[ 0.000000][ T0] Linux version 5.3.0-rc1+ (syzkaller@ci) (gcc version 9.0.0 20181231 (experimental) (GCC)) #106 SMP PREEMPT Fri Aug 2 01:09:24 UTC 2019 [ 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 security=apparmor lsm=yama,safesetid,integrity,tomoyo,apparmor 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 [ 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: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 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 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000004][ T0] kvm-clock: cpu 0, msr 9e43001, primary cpu clock [ 0.000004][ T0] kvm-clock: using sched offset of 2882445005 cycles [ 0.001169][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.004029][ T0] tsc: Detected 2300.000 MHz processor [ 0.007148][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.008220][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.009460][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.018350][ T0] found SMP MP-table at [mem 0x000f29c0-0x000f29cf] [ 0.019646][ T0] check: Scanning 1 areas for low memory corruption [ 0.020644][ T0] Using GB pages for direct mapping [ 0.023502][ T0] ACPI: Early table checksum verification disabled [ 0.024538][ T0] ACPI: RSDP 0x00000000000F2750 000014 (v00 Google) [ 0.025801][ T0] ACPI: RSDT 0x00000000BFFFDA50 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.027301][ T0] ACPI: FACP 0x00000000BFFFFF00 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.028862][ T0] ACPI: DSDT 0x00000000BFFFDA90 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.030206][ T0] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.031085][ T0] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.032332][ T0] ACPI: SSDT 0x00000000BFFFF540 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.033885][ T0] ACPI: APIC 0x00000000BFFFF450 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.035492][ T0] ACPI: WAET 0x00000000BFFFF420 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.037039][ T0] ACPI: SRAT 0x00000000BFFFF350 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.038958][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.039936][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.040773][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.041981][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.043131][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.044376][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.046006][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.047883][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.049226][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.051323][ T0] NODE_DATA(0) allocated [mem 0x12fffc000-0x12fffffff] [ 0.053205][ T0] NODE_DATA(1) allocated [mem 0x21fff9000-0x21fffcfff] [ 0.102570][ T0] Zone ranges: [ 0.103174][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.104469][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.105484][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.106716][ T0] Movable zone start for each node [ 0.107435][ T0] Early memory node ranges [ 0.108210][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.109386][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.110431][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.111615][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.112993][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.113001][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.180165][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.631957][ T0] kasan: KernelAddressSanitizer initialized [ 0.633419][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.634352][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.635589][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.637017][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.638411][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.639560][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.640691][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.641847][ T0] Using ACPI (MADT) for SMP configuration information [ 0.643196][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.644429][ T0] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.645473][ T0] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.646520][ T0] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.647673][ T0] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.649277][ T0] PM: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.650705][ T0] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.652008][ T0] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.653418][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.654476][ T0] Booting paravirtualized kernel on KVM [ 0.655378][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.657121][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.659489][ T0] percpu: Embedded 64 pages/cpu s224392 r8192 d29560 u1048576 [ 0.660728][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.662021][ T0] Policy zone: Normal [ 0.662710][ 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 security=apparmor lsm=yama,safesetid,integrity,tomoyo,apparmor 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 [ 0.674923][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.426386][ T0] Memory: 6498144K/7863916K available (104466K kernel code, 14810K rwdata, 18948K rodata, 3200K init, 24484K bss, 1365772K reserved, 0K cma-reserved) [ 1.434597][ T0] Running RCU self tests [ 1.435297][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.436277][ T0] rcu: RCU lockdep checking is enabled. [ 1.437231][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.438662][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.439886][ T0] Tasks RCU enabled. [ 1.440486][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.441826][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.449403][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.451263][ T0] random: get_random_bytes called from start_kernel+0x560/0x951 with crng_init=0 [ 1.456203][ T0] Console: colour VGA+ 80x25 [ 1.457024][ T0] printk: console [ttyS0] enabled [ 1.457024][ T0] printk: console [ttyS0] enabled [ 1.458577][ T0] printk: bootconsole [earlyser0] disabled [ 1.458577][ T0] printk: bootconsole [earlyser0] disabled [ 1.460581][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.461926][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.462788][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.463493][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.464312][ T0] ... CLASSHASH_SIZE: 4096 [ 1.465198][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.466092][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.467034][ T0] ... CHAINHASH_SIZE: 32768 [ 1.467837][ T0] memory used by lock dependency info: 6237 kB [ 1.468819][ T0] per task-struct memory footprint: 1920 bytes [ 1.470430][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.472450][ T0] ACPI: Core revision 20190703 [ 1.474067][ T0] APIC: Switch to symmetric I/O mode setup [ 1.475557][ T0] x2apic enabled [ 1.477404][ T0] Switched APIC routing to physical x2apic. [ 1.481923][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.483205][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.485119][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.486617][ T0] pid_max: default: 32768 minimum: 301 [ 1.488588][ T0] LSM: Security Framework initializing [ 1.489368][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.490859][ T0] Yama: becoming mindful. [ 1.491669][ T0] TOMOYO Linux initialized [ 1.495143][ T0] AppArmor: AppArmor initialized [ 1.500750][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.505223][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.506812][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.508811][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.512281][ T0] *** VALIDATE proc *** [ 1.514060][ T0] *** VALIDATE cgroup1 *** [ 1.514892][ T0] *** VALIDATE cgroup2 *** [ 1.515742][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.516722][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.518255][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.518287][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.521173][ T0] MDS: Mitigation: Clear CPU buffers [ 1.523051][ T0] Freeing SMP alternatives memory: 68K [ 1.535112][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.585189][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.605140][ T1] rcu: Hierarchical SRCU implementation. [ 1.625251][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.655140][ T1] smp: Bringing up secondary CPUs ... [ 1.737938][ T1] x86: Booting SMP configuration: [ 1.739199][ T1] .... node #0, CPUs: #1 [ 0.034060][ T0] kvm-clock: cpu 1, msr 9e43041, secondary cpu clock [ 1.741650][ 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. [ 1.741650][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.745207][ T1] smpboot: Max logical packages: 1 [ 1.746041][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.748536][ T1] devtmpfs: initialized [ 1.765292][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.766762][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.768894][ T1] xor: automatically using best checksumming function avx [ 1.770731][ T1] PM: RTC time: 01:15:01, date: 2019-08-02 [ 1.771618][ T25] kworker/u4:0 (25) used greatest stack depth: 27472 bytes left [ 1.771618][ T1] NET: Registered protocol family 16 [ 1.771618][ T1] audit: initializing netlink subsys (disabled) [ 1.775340][ T27] audit: type=2000 audit(1564708500.928:1): state=initialized audit_enabled=0 res=1 [ 1.779465][ T1] cpuidle: using governor menu [ 1.779465][ T39] kworker/u4:2 (39) used greatest stack depth: 27392 bytes left [ 1.787136][ T1] ACPI: bus type PCI registered [ 1.787546][ T1] dca service started, version 1.12.1 [ 1.788697][ T1] PCI: Using configuration type 1 for base access [ 1.885235][ T410] kworker/u4:0 (410) used greatest stack depth: 27248 bytes left [ 1.993147][ T837] kworker/u4:0 (837) used greatest stack depth: 27168 bytes left [ 2.041517][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.043940][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.047778][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.095739][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.315146][ T1] raid6: avx2x4 gen() 11050 MB/s [ 2.478578][ T1] raid6: avx2x4 xor() 6434 MB/s [ 2.655141][ T1] raid6: avx2x2 gen() 7482 MB/s [ 2.825153][ T1] raid6: avx2x2 xor() 3811 MB/s [ 2.988613][ T1] raid6: avx2x1 gen() 4018 MB/s [ 3.158593][ T1] raid6: avx2x1 xor() 1989 MB/s [ 3.328564][ T1] raid6: sse2x4 gen() 5580 MB/s [ 3.498574][ T1] raid6: sse2x4 xor() 3414 MB/s [ 3.675132][ T1] raid6: sse2x2 gen() 3832 MB/s [ 3.838552][ T1] raid6: sse2x2 xor() 1968 MB/s [ 4.008566][ T1] raid6: sse2x1 gen() 1818 MB/s [ 4.178599][ T1] raid6: sse2x1 xor() 1000 MB/s [ 4.179488][ T1] raid6: using algorithm avx2x4 gen() 11050 MB/s [ 4.180442][ T1] raid6: .... xor() 6434 MB/s, rmw enabled [ 4.181289][ T1] raid6: using avx2x2 recovery algorithm [ 4.185992][ T1] ACPI: Added _OSI(Module Device) [ 4.186249][ T1286] kworker/u4:1 (1286) used greatest stack depth: 27024 bytes left [ 4.185992][ T1] ACPI: Added _OSI(Processor Device) [ 4.185992][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.186632][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.187538][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.188328][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.189252][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.231580][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.281848][ T1] ACPI: Interpreter enabled [ 4.282351][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.283089][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.285185][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.287309][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.375552][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.375552][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.376696][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.385265][ T1] PCI host bridge to bus 0000:00 [ 4.385265][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.385265][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.386215][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.387372][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.388651][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.389772][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.396676][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.415855][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.427487][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.435257][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.436759][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.447076][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.465139][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.468433][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.472607][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebff000-0xfebff07f] [ 4.496799][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.500177][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.503383][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.506410][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.508683][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.518447][ T1] vgaarb: loaded [ 4.525566][ T1] SCSI subsystem initialized [ 4.526318][ T1] ACPI: bus type USB registered [ 4.527188][ T1] usbcore: registered new interface driver usbfs [ 4.528519][ T1] usbcore: registered new interface driver hub [ 4.535848][ T1] usbcore: registered new device driver usb [ 4.537565][ T1] mc: Linux media interface: v0.10 [ 4.537934][ T1] videodev: Linux video capture interface: v2.00 [ 4.537934][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.538435][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.545288][ T1] PTP clock support registered [ 4.545653][ T1] EDAC MC: Ver: 3.0.0 [ 4.547293][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.557586][ T1] PCI: Using ACPI for IRQ routing [ 4.558490][ T1] Bluetooth: Core ver 2.22 [ 4.558490][ T1] NET: Registered protocol family 31 [ 4.558490][ T1] Bluetooth: HCI device and connection manager initialized [ 4.558490][ T1] Bluetooth: HCI socket layer initialized [ 4.565149][ T1] Bluetooth: L2CAP socket layer initialized [ 4.565149][ T1] Bluetooth: SCO socket layer initialized [ 4.565149][ T1] NET: Registered protocol family 8 [ 4.565149][ T1] NET: Registered protocol family 20 [ 4.565478][ T1] NetLabel: Initializing [ 4.565478][ T1] NetLabel: domain hash size = 128 [ 4.565478][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.565478][ T1] NetLabel: unlabeled traffic allowed by default [ 4.567969][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.575433][ T1] NET: Registered protocol family 39 [ 4.576845][ T1] clocksource: Switched to clocksource kvm-clock [ 6.585374][ T1] VFS: Disk quotas dquot_6.6.0 [ 6.586399][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 6.588307][ T1] FS-Cache: Loaded [ 6.588953][ T1] *** VALIDATE hugetlbfs *** [ 6.590628][ T1] CacheFiles: Loaded [ 6.591557][ T1] TOMOYO: 2.6.0 [ 6.592053][ T1] Mandatory Access Control activated. [ 6.594958][ T1] AppArmor: AppArmor Filesystem Enabled [ 6.596503][ T1] pnp: PnP ACPI init [ 6.608747][ T1] pnp: PnP ACPI: found 7 devices [ 6.654943][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 6.654951][ T1] thermal_sys: Registered thermal governor 'user_space' [ 6.675626][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 6.676977][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 6.678035][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 6.679126][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 6.680532][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 6.683619][ T1] NET: Registered protocol family 2 [ 6.689287][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 6.691229][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 6.697249][ T1] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes, vmalloc) [ 6.701350][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 6.703079][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 6.704979][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 6.707452][ T1] NET: Registered protocol family 1 [ 6.709885][ T1] RPC: Registered named UNIX socket transport module. [ 6.710990][ T1] RPC: Registered udp transport module. [ 6.711761][ T1] RPC: Registered tcp transport module. [ 6.712550][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 6.725069][ T1] NET: Registered protocol family 44 [ 6.726144][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 6.727160][ T1] PCI: CLS 0 bytes, default 64 [ 6.730902][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 6.731954][ T1] software IO TLB: mapped [mem 0xaa800000-0xae800000] (64MB) [ 6.735046][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 6.739438][ T1] kvm: already loaded the other module [ 6.740344][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 6.741945][ T1] clocksource: Switched to clocksource tsc [ 6.742912][ T1] mce: Machine check injector initialized [ 6.748071][ T1] check: Scanning for low memory corruption every 60 seconds [ 6.867266][ T1] Initialise system trusted keyrings [ 6.869110][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 6.870543][ T1] zbud: loaded [ 6.877064][ T1] DLM installed [ 6.880574][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.883969][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 6.886317][ T1] NFS: Registering the id_resolver key type [ 6.887217][ T1] Key type id_resolver registered [ 6.887986][ T1] Key type id_legacy registered [ 6.888690][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.889749][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 6.893049][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 6.895516][ T1] fuse: init (API version 7.31) [ 6.898467][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 6.907982][ T1] SGI XFS with ACLs, security attributes, realtime, no debug enabled [ 6.912740][ T1] 9p: Installing v9fs 9p2000 file system support [ 6.913831][ T1] FS-Cache: Netfs '9p' registered for caching [ 6.918891][ T1] gfs2: GFS2 installed [ 6.921976][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 6.922854][ T1] ceph: loaded (mds proto 32) [ 6.930214][ T1] NET: Registered protocol family 38 [ 6.931943][ T1] async_tx: api initialized (async) [ 6.932676][ T1] Key type asymmetric registered [ 6.933409][ T1] Asymmetric key parser 'x509' registered [ 6.934230][ T1] Asymmetric key parser 'pkcs8' registered [ 6.935030][ T1] Key type pkcs7_test registered [ 6.935968][ T1] Asymmetric key parser 'tpm_parser' registered [ 6.937087][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 246) [ 6.938818][ T1] io scheduler mq-deadline registered [ 6.939593][ T1] io scheduler kyber registered [ 6.940529][ T1] io scheduler bfq registered [ 6.947030][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 6.965427][ T1] ACPI: Power Button [PWRF] [ 6.967029][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 6.968417][ T1] ACPI: Sleep Button [SLPF] [ 6.973857][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 6.986509][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 6.987460][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 6.999699][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 7.000723][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 7.300346][ T1] HDLC line discipline maxframe=4096 [ 7.301581][ T1] N_HDLC line discipline registered. [ 7.302627][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 7.326441][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 7.352137][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 7.377663][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 7.402524][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 7.411923][ T1] Non-volatile memory driver v1.3 [ 7.413687][ T1] Linux agpgart interface v0.103 [ 7.424034][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.426117][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 7.427378][ T1] [drm] Driver supports precise vblank timestamp query. [ 7.431108][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 7.432374][ T1] usbcore: registered new interface driver udl [ 7.482390][ T1] brd: module loaded [ 7.515642][ T1] loop: module loaded [ 7.582789][ T1] zram: Added device: zram0 [ 7.609875][ T1] null: module loaded [ 7.615823][ T1] nfcsim 0.2 initialized [ 7.618559][ T1] Loading iSCSI transport class v2.0-870. [ 7.639444][ T1] scsi host0: Virtio SCSI HBA [ 7.676098][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 7.678445][ T7] kasan: CONFIG_KASAN_INLINE enabled [ 7.679895][ T7] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 7.679916][ T7] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 7.682123][ T1] kobject: 'st' (00000000fe0eeef9): kobject_uevent_env [ 7.683847][ T7] CPU: 1 PID: 7 Comm: kworker/u4:0 Not tainted 5.3.0-rc1+ #106 [ 7.685930][ T1] kobject: 'st' (00000000fe0eeef9): fill_kobj_path: path = '/bus/scsi/drivers/st' [ 7.685590][ T7] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.690397][ T1] kobject: 'scsi_disk' (00000000d21d3f06): kobject_add_internal: parent: 'class', set: 'class' [ 7.685590][ T7] Workqueue: events_unbound async_run_entry_fn [ 7.695338][ T1] kobject: 'scsi_disk' (00000000d21d3f06): kobject_uevent_env [ 7.685590][ T7] RIP: 0010:dma_direct_max_mapping_size+0x7c/0x1a7 [ 7.698998][ T1] kobject: 'scsi_disk' (00000000d21d3f06): fill_kobj_path: path = '/class/scsi_disk' [ 7.685590][ T7] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 23 01 00 00 49 8b 9c 24 38 03 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 0a 01 00 00 49 8d bc 24 48 03 00 00 48 8b 1b 48 [ 7.703961][ T1] kobject: 'sd' (00000000a0558728): kobject_add_internal: parent: 'drivers', set: 'drivers' [ 7.685590][ T7] RSP: 0000:ffff8880a989f768 EFLAGS: 00010246 [ 7.685590][ T7] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff816128d1 [ 7.685590][ T7] RDX: 0000000000000000 RSI: ffffffff816128f0 RDI: ffff888219526ff8 [ 7.685590][ T7] RBP: ffff8880a989f780 R08: ffff8880a988a1c0 R09: ffffed10144ffa8d [ 7.685590][ T7] R10: ffffed10144ffa8c R11: ffff8880a27fd467 R12: ffff888219526cc0 [ 7.710947][ T1] kobject: 'sd' (00000000a0558728): kobject_uevent_env [ 7.685590][ T7] R13: ffff888219526cc0 R14: ffff8880a2d5e4b0 R15: 0000000000000200 [ 7.714397][ T1] kobject: 'sd' (00000000a0558728): fill_kobj_path: path = '/bus/scsi/drivers/sd' [ 7.685590][ T7] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 7.685590][ T7] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.685590][ T7] CR2: 0000000000000000 CR3: 0000000008c6d000 CR4: 00000000001406e0 [ 7.685590][ T7] Call Trace: [ 7.718766][ T1] kobject: 'sr' (00000000d15f6805): kobject_add_internal: parent: 'drivers', set: 'drivers' [ 7.685590][ T7] dma_max_mapping_size+0xba/0x100 [ 7.722541][ T1] kobject: 'sr' (00000000d15f6805): kobject_uevent_env [ 7.685590][ T7] __scsi_init_queue+0x1cb/0x580 [ 7.727199][ T1] kobject: 'sr' (00000000d15f6805): fill_kobj_path: path = '/bus/scsi/drivers/sr' [ 7.685590][ T7] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 7.731229][ T1] kobject: 'scsi_generic' (000000003aeb4597): kobject_add_internal: parent: 'class', set: 'class' [ 7.685590][ T7] scsi_mq_alloc_queue+0xd2/0x180 [ 7.733985][ T1] kobject: 'scsi_generic' (000000003aeb4597): kobject_uevent_env [ 7.685590][ T7] scsi_alloc_sdev+0x837/0xc60 [ 7.685590][ T7] scsi_probe_and_add_lun+0x2440/0x39f0 [ 7.685590][ T7] ? __kasan_check_read+0x11/0x20 [ 7.737941][ T1] kobject: 'scsi_generic' (000000003aeb4597): fill_kobj_path: path = '/class/scsi_generic' [ 7.685590][ T7] ? mark_lock+0xc0/0x11e0 [ 7.742112][ T7] ? scsi_alloc_sdev+0xc60/0xc60 [ 7.751968][ T1] kobject: 'nvme-wq' (0000000092d5c695): kobject_add_internal: parent: 'workqueue', set: 'devices' [ 7.742112][ T7] ? mark_held_locks+0xa4/0xf0 [ 7.755993][ T1] kobject: 'nvme-wq' (0000000092d5c695): kobject_uevent_env [ 7.742112][ T7] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 7.758838][ T1] kobject: 'nvme-wq' (0000000092d5c695): kobject_uevent_env: uevent_suppress caused the event to drop! [ 7.742112][ T7] ? __pm_runtime_resume+0x11b/0x180 [ 7.763200][ T1] kobject: 'nvme-wq' (0000000092d5c695): kobject_uevent_env [ 7.742112][ T7] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 7.766454][ T1] kobject: 'nvme-wq' (0000000092d5c695): fill_kobj_path: path = '/devices/virtual/workqueue/nvme-wq' [ 7.742112][ T7] ? lockdep_hardirqs_on+0x418/0x5d0 [ 7.771406][ T7] ? trace_hardirqs_on+0x67/0x240 [ 7.771406][ T7] ? __kasan_check_read+0x11/0x20 [ 7.771406][ T7] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 7.771406][ T7] ? __pm_runtime_resume+0x11b/0x180 [ 7.775196][ T7] __scsi_scan_target+0x29a/0xfa0 [ 7.775196][ T7] ? __pm_runtime_resume+0x11b/0x180 [ 7.775196][ T7] ? __kasan_check_read+0x11/0x20 [ 7.775196][ T7] ? mark_lock+0xc0/0x11e0 [ 7.775196][ T7] ? scsi_probe_and_add_lun+0x39f0/0x39f0 [ 7.775196][ T7] ? mark_held_locks+0xa4/0xf0 [ 7.775196][ T7] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 7.775196][ T7] ? __pm_runtime_resume+0x11b/0x180 [ 7.781106][ T1] kobject: 'nvme-reset-wq' (00000000ea1c1c20): kobject_add_internal: parent: 'workqueue', set: 'devices' [ 7.775196][ T7] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 7.785318][ T1] kobject: 'nvme-reset-wq' (00000000ea1c1c20): kobject_uevent_env [ 7.775196][ T7] ? lockdep_hardirqs_on+0x418/0x5d0 [ 7.788695][ T1] kobject: 'nvme-reset-wq' (00000000ea1c1c20): kobject_uevent_env: uevent_suppress caused the event to drop! [ 7.775196][ T7] ? trace_hardirqs_on+0x67/0x240 [ 7.793020][ T1] kobject: 'nvme-reset-wq' (00000000ea1c1c20): kobject_uevent_env [ 7.775196][ T7] scsi_scan_channel.part.0+0x11a/0x190 [ 7.796387][ T1] kobject: 'nvme-reset-wq' (00000000ea1c1c20): fill_kobj_path: path = '/devices/virtual/workqueue/nvme-reset-wq' [ 7.775196][ T7] scsi_scan_host_selected+0x313/0x450 [ 7.801933][ T7] ? scsi_scan_host+0x450/0x450 [ 7.801933][ T7] do_scsi_scan_host+0x1ef/0x260 [ 7.801933][ T7] ? scsi_scan_host+0x450/0x450 [ 7.801933][ T7] do_scan_async+0x41/0x500 [ 7.805163][ T7] ? scsi_scan_host+0x450/0x450 [ 7.805163][ T7] async_run_entry_fn+0x124/0x570 [ 7.805163][ T7] process_one_work+0x9af/0x1740 [ 7.805163][ T7] ? pwq_dec_nr_in_flight+0x320/0x320 [ 7.805163][ T7] ? lock_acquire+0x190/0x410 [ 7.805163][ T7] worker_thread+0x98/0xe40 [ 7.805163][ T7] kthread+0x361/0x430 [ 7.805163][ T7] ? process_one_work+0x1740/0x1740 [ 7.811996][ T1] kobject: 'nvme-delete-wq' (00000000d4ce79d4): kobject_add_internal: parent: 'workqueue', set: 'devices' [ 7.805163][ T7] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 7.815106][ T1] kobject: 'nvme-delete-wq' (00000000d4ce79d4): kobject_uevent_env [ 7.805163][ T7] ret_from_fork+0x24/0x30 [ 7.805163][ T7] Modules linked in: [ 7.816862][ T7] ---[ end trace ff94c0b5dab20a7d ]--- [ 7.818731][ T1] kobject: 'nvme-delete-wq' (00000000d4ce79d4): kobject_uevent_env: uevent_suppress caused the event to drop! [ 7.819884][ T7] RIP: 0010:dma_direct_max_mapping_size+0x7c/0x1a7 [ 7.820913][ T1] kobject: 'nvme-delete-wq' (00000000d4ce79d4): kobject_uevent_env [ 7.822320][ T7] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 23 01 00 00 49 8b 9c 24 38 03 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 0a 01 00 00 49 8d bc 24 48 03 00 00 48 8b 1b 48 [ 7.825327][ T1] kobject: 'nvme-delete-wq' (00000000d4ce79d4): fill_kobj_path: path = '/devices/virtual/workqueue/nvme-delete-wq' [ 7.827113][ T7] RSP: 0000:ffff8880a989f768 EFLAGS: 00010246 [ 7.829374][ T1] kobject: 'nvme' (000000007435de74): kobject_add_internal: parent: 'class', set: 'class' [ 7.834258][ T7] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff816128d1 [ 7.838271][ T1] kobject: 'nvme' (000000007435de74): kobject_uevent_env [ 7.839208][ T7] RDX: 0000000000000000 RSI: ffffffff816128f0 RDI: ffff888219526ff8 [ 7.841801][ T1] kobject: 'nvme' (000000007435de74): fill_kobj_path: path = '/class/nvme' [ 7.843762][ T7] RBP: ffff8880a989f780 R08: ffff8880a988a1c0 R09: ffffed10144ffa8d [ 7.845992][ T1] kobject: 'nvme-subsystem' (00000000674fd7b9): kobject_add_internal: parent: 'class', set: 'class' [ 7.848293][ T7] R10: ffffed10144ffa8c R11: ffff8880a27fd467 R12: ffff888219526cc0 [ 7.850585][ T1] kobject: 'nvme-subsystem' (00000000674fd7b9): kobject_uevent_env [ 7.852645][ T7] R13: ffff888219526cc0 R14: ffff8880a2d5e4b0 R15: 0000000000000200 [ 7.855668][ T1] kobject: 'nvme-subsystem' (00000000674fd7b9): fill_kobj_path: path = '/class/nvme-subsystem' [ 7.857557][ T7] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 7.859779][ T1] kobject: 'nvme' (00000000be5131ae): kobject_add_internal: parent: 'drivers', set: 'drivers' [ 7.861638][ T7] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.864363][ T1] kobject: 'drivers' (0000000015ffcfd8): kobject_add_internal: parent: 'nvme', set: '' [ 7.866804][ T7] CR2: 0000000000000000 CR3: 0000000008c6d000 CR4: 00000000001406e0 [ 7.866824][ T7] Kernel panic - not syncing: Fatal exception [ 7.870367][ T7] Kernel Offset: disabled [ 7.876013][ T7] Rebooting in 86400 seconds..