[ 0.000000][ T0] Linux version 5.2.0+ (syzkaller@ci) (gcc version 9.0.0 20181231 (experimental) (GCC)) #76 SMP Sun Jul 21 21:24:24 UTC 2019 [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 security=selinux lsm=yama,safesetid,integrity,selinux,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] Hygon HygonGenuine [ 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 [ 0.000001][ T0] kvm-clock: cpu 0, msr 49fd001, primary cpu clock [ 0.000001][ T0] kvm-clock: using sched offset of 1895502796 cycles [ 0.000812][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003361][ T0] tsc: Detected 2300.000 MHz processor [ 0.005282][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.006273][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.007295][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.013418][ T0] found SMP MP-table at [mem 0x000f29c0-0x000f29cf] [ 0.014367][ T0] check: Scanning 1 areas for low memory corruption [ 0.015386][ T0] Using GB pages for direct mapping [ 0.016683][ T0] ACPI: Early table checksum verification disabled [ 0.017651][ T0] ACPI: RSDP 0x00000000000F2750 000014 (v00 Google) [ 0.018498][ T0] ACPI: RSDT 0x00000000BFFFDA50 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.019742][ T0] ACPI: FACP 0x00000000BFFFFF00 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.020961][ T0] ACPI: DSDT 0x00000000BFFFDA90 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.022158][ T0] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.022960][ T0] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.023678][ T0] ACPI: SSDT 0x00000000BFFFF540 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.024938][ T0] ACPI: APIC 0x00000000BFFFF450 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.026177][ T0] ACPI: WAET 0x00000000BFFFF420 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.027391][ T0] ACPI: SRAT 0x00000000BFFFF350 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.028834][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.029511][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.030187][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.031101][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.032036][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.033015][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.034554][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.036026][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.037207][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.038490][ T0] NODE_DATA(0) allocated [mem 0x12fffc000-0x12fffffff] [ 0.039420][ T0] NODE_DATA(1) allocated [mem 0x21fff9000-0x21fffcfff] [ 0.040450][ T0] Zone ranges: [ 0.040899][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.041809][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.042697][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.043578][ T0] Movable zone start for each node [ 0.044228][ T0] Early memory node ranges [ 0.044879][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.045853][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.046821][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.047778][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.048708][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.048711][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.121743][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.191119][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.191909][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.192976][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.193995][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.194971][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.195928][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.196898][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.197883][ T0] Using ACPI (MADT) for SMP configuration information [ 0.198760][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.199539][ T0] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.200469][ T0] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.201523][ T0] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.202701][ T0] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.203671][ T0] PM: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.204624][ T0] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.205884][ T0] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.207127][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.208078][ T0] Booting paravirtualized kernel on KVM [ 0.208911][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.210574][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.214026][ T0] percpu: Embedded 54 pages/cpu s180424 r8192 d32568 u1048576 [ 0.215058][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.216160][ T0] Policy zone: Normal [ 0.216676][ 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=selinux lsm=yama,safesetid,integrity,selinux,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 [ 0.225887][ T0] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.307026][ T0] Memory: 7612972K/7863916K available (38928K kernel code, 2894K rwdata, 9988K rodata, 4692K init, 2184K bss, 250944K reserved, 0K cma-reserved) [ 0.310037][ T0] rcu: Hierarchical RCU implementation. [ 0.310776][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 0.311785][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.312857][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.316015][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 0.317209][ T0] random: get_random_bytes called from start_kernel+0x3f2/0x62d with crng_init=0 [ 0.319973][ T0] Console: colour VGA+ 80x25 [ 0.320593][ T0] printk: console [ttyS0] enabled [ 0.320593][ T0] printk: console [ttyS0] enabled [ 0.321892][ T0] printk: bootconsole [earlyser0] disabled [ 0.321892][ T0] printk: bootconsole [earlyser0] disabled [ 0.326761][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 0.328363][ T0] ACPI: Core revision 20190703 [ 0.329335][ T0] APIC: Switch to symmetric I/O mode setup [ 0.330700][ T0] x2apic enabled [ 0.332401][ T0] Switched APIC routing to physical x2apic. [ 0.336222][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 0.337333][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.338932][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 0.348936][ T0] pid_max: default: 32768 minimum: 301 [ 0.350056][ T0] LSM: Security Framework initializing [ 0.351013][ T0] LSM: security= is ignored because it is superseded by lsm= [ 0.352097][ T0] Yama: becoming mindful. [ 0.352750][ T0] SELinux: Initializing. [ 0.353468][ T0] *** VALIDATE SELinux *** [ 0.354103][ T0] TOMOYO Linux initialized [ 0.365297][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 0.371178][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 0.372647][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 0.373905][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 0.375969][ T0] *** VALIDATE proc *** [ 0.376866][ T0] *** VALIDATE cgroup1 *** [ 0.377636][ T0] *** VALIDATE cgroup2 *** [ 0.378641][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 0.378936][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 0.379946][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 0.379962][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 0.382642][ T0] MDS: Mitigation: Clear CPU buffers [ 0.383696][ T0] Freeing SMP alternatives memory: 96K [ 0.398929][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 0.398929][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 0.398929][ T1] rcu: Hierarchical SRCU implementation. [ 0.398929][ T1] smp: Bringing up secondary CPUs ... [ 0.398929][ T1] x86: Booting SMP configuration: [ 0.398929][ T1] .... node #0, CPUs: #1 [ 0.031787][ T0] kvm-clock: cpu 1, msr 49fd041, secondary cpu clock [ 0.398929][ 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. [ 0.398938][ T1] smp: Brought up 2 nodes, 2 CPUs [ 0.399622][ T1] smpboot: Max logical packages: 1 [ 0.400313][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.401968][ T1] devtmpfs: initialized [ 0.401968][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.401968][ T1] futex hash table entries: 512 (order: 3, 32768 bytes, vmalloc) [ 0.409140][ T1] xor: automatically using best checksumming function avx [ 0.409223][ T1] PM: RTC time: 21:29:12, date: 2019-07-21 [ 0.409223][ T1] NET: Registered protocol family 16 [ 0.409223][ T1] audit: initializing netlink subsys (disabled) [ 0.409223][ T23] audit: type=2000 audit(1563744552.149:1): state=initialized audit_enabled=0 res=1 [ 0.411583][ T1] cpuidle: using governor menu [ 0.411583][ T1] ACPI: bus type PCI registered [ 0.419146][ T1] dca service started, version 1.12.1 [ 0.419148][ T1] PCI: Using configuration type 1 for base access [ 0.495209][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 0.498076][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 0.498968][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 0.519768][ T1] cryptd: max_cpu_qlen set to 1000 [ 0.708937][ T1] raid6: avx2x4 gen() 18883 MB/s [ 0.878937][ T1] raid6: avx2x4 xor() 10918 MB/s [ 1.048939][ T1] raid6: avx2x2 gen() 14691 MB/s [ 1.218933][ T1] raid6: avx2x2 xor() 8572 MB/s [ 1.388953][ T1] raid6: avx2x1 gen() 9750 MB/s [ 1.558938][ T1] raid6: avx2x1 xor() 4584 MB/s [ 1.728938][ T1] raid6: sse2x4 gen() 9414 MB/s [ 1.898938][ T1] raid6: sse2x4 xor() 5852 MB/s [ 2.068942][ T1] raid6: sse2x2 gen() 7863 MB/s [ 2.238937][ T1] raid6: sse2x2 xor() 4247 MB/s [ 2.408935][ T1] raid6: sse2x1 gen() 5018 MB/s [ 2.578949][ T1] raid6: sse2x1 xor() 2237 MB/s [ 2.579704][ T1] raid6: using algorithm avx2x4 gen() 18883 MB/s [ 2.580559][ T1] raid6: .... xor() 10918 MB/s, rmw enabled [ 2.581364][ T1] raid6: using avx2x2 recovery algorithm [ 2.582420][ T1] ACPI: Added _OSI(Module Device) [ 2.583160][ T1] ACPI: Added _OSI(Processor Device) [ 2.583861][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 2.585067][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 2.585915][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 2.586637][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 2.587452][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 2.600407][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 2.604580][ T1] ACPI: Interpreter enabled [ 2.605377][ T1] ACPI: (supports S0 S3 S4 S5) [ 2.606023][ T1] ACPI: Using IOAPIC for interrupt routing [ 2.606937][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.608897][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 2.631161][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 2.632175][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 2.633356][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 2.635968][ T1] PCI host bridge to bus 0000:00 [ 2.636726][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 2.637794][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 2.638800][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 2.638938][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 2.640033][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 2.640982][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 2.644983][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 2.659636][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 2.675938][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 2.677748][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 2.683325][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 2.687118][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 2.698304][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 2.703394][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 2.708287][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebff000-0xfebff07f] [ 2.723821][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 2.725990][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 2.728019][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 2.730082][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 2.731940][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 2.740750][ T1] vgaarb: loaded [ 2.740750][ T1] SCSI subsystem initialized [ 2.741617][ T1] ACPI: bus type USB registered [ 2.742466][ T1] usbcore: registered new interface driver usbfs [ 2.743406][ T1] usbcore: registered new interface driver hub [ 2.744483][ T1] usbcore: registered new device driver usb [ 2.745275][ T1] mc: Linux media interface: v0.10 [ 2.745275][ T1] videodev: Linux video capture interface: v2.00 [ 2.749024][ T1] pps_core: LinuxPPS API ver. 1 registered [ 2.749024][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.749270][ T1] PTP clock support registered [ 2.749270][ T1] EDAC MC: Ver: 3.0.0 [ 2.749999][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 2.750085][ T1] PCI: Using ACPI for IRQ routing [ 2.751417][ T1] Bluetooth: Core ver 2.22 [ 2.752018][ T1] NET: Registered protocol family 31 [ 2.752018][ T1] Bluetooth: HCI device and connection manager initialized [ 2.759631][ T1] Bluetooth: HCI socket layer initialized [ 2.759816][ T1] Bluetooth: L2CAP socket layer initialized [ 2.759816][ T1] Bluetooth: SCO socket layer initialized [ 2.759816][ T1] NET: Registered protocol family 8 [ 2.759816][ T1] NET: Registered protocol family 20 [ 2.759874][ T1] NetLabel: Initializing [ 2.759874][ T1] NetLabel: domain hash size = 128 [ 2.759874][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 2.759874][ T1] NetLabel: unlabeled traffic allowed by default [ 2.759874][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 2.759874][ T1] NET: Registered protocol family 39 [ 2.770548][ T1] clocksource: Switched to clocksource kvm-clock [ 3.682455][ T1] VFS: Disk quotas dquot_6.6.0 [ 3.683377][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 3.684685][ T1] FS-Cache: Loaded [ 3.685246][ T1] *** VALIDATE hugetlbfs *** [ 3.686261][ T1] CacheFiles: Loaded [ 3.687022][ T1] TOMOYO: 2.6.0 [ 3.687493][ T1] Mandatory Access Control activated. [ 3.688359][ T1] pnp: PnP ACPI init [ 3.692398][ T1] pnp: PnP ACPI: found 7 devices [ 3.707410][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 3.707412][ T1] thermal_sys: Registered thermal governor 'user_space' [ 3.714312][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 3.716817][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 3.717856][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 3.718808][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 3.720168][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 3.721558][ T1] NET: Registered protocol family 2 [ 3.722750][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, vmalloc) [ 3.724130][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 3.725880][ T1] TCP bind hash table entries: 65536 (order: 8, 1048576 bytes, vmalloc) [ 3.727809][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 3.729033][ T1] UDP hash table entries: 4096 (order: 5, 131072 bytes, vmalloc) [ 3.730187][ T1] UDP-Lite hash table entries: 4096 (order: 5, 131072 bytes, vmalloc) [ 3.731642][ T1] NET: Registered protocol family 1 [ 3.732739][ T1] RPC: Registered named UNIX socket transport module. [ 3.733744][ T1] RPC: Registered udp transport module. [ 3.734476][ T1] RPC: Registered tcp transport module. [ 3.735212][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 3.736587][ T1] NET: Registered protocol family 44 [ 3.737313][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 3.738461][ T1] PCI: CLS 0 bytes, default 64 [ 3.740613][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 3.741582][ T1] software IO TLB: mapped [mem 0xbbffd000-0xbfffd000] (64MB) [ 3.743684][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 3.746091][ T1] kvm: already loaded the other module [ 3.746927][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 3.748517][ T1] clocksource: Switched to clocksource tsc [ 3.749486][ T1] mce: Machine check injector initialized [ 3.751490][ T1] check: Scanning for low memory corruption every 60 seconds [ 3.782657][ T1] Initialise system trusted keyrings [ 3.783610][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 3.784755][ T1] zbud: loaded [ 3.786288][ T1] DLM installed [ 3.787102][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 3.788548][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 3.789772][ T1] NFS: Registering the id_resolver key type [ 3.790688][ T1] Key type id_resolver registered [ 3.791371][ T1] Key type id_legacy registered [ 3.792021][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 3.793036][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 3.794700][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 3.795691][ T1] fuse: init (API version 7.31) [ 3.797184][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 3.803680][ T1] SGI XFS with ACLs, security attributes, realtime, no debug enabled [ 3.805469][ T1] 9p: Installing v9fs 9p2000 file system support [ 3.806354][ T1] FS-Cache: Netfs '9p' registered for caching [ 3.808520][ T1] gfs2: GFS2 installed [ 3.810109][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 3.811016][ T1] ceph: loaded (mds proto 32) [ 3.816587][ T1] NET: Registered protocol family 38 [ 3.817723][ T1] async_tx: api initialized (async) [ 3.818442][ T1] Key type asymmetric registered [ 3.819137][ T1] Asymmetric key parser 'x509' registered [ 3.819987][ T1] Asymmetric key parser 'pkcs8' registered [ 3.820785][ T1] Key type pkcs7_test registered [ 3.821440][ T1] Asymmetric key parser 'tpm_parser' registered [ 3.822349][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 246) [ 3.823571][ T1] io scheduler mq-deadline registered [ 3.824317][ T1] io scheduler kyber registered [ 3.825021][ T1] io scheduler bfq registered [ 3.826657][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 3.827877][ T1] ACPI: Power Button [PWRF] [ 3.828896][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 3.830192][ T1] ACPI: Sleep Button [SLPF] [ 3.831926][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 3.835743][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 3.836639][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 3.841693][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 3.842601][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 3.937675][ T1] HDLC line discipline maxframe=4096 [ 3.938520][ T1] N_HDLC line discipline registered. [ 3.939236][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 3.961679][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 3.985734][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 4.009773][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 4.033483][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 4.036777][ T1] Non-volatile memory driver v1.3 [ 4.037849][ T1] Linux agpgart interface v0.103 [ 4.040473][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 4.042330][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 4.043781][ T1] [drm] Driver supports precise vblank timestamp query. [ 4.045618][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 4.047187][ T1] usbcore: registered new interface driver udl [ 4.064920][ T1] brd: module loaded [ 4.078454][ T1] loop: module loaded [ 4.105009][ T1] zram: Added device: zram0 [ 4.108031][ T1] null: module loaded [ 4.109840][ T1] nfcsim 0.2 initialized [ 4.111035][ T1] Loading iSCSI transport class v2.0-870. [ 4.123148][ T1] scsi host0: Virtio SCSI HBA [ 4.144707][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 4.145841][ T7] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 4.148122][ T7] #PF: supervisor read access in kernel mode [ 4.149486][ T7] #PF: error_code(0x0000) - not-present page [ 4.150807][ T7] PGD 0 P4D 0 [ 4.151309][ T7] Oops: 0000 [#1] SMP [ 4.151885][ T7] CPU: 0 PID: 7 Comm: kworker/u4:0 Not tainted 5.2.0+ #76 [ 4.152982][ T7] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 4.154651][ T7] Workqueue: events_unbound async_run_entry_fn [ 4.154651][ T7] RIP: 0010:dma_direct_max_mapping_size+0x45/0xa7 [ 4.154651][ T7] Code: d1 38 06 00 49 c7 c4 ff ff ff ff 5b 4c 89 e0 41 5c 41 5d 5d c3 e8 bb 38 06 00 49 8b 84 24 20 02 00 00 49 8b 9c 24 30 02 00 00 <4c> 8b 28 4d 85 ed 74 16 e8 9e 38 06 00 48 85 db 74 4b e8 94 38 06 [ 4.154651][ T7] RSP: 0000:ffffc90000ca3b18 EFLAGS: 00010293 [ 4.154651][ T7] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 4.154651][ T7] RDX: 0000000000000000 RSI: ffffffff81287a35 RDI: ffff88821b093010 [ 4.154651][ T7] RBP: ffffc90000ca3b30 R08: ffffffff842a0290 R09: ffff888129351d58 [ 4.154651][ T7] R10: 000000000002f058 R11: 0000000000000007 R12: ffff88821b093010 [ 4.154651][ T7] R13: ffff88821b093010 R14: 0000000000000200 R15: ffff88812ae02000 [ 4.154651][ T7] FS: 0000000000000000(0000) GS:ffff88812be00000(0000) knlGS:0000000000000000 [ 4.154651][ T7] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4.154651][ T7] CR2: 0000000000000000 CR3: 0000000004223000 CR4: 00000000001406f0 [ 4.154651][ T7] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4.154651][ T7] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 4.154651][ T7] Call Trace: [ 4.154651][ T7] dma_max_mapping_size+0x5a/0x80 [ 4.154651][ T7] __scsi_init_queue+0x95/0x190 [ 4.154651][ T7] scsi_mq_alloc_queue+0x43/0x80 [ 4.154651][ T7] scsi_alloc_sdev+0x225/0x340 [ 4.154651][ T7] scsi_probe_and_add_lun+0xcbb/0x12b0 [ 4.154651][ T7] ? get_device+0x2d/0x40 [ 4.154651][ T7] ? __pm_runtime_resume+0x5c/0x70 [ 4.154651][ T7] __scsi_scan_target+0x136/0x750 [ 4.154651][ T7] ? rpm_resume+0x225/0xa20 [ 4.154651][ T7] ? check_preempt_curr+0x6f/0x80 [ 4.154651][ T7] scsi_scan_channel.part.0+0x7a/0xa0 [ 4.154651][ T7] scsi_scan_host_selected+0x135/0x1e0 [ 4.154651][ T7] do_scsi_scan_host+0xc0/0xd0 [ 4.154651][ T7] do_scan_async+0x1e/0x1c0 [ 4.154651][ T7] async_run_entry_fn+0x42/0x130 [ 4.154651][ T7] process_one_work+0x23f/0x490 [ 4.154651][ T7] worker_thread+0x195/0x580 [ 4.154651][ T7] kthread+0x13e/0x160 [ 4.154651][ T7] ? process_one_work+0x490/0x490 [ 4.154651][ T7] ? kthread_bind+0x40/0x40 [ 4.154651][ T7] ret_from_fork+0x1f/0x30 [ 4.154651][ T7] Modules linked in: [ 4.154651][ T7] CR2: 0000000000000000 [ 4.154651][ T7] ---[ end trace 57c009a0889e3de0 ]--- [ 4.154651][ T7] RIP: 0010:dma_direct_max_mapping_size+0x45/0xa7 [ 4.154651][ T7] Code: d1 38 06 00 49 c7 c4 ff ff ff ff 5b 4c 89 e0 41 5c 41 5d 5d c3 e8 bb 38 06 00 49 8b 84 24 20 02 00 00 49 8b 9c 24 30 02 00 00 <4c> 8b 28 4d 85 ed 74 16 e8 9e 38 06 00 48 85 db 74 4b e8 94 38 06 [ 4.154651][ T7] RSP: 0000:ffffc90000ca3b18 EFLAGS: 00010293 [ 4.154651][ T7] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 4.154651][ T7] RDX: 0000000000000000 RSI: ffffffff81287a35 RDI: ffff88821b093010 [ 4.154651][ T7] RBP: ffffc90000ca3b30 R08: ffffffff842a0290 R09: ffff888129351d58 [ 4.154651][ T7] R10: 000000000002f058 R11: 0000000000000007 R12: ffff88821b093010 [ 4.154651][ T7] R13: ffff88821b093010 R14: 0000000000000200 R15: ffff88812ae02000 [ 4.154651][ T7] FS: 0000000000000000(0000) GS:ffff88812be00000(0000) knlGS:0000000000000000 [ 4.154651][ T7] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4.154651][ T7] CR2: 0000000000000000 CR3: 0000000004223000 CR4: 00000000001406f0 [ 4.154651][ T7] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4.154651][ T7] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 4.154651][ T7] Kernel panic - not syncing: Fatal exception [ 4.154651][ T7] Kernel Offset: disabled [ 4.154651][ T7] Rebooting in 86400 seconds..