ooting the kernel. [ 0.000000] Linux version 4.18.0-rc6+ (syzkaller@ci) (gcc version 8.0.1 20180413 (experimental) (GCC)) #147 SMP Fri Jul 27 05:04:40 UTC 2018 [ 0.000000] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n ftrace_dump_on_oops=orig_cpu oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 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 nopcid [ 0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000bfff2fff] usable [ 0.000000] BIOS-e820: [mem 0x00000000bfff3000-0x00000000bfffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000] bootconsole [earlyser0] enabled [ 0.000000] Malformed early option 'vsyscall' [ 0.000000] nopcid: PCID feature disabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] SMBIOS 2.4 present. [ 0.000000] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000] Hypervisor detected: KVM [ 0.000000] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.000000] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000] last_pfn = 0xbfff3 max_arch_pfn = 0x400000000 [ 0.000000] found SMP MP-table at [mem 0x000f2310-0x000f231f] mapped at [(____ptrval____)] [ 0.000000] Scanning 1 areas for low memory corruption [ 0.000000] Using GB pages for direct mapping [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F22D0 000014 (v00 Google) [ 0.000000] ACPI: RSDT 0x00000000BFFF3430 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACP 0x00000000BFFFCF60 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000] ACPI: DSDT 0x00000000BFFF3470 0017B2 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACS 0x00000000BFFFCF00 000040 [ 0.000000] ACPI: FACS 0x00000000BFFFCF00 000040 [ 0.000000] ACPI: SSDT 0x00000000BFFF65F0 00690D (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: APIC 0x00000000BFFF5D10 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000] ACPI: WAET 0x00000000BFFF5CE0 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000] ACPI: SRAT 0x00000000BFFF4C30 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.000000] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.000000] NODE_DATA(0) allocated [mem 0x21fffa000-0x21fffdfff] [ 0.000000] kvm-clock: cpu 0, msr 2:1fff8001, primary cpu clock [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: using sched offset of 3545359627 cycles [ 0.000000] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000] node 0: [mem 0x0000000000100000-0x00000000bfff2fff] [ 0.000000] node 0: [mem 0x0000000100000000-0x000000021fffffff] [ 0.000000] Reserved but unavailable: 111 pages [ 0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x000000021fffffff] [ 0.000000] kasan: KernelAddressSanitizer initialized [ 0.000000] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000] Using ACPI (MADT) for SMP configuration information [ 0.000000] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000] PM: Registered nosave memory: [mem 0xbfff3000-0xbfffffff] [ 0.000000] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000] Booting paravirtualized kernel on KVM [ 0.000000] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.000000] random: get_random_bytes called from start_kernel+0x112/0x949 with crng_init=0 [ 0.000000] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1 [ 0.000000] percpu: Embedded 55 pages/cpu @(____ptrval____) s187784 r8192 d29304 u1048576 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 1935228 [ 0.000000] Policy zone: Normal [ 0.000000] Kernel command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n ftrace_dump_on_oops=orig_cpu oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 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 nopcid [ 0.000000] Memory: 6519948K/7863876K available (96284K kernel code, 10977K rwdata, 13704K rodata, 3900K init, 23056K bss, 1343928K reserved, 0K cma-reserved) [ 0.001000] Running RCU self tests [ 0.001000] Hierarchical RCU implementation. [ 0.001000] RCU lockdep checking is enabled. [ 0.001000] RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 0.001000] RCU callback double-/use-after-free debug enabled. [ 0.001000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.001000] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 0.001000] Console: colour VGA+ 80x25 [ 0.001000] console [ttyS0] enabled [ 0.001000] console [ttyS0] enabled [ 0.001000] bootconsole [earlyser0] disabled [ 0.001000] bootconsole [earlyser0] disabled [ 0.001000] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.001000] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.001000] ... MAX_LOCK_DEPTH: 48 [ 0.001000] ... MAX_LOCKDEP_KEYS: 8191 [ 0.001000] ... CLASSHASH_SIZE: 4096 [ 0.001000] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.001000] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.001000] ... CHAINHASH_SIZE: 32768 [ 0.001000] memory used by lock dependency info: 7391 kB [ 0.001000] per task-struct memory footprint: 1920 bytes [ 0.001000] ACPI: Core revision 20180531 [ 0.001000] APIC: Switch to symmetric I/O mode setup [ 0.001333] x2apic enabled [ 0.002015] Switched APIC routing to physical x2apic. [ 0.006000] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 0.006000] tsc: Detected 2300.000 MHz processor [ 0.006043] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.007030] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=2300000) [ 0.009020] pid_max: default: 32768 minimum: 301 [ 0.010342] Security Framework initialized [ 0.010966] Yama: becoming mindful. [ 0.011069] SELinux: Initializing. [ 0.013156] AppArmor: AppArmor disabled by boot time parameter [ 0.019180] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes) [ 0.022458] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 0.024153] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 0.025787] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 0.028781] CPU: Physical Processor ID: 0 [ 0.029074] mce: CPU supports 32 MCE banks [ 0.030160] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 0.031011] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 0.032027] Spectre V2 : Mitigation: Full generic retpoline [ 0.033008] Speculative Store Bypass: Vulnerable [ 0.034544] Freeing SMP alternatives memory: 64K [ 0.038000] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 0.039476] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 0.040247] Hierarchical SRCU implementation. [ 0.041554] NMI watchdog: Perf event create on CPU 0 failed with -2 [ 0.042011] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.043437] smp: Bringing up secondary CPUs ... [ 0.046144] x86: Booting SMP configuration: [ 0.046906] .... node #0, CPUs: #1 [ 0.001000] kvm-clock: cpu 1, msr 2:1fff8041, secondary cpu clock [ 0.049030] smp: Brought up 1 node, 2 CPUs [ 0.049791] smpboot: Max logical packages: 1 [ 0.050049] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.054006] devtmpfs: initialized [ 0.064458] kworker/u4:0 (24) used greatest stack depth: 23944 bytes left [ 0.066085] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.068070] futex hash table entries: 512 (order: 4, 65536 bytes) [ 0.069723] xor: automatically using best checksumming function avx [ 0.070417] RTC time: 5:08:28, date: 07/27/18 [ 0.078831] NET: Registered protocol family 16 [ 0.081827] audit: initializing netlink subsys (disabled) [ 0.083132] audit: type=2000 audit(1532668108.289:1): state=initialized audit_enabled=0 res=1 [ 0.086055] kworker/u4:1 (39) used greatest stack depth: 23904 bytes left [ 0.087357] cpuidle: using governor menu [ 0.089402] ACPI: bus type PCI registered [ 0.091042] PCI: Using configuration type 1 for base access [ 0.114203] kworker/u4:0 (156) used greatest stack depth: 23784 bytes left [ 0.141763] kworker/u4:1 (286) used greatest stack depth: 21768 bytes left [ 0.235846] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 0.237164] cryptd: max_cpu_qlen set to 1000 [ 0.256019] raid6: sse2x1 gen() 507 MB/s [ 0.273028] raid6: sse2x1 xor() 953 MB/s [ 0.290016] raid6: sse2x2 gen() 3882 MB/s [ 0.307017] raid6: sse2x2 xor() 1982 MB/s [ 0.324022] raid6: sse2x4 gen() 6199 MB/s [ 0.341016] raid6: sse2x4 xor() 3414 MB/s [ 0.358013] raid6: avx2x1 gen() 1628 MB/s [ 0.376015] raid6: avx2x1 xor() 2103 MB/s [ 0.393022] raid6: avx2x2 gen() 6746 MB/s [ 0.410019] raid6: avx2x2 xor() 2707 MB/s [ 0.427018] raid6: avx2x4 gen() 11550 MB/s [ 0.444017] raid6: avx2x4 xor() 6349 MB/s [ 0.444692] raid6: using algorithm avx2x4 gen() 11550 MB/s [ 0.445013] raid6: .... xor() 6349 MB/s, rmw enabled [ 0.446010] raid6: using avx2x2 recovery algorithm [ 0.447697] ACPI: Added _OSI(Module Device) [ 0.448036] ACPI: Added _OSI(Processor Device) [ 0.449013] ACPI: Added _OSI(3.0 _SCP Extensions) [ 0.449735] ACPI: Added _OSI(Processor Aggregator Device) [ 0.450027] ACPI: Added _OSI(Linux-Dell-Video) [ 0.644254] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.132183] ACPI: Interpreter enabled [ 1.133109] ACPI: (supports S0 S3 S4 S5) [ 1.133672] ACPI: Using IOAPIC for interrupt routing [ 1.134228] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 1.137807] ACPI: Enabled 16 GPEs in block 00 to 0F [ 1.671789] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 1.672054] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 1.674031] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 1.675184] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 1.680476] PCI host bridge to bus 0000:00 [ 1.681035] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 1.682021] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 1.683029] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 1.684027] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 1.685028] pci_bus 0000:00: root bus resource [bus 00-ff] [ 1.723149] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 1.770627] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 1.775973] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 1.779677] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 1.783223] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 1.785463] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 2.158175] vgaarb: loaded [ 2.160745] SCSI subsystem initialized [ 2.162634] ACPI: bus type USB registered [ 2.164099] usbcore: registered new interface driver usbfs [ 2.165326] usbcore: registered new interface driver hub [ 2.167089] usbcore: registered new device driver usb [ 2.168640] pps_core: LinuxPPS API ver. 1 registered [ 2.169012] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.170085] PTP clock support registered [ 2.172476] EDAC MC: Ver: 3.0.0 [ 2.177909] Advanced Linux Sound Architecture Driver Initialized. [ 2.178348] PCI: Using ACPI for IRQ routing [ 2.182129] Bluetooth: Core ver 2.22 [ 2.182818] NET: Registered protocol family 31 [ 2.183013] Bluetooth: HCI device and connection manager initialized [ 2.184049] Bluetooth: HCI socket layer initialized [ 2.185019] Bluetooth: L2CAP socket layer initialized [ 2.186133] Bluetooth: SCO socket layer initialized [ 2.187053] NET: Registered protocol family 8 [ 2.187694] NET: Registered protocol family 20 [ 2.188216] NetLabel: Initializing [ 2.189012] NetLabel: domain hash size = 128 [ 2.190009] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 2.191259] NetLabel: unlabeled traffic allowed by default [ 2.193524] nfc: nfc_init: NFC Core ver 0.1 [ 2.194264] NET: Registered protocol family 39 [ 2.196556] clocksource: Switched to clocksource kvm-clock [ 2.695190] VFS: Disk quotas dquot_6.6.0 [ 2.696599] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 2.698646] FS-Cache: Loaded [ 2.700350] CacheFiles: Loaded [ 2.701119] pnp: PnP ACPI init [ 2.712620] pnp: PnP ACPI: found 7 devices [ 2.758535] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 2.761368] NET: Registered protocol family 2 [ 2.764134] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes) [ 2.766433] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 2.770308] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 2.776879] TCP: Hash tables configured (established 65536 bind 65536) [ 2.778997] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 2.781875] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 2.784411] NET: Registered protocol family 1 [ 2.786959] RPC: Registered named UNIX socket transport module. [ 2.789241] RPC: Registered udp transport module. [ 2.790641] RPC: Registered tcp transport module. [ 2.791665] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 2.794796] NET: Registered protocol family 44 [ 2.795930] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 2.798718] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 2.800157] software IO TLB [mem 0xbbff3000-0xbfff3000] (64MB) mapped at [(____ptrval____)-(____ptrval____)] [ 2.803428] RAPL PMU: API unit is 2^-32 Joules, 3 fixed counters, 10737418240 ms ovfl timer [ 2.805798] RAPL PMU: hw unit of domain pp0-core 2^-0 Joules [ 2.807461] RAPL PMU: hw unit of domain package 2^-0 Joules [ 2.809272] RAPL PMU: hw unit of domain dram 2^-16 Joules [ 2.811174] VPID CAP should not exist if not support 1-setting enable VPID VM-execution control [ 2.815471] kvm: already loaded the other module [ 2.816895] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 2.819526] Machine check injector initialized [ 2.824149] Scanning for low memory corruption every 60 seconds [ 2.865688] Initialise system trusted keyrings [ 2.868441] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 2.875223] DLM installed [ 2.878289] NFS: Registering the id_resolver key type [ 2.880153] Key type id_resolver registered [ 2.880802] Key type id_legacy registered [ 2.881545] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 2.882662] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 2.886689] ntfs: driver 2.1.32 [Flags: R/W]. [ 2.888477] fuse init (API version 7.27) [ 2.891825] JFS: nTxBlock = 8192, nTxLock = 65536 [ 2.901472] SGI XFS with ACLs, security attributes, realtime, no debug enabled [ 2.905254] 9p: Installing v9fs 9p2000 file system support [ 2.906193] FS-Cache: Netfs '9p' registered for caching [ 2.910287] gfs2: GFS2 installed [ 2.912884] FS-Cache: Netfs 'ceph' registered for caching [ 2.913865] ceph: loaded (mds proto 32) [ 2.948229] NET: Registered protocol family 38 [ 2.950227] async_tx: api initialized (async) [ 2.951729] Key type asymmetric registered [ 2.953147] Asymmetric key parser 'x509' registered [ 2.954972] Key type pkcs7_test registered [ 2.956671] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 2.959456] io scheduler noop registered [ 2.961042] io scheduler deadline registered [ 2.962672] io scheduler cfq registered (default) [ 2.963737] io scheduler mq-deadline registered [ 2.965042] io scheduler kyber registered [ 2.966593] io scheduler bfq registered [ 2.971703] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 2.974374] ACPI: Power Button [PWRF] [ 2.976368] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 2.978944] ACPI: Sleep Button [SLPF] [ 2.998641] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 3.000596] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 3.014724] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 3.016128] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 3.023771] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 3.048867] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 3.075109] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 3.101138] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 3.126590] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 3.135153] Non-volatile memory driver v1.3 [ 3.136673] Linux agpgart interface v0.103 [ 3.179834] brd: module loaded [ 3.201850] loop: module loaded [ 3.249591] null: module loaded [ 3.254319] nfcsim 0.2 initialized [ 3.255816] Loading iSCSI transport class v2.0-870. [ 3.276705] scsi host0: Virtio SCSI HBA [ 3.341802] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 3.710706] random: fast init done [ 4.196459] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 4.197717] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 4.198627] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 4.201659] Ethernet Channel Bonding Driver: v3.7.1 (April 27, 2011) [ 4.203537] sd 0:0:1:0: [sda] Write Protect is off [ 4.206276] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 4.223578] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 4.224159] sda: sda1 [ 4.233335] sd 0:0:1:0: [sda] Attached SCSI disk [ 4.233910] MACsec IEEE 802.1AE [ 4.235713] tun: Universal TUN/TAP device driver, 1.6 [ 4.259705] [ 4.260198] ============================================ [ 4.260460] WARNING: possible recursive locking detected [ 4.260460] 4.18.0-rc6+ #147 Not tainted [ 4.260460] -------------------------------------------- [ 4.260460] swapper/0/1 is trying to acquire lock: [ 4.260460] (____ptrval____) (cpu_hotplug_lock.rw_sem){++++}, at: static_key_slow_inc+0x12/0x30 [ 4.260460] [ 4.260460] but task is already holding lock: [ 4.260460] (____ptrval____) (cpu_hotplug_lock.rw_sem){++++}, at: init_vqs+0xe1a/0x1520 [ 4.260460] [ 4.260460] other info that might help us debug this: [ 4.260460] Possible unsafe locking scenario: [ 4.260460] [ 4.260460] CPU0 [ 4.260460] ---- [ 4.260460] lock(cpu_hotplug_lock.rw_sem); [ 4.260460] lock(cpu_hotplug_lock.rw_sem); [ 4.260460] [ 4.260460] *** DEADLOCK *** [ 4.260460] [ 4.260460] May be due to missing lock nesting notation [ 4.260460] [ 4.260460] 3 locks held by swapper/0/1: [ 4.260460] #0: (____ptrval____) (&dev->mutex){....}, at: __driver_attach+0x15f/0x2f0 [ 4.260460] #1: (____ptrval____) (cpu_hotplug_lock.rw_sem){++++}, at: init_vqs+0xe1a/0x1520 [ 4.260460] #2: (____ptrval____) (xps_map_mutex){+.+.}, at: __netif_set_xps_queue+0x243/0x23f0 [ 4.260460] [ 4.260460] stack backtrace: [ 4.260460] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 4.18.0-rc6+ #147 [ 4.260460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 4.260460] Call Trace: [ 4.260460] dump_stack+0x1c9/0x2b4 [ 4.260460] ? dump_stack_print_info.cold.2+0x52/0x52 [ 4.260460] ? init_vqs+0xe1a/0x1520 [ 4.260460] ? vprintk_func+0x81/0xe7 [ 4.260460] __lock_acquire.cold.65+0x1fb/0x486 [ 4.260460] ? trace_hardirqs_on+0x10/0x10 [ 4.260460] ? lock_downgrade+0x8f0/0x8f0 [ 4.260460] ? mark_held_locks+0xc9/0x160 [ 4.260460] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 4.260460] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 4.260460] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 4.260460] ? trace_hardirqs_on+0xd/0x10 [ 4.260460] ? depot_save_stack+0x291/0x470 [ 4.260460] ? save_stack+0xa9/0xd0 [ 4.260460] ? kasan_kmalloc+0xc4/0xe0 [ 4.260460] ? __kmalloc_node+0x47/0x70 [ 4.260460] ? __netif_set_xps_queue+0xa80/0x23f0 [ 4.260460] ? netif_set_xps_queue+0x26/0x30 [ 4.260460] ? virtnet_set_affinity+0x2ba/0x4b0 [ 4.260460] ? init_vqs+0xe22/0x1520 [ 4.260460] ? graph_lock+0x170/0x170 [ 4.260460] ? __driver_attach+0x28b/0x2f0 [ 4.260460] ? bus_for_each_dev+0x15d/0x1f0 [ 4.260460] ? driver_attach+0x3d/0x50 [ 4.260460] ? bus_add_driver+0x4b2/0x600 [ 4.260460] ? driver_register+0x1c8/0x320 [ 4.260460] ? register_virtio_driver+0x79/0xd0 [ 4.260460] ? do_one_initcall+0x127/0x913 [ 4.260460] ? kernel_init_freeable+0x49b/0x58e [ 4.260460] ? kernel_init+0x11/0x1b3 [ 4.260460] ? ret_from_fork+0x3a/0x50 [ 4.260460] lock_acquire+0x1e4/0x540 [ 4.260460] ? static_key_slow_inc+0x12/0x30 [ 4.260460] ? lock_release+0xa30/0xa30 [ 4.260460] ? check_same_owner+0x340/0x340 [ 4.260460] ? rcu_read_lock_sched_held+0x108/0x120 [ 4.260460] ? rcu_note_context_switch+0x730/0x730 [ 4.260460] cpus_read_lock+0x43/0xa0 [ 4.260460] ? static_key_slow_inc+0x12/0x30 [ 4.260460] static_key_slow_inc+0x12/0x30 [ 4.260460] __netif_set_xps_queue+0xaac/0x23f0 [ 4.260460] ? dev_get_alias+0x350/0x350 [ 4.260460] ? lock_downgrade+0x8f0/0x8f0 [ 4.260460] ? mark_held_locks+0xc9/0x160 [ 4.260460] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 4.260460] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 4.260460] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 4.260460] ? trace_hardirqs_on+0xd/0x10 [ 4.260460] ? __irq_set_affinity+0x62/0x80 [ 4.260460] ? irq_set_affinity_hint+0x107/0x170 [ 4.260460] ? __irq_set_affinity+0x80/0x80 [ 4.260460] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 4.260460] ? vp_bus_name+0xc0/0xc0 [ 4.260460] netif_set_xps_queue+0x26/0x30 [ 4.260460] virtnet_set_affinity+0x2ba/0x4b0 [ 4.260460] init_vqs+0xe22/0x1520 [ 4.260460] ? xdp_linearize_page.isra.35+0x980/0x980 [ 4.260460] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 4.260460] ? virtio_check_driver_offered_feature+0x2ad/0x330 [ 4.260460] virtnet_probe+0x1092/0x2260 [ 4.260460] ? virtnet_restore+0x6b0/0x6b0 [ 4.260460] ? audit_tag_tree+0x3f2/0x14b0 [ 4.260460] ? virtio_check_driver_offered_feature+0x2ad/0x330 [ 4.260460] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 4.260460] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 4.260460] ? iowrite32+0x66/0x90 [ 4.260460] ? vp_finalize_features+0x87/0xb0 [ 4.260460] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 4.260460] virtio_dev_probe+0x592/0x942 [ 4.260460] ? virtio_device_restore+0x4f0/0x4f0 [ 4.260460] driver_probe_device+0x6ad/0x970 [ 4.260460] ? driver_probe_done+0x100/0x100 [ 4.260460] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 4.260460] ? kasan_check_write+0x14/0x20 [ 4.260460] ? do_raw_spin_lock+0xc1/0x200 [ 4.260460] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 4.260460] __driver_attach+0x28b/0x2f0 [ 4.260460] ? driver_probe_device+0x970/0x970 [ 4.260460] bus_for_each_dev+0x15d/0x1f0 [ 4.260460] ? subsys_dev_iter_exit+0x20/0x20 [ 4.260460] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 4.260460] driver_attach+0x3d/0x50 [ 4.260460] bus_add_driver+0x4b2/0x600 [ 4.260460] driver_register+0x1c8/0x320 [ 4.260460] ? virtnet_set_channels+0x2b0/0x2b0 [ 4.260460] register_virtio_driver+0x79/0xd0 [ 4.260460] ? veth_init+0x17/0x17 [ 4.260460] virtio_net_driver_init+0x8d/0xc9 [ 4.260460] do_one_initcall+0x127/0x913 [ 4.260460] ? perf_trace_initcall_level+0x780/0x780 [ 4.260460] ? kasan_check_read+0x11/0x20 [ 4.260460] ? rcu_is_watching+0x8c/0x150 [ 4.260460] ? rcu_pm_notify+0xc0/0xc0 [ 4.260460] ? trace_initcall_level+0x2e3/0x321 [ 4.260460] ? arch_local_irq_restore+0x52/0x52 [ 4.260460] ? up_read+0x90/0x110 [ 4.260460] ? up_read+0x110/0x110 [ 4.260460] ? down_read+0x1d0/0x1d0 [ 4.260460] kernel_init_freeable+0x49b/0x58e [ 4.260460] ? rest_init+0xe4/0xe4 [ 4.260460] kernel_init+0x11/0x1b3 [ 4.260460] ? rest_init+0xe4/0xe4 [ 4.260460] ret_from_fork+0x3a/0x50 [ 4.404453] vcan: Virtual CAN interface driver [ 4.405739] vxcan: Virtual CAN Tunnel driver [ 4.406852] slcan: serial line CAN interface driver [ 4.407817] slcan: 10 dynamic interface channels. [ 4.409178] CAN device driver interface [ 4.410324] enic: Cisco VIC Ethernet NIC Driver, ver 2.3.0.53 [ 4.412309] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 4.413727] e100: Copyright(c) 1999-2006 Intel Corporation [ 4.415231] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 4.416867] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 4.418178] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 4.419657] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 4.421296] sky2: driver version 1.30 [ 4.423125] PPP generic driver version 2.4.2 [ 4.424904] PPP BSD Compression module registered [ 4.426438] PPP Deflate Compression module registered [ 4.427802] PPP MPPE Compression module registered [ 4.429069] NET: Registered protocol family 24 [ 4.430211] PPTP driver version 0.8.5 [ 4.431815] mac80211_hwsim: initializing netlink [ 4.434665] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht' [ 4.439939] ieee80211 phy1: Selected rate control algorithm 'minstrel_ht' [ 4.446352] usbcore: registered new interface driver asix [ 4.448207] usbcore: registered new interface driver ax88179_178a [ 4.450118] usbcore: registered new interface driver cdc_ether [ 4.451758] usbcore: registered new interface driver net1080 [ 4.453320] usbcore: registered new interface driver cdc_subset [ 4.454905] usbcore: registered new interface driver zaurus [ 4.456542] usbcore: registered new interface driver cdc_ncm [ 4.461986] aoe: AoE v85 initialised. [ 4.463723] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 4.465302] ehci-pci: EHCI PCI platform driver [ 4.466665] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 4.468277] ohci-pci: OHCI PCI platform driver [ 4.469644] uhci_hcd: USB Universal Host Controller Interface driver [ 4.471804] usbcore: registered new interface driver usblp [ 4.473241] usbcore: registered new interface driver usb-storage [ 4.475333] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 4.477970] i8042: Warning: Keylock active [ 4.480423] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 4.481807] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 4.484526] mousedev: PS/2 mouse device common for all mice [ 4.487985] rtc_cmos 00:00: RTC can wake from S4 [ 4.490109] rtc_cmos 00:00: registered as rtc0 [ 4.491165] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 4.492638] i2c /dev entries driver [ 4.495354] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 4.497658] i2c-parport-light: adapter type unspecified [ 4.498922] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 4.500962] usbcore: registered new interface driver i2c-tiny-usb [ 4.504099] device-mapper: ioctl: 4.39.0-ioctl (2018-04-03) initialised: dm-devel@redhat.com [ 4.506478] device-mapper: raid: Loading target version 1.13.2 [ 4.508145] usbcore: registered new interface driver btusb [ 4.510776] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 4.512425] usnic_verbs:usnic_uiom_init:585: [ 4.512431] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 4.515611] usnic_verbs:usnic_ib_init:649: [ 4.515617] Unable to initalize umem with err -1 [ 4.519339] iscsi: registered transport (iser) [ 4.520624] OPA Virtual Network Driver - v1.0 [ 4.526454] hidraw: raw HID events driver (C) Jiri Kosina [ 4.532707] usbcore: registered new interface driver usbhid [ 4.534166] usbhid: USB HID core driver [ 4.536213] NET: Registered protocol family 40 [ 4.538531] ashmem: initialized [ 4.579492] NET: Registered protocol family 26 [ 4.580485] Mirror/redirect action on [ 4.581406] Simple TC action Loaded [ 4.583384] netem: version 1.3 [ 4.584361] u32 classifier [ 4.584969] Actions configured [ 4.587865] nf_conntrack_irc: failed to register helpers [ 4.589302] nf_conntrack_sane: failed to register helpers [ 4.607342] nf_conntrack_sip: failed to register helpers [ 4.610636] xt_time: kernel timezone is -0000 [ 4.611758] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 4.613268] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 4.615444] IPVS: ipvs loaded. [ 4.616262] IPVS: [rr] scheduler registered. [ 4.617285] IPVS: [wrr] scheduler registered. [ 4.618274] IPVS: [lc] scheduler registered. [ 4.619061] IPVS: [wlc] scheduler registered. [ 4.619979] IPVS: [fo] scheduler registered. [ 4.620796] IPVS: [ovf] scheduler registered. [ 4.621648] IPVS: [lblc] scheduler registered. [ 4.622683] IPVS: [lblcr] scheduler registered. [ 4.623585] IPVS: [dh] scheduler registered. [ 4.624455] IPVS: [sh] scheduler registered. [ 4.625264] IPVS: [mh] scheduler registered. [ 4.626157] IPVS: [sed] scheduler registered. [ 4.627077] IPVS: [nq] scheduler registered. [ 4.627937] IPVS: ftp: loaded support on port[0] = 21 [ 4.628938] IPVS: [sip] pe registered. [ 4.629851] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 4.632762] gre: GRE over IPv4 demultiplexor driver [ 4.633969] ip_gre: GRE over IPv4 tunneling driver [ 4.640141] IPv4 over IPsec tunneling driver [ 4.643406] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 4.645182] Initializing XFRM netlink socket [ 4.646364] NET: Registered protocol family 10 [ 4.653180] Segment Routing with IPv6 [ 4.654239] mip6: Mobile IPv6 [ 4.657925] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 4.664870] ip6_gre: GRE over IPv6 tunneling driver [ 4.670640] bpfilter: Loaded bpfilter_umh pid 2081 Started bpfilter[ 4.673311] NET: Registered protocol family 17 [ 4.674561] NET: Registered protocol family 15 [ 4.675475] Bridge firewalling registered [ 4.677045] can: controller area network core (rev 20170425 abi 9) [ 4.678688] NET: Registered protocol family 29 [ 4.680209] can: raw protocol (rev 20170425) [ 4.681317] can: broadcast manager protocol (rev 20170425 t) [ 4.682902] can: netlink gateway (rev 20170425) max_hops=1 [ 4.684538] Bluetooth: RFCOMM TTY layer initialized [ 4.685407] Bluetooth: RFCOMM socket layer initialized [ 4.686345] Bluetooth: RFCOMM ver 1.11 [ 4.686997] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 4.687834] Bluetooth: BNEP filters: protocol multicast [ 4.688697] Bluetooth: BNEP socket layer initialized [ 4.689450] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 4.690340] Bluetooth: HIDP socket layer initialized [ 4.691701] RPC: Registered rdma transport module. [ 4.692432] RPC: Registered rdma backchannel transport module. [ 4.693849] NET: Registered protocol family 41 [ 4.694836] lec:lane_module_init: lec.c: initialized [ 4.695855] mpoa:atm_mpoa_init: mpc.c: initialized [ 4.696908] l2tp_core: L2TP core driver, V2.0 [ 4.697709] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 4.698270] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 4.698774] 8021q: 802.1Q VLAN Support v1.8 [ 4.713112] DCCP: Activated CCID 2 (TCP-like) [ 4.713883] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 4.715502] sctp: Hash tables configured (bind 64/64) [ 4.716582] tipc: Activated (version 2.0.0) [ 4.717575] NET: Registered protocol family 30 [ 4.718577] tipc: Started in single node mode [ 4.719573] NET: Registered protocol family 43 [ 4.720543] 9pnet: Installing 9P2000 support [ 4.724078] NET: Registered protocol family 36 [ 4.725118] Key type dns_resolver registered [ 4.727039] Key type ceph registered [ 4.728133] libceph: loaded (mon/osd proto 15/24) [ 4.729340] openvswitch: Open vSwitch switching datapath [ 4.731545] mpls_gso: MPLS GSO support [ 4.733286] start plist test [ 4.745067] end plist test [ 4.749047] AVX2 version of gcm_enc/dec engaged. [ 4.750209] AES CTR mode by8 optimization enabled [ 4.756734] sched_clock: Marking stable (4756695364, 0)->(6450404864, -1693709500) [ 4.760301] registered taskstats version 1 [ 4.761173] Loading compiled-in X.509 certificates [ 4.762751] zswap: default zpool zbud not available [ 4.763837] zswap: pool creation failed [ 4.769477] Btrfs loaded, crc32c=crc32c-intel [ 4.772571] Key type big_key registered [ 4.774419] Key type encrypted registered [ 4.776319] Magic number: 10:627:113 [ 4.776964] sound dmmidi2: hash matches [ 4.778090] console [netcon0] enabled [ 4.778664] netconsole: network logging started [ 4.779620] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 4.781914] rdma_rxe: loaded [ 4.782843] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 4.786860] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 4.788908] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 4.790977] cfg80211: failed to load regulatory.db [ 4.791097] ALSA device list: [ 4.792641] #0: Dummy 1 [ 4.793119] #1: Loopback 1 [ 4.793583] #2: Virtual MIDI Card 1 [ 5.120647] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 5.123575] md: Waiting for all devices to be available before autodetect [ 5.124761] md: If you don't use raid, use raid=noautodetect [ 5.138074] md: Autodetecting RAID arrays. [ 5.138804] md: autorun ... [ 5.139358] md: ... autorun DONE. [ 5.168009] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null) [ 5.170279] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 5.184972] devtmpfs: mounted [ 5.196183] Freeing unused kernel memory: 3900K [ 5.196999] Kernel memory protection disabled. [ 5.385382] SELinux: Disabled at runtime. [ 5.386734] SELinux: Unregistering netfilter hooks [ 5.413200] audit: type=1404 audit(1532668113.619:2): enforcing=0 old_enforcing=0 auid=4294967295 ses=4294967295 enabled=0 old-enabled=1 lsm=selinux res=1 INIT: version 2.88 booting [ 5.551140] stty (2167) used greatest stack depth: 19664 bytes left [info] [ 5.786423] echo (2175) used greatest stack depth: 19328 bytes left Using makefile-style concurrent boot in runlevel S. [....] Starting the hotplug events dispatcher: udevd[ 6.369749] udevd[2279]: starting version 175 [?25l[?1c7[ ok 8[?25h[?0c. [....] Synthesizing the initial hotplug events...[?25l[?1c7[ ok 8[?25h[?0cdone. [....] Waiting for /dev to be fully populated...[?25l[?1c7[ ok 8[?25h[?0cdone. [....] Activating swap...[?25l[?1c7[ ok 8[?25h[?0cdone. [ 10.588363] EXT4-fs (sda1): re-mounted. Opts: (null) [....] Creating compatibility symlink from /etc/mtab to /proc/mounts. ...[?25l[?1c7[warn8[?25h[?0c (warning). [....] Cleaning up temporary files... /tmp[?25l[?1c7[ ok 8[?25h[?0c. [....] Activating lvm and md swap...[?25l[?1c7[ ok 8[?25h[?0cdone. [....] Checking file systems...fsck from util-linux 2.20.1 [ 12.659982] logsave (3654) used greatest stack depth: 17632 bytes left [?25l[?1c7[ ok 8[?25h[?0cdone. [....] Mounting local filesystems...[?25l[?1c7[ ok 8[?25h[?0cdone. [....] Activating swapfile swap...[?25l[?1c7[ ok 8[?25h[?0cdone. [....] Cleaning up temporary files...[?25l[?1c7[ ok 8[?25h[?0c. [....] Setting kernel variables ...[?25l[?1c7[ ok 8[?25h[?0cdone. [ 13.618707] random: dd: uninitialized urandom read (512 bytes read) [....] Configuring network interfaces...Internet Systems Consortium DHCP Client 4.2.2 Copyright 2004-2011 Internet Systems Consortium. All rights reserved. For info, please visit https://www.isc.org/software/dhcp/ [ 13.903571] ================================================================== [ 13.911033] BUG: KASAN: slab-out-of-bounds in virtnet_poll+0x111a/0x1226 [ 13.917893] Read of size 8 at addr ffff8801cee13418 by task ip/4007 [ 13.924296] [ 13.925928] CPU: 1 PID: 4007 Comm: ip Not tainted 4.18.0-rc6+ #147 [ 13.932263] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 13.941772] Call Trace: [ 13.944354] [ 13.946497] dump_stack+0x1c9/0x2b4 [ 13.950120] ? dump_stack_print_info.cold.2+0x52/0x52 [ 13.955306] ? printk+0xa7/0xcf [ 13.958576] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 13.963323] ? virtnet_poll+0x111a/0x1226 [ 13.967556] print_address_description+0x6c/0x20b [ 13.972397] ? virtnet_poll+0x111a/0x1226 [ 13.976539] kasan_report.cold.7+0x242/0x2fe [ 13.980970] __asan_report_load8_noabort+0x14/0x20 [ 13.985942] virtnet_poll+0x111a/0x1226 [ 13.989908] ? receive_buf+0x2d30/0x2d30 [ 13.993978] ? trace_hardirqs_on+0x10/0x10 [ 13.998212] ? lock_release+0xa30/0xa30 [ 14.002172] ? nohz_balance_enter_idle+0x680/0x680 [ 14.008486] ? cpuacct_css_alloc+0x160/0x160 [ 14.012880] net_rx_action+0x7a5/0x1920 [ 14.016853] ? napi_complete_done+0x6d0/0x6d0 [ 14.021371] ? kasan_check_write+0x14/0x20 [ 14.025625] ? do_raw_spin_lock+0xc1/0x200 [ 14.029881] ? trace_hardirqs_on+0xd/0x10 [ 14.034028] ? __run_timers+0xa37/0xc70 [ 14.037993] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 14.043438] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 14.048456] ? enqueue_hrtimer+0x18e/0x540 [ 14.052703] ? kasan_check_write+0x14/0x20 [ 14.057052] ? do_raw_spin_lock+0xc1/0x200 [ 14.061306] ? clockevents_program_event+0x158/0x370 [ 14.066416] ? lock_downgrade+0x8f0/0x8f0 [ 14.070555] ? pvclock_read_flags+0x160/0x160 [ 14.075035] ? hrtimer_start_range_ns+0xd20/0xd20 [ 14.079865] ? __local_bh_enable+0xef/0x130 [ 14.084168] ? __do_softirq+0x780/0xb17 [ 14.088147] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 14.093253] ? kasan_check_read+0x11/0x20 [ 14.097403] ? rcu_nmi_exit+0xe0/0x2d0 [ 14.101286] ? rcu_idle_enter+0x480/0x480 [ 14.105425] ? clockevents_program_event+0x140/0x370 [ 14.110528] ? tick_program_event+0xb2/0x130 [ 14.114925] ? do_softirq_own_stack+0x2a/0x40 [ 14.119408] __do_softirq+0x2e8/0xb17 [ 14.123196] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 14.128296] ? irq_exit+0xbb/0x210 [ 14.132103] ? smp_apic_timer_interrupt+0x186/0x730 [ 14.137123] ? smp_call_function_single_interrupt+0x660/0x660 [ 14.143089] ? kvm_clock_read+0x25/0x30 [ 14.147062] ? kvm_sched_clock_read+0x9/0x20 [ 14.151461] ? sched_clock+0x31/0x40 [ 14.155164] ? sched_clock_cpu+0x1b/0x180 [ 14.159299] ? task_prio+0x50/0x50 [ 14.162834] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 14.167725] do_softirq_own_stack+0x2a/0x40 [ 14.172037] [ 14.174315] do_softirq.part.18+0x155/0x1a0 [ 14.178646] ? virtnet_napi_enable+0x46/0xb0 [ 14.183074] __local_bh_enable_ip+0x1ec/0x230 [ 14.187579] virtnet_napi_enable+0x8c/0xb0 [ 14.191807] virtnet_open+0x16d/0x4d0 [ 14.195608] ? refill_work+0x200/0x200 [ 14.199501] __dev_open+0x26d/0x410 [ 14.203130] ? dev_set_rx_mode+0x40/0x40 [ 14.207265] ? __local_bh_enable_ip+0x161/0x230 [ 14.211956] __dev_change_flags+0x739/0x9c0 [ 14.216284] ? dev_set_allmulti+0x30/0x30 [ 14.220423] ? kasan_alloc_pages+0x38/0x40 [ 14.224677] ? get_page_from_freelist+0x107a/0x4620 [ 14.229706] ? validate_linkmsg+0x277/0xa40 [ 14.234031] ? rtnl_stats_dump+0xaa0/0xaa0 [ 14.238264] ? trace_hardirqs_on+0x10/0x10 [ 14.242486] dev_change_flags+0x89/0x150 [ 14.246532] do_setlink+0xb16/0x3dd0 [ 14.250231] ? __isolate_free_page+0x690/0x690 [ 14.254800] ? fs_reclaim_acquire+0x20/0x20 [ 14.259130] ? lock_downgrade+0x8f0/0x8f0 [ 14.263362] ? validate_linkmsg+0xa40/0xa40 [ 14.267682] ? lru_cache_add+0x232/0x460 [ 14.271743] ? lru_cache_add_file+0x20/0x20 [ 14.276064] ? trace_hardirqs_on+0x10/0x10 [ 14.280292] ? page_add_anon_rmap+0x50/0x50 [ 14.284635] ? trace_hardirqs_on+0x10/0x10 [ 14.288987] ? trace_hardirqs_on+0x10/0x10 [ 14.293399] ? __handle_mm_fault+0x2a5b/0x4460 [ 14.298001] ? lock_downgrade+0x8f0/0x8f0 [ 14.303274] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 14.309118] ? rtnl_is_locked+0xb5/0xf0 [ 14.313108] ? validate_linkmsg+0x277/0xa40 [ 14.317467] ? memset+0x31/0x40 [ 14.320754] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 14.326313] ? rtnl_stats_dump+0xaa0/0xaa0 [ 14.330546] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 14.336135] ? netdev_master_upper_dev_get+0x173/0x250 [ 14.341422] ? __dev_get_by_flags+0x1d0/0x1d0 [ 14.345926] rtnl_newlink+0x138d/0x1d60 [ 14.349920] ? rtnl_link_unregister+0x390/0x390 [ 14.354611] ? lock_acquire+0x1e4/0x540 [ 14.358592] ? is_bpf_text_address+0xae/0x170 [ 14.363100] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 14.368143] ? mem_cgroup_update_lru_size+0xd0/0xd0 [ 14.373525] ? lock_acquire+0x1e4/0x540 [ 14.377518] ? lock_acquire+0x1e4/0x540 [ 14.381504] ? rtnetlink_rcv_msg+0x412/0xc30 [ 14.385958] ? lock_release+0xa30/0xa30 [ 14.389958] ? check_same_owner+0x340/0x340 [ 14.394300] ? rcu_note_context_switch+0x730/0x730 [ 14.399256] ? kasan_check_write+0x14/0x20 [ 14.403508] ? __mutex_lock+0x7e8/0x1820 [ 14.407580] ? rtnetlink_rcv_msg+0x412/0xc30 [ 14.411998] ? trace_hardirqs_on+0x10/0x10 [ 14.416246] ? lock_downgrade+0x8f0/0x8f0 [ 14.420412] ? mutex_trylock+0x2b0/0x2b0 [ 14.424499] ? kasan_check_read+0x11/0x20 [ 14.428661] ? rcu_is_watching+0x8c/0x150 [ 14.432809] ? rcu_report_qs_rnp+0x7a0/0x7a0 [ 14.437222] ? is_bpf_text_address+0xd7/0x170 [ 14.441737] ? kernel_text_address+0x79/0xf0 [ 14.446165] ? lock_downgrade+0x8f0/0x8f0 [ 14.450334] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 14.455893] ? rtnl_get_link+0x170/0x370 [ 14.459965] ? rtnl_dump_all+0x600/0x600 [ 14.464038] ? ns_capable_common+0x13f/0x170 [ 14.468471] ? rtnl_link_unregister+0x390/0x390 [ 14.473150] rtnetlink_rcv_msg+0x46e/0xc30 [ 14.477397] ? rtnetlink_put_metrics+0x690/0x690 [ 14.482146] netlink_rcv_skb+0x172/0x440 [ 14.486189] ? rtnetlink_put_metrics+0x690/0x690 [ 14.490953] ? netlink_ack+0xbe0/0xbe0 [ 14.494867] rtnetlink_rcv+0x1c/0x20 [ 14.498578] netlink_unicast+0x5a0/0x760 [ 14.502630] ? netlink_attachskb+0x9a0/0x9a0 [ 14.507033] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 14.512591] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 14.517616] netlink_sendmsg+0xa18/0xfc0 [ 14.521698] ? netlink_unicast+0x760/0x760 [ 14.525959] ? move_addr_to_kernel.part.20+0x100/0x100 [ 14.531246] ? security_socket_sendmsg+0x94/0xc0 [ 14.536021] ? netlink_unicast+0x760/0x760 [ 14.540266] sock_sendmsg+0xd5/0x120 [ 14.544014] ___sys_sendmsg+0x7fd/0x930 [ 14.548006] ? copy_msghdr_from_user+0x580/0x580 [ 14.552784] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 14.557829] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 14.563385] ? __fget_light+0x2f7/0x440 [ 14.567380] ? lock_acquire+0x1e4/0x540 [ 14.571345] ? fget_raw+0x20/0x20 [ 14.574801] ? lock_release+0xa30/0xa30 [ 14.578769] ? lock_release+0xa30/0xa30 [ 14.582744] ? lock_downgrade+0x8f0/0x8f0 [ 14.586905] ? mem_cgroup_from_task+0xcb/0x1f0 [ 14.591479] ? __do_page_fault+0x664/0xe50 [ 14.595723] ? lock_downgrade+0x8f0/0x8f0 [ 14.600129] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 14.605652] ? sockfd_lookup_light+0xc5/0x160 [ 14.610160] __sys_sendmsg+0x11d/0x290 [ 14.614050] ? __ia32_sys_shutdown+0x80/0x80 [ 14.618465] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 14.623999] ? __do_page_fault+0x449/0xe50 [ 14.628238] ? syscall_slow_exit_work+0x500/0x500 [ 14.633076] __x64_sys_sendmsg+0x78/0xb0 [ 14.637162] do_syscall_64+0x1b9/0x820 [ 14.641070] ? syscall_return_slowpath+0x5e0/0x5e0 [ 14.646001] ? syscall_return_slowpath+0x31d/0x5e0 [ 14.650950] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 14.655981] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 14.661538] ? prepare_exit_to_usermode+0x291/0x3b0 [ 14.666578] ? perf_trace_sys_enter+0xb10/0xb10 [ 14.671267] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 14.676118] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 14.681326] RIP: 0033:0x7f914745f320 [ 14.685031] Code: 02 48 83 c8 ff eb 8d 48 8b 05 14 7b 2a 00 f7 da 64 89 10 48 83 c8 ff eb c9 90 83 3d d5 d2 2a 00 00 75 10 b8 2e 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 5e ba 00 00 48 89 04 24 [ 14.704185] RSP: 002b:00007fff4176be18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 14.711889] RAX: ffffffffffffffda RBX: 00007fff4176ff10 RCX: 00007f914745f320 [ 14.719162] RDX: 0000000000000000 RSI: 00007fff4176be50 RDI: 0000000000000003 [ 14.726432] RBP: 00007fff4176be50 R08: 0000000000000000 R09: 000000000000000f [ 14.733700] R10: 0000000000000000 R11: 0000000000000246 R12: 000000005b5aa8dc [ 14.740957] R13: 0000000000000000 R14: 00000000006395c0 R15: 00007fff417706e8 [ 14.748216] [ 14.749829] Allocated by task 1: [ 14.753188] save_stack+0x43/0xd0 [ 14.756634] kasan_kmalloc+0xc4/0xe0 [ 14.760339] __kmalloc+0x14e/0x760 [ 14.763866] init_vqs+0x127/0x1520 [ 14.767411] virtnet_probe+0x1092/0x2260 [ 14.771459] virtio_dev_probe+0x592/0x942 [ 14.775593] driver_probe_device+0x6ad/0x970 [ 14.779991] __driver_attach+0x28b/0x2f0 [ 14.784048] bus_for_each_dev+0x15d/0x1f0 [ 14.788177] driver_attach+0x3d/0x50 [ 14.791871] bus_add_driver+0x4b2/0x600 [ 14.795824] driver_register+0x1c8/0x320 [ 14.799869] register_virtio_driver+0x79/0xd0 [ 14.804355] virtio_net_driver_init+0x8d/0xc9 [ 14.808872] do_one_initcall+0x127/0x913 [ 14.812921] kernel_init_freeable+0x49b/0x58e [ 14.817404] kernel_init+0x11/0x1b3 [ 14.821019] ret_from_fork+0x3a/0x50 [ 14.824709] [ 14.826311] Freed by task 0: [ 14.829302] (stack is not available) [ 14.832985] [ 14.834604] The buggy address belongs to the object at ffff8801cee12500 [ 14.834604] which belongs to the cache kmalloc-4096 of size 4096 [ 14.847424] The buggy address is located 3864 bytes inside of [ 14.847424] 4096-byte region [ffff8801cee12500, ffff8801cee13500) [ 14.859462] The buggy address belongs to the page: [ 14.864383] page:ffffea00073b8480 count:1 mapcount:0 mapping:ffff8801dac00dc0 index:0x0 compound_mapcount: 0 [ 14.874349] flags: 0x2fffc0000008100(slab|head) [ 14.879014] raw: 02fffc0000008100 ffffea00073b8408 ffffea00073b8508 ffff8801dac00dc0 [ 14.886914] raw: 0000000000000000 ffff8801cee12500 0000000100000001 0000000000000000 [ 14.894785] page dumped because: kasan: bad access detected [ 14.900477] [ 14.902082] Memory state around the buggy address: [ 14.906995] ffff8801cee13300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.914360] ffff8801cee13380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.921716] >ffff8801cee13400: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.929075] ^ [ 14.933225] ffff8801cee13480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.940578] ffff8801cee13500: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.947919] ================================================================== [ 14.955408] Kernel panic - not syncing: panic_on_warn set ... [ 14.955408] [ 14.962786] CPU: 1 PID: 4007 Comm: ip Tainted: G B 4.18.0-rc6+ #147 [ 14.970507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 14.979877] Call Trace: [ 14.982466] [ 14.984653] dump_stack+0x1c9/0x2b4 [ 14.988294] ? dump_stack_print_info.cold.2+0x52/0x52 [ 14.993501] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 14.998298] panic+0x238/0x4e7 [ 15.001606] ? add_taint.cold.5+0x16/0x16 [ 15.005774] ? do_raw_spin_unlock+0xa7/0x2f0 [ 15.010201] ? virtnet_poll+0x111a/0x1226 [ 15.014359] kasan_end_report+0x47/0x4f [ 15.018347] kasan_report.cold.7+0x76/0x2fe [ 15.022689] __asan_report_load8_noabort+0x14/0x20 [ 15.027645] virtnet_poll+0x111a/0x1226 [ 15.031633] ? receive_buf+0x2d30/0x2d30 [ 15.035715] ? trace_hardirqs_on+0x10/0x10 [ 15.039966] ? lock_release+0xa30/0xa30 [ 15.043987] ? nohz_balance_enter_idle+0x680/0x680 [ 15.048934] ? cpuacct_css_alloc+0x160/0x160 [ 15.053373] net_rx_action+0x7a5/0x1920 [ 15.057373] ? napi_complete_done+0x6d0/0x6d0 [ 15.061883] ? kasan_check_write+0x14/0x20 [ 15.066160] ? do_raw_spin_lock+0xc1/0x200 [ 15.070417] ? trace_hardirqs_on+0xd/0x10 [ 15.074578] ? __run_timers+0xa37/0xc70 [ 15.078575] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 15.083955] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 15.088989] ? enqueue_hrtimer+0x18e/0x540 [ 15.093243] ? kasan_check_write+0x14/0x20 [ 15.097485] ? do_raw_spin_lock+0xc1/0x200 [ 15.101743] ? clockevents_program_event+0x158/0x370 [ 15.106874] ? lock_downgrade+0x8f0/0x8f0 [ 15.111094] ? pvclock_read_flags+0x160/0x160 [ 15.115607] ? hrtimer_start_range_ns+0xd20/0xd20 [ 15.120469] ? __local_bh_enable+0xef/0x130 [ 15.124808] ? __do_softirq+0x780/0xb17 [ 15.128808] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 15.133930] ? kasan_check_read+0x11/0x20 [ 15.138116] ? rcu_nmi_exit+0xe0/0x2d0 [ 15.142026] ? rcu_idle_enter+0x480/0x480 [ 15.146213] ? clockevents_program_event+0x140/0x370 [ 15.151351] ? tick_program_event+0xb2/0x130 [ 15.155778] ? do_softirq_own_stack+0x2a/0x40 [ 15.160290] __do_softirq+0x2e8/0xb17 [ 15.164116] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 15.169229] ? irq_exit+0xbb/0x210 [ 15.172797] ? smp_apic_timer_interrupt+0x186/0x730 [ 15.177843] ? smp_call_function_single_interrupt+0x660/0x660 [ 15.183756] ? kvm_clock_read+0x25/0x30 [ 15.187750] ? kvm_sched_clock_read+0x9/0x20 [ 15.192178] ? sched_clock+0x31/0x40 [ 15.195917] ? sched_clock_cpu+0x1b/0x180 [ 15.200098] ? task_prio+0x50/0x50 [ 15.203669] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 15.208553] do_softirq_own_stack+0x2a/0x40 [ 15.212876] [ 15.215138] do_softirq.part.18+0x155/0x1a0 [ 15.219485] ? virtnet_napi_enable+0x46/0xb0 [ 15.223931] __local_bh_enable_ip+0x1ec/0x230 [ 15.228462] virtnet_napi_enable+0x8c/0xb0 [ 15.232734] virtnet_open+0x16d/0x4d0 [ 15.236567] ? refill_work+0x200/0x200 [ 15.240477] __dev_open+0x26d/0x410 [ 15.244141] ? dev_set_rx_mode+0x40/0x40 [ 15.248222] ? __local_bh_enable_ip+0x161/0x230 [ 15.252910] __dev_change_flags+0x739/0x9c0 [ 15.257244] ? dev_set_allmulti+0x30/0x30 [ 15.261409] ? kasan_alloc_pages+0x38/0x40 [ 15.265656] ? get_page_from_freelist+0x107a/0x4620 [ 15.270678] ? validate_linkmsg+0x277/0xa40 [ 15.275014] ? rtnl_stats_dump+0xaa0/0xaa0 [ 15.279255] ? trace_hardirqs_on+0x10/0x10 [ 15.283495] dev_change_flags+0x89/0x150 [ 15.287562] do_setlink+0xb16/0x3dd0 [ 15.291283] ? __isolate_free_page+0x690/0x690 [ 15.295866] ? fs_reclaim_acquire+0x20/0x20 [ 15.300188] ? lock_downgrade+0x8f0/0x8f0 [ 15.304344] ? validate_linkmsg+0xa40/0xa40 [ 15.308673] ? lru_cache_add+0x232/0x460 [ 15.312763] ? lru_cache_add_file+0x20/0x20 [ 15.317095] ? trace_hardirqs_on+0x10/0x10 [ 15.321336] ? page_add_anon_rmap+0x50/0x50 [ 15.325668] ? trace_hardirqs_on+0x10/0x10 [ 15.329910] ? trace_hardirqs_on+0x10/0x10 [ 15.334153] ? __handle_mm_fault+0x2a5b/0x4460 [ 15.338738] ? lock_downgrade+0x8f0/0x8f0 [ 15.342892] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.348430] ? rtnl_is_locked+0xb5/0xf0 [ 15.352410] ? validate_linkmsg+0x277/0xa40 [ 15.356736] ? memset+0x31/0x40 [ 15.360019] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.365561] ? rtnl_stats_dump+0xaa0/0xaa0 [ 15.369799] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.375344] ? netdev_master_upper_dev_get+0x173/0x250 [ 15.380623] ? __dev_get_by_flags+0x1d0/0x1d0 [ 15.385125] rtnl_newlink+0x138d/0x1d60 [ 15.389115] ? rtnl_link_unregister+0x390/0x390 [ 15.393794] ? lock_acquire+0x1e4/0x540 [ 15.397786] ? is_bpf_text_address+0xae/0x170 [ 15.402310] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 15.407331] ? mem_cgroup_update_lru_size+0xd0/0xd0 [ 15.412361] ? lock_acquire+0x1e4/0x540 [ 15.416352] ? lock_acquire+0x1e4/0x540 [ 15.420331] ? rtnetlink_rcv_msg+0x412/0xc30 [ 15.424750] ? lock_release+0xa30/0xa30 [ 15.428726] ? check_same_owner+0x340/0x340 [ 15.433054] ? rcu_note_context_switch+0x730/0x730 [ 15.438008] ? kasan_check_write+0x14/0x20 [ 15.442252] ? __mutex_lock+0x7e8/0x1820 [ 15.446321] ? rtnetlink_rcv_msg+0x412/0xc30 [ 15.450737] ? trace_hardirqs_on+0x10/0x10 [ 15.454981] ? lock_downgrade+0x8f0/0x8f0 [ 15.459138] ? mutex_trylock+0x2b0/0x2b0 [ 15.463207] ? kasan_check_read+0x11/0x20 [ 15.467360] ? rcu_is_watching+0x8c/0x150 [ 15.471511] ? rcu_report_qs_rnp+0x7a0/0x7a0 [ 15.476011] ? is_bpf_text_address+0xd7/0x170 [ 15.480700] ? kernel_text_address+0x79/0xf0 [ 15.485142] ? lock_downgrade+0x8f0/0x8f0 [ 15.489306] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.494855] ? rtnl_get_link+0x170/0x370 [ 15.498930] ? rtnl_dump_all+0x600/0x600 [ 15.503019] ? ns_capable_common+0x13f/0x170 [ 15.507446] ? rtnl_link_unregister+0x390/0x390 [ 15.512174] rtnetlink_rcv_msg+0x46e/0xc30 [ 15.516437] ? rtnetlink_put_metrics+0x690/0x690 [ 15.521214] netlink_rcv_skb+0x172/0x440 [ 15.525290] ? rtnetlink_put_metrics+0x690/0x690 [ 15.530068] ? netlink_ack+0xbe0/0xbe0 [ 15.534076] rtnetlink_rcv+0x1c/0x20 [ 15.537807] netlink_unicast+0x5a0/0x760 [ 15.541883] ? netlink_attachskb+0x9a0/0x9a0 [ 15.546344] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.551921] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 15.556960] netlink_sendmsg+0xa18/0xfc0 [ 15.561027] ? netlink_unicast+0x760/0x760 [ 15.565281] ? move_addr_to_kernel.part.20+0x100/0x100 [ 15.570582] ? security_socket_sendmsg+0x94/0xc0 [ 15.575347] ? netlink_unicast+0x760/0x760 [ 15.579598] sock_sendmsg+0xd5/0x120 [ 15.583326] ___sys_sendmsg+0x7fd/0x930 [ 15.587461] ? copy_msghdr_from_user+0x580/0x580 [ 15.592236] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 15.597276] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.602824] ? __fget_light+0x2f7/0x440 [ 15.606815] ? lock_acquire+0x1e4/0x540 [ 15.610804] ? fget_raw+0x20/0x20 [ 15.614273] ? lock_release+0xa30/0xa30 [ 15.618260] ? lock_release+0xa30/0xa30 [ 15.622245] ? lock_downgrade+0x8f0/0x8f0 [ 15.626395] ? mem_cgroup_from_task+0xcb/0x1f0 [ 15.630997] ? __do_page_fault+0x664/0xe50 [ 15.635251] ? lock_downgrade+0x8f0/0x8f0 [ 15.639426] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.644984] ? sockfd_lookup_light+0xc5/0x160 [ 15.649522] __sys_sendmsg+0x11d/0x290 [ 15.653430] ? __ia32_sys_shutdown+0x80/0x80 [ 15.657854] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.663416] ? __do_page_fault+0x449/0xe50 [ 15.667687] ? syscall_slow_exit_work+0x500/0x500 [ 15.672543] __x64_sys_sendmsg+0x78/0xb0 [ 15.676625] do_syscall_64+0x1b9/0x820 [ 15.680530] ? syscall_return_slowpath+0x5e0/0x5e0 [ 15.685475] ? syscall_return_slowpath+0x31d/0x5e0 [ 15.690426] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 15.695467] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.701033] ? prepare_exit_to_usermode+0x291/0x3b0 [ 15.706092] ? perf_trace_sys_enter+0xb10/0xb10 [ 15.710787] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 15.715675] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 15.720868] RIP: 0033:0x7f914745f320 [ 15.724588] Code: 02 48 83 c8 ff eb 8d 48 8b 05 14 7b 2a 00 f7 da 64 89 10 48 83 c8 ff eb c9 90 83 3d d5 d2 2a 00 00 75 10 b8 2e 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 5e ba 00 00 48 89 04 24 [ 15.743808] RSP: 002b:00007fff4176be18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 15.751528] RAX: ffffffffffffffda RBX: 00007fff4176ff10 RCX: 00007f914745f320 [ 15.758805] RDX: 0000000000000000 RSI: 00007fff4176be50 RDI: 0000000000000003 [ 15.766083] RBP: 00007fff4176be50 R08: 0000000000000000 R09: 000000000000000f [ 15.773356] R10: 0000000000000000 R11: 0000000000000246 R12: 000000005b5aa8dc [ 15.780653] R13: 0000000000000000 R14: 00000000006395c0 R15: 00007fff417706e8 [ 15.788523] Dumping ftrace buffer: [ 15.792086] (ftrace buffer empty) [ 15.795805] Kernel Offset: disabled [ 15.799427] Rebooting in 86400 seconds..