[ 0.000000][ T0] Linux version 5.3.0-rc1+ (syzkaller@ci) (gcc version 9.0.0 20181231 (experimental) (GCC)) #49 SMP PREEMPT Thu Aug 1 04:06:56 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 3261615698 cycles [ 0.001018][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003573][ T0] tsc: Detected 2300.000 MHz processor [ 0.006601][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.007588][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.008643][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.016434][ T0] found SMP MP-table at [mem 0x000f29c0-0x000f29cf] [ 0.017656][ T0] check: Scanning 1 areas for low memory corruption [ 0.018818][ T0] Using GB pages for direct mapping [ 0.021659][ T0] ACPI: Early table checksum verification disabled [ 0.022704][ T0] ACPI: RSDP 0x00000000000F2750 000014 (v00 Google) [ 0.023754][ T0] ACPI: RSDT 0x00000000BFFFDA50 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.025151][ T0] ACPI: FACP 0x00000000BFFFFF00 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.026511][ T0] ACPI: DSDT 0x00000000BFFFDA90 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.027745][ T0] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.028674][ T0] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.029719][ T0] ACPI: SSDT 0x00000000BFFFF540 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.031124][ T0] ACPI: APIC 0x00000000BFFFF450 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.032516][ T0] ACPI: WAET 0x00000000BFFFF420 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.033996][ T0] ACPI: SRAT 0x00000000BFFFF350 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.035602][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.036467][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.037596][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.038626][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.039821][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.040853][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.042379][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.044115][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.045437][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.047148][ T0] NODE_DATA(0) allocated [mem 0x12fffc000-0x12fffffff] [ 0.048821][ T0] NODE_DATA(1) allocated [mem 0x21fff9000-0x21fffcfff] [ 0.097175][ T0] Zone ranges: [ 0.097785][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.098736][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.099950][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.100961][ T0] Movable zone start for each node [ 0.101687][ T0] Early memory node ranges [ 0.102315][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.103248][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.104244][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.105215][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.106251][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.106259][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.170922][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.610060][ T0] kasan: KernelAddressSanitizer initialized [ 0.611466][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.612450][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.613478][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.614542][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.615774][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.616815][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.618148][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.619251][ T0] Using ACPI (MADT) for SMP configuration information [ 0.620189][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.621084][ T0] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.622076][ T0] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.623259][ T0] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.624246][ T0] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.625230][ T0] PM: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.626281][ T0] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.627560][ T0] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.628603][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.629607][ T0] Booting paravirtualized kernel on KVM [ 0.630471][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.632266][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.634535][ T0] percpu: Embedded 64 pages/cpu s224392 r8192 d29560 u1048576 [ 0.636013][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.637147][ T0] Policy zone: Normal [ 0.637868][ 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 [ 0.648733][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.415467][ T0] Memory: 6498144K/7863916K available (104466K kernel code, 14809K rwdata, 18944K rodata, 3200K init, 24484K bss, 1365772K reserved, 0K cma-reserved) [ 1.423233][ T0] Running RCU self tests [ 1.423902][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.424790][ T0] rcu: RCU lockdep checking is enabled. [ 1.425549][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.426513][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.427497][ T0] Tasks RCU enabled. [ 1.428105][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.430997][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.438407][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.439968][ T0] random: get_random_bytes called from start_kernel+0x560/0x951 with crng_init=0 [ 1.444831][ T0] Console: colour VGA+ 80x25 [ 1.445622][ T0] printk: console [ttyS0] enabled [ 1.445622][ T0] printk: console [ttyS0] enabled [ 1.447017][ T0] printk: bootconsole [earlyser0] disabled [ 1.447017][ T0] printk: bootconsole [earlyser0] disabled [ 1.448787][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.450050][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.450788][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.451529][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.452287][ T0] ... CLASSHASH_SIZE: 4096 [ 1.453026][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.453831][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.454787][ T0] ... CHAINHASH_SIZE: 32768 [ 1.455842][ T0] memory used by lock dependency info: 6237 kB [ 1.456790][ T0] per task-struct memory footprint: 1920 bytes [ 1.458097][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.459801][ T0] ACPI: Core revision 20190703 [ 1.461629][ T0] APIC: Switch to symmetric I/O mode setup [ 1.462990][ T0] x2apic enabled [ 1.465307][ T0] Switched APIC routing to physical x2apic. [ 1.469349][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.470926][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.472655][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.474077][ T0] pid_max: default: 32768 minimum: 301 [ 1.476529][ T0] LSM: Security Framework initializing [ 1.477408][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.478664][ T0] Yama: becoming mindful. [ 1.479623][ T0] TOMOYO Linux initialized [ 1.483409][ T0] AppArmor: AppArmor initialized [ 1.488969][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.492996][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.494673][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.496723][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.500136][ T0] *** VALIDATE proc *** [ 1.501685][ T0] *** VALIDATE cgroup1 *** [ 1.502397][ T0] *** VALIDATE cgroup2 *** [ 1.503297][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.504393][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.505597][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.505635][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.508398][ T0] MDS: Mitigation: Clear CPU buffers [ 1.510200][ T0] Freeing SMP alternatives memory: 68K [ 1.522644][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.572748][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.592686][ T1] rcu: Hierarchical SRCU implementation. [ 1.612837][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.642677][ T1] smp: Bringing up secondary CPUs ... [ 1.725529][ T1] x86: Booting SMP configuration: [ 1.726444][ T1] .... node #0, CPUs: #1 [ 0.022848][ T0] kvm-clock: cpu 1, msr 9e43041, secondary cpu clock [ 1.729168][ 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. [ 1.729168][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.732735][ T1] smpboot: Max logical packages: 1 [ 1.733462][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.735858][ T1] devtmpfs: initialized [ 1.745087][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.752765][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.754157][ T1] xor: automatically using best checksumming function avx [ 1.755276][ T1] PM: RTC time: 04:12:25, date: 2019-08-01 [ 1.756469][ T24] kworker/u4:0 (24) used greatest stack depth: 27472 bytes left [ 1.756469][ T1] NET: Registered protocol family 16 [ 1.759746][ T1] audit: initializing netlink subsys (disabled) [ 1.762760][ T27] audit: type=2000 audit(1564632745.123:1): state=initialized audit_enabled=0 res=1 [ 1.774949][ T1] cpuidle: using governor menu [ 1.774850][ T38] kworker/u4:1 (38) used greatest stack depth: 27368 bytes left [ 1.777701][ T1] ACPI: bus type PCI registered [ 1.777734][ T1] dca service started, version 1.12.1 [ 1.777734][ T1] PCI: Using configuration type 1 for base access [ 1.804708][ T97] kworker/u4:1 (97) used greatest stack depth: 27056 bytes left [ 2.176760][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.176760][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.183313][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.233072][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.462741][ T1] raid6: avx2x4 gen() 11560 MB/s [ 2.632678][ T1] raid6: avx2x4 xor() 6841 MB/s [ 2.796143][ T1] raid6: avx2x2 gen() 7838 MB/s [ 2.966136][ T1] raid6: avx2x2 xor() 3920 MB/s [ 3.136140][ T1] raid6: avx2x1 gen() 4035 MB/s [ 3.306133][ T1] raid6: avx2x1 xor() 2163 MB/s [ 3.476143][ T1] raid6: sse2x4 gen() 5722 MB/s [ 3.652723][ T1] raid6: sse2x4 xor() 3478 MB/s [ 3.816135][ T1] raid6: sse2x2 gen() 3891 MB/s [ 3.986150][ T1] raid6: sse2x2 xor() 2037 MB/s [ 4.156160][ T1] raid6: sse2x1 gen() 1935 MB/s [ 4.326145][ T1] raid6: sse2x1 xor() 1081 MB/s [ 4.327100][ T1] raid6: using algorithm avx2x4 gen() 11560 MB/s [ 4.328034][ T1] raid6: .... xor() 6841 MB/s, rmw enabled [ 4.328835][ T1] raid6: using avx2x2 recovery algorithm [ 4.333529][ T1] ACPI: Added _OSI(Module Device) [ 4.333529][ T1] ACPI: Added _OSI(Processor Device) [ 4.333529][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.333529][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.333552][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.334318][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.335213][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.377074][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.429317][ T1] ACPI: Interpreter enabled [ 4.429843][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.430600][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.432723][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.434791][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.524759][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.524759][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.524759][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.532846][ T1] PCI host bridge to bus 0000:00 [ 4.532846][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.532846][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.533776][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.535248][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.536476][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.537561][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.544908][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.563736][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.579817][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.586288][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.592374][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.596833][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.613588][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.621625][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.626537][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebff000-0xfebff07f] [ 4.656543][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.660631][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.663971][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.667955][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.671369][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.686629][ T1] vgaarb: loaded [ 4.687396][ T1] SCSI subsystem initialized [ 4.694773][ T1] ACPI: bus type USB registered [ 4.696228][ T1] usbcore: registered new interface driver usbfs [ 4.697591][ T1] usbcore: registered new interface driver hub [ 4.699274][ T1] usbcore: registered new device driver usb [ 4.699274][ T1] mc: Linux media interface: v0.10 [ 4.704055][ T1] videodev: Linux video capture interface: v2.00 [ 4.704055][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.704055][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it> [ 4.704055][ T1] PTP clock support registered [ 4.712825][ T1] EDAC MC: Ver: 3.0.0 [ 4.714463][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.716204][ T1] PCI: Using ACPI for IRQ routing [ 4.723505][ T1] Bluetooth: Core ver 2.22 [ 4.724349][ T1] NET: Registered protocol family 31 [ 4.725473][ T1] Bluetooth: HCI device and connection manager initialized [ 4.726614][ T1] Bluetooth: HCI socket layer initialized [ 4.727712][ T1] Bluetooth: L2CAP socket layer initialized [ 4.728818][ T1] Bluetooth: SCO socket layer initialized [ 4.730331][ T1] NET: Registered protocol family 8 [ 4.731210][ T1] NET: Registered protocol family 20 [ 4.732238][ T1] NetLabel: Initializing [ 4.734488][ T1] NetLabel: domain hash size = 128 [ 4.735872][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.737380][ T1] NetLabel: unlabeled traffic allowed by default [ 4.740377][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.742819][ T1] NET: Registered protocol family 39 [ 4.744910][ T1] clocksource: Switched to clocksource kvm-clock [ 6.777608][ T1] VFS: Disk quotas dquot_6.6.0 [ 6.778831][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 6.780863][ T1] FS-Cache: Loaded [ 6.781784][ T1] *** VALIDATE hugetlbfs *** [ 6.783592][ T1] CacheFiles: Loaded [ 6.785112][ T1] TOMOYO: 2.6.0 [ 6.785750][ T1] Mandatory Access Control activated. [ 6.788354][ T1] AppArmor: AppArmor Filesystem Enabled [ 6.789910][ T1] pnp: PnP ACPI init [ 6.802099][ T1] pnp: PnP ACPI: found 7 devices [ 6.850024][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 6.850032][ T1] thermal_sys: Registered thermal governor 'user_space' [ 6.892817][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 6.894558][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 6.895672][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 6.897036][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 6.898397][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 6.900866][ T1] NET: Registered protocol family 2 [ 6.905233][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 6.908012][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 6.913244][ T1] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes, vmalloc) [ 6.917612][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 6.920411][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 6.922268][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 6.925333][ T1] NET: Registered protocol family 1 [ 6.927902][ T1] RPC: Registered named UNIX socket transport module. [ 6.929000][ T1] RPC: Registered udp transport module. [ 6.929889][ T1] RPC: Registered tcp transport module. [ 6.930907][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 6.944517][ T1] NET: Registered protocol family 44 [ 6.945710][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 6.946899][ T1] PCI: CLS 0 bytes, default 64 [ 6.951553][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 6.952838][ T1] software IO TLB: mapped [mem 0xaa800000-0xae800000] (64MB) [ 6.955958][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 6.959625][ T1] kvm: already loaded the other module [ 6.960662][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 6.962385][ T1] clocksource: Switched to clocksource tsc [ 6.963504][ T1] mce: Machine check injector initialized [ 6.968728][ T1] check: Scanning for low memory corruption every 60 seconds [ 7.091411][ T1] Initialise system trusted keyrings [ 7.094376][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 7.095800][ T1] zbud: loaded [ 7.100791][ T1] DLM installed [ 7.104358][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 7.107774][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 7.109932][ T1] NFS: Registering the id_resolver key type [ 7.110901][ T1] Key type id_resolver registered [ 7.112058][ T1] Key type id_legacy registered [ 7.113193][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 7.114660][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 7.118767][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 7.120630][ T1] fuse: init (API version 7.31) [ 7.126564][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 7.135623][ T1] SGI XFS with ACLs, security attributes, realtime, no debug enabled [ 7.141226][ T1] 9p: Installing v9fs 9p2000 file system support [ 7.142401][ T1] FS-Cache: Netfs '9p' registered for caching [ 7.147515][ T1] gfs2: GFS2 installed [ 7.150587][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 7.151703][ T1] ceph: loaded (mds proto 32) [ 7.159588][ T1] NET: Registered protocol family 38 [ 7.161503][ T1] async_tx: api initialized (async) [ 7.162470][ T1] Key type asymmetric registered [ 7.163603][ T1] Asymmetric key parser 'x509' registered [ 7.164540][ T1] Asymmetric key parser 'pkcs8' registered [ 7.165515][ T1] Key type pkcs7_test registered [ 7.166858][ T1] Asymmetric key parser 'tpm_parser' registered [ 7.167987][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 246) [ 7.169891][ T1] io scheduler mq-deadline registered [ 7.170728][ T1] io scheduler kyber registered [ 7.171760][ T1] io scheduler bfq registered [ 7.178513][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 7.184187][ T1] ACPI: Power Button [PWRF] [ 7.185966][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 7.187885][ T1] ACPI: Sleep Button [SLPF] [ 7.193927][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 7.206592][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 7.207777][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 7.223442][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 7.224799][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 7.260234][ T1903] kworker/u4:3 (1903) used greatest stack depth: 26920 bytes left [ 7.537603][ T1] HDLC line discipline maxframe=4096 [ 7.538648][ T1] N_HDLC line discipline registered. [ 7.539482][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 7.563353][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 7.590625][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 7.617112][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 7.643549][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 7.654592][ T1] Non-volatile memory driver v1.3 [ 7.656644][ T1] Linux agpgart interface v0.103 [ 7.667794][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.670061][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 7.672479][ T1] [drm] Driver supports precise vblank timestamp query. [ 7.677106][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 7.679390][ T1] usbcore: registered new interface driver udl [ 7.731162][ T1] brd: module loaded [ 7.764762][ T1] loop: module loaded [ 7.833368][ T1] zram: Added device: zram0 [ 7.850830][ T1] null: module loaded [ 7.857716][ T1] nfcsim 0.2 initialized [ 7.860480][ T1] Loading iSCSI transport class v2.0-870. [ 7.884511][ T1] scsi host0: Virtio SCSI HBA [ 7.924551][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 7.926899][ T21] kasan: CONFIG_KASAN_INLINE enabled [ 7.928325][ T21] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 7.930785][ T21] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 7.930801][ T1] kobject: 'scsi_tape' (00000000228e50a3): kobject_uevent_env [ 7.933196][ T21] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.3.0-rc1+ #49 [ 7.933203][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.933222][ T21] Workqueue: events_unbound async_run_entry_fn [ 7.933245][ T21] RIP: 0010:dma_direct_max_mapping_size+0x7c/0x1a7 [ 7.933264][ T21] 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 [ 7.936236][ T1] kobject: 'scsi_tape' (00000000228e50a3): fill_kobj_path: path = '/class/scsi_tape' [ 7.933817][ T21] RSP: 0000:ffff8880a9a47768 EFLAGS: 00010246 [ 7.941316][ T1] kobject: 'st' (000000004c15c57a): kobject_add_internal: parent: 'drivers', set: 'drivers' [ 7.933817][ T21] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff816128c1 [ 7.933817][ T21] RDX: 0000000000000000 RSI: ffffffff816128e0 RDI: ffff88821950a778 [ 7.933817][ T21] RBP: ffff8880a9a47780 R08: ffff8880a9a38580 R09: ffffed10146b757c [ 7.933817][ T21] R10: ffffed10146b757b R11: ffff8880a35babdf R12: ffff88821950a440 [ 7.933817][ T21] R13: ffff88821950a440 R14: ffff8880a2d865b0 R15: 0000000000000200 [ 7.933817][ T21] FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 7.933817][ T21] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.944693][ T1] kobject: 'st' (000000004c15c57a): kobject_uevent_env [ 7.933817][ T21] CR2: 0000000000000000 CR3: 0000000008c6d000 CR4: 00000000001406f0 [ 7.933817][ T21] Call Trace: [ 7.953572][ T1] kobject: 'st' (000000004c15c57a): fill_kobj_path: path = '/bus/scsi/drivers/st' [ 7.933817][ T21] dma_max_mapping_size+0xba/0x100 [ 7.957974][ T1] kobject: 'scsi_disk' (00000000e4106750): kobject_add_internal: parent: 'class', set: 'class' [ 7.933817][ T21] __scsi_init_queue+0x1cb/0x580 [ 7.962733][ T1] kobject: 'scsi_disk' (00000000e4106750): kobject_uevent_env [ 7.933817][ T21] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 7.967366][ T1] kobject: 'scsi_disk' (00000000e4106750): fill_kobj_path: path = '/class/scsi_disk' [ 7.933817][ T21] scsi_mq_alloc_queue+0xd2/0x180 [ 7.973457][ T1] kobject: 'sd' (00000000b3668928): kobject_add_internal: parent: 'drivers', set: 'drivers' [ 7.972892][ T21] scsi_alloc_sdev+0x837/0xc60 [ 7.976091][ T1] kobject: 'sd' (00000000b3668928): kobject_uevent_env [ 7.972892][ T21] scsi_probe_and_add_lun+0x2440/0x39f0 [ 7.979416][ T1] kobject: 'sd' (00000000b3668928): fill_kobj_path: path = '/bus/scsi/drivers/sd' [ 7.972892][ T21] ? __kasan_check_read+0x11/0x20 [ 7.983680][ T1] kobject: 'sr' (0000000002597cb5): kobject_add_internal: parent: 'drivers', set: 'drivers' [ 7.972892][ T21] ? mark_lock+0xc0/0x11e0 [ 7.988423][ T1] kobject: 'sr' (0000000002597cb5): kobject_uevent_env [ 7.972892][ T21] ? scsi_alloc_sdev+0xc60/0xc60 [ 7.992154][ T1] kobject: 'sr' (0000000002597cb5): fill_kobj_path: path = '/bus/scsi/drivers/sr' [ 7.972892][ T21] ? mark_held_locks+0xa4/0xf0 [ 7.972892][ T21] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 7.972892][ T21] ? __pm_runtime_resume+0x11b/0x180 [ 7.972892][ T21] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 7.972892][ T21] ? lockdep_hardirqs_on+0x418/0x5d0 [ 7.997006][ T1] kobject: 'scsi_generic' (0000000080536593): kobject_add_internal: parent: 'class', set: 'class' [ 7.972892][ T21] ? trace_hardirqs_on+0x67/0x240 [ 8.000502][ T1] kobject: 'scsi_generic' (0000000080536593): kobject_uevent_env [ 7.972892][ T21] ? __kasan_check_read+0x11/0x20 [ 8.004412][ T1] kobject: 'scsi_generic' (0000000080536593): fill_kobj_path: path = '/class/scsi_generic' [ 7.972892][ T21] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 8.019554][ T1] kobject: 'nvme-wq' (00000000b218f842): kobject_add_internal: parent: 'workqueue', set: 'devices' [ 8.012730][ T21] ? __pm_runtime_resume+0x11b/0x180 [ 8.022402][ T1] kobject: 'nvme-wq' (00000000b218f842): kobject_uevent_env [ 8.012730][ T21] __scsi_scan_target+0x29a/0xfa0 [ 8.012730][ T21] ? __pm_runtime_resume+0x11b/0x180 [ 8.012730][ T21] ? __kasan_check_read+0x11/0x20 [ 8.012730][ T21] ? mark_lock+0xc0/0x11e0 [ 8.025229][ T1] kobject: 'nvme-wq' (00000000b218f842): kobject_uevent_env: uevent_suppress caused the event to drop! [ 8.012730][ T21] ? scsi_probe_and_add_lun+0x39f0/0x39f0 [ 8.029521][ T1] kobject: 'nvme-wq' (00000000b218f842): kobject_uevent_env [ 8.012730][ T21] ? mark_held_locks+0xa4/0xf0 [ 8.033331][ T1] kobject: 'nvme-wq' (00000000b218f842): fill_kobj_path: path = '/devices/virtual/workqueue/nvme-wq' [ 8.012730][ T21] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 8.047851][ T1] kobject: 'nvme-reset-wq' (000000001a90efc7): kobject_add_internal: parent: 'workqueue', set: 'devices' [ 8.012730][ T21] ? __pm_runtime_resume+0x11b/0x180 [ 8.050197][ T1] kobject: 'nvme-reset-wq' (000000001a90efc7): kobject_uevent_env [ 8.012730][ T21] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 8.055033][ T1] kobject: 'nvme-reset-wq' (000000001a90efc7): kobject_uevent_env: uevent_suppress caused the event to drop! [ 8.012730][ T21] ? lockdep_hardirqs_on+0x418/0x5d0 [ 8.058614][ T1] kobject: 'nvme-reset-wq' (000000001a90efc7): kobject_uevent_env [ 8.012730][ T21] ? trace_hardirqs_on+0x67/0x240 [ 8.062839][ T1] kobject: 'nvme-reset-wq' (000000001a90efc7): fill_kobj_path: path = '/devices/virtual/workqueue/nvme-reset-wq' [ 8.012730][ T21] scsi_scan_channel.part.0+0x11a/0x190 [ 8.078096][ T1] kobject: 'nvme-delete-wq' (000000000c0ec41b): kobject_add_internal: parent: 'workqueue', set: 'devices' [ 8.012730][ T21] scsi_scan_host_selected+0x313/0x450 [ 8.081328][ T1] kobject: 'nvme-delete-wq' (000000000c0ec41b): kobject_uevent_env [ 8.012730][ T21] ? scsi_scan_host+0x450/0x450 [ 8.012730][ T21] do_scsi_scan_host+0x1ef/0x260 [ 8.012730][ T21] ? scsi_scan_host+0x450/0x450 [ 8.012730][ T21] do_scan_async+0x41/0x500 [ 8.086174][ T1] kobject: 'nvme-delete-wq' (000000000c0ec41b): kobject_uevent_env: uevent_suppress caused the event to drop! [ 8.012730][ T21] ? scsi_scan_host+0x450/0x450 [ 8.090566][ T1] kobject: 'nvme-delete-wq' (000000000c0ec41b): kobject_uevent_env [ 8.012730][ T21] async_run_entry_fn+0x124/0x570 [ 8.012730][ T21] process_one_work+0x9af/0x1740 [ 8.012730][ T21] ? pwq_dec_nr_in_flight+0x320/0x320 [ 8.094060][ T1] kobject: 'nvme-delete-wq' (000000000c0ec41b): fill_kobj_path: path = '/devices/virtual/workqueue/nvme-delete-wq' [ 8.012730][ T21] ? lock_acquire+0x190/0x410 [ 8.096897][ T1] kobject: 'nvme' (00000000b3e52b33): kobject_add_internal: parent: 'class', set: 'class' [ 8.012730][ T21] worker_thread+0x98/0xe40 [ 8.100888][ T1] kobject: 'nvme' (00000000b3e52b33): kobject_uevent_env [ 8.012730][ T21] kthread+0x361/0x430 [ 8.104577][ T1] kobject: 'nvme' (00000000b3e52b33): fill_kobj_path: path = '/class/nvme' [ 8.012730][ T21] ? process_one_work+0x1740/0x1740 [ 8.108169][ T1] kobject: 'nvme-subsystem' (00000000a7a754c7): kobject_add_internal: parent: 'class', set: 'class' [ 8.012730][ T21] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 8.111893][ T1] kobject: 'nvme-subsystem' (00000000a7a754c7): kobject_uevent_env [ 8.012730][ T21] ret_from_fork+0x24/0x30 [ 8.012730][ T21] Modules linked in: [ 8.113747][ T21] ---[ end trace 4923969602aa01ba ]--- [ 8.115860][ T1] kobject: 'nvme-subsystem' (00000000a7a754c7): fill_kobj_path: path = '/class/nvme-subsystem' [ 8.117139][ T21] RIP: 0010:dma_direct_max_mapping_size+0x7c/0x1a7 [ 8.119821][ T1] kobject: 'nvme' (0000000019f69b79): kobject_add_internal: parent: 'drivers', set: 'drivers' [ 8.120485][ T21] 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 [ 8.123293][ T1] kobject: 'drivers' (00000000bd95c613): kobject_add_internal: parent: 'nvme', set: '<NULL>' [ 8.124348][ T21] RSP: 0000:ffff8880a9a47768 EFLAGS: 00010246 [ 8.127392][ T1] kobject: 'nvme' (0000000019f69b79): kobject_uevent_env [ 8.129133][ T21] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff816128c1 [ 8.131219][ T1] kobject: 'nvme' (0000000019f69b79): fill_kobj_path: path = '/bus/pci/drivers/nvme' [ 8.132489][ T21] RDX: 0000000000000000 RSI: ffffffff816128e0 RDI: ffff88821950a778 [ 8.134100][ T1] kobject: 'ahci' (00000000e1e9259f): kobject_add_internal: parent: 'drivers', set: 'drivers' [ 8.135140][ T21] RBP: ffff8880a9a47780 R08: ffff8880a9a38580 R09: ffffed10146b757c [ 8.138324][ T1] kobject: 'drivers' (000000003c4b4dcc): kobject_add_internal: parent: 'ahci', set: '<NULL>' [ 8.140009][ T21] R10: ffffed10146b757b R11: ffff8880a35babdf R12: ffff88821950a440 [ 8.143410][ T1] kobject: 'ahci' (00000000e1e9259f): kobject_uevent_env [ 8.148850][ T21] R13: ffff88821950a440 R14: ffff8880a2d865b0 R15: 0000000000000200 [ 8.151635][ T1] kobject: 'ahci' (00000000e1e9259f): fill_kobj_path: path = '/bus/pci/drivers/ahci' [ 8.153726][ T21] FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 8.155775][ T1] kobject: 'ata_piix' (0000000032af111a): kobject_add_internal: parent: 'drivers', set: 'drivers' [ 8.157657][ T21] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8.160255][ T1] kobject: 'drivers' (0000000082b90d7c): kobject_add_internal: parent: 'ata_piix', set: '<NULL>' [ 8.162789][ T21] CR2: 0000000000000000 CR3: 0000000008c6d000 CR4: 00000000001406f0 [ 8.165710][ T1] kobject: 'ata_piix' (0000000032af111a): kobject_uevent_env [ 8.167885][ T21] Kernel panic - not syncing: Fatal exception [ 8.170897][ T1] kobject: 'ata_piix' (0000000032af111a): fill_kobj_path: path = '/bus/pci/drivers/ata_piix' [ 8.172719][ T21] Kernel Offset: disabled [ 8.172719][ T21] Rebooting in 86400 seconds..