[ 0.000000][ T0] Linux version 5.2.0+ (syzkaller@ci) (clang version 9.0.0 (/home/glider/llvm/clang 80fee25776c2fb61e74c1ecb1a523375c2500b69)) #39 SMP Sun Jul 21 14:20:02 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=smack lsm=yama,safesetid,integrity,smack,tomoyo 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 93c6001, primary cpu clock [ 0.000005][ T0] kvm-clock: using sched offset of 3171972467 cycles [ 0.001143][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.005411][ T0] tsc: Detected 2300.000 MHz processor [ 0.008099][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.009627][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.011183][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.017557][ T0] found SMP MP-table at [mem 0x000f29c0-0x000f29cf] [ 0.018885][ T0] check: Scanning 1 areas for low memory corruption [ 0.020297][ T0] Using GB pages for direct mapping [ 0.023111][ T0] ACPI: Early table checksum verification disabled [ 0.024606][ T0] ACPI: RSDP 0x00000000000F2750 000014 (v00 Google) [ 0.025745][ T0] ACPI: RSDT 0x00000000BFFFDA50 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.027433][ T0] ACPI: FACP 0x00000000BFFFFF00 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.029574][ T0] ACPI: DSDT 0x00000000BFFFDA90 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.031120][ T0] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.032278][ T0] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.033171][ T0] ACPI: SSDT 0x00000000BFFFF540 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.034988][ T0] ACPI: APIC 0x00000000BFFFF450 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.036859][ T0] ACPI: WAET 0x00000000BFFFF420 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.038452][ T0] ACPI: SRAT 0x00000000BFFFF350 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.040265][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.041506][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.042522][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.043651][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.044592][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.045863][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.047956][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.050515][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.052390][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.054236][ T0] NODE_DATA(0) allocated [mem 0x12fffc000-0x12fffffff] [ 0.056046][ T0] NODE_DATA(1) allocated [mem 0x21fff9000-0x21fffcfff] [ 0.108299][ T0] Zone ranges: [ 0.109133][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.110351][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.111367][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.112369][ T0] Movable zone start for each node [ 0.113180][ T0] Early memory node ranges [ 0.114067][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.115464][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.116512][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.117610][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.118674][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.118681][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.177656][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.614621][ T0] kasan: KernelAddressSanitizer initialized [ 0.615924][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.616878][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.617952][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.620676][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.621654][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.622726][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.623836][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.624948][ T0] Using ACPI (MADT) for SMP configuration information [ 0.626058][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.627008][ T0] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.627969][ T0] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.628972][ T0] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.629935][ T0] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.631013][ T0] PM: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.632276][ T0] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.633412][ T0] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.634708][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.635738][ T0] Booting paravirtualized kernel on KVM [ 0.636588][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.638425][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.640665][ T0] percpu: Embedded 64 pages/cpu s222984 r8192 d30968 u1048576 [ 0.642126][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935237 [ 0.643277][ T0] Policy zone: Normal [ 0.643849][ 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=smack lsm=yama,safesetid,integrity,smack,tomoyo 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 [ 0.653729][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.407098][ T0] Memory: 6511964K/7863916K available (112659K kernel code, 4078K rwdata, 11236K rodata, 3028K init, 22908K bss, 1351952K reserved, 0K cma-reserved) [ 1.414904][ T0] Running RCU self tests [ 1.415767][ T0] rcu: Hierarchical RCU implementation. [ 1.416618][ T0] rcu: RCU lockdep checking is enabled. [ 1.417628][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.418811][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.419988][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.421723][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.429432][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.431230][ T0] random: get_random_bytes called from start_kernel+0x367/0x86f with crng_init=0 [ 1.436273][ T0] Console: colour VGA+ 80x25 [ 1.437023][ T0] printk: console [ttyS0] enabled [ 1.437023][ T0] printk: console [ttyS0] enabled [ 1.438596][ T0] printk: bootconsole [earlyser0] disabled [ 1.438596][ T0] printk: bootconsole [earlyser0] disabled [ 1.440261][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.441398][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.442186][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.442896][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.443614][ T0] ... CLASSHASH_SIZE: 4096 [ 1.444398][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.445186][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.446016][ T0] ... CHAINHASH_SIZE: 32768 [ 1.446816][ T0] memory used by lock dependency info: 6237 kB [ 1.447710][ T0] per task-struct memory footprint: 1920 bytes [ 1.448788][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.450665][ T0] ACPI: Core revision 20190703 [ 1.452221][ T0] APIC: Switch to symmetric I/O mode setup [ 1.453613][ T0] x2apic enabled [ 1.455200][ T0] Switched APIC routing to physical x2apic. [ 1.460003][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.461133][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.462777][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.464089][ T0] pid_max: default: 32768 minimum: 301 [ 1.465790][ T0] LSM: Security Framework initializing [ 1.466647][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.468160][ T0] Yama: becoming mindful. [ 1.469279][ T0] Smack: Initializing. [ 1.469972][ T0] Smack: Netfilter enabled. [ 1.470625][ T0] Smack: IPv6 Netfilter enabled. [ 1.471481][ T0] TOMOYO Linux initialized [ 1.478342][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.482501][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.482977][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.484182][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.487905][ T0] *** VALIDATE proc *** [ 1.489218][ T0] *** VALIDATE cgroup1 *** [ 1.489871][ T0] *** VALIDATE cgroup2 *** [ 1.491066][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.492784][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.493822][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.493847][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.496542][ T0] MDS: Mitigation: Clear CPU buffers [ 1.498138][ T0] Freeing SMP alternatives memory: 80K [ 1.502768][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.502768][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.502768][ T1] rcu: Hierarchical SRCU implementation. [ 1.502768][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.502768][ T1] smp: Bringing up secondary CPUs ... [ 1.503310][ T1] x86: Booting SMP configuration: [ 1.504157][ T1] .... node #0, CPUs: #1 [ 0.031670][ T0] kvm-clock: cpu 1, msr 93c6041, secondary cpu clock [ 1.508686][ 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. [ 1.508686][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.508686][ T1] smpboot: Max logical packages: 1 [ 1.508686][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.514164][ T1] devtmpfs: initialized [ 1.515644][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.515644][ T22] kworker/u4:0 (22) used greatest stack depth: 24328 bytes left [ 1.522878][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.526477][ T1] xor: automatically using best checksumming function avx [ 1.528389][ T1] PM: RTC time: 14:24:43, date: 2019-07-21 [ 1.530409][ T1] NET: Registered protocol family 16 [ 1.533024][ T1] audit: initializing netlink subsys (disabled) [ 1.534114][ T24] audit: type=2000 audit(1563719083.304:1): state=initialized audit_enabled=0 res=1 [ 1.537167][ T32] kworker/u4:1 (32) used greatest stack depth: 23048 bytes left [ 1.543049][ T1] cpuidle: using governor menu [ 1.544182][ T1] ACPI: bus type PCI registered [ 1.546294][ T1] dca service started, version 1.12.1 [ 1.547483][ T1] PCI: Using configuration type 1 for base access [ 1.819416][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 1.824387][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 1.824387][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 1.853703][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.066894][ T1] raid6: avx2x4 gen() 13132 MB/s [ 2.236891][ T1] raid6: avx2x4 xor() 8585 MB/s [ 2.406894][ T1] raid6: avx2x2 gen() 9431 MB/s [ 2.576890][ T1] raid6: avx2x2 xor() 7502 MB/s [ 2.746895][ T1] raid6: avx2x1 gen() 7470 MB/s [ 2.916893][ T1] raid6: avx2x1 xor() 4698 MB/s [ 3.086885][ T1] raid6: sse2x4 gen() 5879 MB/s [ 3.256882][ T1] raid6: sse2x4 xor() 4470 MB/s [ 3.426881][ T1] raid6: sse2x2 gen() 4981 MB/s [ 3.596883][ T1] raid6: sse2x2 xor() 3800 MB/s [ 3.766889][ T1] raid6: sse2x1 gen() 3703 MB/s [ 3.936900][ T1] raid6: sse2x1 xor() 2332 MB/s [ 3.937893][ T1] raid6: using algorithm avx2x4 gen() 13132 MB/s [ 3.938881][ T1] raid6: .... xor() 8585 MB/s, rmw enabled [ 3.939667][ T1] raid6: using avx2x2 recovery algorithm [ 3.943474][ T1] ACPI: Added _OSI(Module Device) [ 3.943474][ T1] ACPI: Added _OSI(Processor Device) [ 3.943474][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.943557][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 3.944470][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 3.945322][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 3.946197][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 3.984454][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.008420][ T1] ACPI: Interpreter enabled [ 4.009508][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.010269][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.013157][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.016522][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.092593][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.092835][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.094506][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.100382][ T1] PCI host bridge to bus 0000:00 [ 4.101413][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.102796][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.103890][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.105106][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.106273][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.107357][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.114591][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.131332][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.146197][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.149822][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.156613][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.160885][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.175958][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.183738][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.187931][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebff000-0xfebff07f] [ 4.211893][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.215357][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.218811][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.222034][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.224295][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.234647][ T1] vgaarb: loaded [ 4.236059][ T1] SCSI subsystem initialized [ 4.236992][ T1] ACPI: bus type USB registered [ 4.242939][ T1] usbcore: registered new interface driver usbfs [ 4.244202][ T1] usbcore: registered new interface driver hub [ 4.245449][ T1] usbcore: registered new device driver usb [ 4.248165][ T1] mc: Linux media interface: v0.10 [ 4.250122][ T1] videodev: Linux video capture interface: v2.00 [ 4.251923][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.252782][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it> [ 4.254625][ T1] PTP clock support registered [ 4.256532][ T1] EDAC MC: Ver: 3.0.0 [ 4.264027][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.264389][ T1] PCI: Using ACPI for IRQ routing [ 4.264389][ T1] Bluetooth: Core ver 2.22 [ 4.264460][ T1] NET: Registered protocol family 31 [ 4.265567][ T1] Bluetooth: HCI device and connection manager initialized [ 4.266603][ T1] Bluetooth: HCI socket layer initialized [ 4.272801][ T1] Bluetooth: L2CAP socket layer initialized [ 4.272801][ T1] Bluetooth: SCO socket layer initialized [ 4.272801][ T1] NET: Registered protocol family 8 [ 4.272801][ T1] NET: Registered protocol family 20 [ 4.273049][ T1] NetLabel: Initializing [ 4.273049][ T1] NetLabel: domain hash size = 128 [ 4.273049][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.273053][ T1] NetLabel: unlabeled traffic allowed by default [ 4.274702][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.282921][ T1] NET: Registered protocol family 39 [ 4.286101][ T1] clocksource: Switched to clocksource kvm-clock [ 5.468974][ T1] VFS: Disk quotas dquot_6.6.0 [ 5.470076][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 5.471779][ T1] FS-Cache: Loaded [ 5.472403][ T1] *** VALIDATE hugetlbfs *** [ 5.474143][ T1] CacheFiles: Loaded [ 5.475287][ T1] TOMOYO: 2.6.0 [ 5.475826][ T1] Mandatory Access Control activated. [ 5.477293][ T1] pnp: PnP ACPI init [ 5.487913][ T1] pnp: PnP ACPI: found 7 devices [ 5.539279][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 5.539286][ T1] thermal_sys: Registered thermal governor 'user_space' [ 5.549726][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 5.551246][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 5.552325][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 5.554278][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 5.555467][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 5.557807][ T1] NET: Registered protocol family 2 [ 5.561868][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 5.563940][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 5.568578][ T1] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes, vmalloc) [ 5.574271][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 5.576329][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 5.578273][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 5.581475][ T1] NET: Registered protocol family 1 [ 5.583984][ T1] RPC: Registered named UNIX socket transport module. [ 5.585167][ T1] RPC: Registered udp transport module. [ 5.586016][ T1] RPC: Registered tcp transport module. [ 5.586922][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 5.589376][ T1] NET: Registered protocol family 44 [ 5.590278][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 5.591425][ T1] PCI: CLS 0 bytes, default 64 [ 5.594740][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 5.595734][ T1] software IO TLB: mapped [mem 0xaaa00000-0xaea00000] (64MB) [ 5.597464][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 5.601019][ T1] kvm: already loaded the other module [ 5.601784][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 5.603516][ T1] clocksource: Switched to clocksource tsc [ 5.604523][ T1] mce: Machine check injector initialized [ 5.609047][ T1] check: Scanning for low memory corruption every 60 seconds [ 5.712665][ T1] Initialise system trusted keyrings [ 5.714801][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 5.716124][ T1] zbud: loaded [ 5.721368][ T1] DLM installed [ 5.725045][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 5.728160][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 5.730134][ T1] NFS: Registering the id_resolver key type [ 5.731033][ T1] Key type id_resolver registered [ 5.731803][ T1] Key type id_legacy registered [ 5.732522][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 5.733981][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 5.737144][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 5.739703][ T1] fuse: init (API version 7.31) [ 5.742560][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 5.752472][ T1] SGI XFS with ACLs, security attributes, realtime, no debug enabled [ 5.757753][ T1] 9p: Installing v9fs 9p2000 file system support [ 5.758794][ T1] FS-Cache: Netfs '9p' registered for caching [ 5.762871][ T1] gfs2: GFS2 installed [ 5.765541][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 5.766420][ T1] ceph: loaded (mds proto 32) [ 5.773771][ T1] NET: Registered protocol family 38 [ 5.775404][ T1] async_tx: api initialized (async) [ 5.776136][ T1] Key type asymmetric registered [ 5.776893][ T1] Asymmetric key parser 'x509' registered [ 5.777708][ T1] Asymmetric key parser 'pkcs8' registered [ 5.778501][ T1] Key type pkcs7_test registered [ 5.779164][ T1] Asymmetric key parser 'tpm_parser' registered [ 5.780174][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 246) [ 5.782883][ T1] io scheduler mq-deadline registered [ 5.783765][ T1] io scheduler kyber registered [ 5.784674][ T1] io scheduler bfq registered [ 5.789295][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 5.790756][ T1] ACPI: Power Button [PWRF] [ 5.792570][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 5.794170][ T1] ACPI: Sleep Button [SLPF] [ 5.801976][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 5.813632][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 5.814883][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 5.825894][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 5.826882][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 6.140692][ T1] HDLC line discipline maxframe=4096 [ 6.141912][ T1] N_HDLC line discipline registered. [ 6.143160][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 6.167183][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 6.193106][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 6.219000][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 6.244933][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 6.254114][ T1] Non-volatile memory driver v1.3 [ 6.256111][ T1] Linux agpgart interface v0.103 [ 6.265490][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 6.267949][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 6.270004][ T1] [drm] Driver supports precise vblank timestamp query. [ 6.274234][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 6.276687][ T1] usbcore: registered new interface driver udl [ 6.320747][ T1] brd: module loaded [ 6.351666][ T1] loop: module loaded [ 6.417001][ T1] zram: Added device: zram0 [ 6.423376][ T1] null: module loaded [ 6.428924][ T1] nfcsim 0.2 initialized [ 6.431139][ T1] Loading iSCSI transport class v2.0-870. [ 6.455256][ T1] scsi host0: Virtio SCSI HBA [ 6.487755][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 6.489982][ T752] kasan: CONFIG_KASAN_INLINE enabled [ 6.491489][ T752] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 6.491504][ T752] general protection fault: 0000 [#1] SMP KASAN [ 6.493655][ T1] kobject: 'st' (000000001226f4ee): fill_kobj_path: path = '/bus/scsi/drivers/st' [ 6.495262][ T752] CPU: 1 PID: 752 Comm: kworker/u4:3 Not tainted 5.2.0+ #39 [ 6.497996][ T1] kobject: 'scsi_disk' (000000002bf1d936): kobject_add_internal: parent: 'class', set: 'class' [ 6.497466][ T752] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 6.502719][ T1] kobject: 'scsi_disk' (000000002bf1d936): kobject_uevent_env [ 6.497466][ T752] Workqueue: events_unbound async_run_entry_fn [ 6.497466][ T752] RIP: 0010:dma_direct_max_mapping_size+0x53/0x170 [ 6.497466][ T752] Code: fc ff df 49 8d 9e 38 03 00 00 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 e7 35 4c 00 48 8b 1b 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 ce 35 4c 00 4c 8b 3b 49 8d 9e 48 [ 6.497466][ T752] RSP: 0000:ffff8880a9637610 EFLAGS: 00010246 [ 6.507630][ T1] kobject: 'scsi_disk' (000000002bf1d936): fill_kobj_path: path = '/class/scsi_disk' [ 6.497466][ T752] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff8880a801c0c0 [ 6.497466][ T752] RDX: ffff8880a801c0c0 RSI: 00000000aea00000 RDI: 0000000000000000 [ 6.511280][ T1] kobject: 'sd' (0000000069e41de3): kobject_add_internal: parent: 'drivers', set: 'drivers' [ 6.497466][ T752] RBP: ffff8880a9637638 R08: ffffffff8165123b R09: ffffed10143b2a8d [ 6.497466][ T752] R10: ffffed10143b2a8d R11: 0000000000000000 R12: ffff8880a2ae0d70 [ 6.497466][ T752] R13: dffffc0000000000 R14: ffff8880a5370100 R15: dffffc0000000000 [ 6.497466][ T752] FS: 0000000000000000(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 [ 6.497466][ T752] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6.497466][ T752] CR2: 0000000000000000 CR3: 0000000008c6d000 CR4: 00000000001406e0 [ 6.497466][ T752] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 6.497466][ T752] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 6.518256][ T1] kobject: 'sd' (0000000069e41de3): kobject_uevent_env [ 6.497466][ T752] Call Trace: [ 6.522988][ T1] kobject: 'sd' (0000000069e41de3): fill_kobj_path: path = '/bus/scsi/drivers/sd' [ 6.497466][ T752] dma_max_mapping_size+0xc2/0xd0 [ 6.528028][ T1] kobject: 'sr' (000000008a14feea): kobject_add_internal: parent: 'drivers', set: 'drivers' [ 6.497466][ T752] __scsi_init_queue+0x1e4/0x570 [ 6.532356][ T1] kobject: 'sr' (000000008a14feea): kobject_uevent_env [ 6.497466][ T752] scsi_mq_alloc_queue+0xee/0x140 [ 6.497466][ T752] scsi_alloc_sdev+0x6da/0x9f0 [ 6.497466][ T752] scsi_probe_and_add_lun+0x1aa/0x4090 [ 6.497466][ T752] ? __kasan_check_read+0x11/0x20 [ 6.497466][ T752] ? mark_lock+0x152/0x1850 [ 6.536857][ T1] kobject: 'sr' (000000008a14feea): fill_kobj_path: path = '/bus/scsi/drivers/sr' [ 6.497466][ T752] ? trace_rpm_return_int_rcuidle+0x26/0x1d0 [ 6.540689][ T1] kobject: 'scsi_generic' (00000000fa964b17): kobject_add_internal: parent: 'class', set: 'class' [ 6.497466][ T752] ? __bfs+0x5a0/0x5a0 [ 6.544718][ T1] kobject: 'scsi_generic' (00000000fa964b17): kobject_uevent_env [ 6.497466][ T752] ? __pm_runtime_resume+0x129/0x180 [ 6.547290][ T1] kobject: 'scsi_generic' (00000000fa964b17): fill_kobj_path: path = '/class/scsi_generic' [ 6.497466][ T752] ? scsi_alloc_target+0x840/0x840 [ 6.554518][ T1] kobject: 'nvme-wq' (0000000019c4ccf9): kobject_add_internal: parent: 'workqueue', set: 'devices' [ 6.554002][ T752] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 6.556911][ T1] kobject: 'nvme-wq' (0000000019c4ccf9): kobject_uevent_env [ 6.554002][ T752] ? _raw_spin_unlock_irqrestore+0x77/0xd0 [ 6.559287][ T1] kobject: 'nvme-wq' (0000000019c4ccf9): kobject_uevent_env: uevent_suppress caused the event to drop! [ 6.554002][ T752] ? trace_hardirqs_on+0x74/0x80 [ 6.562200][ T1] kobject: 'nvme-wq' (0000000019c4ccf9): kobject_uevent_env [ 6.554002][ T752] ? __pm_runtime_resume+0x129/0x180 [ 6.554002][ T752] __scsi_scan_target+0x1f4/0x1610 [ 6.554002][ T752] ? __pm_runtime_resume+0x129/0x180 [ 6.554002][ T752] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 6.554002][ T752] ? _raw_spin_unlock_irqrestore+0x77/0xd0 [ 6.554002][ T752] ? scsi_scan_target+0x260/0x260 [ 6.554002][ T752] ? trace_hardirqs_on+0x74/0x80 [ 6.554002][ T752] scsi_scan_host_selected+0x579/0x6d0 [ 6.554002][ T752] do_scan_async+0x119/0x700 [ 6.554002][ T752] ? scsi_scan_host+0x650/0x650 [ 6.554002][ T752] async_run_entry_fn+0xfc/0x410 [ 6.554002][ T752] process_one_work+0x83b/0x1150 [ 6.554002][ T752] ? rescuer_thread+0x14e0/0x14e0 [ 6.554002][ T752] ? worker_thread+0x10de/0x1630 [ 6.554002][ T752] worker_thread+0xc01/0x1630 [ 6.554002][ T752] kthread+0x332/0x350 [ 6.554002][ T752] ? rcu_lock_release+0x30/0x30 [ 6.554002][ T752] ? kthread_blkcg+0xe0/0xe0 [ 6.554002][ T752] ret_from_fork+0x24/0x30 [ 6.554002][ T752] Modules linked in: [ 6.563757][ T752] ---[ end trace 57c6778597428f1b ]--- [ 6.566018][ T1] kobject: 'nvme-wq' (0000000019c4ccf9): fill_kobj_path: path = '/devices/virtual/workqueue/nvme-wq' [ 6.567564][ T752] RIP: 0010:dma_direct_max_mapping_size+0x53/0x170 [ 6.571413][ T1] kobject: 'nvme-reset-wq' (000000004f2fdcf0): kobject_add_internal: parent: 'workqueue', set: 'devices' [ 6.573508][ T752] Code: fc ff df 49 8d 9e 38 03 00 00 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 e7 35 4c 00 48 8b 1b 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 ce 35 4c 00 4c 8b 3b 49 8d 9e 48 [ 6.573514][ T752] RSP: 0000:ffff8880a9637610 EFLAGS: 00010246 [ 6.573523][ T752] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff8880a801c0c0 [ 6.573528][ T752] RDX: ffff8880a801c0c0 RSI: 00000000aea00000 RDI: 0000000000000000 [ 6.573534][ T752] RBP: ffff8880a9637638 R08: ffffffff8165123b R09: ffffed10143b2a8d [ 6.573539][ T752] R10: ffffed10143b2a8d R11: 0000000000000000 R12: ffff8880a2ae0d70 [ 6.573543][ T752] R13: dffffc0000000000 R14: ffff8880a5370100 R15: dffffc0000000000 [ 6.573550][ T752] FS: 0000000000000000(0000) GS:ffff8880aeb00000(0000) knlGS:0000000000000000 [ 6.573562][ T752] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6.575158][ T1] kobject: 'nvme-reset-wq' (000000004f2fdcf0): kobject_uevent_env [ 6.577673][ T752] CR2: 0000000000000000 CR3: 0000000008c6d000 CR4: 00000000001406e0 [ 6.578988][ T1] kobject: 'nvme-reset-wq' (000000004f2fdcf0): kobject_uevent_env: uevent_suppress caused the event to drop! [ 6.581886][ T752] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 6.583419][ T1] kobject: 'nvme-reset-wq' (000000004f2fdcf0): kobject_uevent_env [ 6.585226][ T752] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 6.586784][ T1] kobject: 'nvme-reset-wq' (000000004f2fdcf0): fill_kobj_path: path = '/devices/virtual/workqueue/nvme-reset-wq' [ 6.589832][ T752] Kernel panic - not syncing: Fatal exception [ 6.592264][ T1] kobject: 'nvme-delete-wq' (00000000791cc53d): kobject_add_internal: parent: 'workqueue', set: 'devices' [ 6.593333][ T752] Kernel Offset: disabled [ 6.593333][ T752] Rebooting in 86400 seconds..