[ 0.000000][ T0] Linux version 5.3.0-rc1+ (syzkaller@ci) (gcc version 9.0.0 20181231 (experimental) (GCC)) #50 SMP PREEMPT Thu Aug 1 08:29:17 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 [ 0.000005][ T0] kvm-clock: cpu 0, msr 9e43001, primary cpu clock [ 0.000005][ T0] kvm-clock: using sched offset of 3887878048 cycles [ 0.002732][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.012026][ T0] tsc: Detected 2300.000 MHz processor [ 0.016916][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.020674][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.025100][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.034469][ T0] found SMP MP-table at [mem 0x000f29c0-0x000f29cf] [ 0.038197][ T0] check: Scanning 1 areas for low memory corruption [ 0.042334][ T0] Using GB pages for direct mapping [ 0.047271][ T0] ACPI: Early table checksum verification disabled [ 0.050449][ T0] ACPI: RSDP 0x00000000000F2750 000014 (v00 Google) [ 0.053184][ T0] ACPI: RSDT 0x00000000BFFFDA50 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.057196][ T0] ACPI: FACP 0x00000000BFFFFF00 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.061005][ T0] ACPI: DSDT 0x00000000BFFFDA90 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.065992][ T0] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.068435][ T0] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.071481][ T0] ACPI: SSDT 0x00000000BFFFF540 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.075638][ T0] ACPI: APIC 0x00000000BFFFF450 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.079849][ T0] ACPI: WAET 0x00000000BFFFF420 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.084819][ T0] ACPI: SRAT 0x00000000BFFFF350 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.089341][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.092362][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.095216][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.098689][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.101914][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.105407][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.110475][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.115795][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.119819][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.124152][ T0] NODE_DATA(0) allocated [mem 0x12fffc000-0x12fffffff] [ 0.127823][ T0] NODE_DATA(1) allocated [mem 0x21fff9000-0x21fffcfff] [ 0.179212][ T0] Zone ranges: [ 0.180982][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.183946][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.187139][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.190146][ T0] Movable zone start for each node [ 0.192675][ T0] Early memory node ranges [ 0.194503][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.197315][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.200716][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.203922][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.207134][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.207143][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.275558][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.723560][ T0] kasan: KernelAddressSanitizer initialized [ 0.726773][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.729212][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.731985][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.735655][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.739249][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.742493][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.746229][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.750431][ T0] Using ACPI (MADT) for SMP configuration information [ 0.753874][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.756766][ T0] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.760002][ T0] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.763629][ T0] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.766593][ T0] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.769642][ T0] PM: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.772422][ T0] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.775883][ T0] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.779196][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.782096][ T0] Booting paravirtualized kernel on KVM [ 0.784873][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.790320][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.794785][ T0] percpu: Embedded 64 pages/cpu s224392 r8192 d29560 u1048576 [ 0.798513][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.801567][ T0] Policy zone: Normal [ 0.803511][ 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 [ 0.832145][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.642662][ T0] Memory: 6498144K/7863916K available (104466K kernel code, 14809K rwdata, 18944K rodata, 3200K init, 24484K bss, 1365772K reserved, 0K cma-reserved) [ 1.655940][ T0] Running RCU self tests [ 1.657839][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.661135][ T0] rcu: RCU lockdep checking is enabled. [ 1.663744][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.667755][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.672243][ T0] Tasks RCU enabled. [ 1.674311][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.678560][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.688570][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.693991][ T0] random: get_random_bytes called from start_kernel+0x560/0x951 with crng_init=0 [ 1.702759][ T0] Console: colour VGA+ 80x25 [ 1.705862][ T0] printk: console [ttyS0] enabled [ 1.705862][ T0] printk: console [ttyS0] enabled [ 1.710539][ T0] printk: bootconsole [earlyser0] disabled [ 1.710539][ T0] printk: bootconsole [earlyser0] disabled [ 1.715282][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.720023][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.722374][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.725542][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.728198][ T0] ... CLASSHASH_SIZE: 4096 [ 1.730870][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.733733][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.736527][ T0] ... CHAINHASH_SIZE: 32768 [ 1.739421][ T0] memory used by lock dependency info: 6237 kB [ 1.742370][ T0] per task-struct memory footprint: 1920 bytes [ 1.747223][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.753406][ T0] ACPI: Core revision 20190703 [ 1.756962][ T0] APIC: Switch to symmetric I/O mode setup [ 1.760822][ T0] x2apic enabled [ 1.763836][ T0] Switched APIC routing to physical x2apic. [ 1.770844][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.774183][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.780220][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.784686][ T0] pid_max: default: 32768 minimum: 301 [ 1.791445][ T0] LSM: Security Framework initializing [ 1.794455][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.797969][ T0] Yama: becoming mindful. [ 1.800433][ T0] TOMOYO Linux initialized [ 1.804928][ T0] AppArmor: AppArmor initialized [ 1.813134][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.820478][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.825256][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.830236][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.837001][ T0] *** VALIDATE proc *** [ 1.840590][ T0] *** VALIDATE cgroup1 *** [ 1.842765][ T0] *** VALIDATE cgroup2 *** [ 1.846126][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.849438][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.850267][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.850304][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.860241][ T0] MDS: Mitigation: Clear CPU buffers [ 1.863716][ T0] Freeing SMP alternatives memory: 68K [ 1.880208][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.930307][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.950250][ T1] rcu: Hierarchical SRCU implementation. [ 1.970407][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.000242][ T1] smp: Bringing up secondary CPUs ... [ 2.083121][ T1] x86: Booting SMP configuration: [ 2.086604][ T1] .... node #0, CPUs: #1 [ 0.066394][ T0] kvm-clock: cpu 1, msr 9e43041, secondary cpu clock [ 2.101645][ 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. [ 2.110323][ T1] smp: Brought up 2 nodes, 2 CPUs [ 2.113014][ T1] smpboot: Max logical packages: 1 [ 2.115965][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 2.121739][ T1] devtmpfs: initialized [ 2.140588][ T23] kworker/u4:0 (23) used greatest stack depth: 27472 bytes left [ 2.150361][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.156043][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 2.161372][ T1] xor: automatically using best checksumming function avx [ 2.166695][ T1] PM: RTC time: 08:34:47, date: 2019-08-01 [ 2.171856][ T1] NET: Registered protocol family 16 [ 2.177271][ T1] audit: initializing netlink subsys (disabled) [ 2.180454][ T26] audit: type=2000 audit(1564648487.481:1): state=initialized audit_enabled=0 res=1 [ 2.192823][ T34] kworker/u4:1 (34) used greatest stack depth: 27392 bytes left [ 2.197516][ T1] cpuidle: using governor menu [ 2.201088][ T1] ACPI: bus type PCI registered [ 2.205676][ T1] dca service started, version 1.12.1 [ 2.208509][ T1] PCI: Using configuration type 1 for base access [ 2.268532][ T191] kworker/u4:0 (191) used greatest stack depth: 27024 bytes left [ 2.583801][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.590750][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.594083][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.630888][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.878904][ T1] raid6: avx2x4 gen() 11532 MB/s [ 3.048875][ T1] raid6: avx2x4 xor() 6777 MB/s [ 3.218867][ T1] raid6: avx2x2 gen() 7383 MB/s [ 3.390268][ T1] raid6: avx2x2 xor() 3633 MB/s [ 3.560249][ T1] raid6: avx2x1 gen() 3824 MB/s [ 3.730249][ T1] raid6: avx2x1 xor() 2110 MB/s [ 3.900261][ T1] raid6: sse2x4 gen() 5763 MB/s [ 4.068864][ T1] raid6: sse2x4 xor() 3287 MB/s [ 4.238871][ T1] raid6: sse2x2 gen() 3941 MB/s [ 4.408857][ T1] raid6: sse2x2 xor() 1964 MB/s [ 4.578870][ T1] raid6: sse2x1 gen() 1856 MB/s [ 4.748867][ T1] raid6: sse2x1 xor() 1071 MB/s [ 4.750229][ T1] raid6: using algorithm avx2x4 gen() 11532 MB/s [ 4.753115][ T1] raid6: .... xor() 6777 MB/s, rmw enabled [ 4.755925][ T1] raid6: using avx2x2 recovery algorithm [ 4.761001][ T1] ACPI: Added _OSI(Module Device) [ 4.763298][ T1] ACPI: Added _OSI(Processor Device) [ 4.765352][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.767616][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.770246][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.772991][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.775872][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.818408][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.871933][ T1] ACPI: Interpreter enabled [ 4.874205][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.876336][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.880270][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.882225][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.971378][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.974834][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.979534][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.990235][ T1] PCI host bridge to bus 0000:00 [ 4.990246][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.994051][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.997887][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 5.000240][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 5.003992][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 5.007074][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 5.020358][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 5.054897][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 5.083356][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 5.090489][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 5.103580][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 5.113890][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 5.142516][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 5.155146][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 5.165121][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebff000-0xfebff07f] [ 5.205417][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.212152][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.218886][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.223304][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.230699][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 5.243736][ T1] vgaarb: loaded [ 5.246914][ T1] SCSI subsystem initialized [ 5.252338][ T1] ACPI: bus type USB registered [ 5.254036][ T1] usbcore: registered new interface driver usbfs [ 5.257101][ T1] usbcore: registered new interface driver hub [ 5.260808][ T1] usbcore: registered new device driver usb [ 5.266247][ T1] mc: Linux media interface: v0.10 [ 5.270285][ T1] videodev: Linux video capture interface: v2.00 [ 5.271189][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.273624][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it> [ 5.281465][ T1] PTP clock support registered [ 5.283432][ T1] EDAC MC: Ver: 3.0.0 [ 5.291327][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.295574][ T1] PCI: Using ACPI for IRQ routing [ 5.304029][ T1] Bluetooth: Core ver 2.22 [ 5.306581][ T1] NET: Registered protocol family 31 [ 5.308996][ T1] Bluetooth: HCI device and connection manager initialized [ 5.310265][ T1] Bluetooth: HCI socket layer initialized [ 5.312858][ T1] Bluetooth: L2CAP socket layer initialized [ 5.315340][ T1] Bluetooth: SCO socket layer initialized [ 5.317722][ T1] NET: Registered protocol family 8 [ 5.320226][ T1] NET: Registered protocol family 20 [ 5.322958][ T1] NetLabel: Initializing [ 5.324883][ T1] NetLabel: domain hash size = 128 [ 5.327480][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.330549][ T1] NetLabel: unlabeled traffic allowed by default [ 5.334518][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.340356][ T1] NET: Registered protocol family 39 [ 5.342497][ T1] clocksource: Switched to clocksource kvm-clock [ 7.322591][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.323731][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.325478][ T1] FS-Cache: Loaded [ 7.326144][ T1] *** VALIDATE hugetlbfs *** [ 7.327680][ T1] CacheFiles: Loaded [ 7.328567][ T1] TOMOYO: 2.6.0 [ 7.329172][ T1] Mandatory Access Control activated. [ 7.331412][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.332787][ T1] pnp: PnP ACPI init [ 7.344195][ T1] pnp: PnP ACPI: found 7 devices [ 7.388682][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 7.388689][ T1] thermal_sys: Registered thermal governor 'user_space' [ 7.399370][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.401055][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.402106][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.403115][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.404175][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.406514][ T1] NET: Registered protocol family 2 [ 7.409378][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 7.411358][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 7.416412][ T1] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes, vmalloc) [ 7.421196][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 7.423797][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.425581][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.427910][ T1] NET: Registered protocol family 1 [ 7.430331][ T1] RPC: Registered named UNIX socket transport module. [ 7.431332][ T1] RPC: Registered udp transport module. [ 7.432088][ T1] RPC: Registered tcp transport module. [ 7.432841][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 7.445271][ T1] NET: Registered protocol family 44 [ 7.446183][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 7.447367][ T1] PCI: CLS 0 bytes, default 64 [ 7.451135][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 7.452162][ T1] software IO TLB: mapped [mem 0xaa800000-0xae800000] (64MB) [ 7.455142][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 7.458583][ T1] kvm: already loaded the other module [ 7.459396][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 7.461137][ T1] clocksource: Switched to clocksource tsc [ 7.462148][ T1] mce: Machine check injector initialized [ 7.467149][ T1] check: Scanning for low memory corruption every 60 seconds [ 7.584279][ T1] Initialise system trusted keyrings [ 7.586073][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 7.587438][ T1] zbud: loaded [ 7.592633][ T1] DLM installed [ 7.594678][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 7.597876][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 7.599903][ T1] NFS: Registering the id_resolver key type [ 7.600957][ T1] Key type id_resolver registered [ 7.601666][ T1] Key type id_legacy registered [ 7.602348][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 7.603429][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 7.606562][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 7.608196][ T1] fuse: init (API version 7.31) [ 7.611704][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 7.621532][ T1] SGI XFS with ACLs, security attributes, realtime, no debug enabled [ 7.625979][ T1] 9p: Installing v9fs 9p2000 file system support [ 7.626989][ T1] FS-Cache: Netfs '9p' registered for caching [ 7.632537][ T1] gfs2: GFS2 installed [ 7.635506][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 7.636455][ T1] ceph: loaded (mds proto 32) [ 7.643447][ T1] NET: Registered protocol family 38 [ 7.645093][ T1] async_tx: api initialized (async) [ 7.645933][ T1] Key type asymmetric registered [ 7.646638][ T1] Asymmetric key parser 'x509' registered [ 7.647463][ T1] Asymmetric key parser 'pkcs8' registered [ 7.648241][ T1] Key type pkcs7_test registered [ 7.648905][ T1] Asymmetric key parser 'tpm_parser' registered [ 7.649922][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 246) [ 7.651642][ T1] io scheduler mq-deadline registered [ 7.652414][ T1] io scheduler kyber registered [ 7.653295][ T1] io scheduler bfq registered [ 7.658387][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 7.661291][ T1] ACPI: Power Button [PWRF] [ 7.662905][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 7.664171][ T1] ACPI: Sleep Button [SLPF] [ 7.669494][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 7.683121][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 7.684108][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 7.696649][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 7.697710][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 7.979887][ T1] HDLC line discipline maxframe=4096 [ 7.981404][ T1] N_HDLC line discipline registered. [ 7.982180][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 8.005186][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 8.030822][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 8.056255][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 8.083345][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 8.091470][ T1] Non-volatile memory driver v1.3 [ 8.093355][ T1] Linux agpgart interface v0.103 [ 8.103295][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 8.105277][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 8.106551][ T1] [drm] Driver supports precise vblank timestamp query. [ 8.110049][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 8.111979][ T1] usbcore: registered new interface driver udl [ 8.161116][ T1] brd: module loaded [ 8.191458][ T1] loop: module loaded [ 8.255928][ T1] zram: Added device: zram0 [ 8.282882][ T1] null: module loaded [ 8.289883][ T1] nfcsim 0.2 initialized [ 8.292785][ T1] Loading iSCSI transport class v2.0-870. [ 8.312779][ T1] scsi host0: Virtio SCSI HBA [ 8.348548][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 8.351155][ T21] kasan: CONFIG_KASAN_INLINE enabled [ 8.352514][ T21] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 8.354622][ T21] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 8.354638][ T1] kobject: 'scsi_disk' (000000002b2b08f9): kobject_uevent_env [ 8.356432][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.3.0-rc1+ #50 [ 8.358454][ T1] kobject: 'scsi_disk' (000000002b2b08f9): fill_kobj_path: path = '/class/scsi_disk' [ 8.360239][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 8.360239][ T21] Workqueue: events_unbound async_run_entry_fn [ 8.360239][ T21] RIP: 0010:dma_direct_max_mapping_size+0x7c/0x1a7 [ 8.360239][ 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 [ 8.360239][ T21] RSP: 0000:ffff8880a9a37768 EFLAGS: 00010246 [ 8.360239][ T21] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff816128c1 [ 8.360239][ T21] RDX: 0000000000000000 RSI: ffffffff816128e0 RDI: ffff8882195f8838 [ 8.360239][ T21] RBP: ffff8880a9a37780 R08: ffff8880a9a24580 R09: ffffed101455368d [ 8.360239][ T21] R10: ffffed101455368c R11: ffff8880a2a9b467 R12: ffff8882195f8500 [ 8.360239][ T21] R13: ffff8882195f8500 R14: ffff8880a313a5f0 R15: 0000000000000200 [ 8.360239][ T21] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 8.360239][ T21] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8.360239][ T21] CR2: 0000000000000000 CR3: 0000000008c6d000 CR4: 00000000001406e0 [ 8.360239][ T21] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8.363934][ T1] kobject: 'sd' (00000000a0b86299): kobject_add_internal: parent: 'drivers', set: 'drivers' [ 8.360239][ T21] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8.367040][ T1] kobject: 'sd' (00000000a0b86299): kobject_uevent_env [ 8.360239][ T21] Call Trace: [ 8.373911][ T1] kobject: 'sd' (00000000a0b86299): fill_kobj_path: path = '/bus/scsi/drivers/sd' [ 8.360239][ T21] dma_max_mapping_size+0xba/0x100 [ 8.377407][ T1] kobject: 'sr' (000000001f9f5631): kobject_add_internal: parent: 'drivers', set: 'drivers' [ 8.360239][ T21] __scsi_init_queue+0x1cb/0x580 [ 8.381401][ T1] kobject: 'sr' (000000001f9f5631): kobject_uevent_env [ 8.360239][ T21] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 8.385344][ T1] kobject: 'sr' (000000001f9f5631): fill_kobj_path: path = '/bus/scsi/drivers/sr' [ 8.360239][ T21] scsi_mq_alloc_queue+0xd2/0x180 [ 8.390007][ T1] kobject: 'scsi_generic' (000000003390e1e2): kobject_add_internal: parent: 'class', set: 'class' [ 8.360239][ T21] scsi_alloc_sdev+0x837/0xc60 [ 8.360239][ T21] scsi_probe_and_add_lun+0x2440/0x39f0 [ 8.360239][ T21] ? __kasan_check_read+0x11/0x20 [ 8.393524][ T1] kobject: 'scsi_generic' (000000003390e1e2): kobject_uevent_env [ 8.360239][ T21] ? mark_lock+0xc0/0x11e0 [ 8.398090][ T1] kobject: 'scsi_generic' (000000003390e1e2): fill_kobj_path: path = '/class/scsi_generic' [ 8.360239][ T21] ? scsi_alloc_sdev+0xc60/0xc60 [ 8.411269][ T1] kobject: 'nvme-wq' (000000003173676c): kobject_add_internal: parent: 'workqueue', set: 'devices' [ 8.360239][ T21] ? mark_held_locks+0xa4/0xf0 [ 8.415094][ T1] kobject: 'nvme-wq' (000000003173676c): kobject_uevent_env [ 8.360239][ T21] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 8.417654][ T1] kobject: 'nvme-wq' (000000003173676c): kobject_uevent_env: uevent_suppress caused the event to drop! [ 8.360239][ T21] ? __pm_runtime_resume+0x11b/0x180 [ 8.420912][ T1] kobject: 'nvme-wq' (000000003173676c): kobject_uevent_env [ 8.360239][ T21] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 8.424731][ T1] kobject: 'nvme-wq' (000000003173676c): fill_kobj_path: path = '/devices/virtual/workqueue/nvme-wq' [ 8.360239][ T21] ? lockdep_hardirqs_on+0x418/0x5d0 [ 8.439098][ T1] kobject: 'nvme-reset-wq' (0000000039193c72): kobject_add_internal: parent: 'workqueue', set: 'devices' [ 8.429445][ T21] ? trace_hardirqs_on+0x67/0x240 [ 8.440740][ T1] kobject: 'nvme-reset-wq' (0000000039193c72): kobject_uevent_env [ 8.429445][ T21] ? __kasan_check_read+0x11/0x20 [ 8.444657][ T1] kobject: 'nvme-reset-wq' (0000000039193c72): kobject_uevent_env: uevent_suppress caused the event to drop! [ 8.429445][ T21] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 8.447913][ T1] kobject: 'nvme-reset-wq' (0000000039193c72): kobject_uevent_env [ 8.429445][ T21] ? __pm_runtime_resume+0x11b/0x180 [ 8.429445][ T21] __scsi_scan_target+0x29a/0xfa0 [ 8.429445][ T21] ? __pm_runtime_resume+0x11b/0x180 [ 8.452243][ T1] kobject: 'nvme-reset-wq' (0000000039193c72): fill_kobj_path: path = '/devices/virtual/workqueue/nvme-reset-wq' [ 8.429445][ T21] ? __kasan_check_read+0x11/0x20 [ 8.456108][ T21] ? mark_lock+0xc0/0x11e0 [ 8.456108][ T21] ? scsi_probe_and_add_lun+0x39f0/0x39f0 [ 8.456108][ T21] ? mark_held_locks+0xa4/0xf0 [ 8.456108][ T21] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 8.456108][ T21] ? __pm_runtime_resume+0x11b/0x180 [ 8.456108][ T21] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 8.456108][ T21] ? lockdep_hardirqs_on+0x418/0x5d0 [ 8.456108][ T21] ? trace_hardirqs_on+0x67/0x240 [ 8.456108][ T21] scsi_scan_channel.part.0+0x11a/0x190 [ 8.456108][ T21] scsi_scan_host_selected+0x313/0x450 [ 8.456108][ T21] ? scsi_scan_host+0x450/0x450 [ 8.456108][ T21] do_scsi_scan_host+0x1ef/0x260 [ 8.456108][ T21] ? scsi_scan_host+0x450/0x450 [ 8.456108][ T21] do_scan_async+0x41/0x500 [ 8.456108][ T21] ? scsi_scan_host+0x450/0x450 [ 8.456108][ T21] async_run_entry_fn+0x124/0x570 [ 8.456108][ T21] process_one_work+0x9af/0x1740 [ 8.456108][ T21] ? pwq_dec_nr_in_flight+0x320/0x320 [ 8.456108][ T21] ? lock_acquire+0x190/0x410 [ 8.456108][ T21] worker_thread+0x98/0xe40 [ 8.456108][ T21] kthread+0x361/0x430 [ 8.456108][ T21] ? process_one_work+0x1740/0x1740 [ 8.456108][ T21] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 8.456108][ T21] ret_from_fork+0x24/0x30 [ 8.456108][ T21] Modules linked in: [ 8.497837][ T21] ---[ end trace 9e304aa9b79a1898 ]--- [ 8.499359][ T21] RIP: 0010:dma_direct_max_mapping_size+0x7c/0x1a7 [ 8.501048][ 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 [ 8.506181][ T21] RSP: 0000:ffff8880a9a37768 EFLAGS: 00010246 [ 8.507908][ T1] kobject: 'nvme-delete-wq' (00000000310207df): kobject_add_internal: parent: 'workqueue', set: 'devices' [ 8.507952][ T21] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff816128c1 [ 8.511896][ T1] kobject: 'nvme-delete-wq' (00000000310207df): kobject_uevent_env [ 8.513069][ T21] RDX: 0000000000000000 RSI: ffffffff816128e0 RDI: ffff8882195f8838 [ 8.515175][ T1] kobject: 'nvme-delete-wq' (00000000310207df): kobject_uevent_env: uevent_suppress caused the event to drop! [ 8.517281][ T21] RBP: ffff8880a9a37780 R08: ffff8880a9a24580 R09: ffffed101455368d [ 8.520203][ T1] kobject: 'nvme-delete-wq' (00000000310207df): kobject_uevent_env [ 8.522162][ T21] R10: ffffed101455368c R11: ffff8880a2a9b467 R12: ffff8882195f8500 [ 8.524481][ T1] kobject: 'nvme-delete-wq' (00000000310207df): fill_kobj_path: path = '/devices/virtual/workqueue/nvme-delete-wq' [ 8.526546][ T21] R13: ffff8882195f8500 R14: ffff8880a313a5f0 R15: 0000000000000200 [ 8.529982][ T1] kobject: 'nvme' (000000002c31d1e6): kobject_add_internal: parent: 'class', set: 'class' [ 8.531887][ T21] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 8.531903][ T21] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8.534521][ T1] kobject: 'nvme' (000000002c31d1e6): kobject_uevent_env [ 8.536795][ T21] CR2: 0000000000000000 CR3: 0000000008c6d000 CR4: 00000000001406e0 [ 8.538637][ T1] kobject: 'nvme' (000000002c31d1e6): fill_kobj_path: path = '/class/nvme' [ 8.540463][ T21] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 8.542960][ T1] kobject: 'nvme-subsystem' (00000000f4691980): kobject_add_internal: parent: 'class', set: 'class' [ 8.544916][ T21] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 8.547079][ T1] kobject: 'nvme-subsystem' (00000000f4691980): kobject_uevent_env [ 8.549887][ T21] Kernel panic - not syncing: Fatal exception [ 8.551973][ T1] kobject: 'nvme-subsystem' (00000000f4691980): fill_kobj_path: path = '/class/nvme-subsystem' [ 8.550435][ T21] Kernel Offset: disabled [ 8.550435][ T21] Rebooting in 86400 seconds..