[ 0.000000][ T0] Linux version 5.3.0-rc1+ (syzkaller@ci) (gcc version 9.0.0 20181231 (experimental) (GCC)) #126 SMP PREEMPT Tue Jul 30 19:10:41 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: serialport: Connected to syzkaller.us-central1-c.ci-upstream-net-this-kasan-gce-test-1 port 1 (session ID: f4bda6923c6ae332b31f6ea3b25cf12aa057bcd2d9935dcab49d9a4dd069be80, active connections: 1). 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 [ 0.000006][ T0] kvm-clock: using sched offset of 3453324951 cycles [ 0.000972][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003898][ T0] tsc: Detected 2300.000 MHz processor [ 0.007567][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.008810][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.009908][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.017383][ T0] found SMP MP-table at [mem 0x000f29c0-0x000f29cf] [ 0.018363][ T0] check: Scanning 1 areas for low memory corruption [ 0.019380][ T0] Using GB pages for direct mapping [ 0.022264][ T0] ACPI: Early table checksum verification disabled [ 0.023432][ T0] ACPI: RSDP 0x00000000000F2750 000014 (v00 Google) [ 0.024509][ T0] ACPI: RSDT 0x00000000BFFFDA50 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.025931][ T0] ACPI: FACP 0x00000000BFFFFF00 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.027191][ T0] ACPI: DSDT 0x00000000BFFFDA90 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.028927][ T0] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.029921][ T0] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.030659][ T0] ACPI: SSDT 0x00000000BFFFF540 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.032032][ T0] ACPI: APIC 0x00000000BFFFF450 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.033497][ T0] ACPI: WAET 0x00000000BFFFF420 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.035072][ T0] ACPI: SRAT 0x00000000BFFFF350 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.036698][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.037381][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.038078][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.039193][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.040276][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.041570][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.043323][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.045530][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.046678][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.048371][ T0] NODE_DATA(0) allocated [mem 0x12fffc000-0x12fffffff] [ 0.050150][ T0] NODE_DATA(1) allocated [mem 0x21fff9000-0x21fffcfff] [ 0.103849][ T0] Zone ranges: [ 0.104624][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.105851][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.107011][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.108321][ T0] Movable zone start for each node [ 0.109172][ T0] Early memory node ranges [ 0.109744][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.110691][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.111610][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.112643][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.113580][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.113586][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.174855][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.652156][ T0] kasan: KernelAddressSanitizer initialized [ 0.653849][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.654553][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.655863][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.656914][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.658034][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.659247][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.660420][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.661526][ T0] Using ACPI (MADT) for SMP configuration information [ 0.662552][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.663786][ T0] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.664942][ T0] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.665933][ T0] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.666896][ T0] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.668060][ T0] PM: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.669071][ T0] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.670191][ T0] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.671162][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.672318][ T0] Booting paravirtualized kernel on KVM [ 0.673198][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.674715][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.677119][ T0] percpu: Embedded 64 pages/cpu s224392 r8192 d29560 u1048576 [ 0.678422][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.679429][ T0] Policy zone: Normal [ 0.679970][ 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 [ 0.690681][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.495360][ T0] Memory: 6498144K/7863916K available (104466K kernel code, 14809K rwdata, 18944K rodata, 3200K init, 24484K bss, 1365772K reserved, 0K cma-reserved) [ 1.503753][ T0] Running RCU self tests [ 1.504441][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.505450][ T0] rcu: RCU lockdep checking is enabled. [ 1.506199][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.507239][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.508850][ T0] Tasks RCU enabled. [ 1.509489][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.510796][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.517755][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.519546][ T0] random: get_random_bytes called from start_kernel+0x560/0x951 with crng_init=0 [ 1.525133][ T0] Console: colour VGA+ 80x25 [ 1.526032][ T0] printk: console [ttyS0] enabled [ 1.526032][ T0] printk: console [ttyS0] enabled [ 1.527506][ T0] printk: bootconsole [earlyser0] disabled [ 1.527506][ T0] printk: bootconsole [earlyser0] disabled [ 1.529484][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.530734][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.531420][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.532328][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.533143][ T0] ... CLASSHASH_SIZE: 4096 [ 1.533930][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.534680][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.535490][ T0] ... CHAINHASH_SIZE: 32768 [ 1.536402][ T0] memory used by lock dependency info: 6237 kB [ 1.537346][ T0] per task-struct memory footprint: 1920 bytes [ 1.538459][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.540080][ T0] ACPI: Core revision 20190703 [ 1.541592][ T0] APIC: Switch to symmetric I/O mode setup [ 1.543262][ T0] x2apic enabled [ 1.545152][ T0] Switched APIC routing to physical x2apic. [ 1.549703][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.551125][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.552879][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.554551][ T0] pid_max: default: 32768 minimum: 301 [ 1.556547][ T0] LSM: Security Framework initializing [ 1.557468][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.558821][ T0] Yama: becoming mindful. [ 1.559839][ T0] TOMOYO Linux initialized [ 1.563686][ T0] AppArmor: AppArmor initialized [ 1.569824][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.574500][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.576088][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.578047][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.581414][ T0] *** VALIDATE proc *** [ 1.582796][ T0] *** VALIDATE cgroup1 *** [ 1.582892][ T0] *** VALIDATE cgroup2 *** [ 1.584148][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.585227][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.586327][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.586362][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.589248][ T0] MDS: Mitigation: Clear CPU buffers [ 1.590975][ T0] Freeing SMP alternatives memory: 68K [ 1.602868][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.652970][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.672908][ T1] rcu: Hierarchical SRCU implementation. [ 1.693060][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.722904][ T1] smp: Bringing up secondary CPUs ... [ 1.805692][ T1] x86: Booting SMP configuration: [ 1.806563][ T1] .... node #0, CPUs: #1 [ 0.033498][ T0] kvm-clock: cpu 1, msr 9e43041, secondary cpu clock [ 1.808746][ 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. [ 1.808746][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.808746][ T1] smpboot: Max logical packages: 1 [ 1.812991][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.815301][ T1] devtmpfs: initialized [ 1.828831][ T23] kworker/u4:0 (23) used greatest stack depth: 27472 bytes left [ 1.833047][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.834963][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.843786][ T1] xor: automatically using best checksumming function avx [ 1.845884][ T1] PM: RTC time: 19:16:29, date: 2019-07-30 [ 1.848302][ T1] NET: Registered protocol family 16 [ 1.852208][ T1] audit: initializing netlink subsys (disabled) [ 1.853087][ T26] audit: type=2000 audit(1564514189.338:1): state=initialized audit_enabled=0 res=1 [ 1.857944][ T1] cpuidle: using governor menu [ 1.858884][ T1] ACPI: bus type PCI registered [ 1.863375][ T28] kworker/u4:0 (28) used greatest stack depth: 27392 bytes left [ 1.865204][ T1] dca service started, version 1.12.1 [ 1.866086][ T1] PCI: Using configuration type 1 for base access [ 1.968109][ T425] kworker/u4:2 (425) used greatest stack depth: 27376 bytes left [ 2.078854][ T920] kworker/u4:1 (920) used greatest stack depth: 27312 bytes left [ 2.088336][ T957] kworker/u4:3 (957) used greatest stack depth: 27248 bytes left [ 2.115023][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.126736][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.126736][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.153984][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.366976][ T1] raid6: avx2x4 gen() 12386 MB/s [ 2.542918][ T1] raid6: avx2x4 xor() 6505 MB/s [ 2.712913][ T1] raid6: avx2x2 gen() 6914 MB/s [ 2.882938][ T1] raid6: avx2x2 xor() 3836 MB/s [ 3.046954][ T1] raid6: avx2x1 gen() 1565 MB/s [ 3.216945][ T1] raid6: avx2x1 xor() 2149 MB/s [ 3.386963][ T1] raid6: sse2x4 gen() 6277 MB/s [ 3.556986][ T1] raid6: sse2x4 xor() 3425 MB/s [ 3.732929][ T1] raid6: sse2x2 gen() 3798 MB/s [ 3.896949][ T1] raid6: sse2x2 xor() 1934 MB/s [ 4.066974][ T1] raid6: sse2x1 gen() 1293 MB/s [ 4.236959][ T1] raid6: sse2x1 xor() 952 MB/s [ 4.237751][ T1] raid6: using algorithm avx2x4 gen() 12386 MB/s [ 4.238635][ T1] raid6: .... xor() 6505 MB/s, rmw enabled [ 4.239448][ T1] raid6: using avx2x2 recovery algorithm [ 4.243612][ T1] ACPI: Added _OSI(Module Device) [ 4.243612][ T1] ACPI: Added _OSI(Processor Device) [ 4.243612][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.243776][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.244700][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.245419][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.246330][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.288320][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.348668][ T1] ACPI: Interpreter enabled [ 4.348668][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.348668][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.348668][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.349440][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.430037][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.431139][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.432694][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.443038][ T1] PCI host bridge to bus 0000:00 [ 4.443038][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.443038][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.443038][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.443038][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.444019][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.445119][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.452887][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.472887][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.482030][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.485208][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.491395][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.495482][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.512890][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.516907][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.521271][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebff000-0xfebff07f] [ 4.545839][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.550140][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.553818][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.557126][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.559623][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.583377][ T1] vgaarb: loaded [ 4.586226][ T1] SCSI subsystem initialized [ 4.594836][ T1] ACPI: bus type USB registered [ 4.596541][ T1] usbcore: registered new interface driver usbfs [ 4.598052][ T1] usbcore: registered new interface driver hub [ 4.599356][ T1] usbcore: registered new device driver usb [ 4.604429][ T1] mc: Linux media interface: v0.10 [ 4.605611][ T1] videodev: Linux video capture interface: v2.00 [ 4.608191][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.609137][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.610583][ T1] PTP clock support registered [ 4.612205][ T1] EDAC MC: Ver: 3.0.0 [ 4.615099][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.615598][ T1] PCI: Using ACPI for IRQ routing [ 4.619402][ T1] Bluetooth: Core ver 2.22 [ 4.620274][ T1] NET: Registered protocol family 31 [ 4.623241][ T1] Bluetooth: HCI device and connection manager initialized [ 4.624249][ T1] Bluetooth: HCI socket layer initialized [ 4.625173][ T1] Bluetooth: L2CAP socket layer initialized [ 4.626049][ T1] Bluetooth: SCO socket layer initialized [ 4.626884][ T1] NET: Registered protocol family 8 [ 4.627604][ T1] NET: Registered protocol family 20 [ 4.628839][ T1] NetLabel: Initializing [ 4.629650][ T1] NetLabel: domain hash size = 128 [ 4.630351][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.631521][ T1] NetLabel: unlabeled traffic allowed by default [ 4.633772][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.634820][ T1] NET: Registered protocol family 39 [ 4.635663][ T1] clocksource: Switched to clocksource kvm-clock [ 6.666754][ T1] VFS: Disk quotas dquot_6.6.0 [ 6.667803][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 6.669619][ T1] FS-Cache: Loaded [ 6.670225][ T1] *** VALIDATE hugetlbfs *** [ 6.671890][ T1] CacheFiles: Loaded [ 6.673055][ T1] TOMOYO: 2.6.0 [ 6.673642][ T1] Mandatory Access Control activated. [ 6.676147][ T1] AppArmor: AppArmor Filesystem Enabled [ 6.677563][ T1] pnp: PnP ACPI init [ 6.688727][ T1] pnp: PnP ACPI: found 7 devices [ 6.727995][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 6.728002][ T1] thermal_sys: Registered thermal governor 'user_space' [ 6.751583][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 6.753106][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 6.754112][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 6.755068][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 6.756187][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 6.758425][ T1] NET: Registered protocol family 2 [ 6.761368][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 6.764749][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 6.770134][ T1] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes, vmalloc) [ 6.774690][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 6.777197][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 6.779191][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 6.781403][ T1] NET: Registered protocol family 1 [ 6.784572][ T1] RPC: Registered named UNIX socket transport module. [ 6.785670][ T1] RPC: Registered udp transport module. [ 6.786523][ T1] RPC: Registered tcp transport module. [ 6.787280][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 6.789667][ T1] NET: Registered protocol family 44 [ 6.790474][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 6.791654][ T1] PCI: CLS 0 bytes, default 64 [ 6.795768][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 6.796777][ T1] software IO TLB: mapped [mem 0xaa800000-0xae800000] (64MB) [ 6.799855][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 6.803464][ T1] kvm: already loaded the other module [ 6.804288][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 6.805896][ T1] clocksource: Switched to clocksource tsc [ 6.806871][ T1] mce: Machine check injector initialized [ 6.811436][ T1] check: Scanning for low memory corruption every 60 seconds [ 6.912132][ T1] Initialise system trusted keyrings [ 6.915295][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 6.916781][ T1] zbud: loaded [ 6.922122][ T1] DLM installed [ 6.925174][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.928613][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 6.931874][ T1] NFS: Registering the id_resolver key type [ 6.932781][ T1] Key type id_resolver registered [ 6.933683][ T1] Key type id_legacy registered [ 6.934415][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.935494][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 6.938659][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 6.940231][ T1] fuse: init (API version 7.31) [ 6.942765][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 6.952586][ T1] SGI XFS with ACLs, security attributes, realtime, no debug enabled [ 6.957972][ T1] 9p: Installing v9fs 9p2000 file system support [ 6.959118][ T1] FS-Cache: Netfs '9p' registered for caching [ 6.963173][ T1] gfs2: GFS2 installed [ 6.966712][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 6.967600][ T1] ceph: loaded (mds proto 32) [ 6.974909][ T1] NET: Registered protocol family 38 [ 6.976897][ T1] async_tx: api initialized (async) [ 6.977657][ T1] Key type asymmetric registered [ 6.978389][ T1] Asymmetric key parser 'x509' registered [ 6.979191][ T1] Asymmetric key parser 'pkcs8' registered [ 6.979997][ T1] Key type pkcs7_test registered [ 6.980673][ T1] Asymmetric key parser 'tpm_parser' registered [ 6.981668][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 246) [ 6.983387][ T1] io scheduler mq-deadline registered [ 6.984402][ T1] io scheduler kyber registered [ 6.985403][ T1] io scheduler bfq registered [ 6.990230][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 6.994279][ T1] ACPI: Power Button [PWRF] [ 6.995834][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 6.997241][ T1] ACPI: Sleep Button [SLPF] [ 7.002180][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 7.014551][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 7.015581][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 7.029162][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 7.030208][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 7.080108][ T1945] kworker/u4:1 (1945) used greatest stack depth: 27024 bytes left [ 7.192837][ T2168] kworker/u4:3 (2168) used greatest stack depth: 26976 bytes left [ 7.212878][ T2205] kworker/u4:3 (2205) used greatest stack depth: 26920 bytes left [ 7.293658][ T1] HDLC line discipline maxframe=4096 [ 7.294567][ T1] N_HDLC line discipline registered. [ 7.295662][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 7.319196][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 7.349470][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 7.375742][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 7.401366][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 7.409468][ T1] Non-volatile memory driver v1.3 [ 7.411414][ T1] Linux agpgart interface v0.103 [ 7.419828][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.421786][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 7.423806][ T1] [drm] Driver supports precise vblank timestamp query. [ 7.427246][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 7.428896][ T1] usbcore: registered new interface driver udl [ 7.473695][ T1] brd: module loaded [ 7.503162][ T1] loop: module loaded [ 7.566932][ T1] zram: Added device: zram0 [ 7.583259][ T1] null: module loaded [ 7.588860][ T1] nfcsim 0.2 initialized [ 7.591623][ T1] Loading iSCSI transport class v2.0-870. [ 7.614873][ T1] scsi host0: Virtio SCSI HBA [ 7.649481][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 7.651898][ T21] kasan: CONFIG_KASAN_INLINE enabled [ 7.652083][ T1] kobject: 'scsi_disk' (000000006a4792d1): kobject_add_internal: parent: 'class', set: 'class' [ 7.653273][ T21] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 7.653294][ T21] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 7.653308][ T21] CPU: 1 PID: 21 Comm: kworker/u4:1 Not tainted 5.3.0-rc1+ #126 [ 7.653315][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.653338][ T21] Workqueue: events_unbound async_run_entry_fn [ 7.655927][ T1] kobject: 'scsi_disk' (000000006a4792d1): kobject_uevent_env [ 7.657934][ T21] RIP: 0010:dma_direct_max_mapping_size+0x7c/0x1a7 [ 7.659601][ T1] kobject: 'scsi_disk' (000000006a4792d1): fill_kobj_path: path = '/class/scsi_disk' [ 7.661428][ 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 [ 7.664101][ T1] kobject: 'sd' (00000000ebb1de32): kobject_add_internal: parent: 'drivers', set: 'drivers' [ 7.663231][ T21] RSP: 0000:ffff8880a9a3f768 EFLAGS: 00010246 [ 7.667164][ T1] kobject: 'sd' (00000000ebb1de32): kobject_uevent_env [ 7.663231][ T21] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff816128d1 [ 7.672017][ T1] kobject: 'sd' (00000000ebb1de32): fill_kobj_path: path = '/bus/scsi/drivers/sd' [ 7.663231][ T21] RDX: 0000000000000000 RSI: ffffffff816128f0 RDI: ffff8880a50d6438 [ 7.663231][ T21] RBP: ffff8880a9a3f780 R08: ffff8880a9a30580 R09: ffffed101442228d [ 7.663231][ T21] R10: ffffed101442228c R11: ffff8880a2111467 R12: ffff8880a50d6100 [ 7.663231][ T21] R13: ffff8880a50d6100 R14: ffff8882192e4bf0 R15: 0000000000000200 [ 7.663231][ T21] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 7.663231][ T21] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.663231][ T21] CR2: 0000000000000000 CR3: 0000000008c6d000 CR4: 00000000001406e0 [ 7.679222][ T1] kobject: 'sr' (000000008f4bae82): kobject_add_internal: parent: 'drivers', set: 'drivers' [ 7.663231][ T21] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7.682503][ T1] kobject: 'sr' (000000008f4bae82): kobject_uevent_env [ 7.663231][ T21] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7.663231][ T21] Call Trace: [ 7.663231][ T21] dma_max_mapping_size+0xba/0x100 [ 7.663231][ T21] __scsi_init_queue+0x1cb/0x580 [ 7.686659][ T1] kobject: 'sr' (000000008f4bae82): fill_kobj_path: path = '/bus/scsi/drivers/sr' [ 7.663231][ T21] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 7.690614][ T1] kobject: 'scsi_generic' (00000000cb365144): kobject_add_internal: parent: 'class', set: 'class' [ 7.663231][ T21] scsi_mq_alloc_queue+0xd2/0x180 [ 7.694362][ T1] kobject: 'scsi_generic' (00000000cb365144): kobject_uevent_env [ 7.663231][ T21] scsi_alloc_sdev+0x837/0xc60 [ 7.698202][ T1] kobject: 'scsi_generic' (00000000cb365144): fill_kobj_path: path = '/class/scsi_generic' [ 7.663231][ T21] scsi_probe_and_add_lun+0x2440/0x39f0 [ 7.714442][ T1] kobject: 'nvme-wq' (00000000017f0d2e): kobject_add_internal: parent: 'workqueue', set: 'devices' [ 7.704974][ T21] ? __kasan_check_read+0x11/0x20 [ 7.717213][ T1] kobject: 'nvme-wq' (00000000017f0d2e): kobject_uevent_env [ 7.704974][ T21] ? mark_lock+0xc0/0x11e0 [ 7.719995][ T1] kobject: 'nvme-wq' (00000000017f0d2e): kobject_uevent_env: uevent_suppress caused the event to drop! [ 7.704974][ T21] ? scsi_alloc_sdev+0xc60/0xc60 [ 7.723782][ T1] kobject: 'nvme-wq' (00000000017f0d2e): kobject_uevent_env [ 7.704974][ T21] ? mark_held_locks+0xa4/0xf0 [ 7.727467][ T1] kobject: 'nvme-wq' (00000000017f0d2e): fill_kobj_path: path = '/devices/virtual/workqueue/nvme-wq' [ 7.704974][ T21] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 7.730695][ T21] ? __pm_runtime_resume+0x11b/0x180 [ 7.730695][ T21] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 7.730695][ T21] ? lockdep_hardirqs_on+0x418/0x5d0 [ 7.740783][ T1] kobject: 'nvme-reset-wq' (000000000d8284f2): kobject_add_internal: parent: 'workqueue', set: 'devices' [ 7.730695][ T21] ? trace_hardirqs_on+0x67/0x240 [ 7.744574][ T1] kobject: 'nvme-reset-wq' (000000000d8284f2): kobject_uevent_env [ 7.730695][ T21] ? __kasan_check_read+0x11/0x20 [ 7.747426][ T1] kobject: 'nvme-reset-wq' (000000000d8284f2): kobject_uevent_env: uevent_suppress caused the event to drop! [ 7.730695][ T21] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 7.751506][ T1] kobject: 'nvme-reset-wq' (000000000d8284f2): kobject_uevent_env [ 7.730695][ T21] ? __pm_runtime_resume+0x11b/0x180 [ 7.754729][ T1] kobject: 'nvme-reset-wq' (000000000d8284f2): fill_kobj_path: path = '/devices/virtual/workqueue/nvme-reset-wq' [ 7.730695][ T21] __scsi_scan_target+0x29a/0xfa0 [ 7.760069][ T21] ? __pm_runtime_resume+0x11b/0x180 [ 7.760069][ T21] ? __kasan_check_read+0x11/0x20 [ 7.760069][ T21] ? mark_lock+0xc0/0x11e0 [ 7.760069][ T21] ? scsi_probe_and_add_lun+0x39f0/0x39f0 [ 7.760069][ T21] ? mark_held_locks+0xa4/0xf0 [ 7.760069][ T21] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 7.760069][ T21] ? __pm_runtime_resume+0x11b/0x180 [ 7.760069][ T21] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 7.760069][ T21] ? lockdep_hardirqs_on+0x418/0x5d0 [ 7.760069][ T21] ? trace_hardirqs_on+0x67/0x240 [ 7.770172][ T1] kobject: 'nvme-delete-wq' (000000009a4c57dc): kobject_add_internal: parent: 'workqueue', set: 'devices' [ 7.760069][ T21] scsi_scan_channel.part.0+0x11a/0x190 [ 7.773485][ T1] kobject: 'nvme-delete-wq' (000000009a4c57dc): kobject_uevent_env [ 7.760069][ T21] scsi_scan_host_selected+0x313/0x450 [ 7.776582][ T1] kobject: 'nvme-delete-wq' (000000009a4c57dc): kobject_uevent_env: uevent_suppress caused the event to drop! [ 7.760069][ T21] ? scsi_scan_host+0x450/0x450 [ 7.780792][ T1] kobject: 'nvme-delete-wq' (000000009a4c57dc): kobject_uevent_env [ 7.760069][ T21] do_scsi_scan_host+0x1ef/0x260 [ 7.783900][ T1] kobject: 'nvme-delete-wq' (000000009a4c57dc): fill_kobj_path: path = '/devices/virtual/workqueue/nvme-delete-wq' [ 7.760069][ T21] ? scsi_scan_host+0x450/0x450 [ 7.788127][ T1] kobject: 'nvme' (00000000d574cc4b): kobject_add_internal: parent: 'class', set: 'class' [ 7.760069][ T21] do_scan_async+0x41/0x500 [ 7.791390][ T1] kobject: 'nvme' (00000000d574cc4b): kobject_uevent_env [ 7.760069][ T21] ? scsi_scan_host+0x450/0x450 [ 7.794508][ T1] kobject: 'nvme' (00000000d574cc4b): fill_kobj_path: path = '/class/nvme' [ 7.760069][ T21] async_run_entry_fn+0x124/0x570 [ 7.797641][ T1] kobject: 'nvme-subsystem' (00000000247bfa81): kobject_add_internal: parent: 'class', set: 'class' [ 7.797601][ T21] process_one_work+0x9af/0x1740 [ 7.801233][ T1] kobject: 'nvme-subsystem' (00000000247bfa81): kobject_uevent_env [ 7.797601][ T21] ? pwq_dec_nr_in_flight+0x320/0x320 [ 7.804394][ T1] kobject: 'nvme-subsystem' (00000000247bfa81): fill_kobj_path: path = '/class/nvme-subsystem' [ 7.797601][ T21] ? lock_acquire+0x190/0x410 [ 7.797601][ T21] worker_thread+0x98/0xe40 [ 7.797601][ T21] kthread+0x361/0x430 [ 7.797601][ T21] ? process_one_work+0x1740/0x1740 [ 7.797601][ T21] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 7.797601][ T21] ret_from_fork+0x24/0x30 [ 7.797601][ T21] Modules linked in: [ 7.805980][ T21] ---[ end trace 2af040d323d2c2d3 ]--- [ 7.805995][ T21] RIP: 0010:dma_direct_max_mapping_size+0x7c/0x1a7 [ 7.806005][ 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 [ 7.806009][ T21] RSP: 0000:ffff8880a9a3f768 EFLAGS: 00010246 [ 7.806016][ T21] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff816128d1 [ 7.806020][ T21] RDX: 0000000000000000 RSI: ffffffff816128f0 RDI: ffff8880a50d6438 [ 7.806025][ T21] RBP: ffff8880a9a3f780 R08: ffff8880a9a30580 R09: ffffed101442228d [ 7.806030][ T21] R10: ffffed101442228c R11: ffff8880a2111467 R12: ffff8880a50d6100 [ 7.806034][ T21] R13: ffff8880a50d6100 R14: ffff8882192e4bf0 R15: 0000000000000200 [ 7.806040][ T21] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 7.806045][ T21] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.806049][ T21] CR2: 0000000000000000 CR3: 0000000008c6d000 CR4: 00000000001406e0 [ 7.806056][ T21] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7.806060][ T21] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7.806064][ T21] Kernel panic - not syncing: Fatal exception [ 7.807133][ T21] Kernel Offset: disabled [ 7.815719][ T21] Rebooting in 86400 seconds..