlb_tbl_sync_single+0x170/0x170 [ 37.975776][ T1] ? memset+0x20/0x40 [ 37.975776][ T1] dma_direct_map_sg+0x3bb/0x670 [ 37.975776][ T1] ? dma_direct_unmap_sg+0x2d0/0x2d0 [ 37.975776][ T1] dma_map_sg_attrs+0xd0/0x160 [ 37.975776][ T1] drm_gem_shmem_get_pages_sgt+0x1fc/0x310 [ 37.975776][ T1] ? drm_gem_shmem_get_pages+0x6c/0x1b0 [ 37.975776][ T1] virtio_gpu_object_create+0x2fd/0xa70 [ 37.975776][ T1] ? lock_acquire+0x1f1/0xad0 [ 37.975776][ T1] ? ____cache_alloc_node+0x3c/0x1d0 [ 37.975776][ T1] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 37.975776][ T1] virtio_gpu_mode_dumb_create+0x298/0x530 [ 37.975776][ T1] ? virtio_gpu_init.cold+0xcea/0xcea [ 37.975776][ T1] ? mark_lock+0xbc/0x1710 [ 37.975776][ T1] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 37.975776][ T1] ? trace_kmalloc+0xfd/0x130 [ 37.975776][ T1] drm_mode_create_dumb+0x27c/0x300 [ 37.975776][ T1] drm_client_framebuffer_create+0x1b7/0x770 [ 37.975776][ T1] ? drm_client_buffer_delete+0x260/0x260 [ 37.975776][ T1] ? trace_hardirqs_on+0x5f/0x220 [ 37.975776][ T1] ? drm_dev_dbg+0xb4/0x17b [ 37.975776][ T1] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 37.975776][ T1] drm_fb_helper_generic_probe+0x1e5/0x810 [ 37.975776][ T1] ? lock_is_held_type+0xbb/0xf0 [ 37.975776][ T1] __drm_fb_helper_initial_config_and_unlock+0xbc6/0x12d0 [ 37.975776][ T1] ? __mutex_unlock_slowpath+0xe2/0x610 [ 37.975776][ T1] ? drm_fb_helper_alloc_fbi+0x260/0x260 [ 37.975776][ T1] ? debug_mutex_init+0x31/0x60 [ 37.975776][ T1] drm_fbdev_client_hotplug+0x2d4/0x580 [ 37.975776][ T1] drm_fbdev_generic_setup+0x1c8/0x450 [ 37.975776][ T1] virtio_gpu_probe+0x28f/0x2e0 [ 37.975776][ T1] ? virtio_gpu_remove+0x60/0x60 [ 37.975776][ T1] ? ioread8+0x10/0xc0 [ 37.975776][ T1] ? vp_modern_find_vqs+0x170/0x170 [ 37.975776][ T1] ? vp_get_status+0x37/0x40 [ 37.975776][ T1] ? ioread8+0xab/0xc0 [ 37.975776][ T1] virtio_dev_probe+0x445/0x6f0 [ 37.975776][ T1] ? virtio_device_restore+0x1f0/0x1f0 [ 37.975776][ T1] really_probe+0x282/0x9f0 [ 37.975776][ T1] driver_probe_device+0xfe/0x1d0 [ 37.975776][ T1] device_driver_attach+0x228/0x290 [ 37.975776][ T1] __driver_attach+0xda/0x240 [ 37.975776][ T1] ? device_driver_attach+0x290/0x290 [ 37.975776][ T1] bus_for_each_dev+0x147/0x1d0 [ 37.975776][ T1] ? subsys_dev_iter_exit+0x20/0x20 [ 37.975776][ T1] bus_add_driver+0x348/0x5a0 [ 37.975776][ T1] driver_register+0x220/0x3a0 [ 37.975776][ T1] ? bochs_init+0x86/0x86 [ 37.975776][ T1] do_one_initcall+0x10a/0x7a4 [ 37.975776][ T1] ? perf_trace_initcall_level+0x3d0/0x3d0 [ 37.975776][ T1] ? parameq+0x140/0x170 [ 37.975776][ T1] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 37.975776][ T1] ? lock_is_held_type+0xbb/0xf0 [ 37.975776][ T1] kernel_init_freeable+0x59c/0x620 [ 37.975776][ T1] ? rest_init+0x360/0x360 [ 37.975776][ T1] kernel_init+0xd/0x1c0 [ 37.975776][ T1] ret_from_fork+0x1f/0x30 [ 37.975776][ T1] Modules linked in: [ 38.436968][ T1] ---[ end trace 1d8df0f950a53043 ]--- [ 38.443169][ T1] RIP: 0010:swiotlb_map+0x5ac/0x700 [ 38.450538][ 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 [ 38.472002][ T1] RSP: 0000:ffffc9000034f3e0 EFLAGS: 00010246 [ 38.478458][ T1] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff8162f5bd [ 38.487224][ T1] RDX: 0000000000000000 RSI: ffffffff8162f638 RDI: ffff888076291470 [ 38.495835][ T1] RBP: ffff888076291048 R08: 0000000000000001 R09: ffffffff8c5eca77 [ 38.504268][ T1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 38.512683][ T1] R13: 000000007ac00000 R14: dffffc0000000000 R15: 0000000000001000 [ 38.521116][ T1] FS: 0000000000000000(0000) GS:ffff88802cf00000(0000) knlGS:0000000000000000 [ 38.530676][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.537871][ T1] CR2: 0000000000000000 CR3: 0000000009a8d000 CR4: 0000000000350ee0 [ 38.546686][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 38.555428][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 38.564614][ T1] Kernel panic - not syncing: Fatal exception [ 38.565302][ T1] Kernel Offset: disabled [ 38.565302][ T1] Rebooting in 86400 seconds..