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 4109518123 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 [ 0.001369] x2apic enabled [ 0.002017] 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 [ 0.006042] 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) [ 0.008009] pid_max: default: 32768 minimum: 301 [ 0.009430] Security Framework initialized [ 0.010014] Yama: becoming mindful. [ 0.010570] SELinux: Initializing. [ 0.011870] AppArmor: AppArmor disabled by boot time parameter [ 0.017492] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes) [ 0.020446] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 0.022069] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 0.023691] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 0.026461] CPU: Physical Processor ID: 0 [ 0.027085] mce: CPU supports 32 MCE banks [ 0.027831] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 0.028011] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 0.029027] Spectre V2 : Mitigation: Full generic retpoline [ 0.030007] Speculative Store Bypass: Vulnerable [ 0.031706] Freeing SMP alternatives memory: 64K [ 0.035000] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 0.036654] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 0.038196] Hierarchical SRCU implementation. [ 0.039367] NMI watchdog: Perf event create on CPU 0 failed with -2 [ 0.040010] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.041458] smp: Bringing up secondary CPUs ... [ 0.044271] x86: Booting SMP configuration: [ 0.044895] .... node #0, CPUs: #1 [ 0.001000] kvm-clock: cpu 1, msr 2:1fff8041, secondary cpu clock [ 0.047026] smp: Brought up 1 node, 2 CPUs [ 0.047658] smpboot: Max logical packages: 1 [ 0.048054] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.051034] devtmpfs: initialized [ 0.062044] kworker/u4:0 (24) used greatest stack depth: 23944 bytes left [ 0.064127] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.065065] futex hash table entries: 512 (order: 4, 65536 bytes) [ 0.067091] xor: automatically using best checksumming function avx [ 0.068483] RTC time: 5:08:24, date: 07/27/18 [ 0.076505] NET: Registered protocol family 16 [ 0.081046] audit: initializing netlink subsys (disabled) [ 0.083177] audit: type=2000 audit(1532668104.863:1): state=initialized audit_enabled=0 res=1 [ 0.085417] cpuidle: using governor menu [ 0.087323] ACPI: bus type PCI registered [ 0.087323] kworker/u4:1 (34) used greatest stack depth: 23904 bytes left [ 0.088704] PCI: Using configuration type 1 for base access [ 0.128257] kworker/u4:3 (206) used greatest stack depth: 21768 bytes left [ 0.242653] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 0.246494] cryptd: max_cpu_qlen set to 1000 [ 0.265058] raid6: sse2x1 gen() 597 MB/s [ 0.282021] raid6: sse2x1 xor() 998 MB/s [ 0.299026] raid6: sse2x2 gen() 3906 MB/s [ 0.316029] raid6: sse2x2 xor() 1962 MB/s [ 0.333024] raid6: sse2x4 gen() 4937 MB/s [ 0.350012] raid6: sse2x4 xor() 3425 MB/s [ 0.367036] raid6: avx2x1 gen() 2367 MB/s [ 0.384023] raid6: avx2x1 xor() 2080 MB/s [ 0.401013] raid6: avx2x2 gen() 7492 MB/s [ 0.418013] raid6: avx2x2 xor() 3496 MB/s [ 0.435020] raid6: avx2x4 gen() 11921 MB/s [ 0.452014] raid6: avx2x4 xor() 6365 MB/s [ 0.452855] raid6: using algorithm avx2x4 gen() 11921 MB/s [ 0.453011] raid6: .... xor() 6365 MB/s, rmw enabled [ 0.454010] raid6: using avx2x2 recovery algorithm [ 0.455669] ACPI: Added _OSI(Module Device) [ 0.456029] ACPI: Added _OSI(Processor Device) [ 0.456671] ACPI: Added _OSI(3.0 _SCP Extensions) [ 0.457091] ACPI: Added _OSI(Processor Aggregator Device) [ 0.458025] ACPI: Added _OSI(Linux-Dell-Video) [ 0.653136] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.150278] ACPI: Interpreter enabled [ 1.151081] ACPI: (supports S0 S3 S4 S5) [ 1.151638] ACPI: Using IOAPIC for interrupt routing [ 1.152206] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 1.155733] ACPI: Enabled 16 GPEs in block 00 to 0F [ 1.695379] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 1.696053] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 1.697158] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 1.698216] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 1.703360] PCI host bridge to bus 0000:00 [ 1.704027] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 1.705020] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 1.706020] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 1.707020] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 1.708024] pci_bus 0000:00: root bus resource [bus 00-ff] [ 1.746219] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 1.808369] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 1.811308] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 1.815475] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 1.819219] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 1.821445] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 2.199487] vgaarb: loaded [ 2.201759] SCSI subsystem initialized [ 2.204143] ACPI: bus type USB registered [ 2.205589] usbcore: registered new interface driver usbfs [ 2.207349] usbcore: registered new interface driver hub [ 2.208343] usbcore: registered new device driver usb [ 2.210523] pps_core: LinuxPPS API ver. 1 registered [ 2.211016] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.213191] PTP clock support registered [ 2.214972] EDAC MC: Ver: 3.0.0 [ 2.220519] Advanced Linux Sound Architecture Driver Initialized. [ 2.222193] PCI: Using ACPI for IRQ routing [ 2.225390] Bluetooth: Core ver 2.22 [ 2.226157] NET: Registered protocol family 31 [ 2.226882] Bluetooth: HCI device and connection manager initialized [ 2.227043] Bluetooth: HCI socket layer initialized [ 2.228021] Bluetooth: L2CAP socket layer initialized [ 2.229123] Bluetooth: SCO socket layer initialized [ 2.230056] NET: Registered protocol family 8 [ 2.230740] NET: Registered protocol family 20 [ 2.231220] NetLabel: Initializing [ 2.232012] NetLabel: domain hash size = 128 [ 2.233009] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 2.234080] NetLabel: unlabeled traffic allowed by default [ 2.235956] nfc: nfc_init: NFC Core ver 0.1 [ 2.236281] NET: Registered protocol family 39 [ 2.238872] clocksource: Switched to clocksource kvm-clock [ 2.729216] VFS: Disk quotas dquot_6.6.0 [ 2.730037] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 2.731467] FS-Cache: Loaded [ 2.732709] CacheFiles: Loaded [ 2.733513] pnp: PnP ACPI init [ 2.744178] pnp: PnP ACPI: found 7 devices [ 2.789048] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 2.791891] NET: Registered protocol family 2 [ 2.794611] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes) [ 2.796179] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 2.799369] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 2.804377] TCP: Hash tables configured (established 65536 bind 65536) [ 2.805898] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 2.808157] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 2.810155] NET: Registered protocol family 1 [ 2.812582] RPC: Registered named UNIX socket transport module. [ 2.813725] RPC: Registered udp transport module. [ 2.814579] RPC: Registered tcp transport module. [ 2.815395] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 2.817674] NET: Registered protocol family 44 [ 2.818542] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 2.820390] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 2.821354] software IO TLB [mem 0xbbff3000-0xbfff3000] (64MB) mapped at [(____ptrval____)-(____ptrval____)] [ 2.823964] RAPL PMU: API unit is 2^-32 Joules, 3 fixed counters, 10737418240 ms ovfl timer [ 2.825392] RAPL PMU: hw unit of domain pp0-core 2^-0 Joules [ 2.826405] RAPL PMU: hw unit of domain package 2^-0 Joules [ 2.827458] RAPL PMU: hw unit of domain dram 2^-16 Joules [ 2.828952] VPID CAP should not exist if not support 1-setting enable VPID VM-execution control [ 2.832150] kvm: already loaded the other module [ 2.832931] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 2.834595] Machine check injector initialized [ 2.839816] Scanning for low memory corruption every 60 seconds [ 2.878294] Initialise system trusted keyrings [ 2.879989] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 2.885173] DLM installed [ 2.888487] NFS: Registering the id_resolver key type [ 2.889689] Key type id_resolver registered [ 2.890529] Key type id_legacy registered [ 2.891164] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 2.892236] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 2.895006] ntfs: driver 2.1.32 [Flags: R/W]. [ 2.896482] fuse init (API version 7.27) [ 2.898797] JFS: nTxBlock = 8192, nTxLock = 65536 [ 2.907248] SGI XFS with ACLs, security attributes, realtime, no debug enabled [ 2.910403] 9p: Installing v9fs 9p2000 file system support [ 2.911257] FS-Cache: Netfs '9p' registered for caching [ 2.914970] gfs2: GFS2 installed [ 2.916949] FS-Cache: Netfs 'ceph' registered for caching [ 2.917803] ceph: loaded (mds proto 32) [ 2.948874] NET: Registered protocol family 38 [ 2.950692] async_tx: api initialized (async) [ 2.951522] Key type asymmetric registered [ 2.952272] Asymmetric key parser 'x509' registered [ 2.953159] Key type pkcs7_test registered [ 2.954137] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 2.955764] io scheduler noop registered [ 2.956448] io scheduler deadline registered [ 2.957278] io scheduler cfq registered (default) [ 2.957956] io scheduler mq-deadline registered [ 2.958621] io scheduler kyber registered [ 2.959290] io scheduler bfq registered [ 2.963561] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 2.965392] ACPI: Power Button [PWRF] [ 2.967499] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 2.969118] ACPI: Sleep Button [SLPF] [ 2.984752] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 2.985725] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 2.998046] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 2.998920] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 3.006576] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 3.030209] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 3.056402] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 3.081361] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 3.106393] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 3.113147] Non-volatile memory driver v1.3 [ 3.114901] Linux agpgart interface v0.103 [ 3.156512] brd: module loaded [ 3.177240] loop: module loaded [ 3.222219] null: module loaded [ 3.225914] nfcsim 0.2 initialized [ 3.227342] Loading iSCSI transport class v2.0-870. [ 3.245672] scsi host0: Virtio SCSI HBA [ 3.304406] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 3.670250] random: fast init done [ 4.117224] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 4.118945] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 4.119540] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 4.120374] sd 0:0:1:0: [sda] Write Protect is off [ 4.123267] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 4.123930] Ethernet Channel Bonding Driver: v3.7.1 (April 27, 2011) [ 4.144622] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 4.145302] sda: sda1 [ 4.154847] MACsec IEEE 802.1AE [ 4.154967] sd 0:0:1:0: [sda] Attached SCSI disk [ 4.156714] tun: Universal TUN/TAP device driver, 1.6 [ 4.177910] [ 4.178348] ============================================ [ 4.178725] WARNING: possible recursive locking detected [ 4.178725] 4.18.0-rc6+ #147 Not tainted [ 4.178725] -------------------------------------------- [ 4.178725] swapper/0/1 is trying to acquire lock: [ 4.178725] (____ptrval____) (cpu_hotplug_lock.rw_sem){++++}, at: static_key_slow_inc+0x12/0x30 [ 4.178725] [ 4.178725] but task is already holding lock: [ 4.178725] (____ptrval____) (cpu_hotplug_lock.rw_sem){++++}, at: init_vqs+0xe1a/0x1520 [ 4.178725] [ 4.178725] other info that might help us debug this: [ 4.178725] Possible unsafe locking scenario: [ 4.178725] [ 4.178725] CPU0 [ 4.178725] ---- [ 4.178725] lock(cpu_hotplug_lock.rw_sem); [ 4.178725] lock(cpu_hotplug_lock.rw_sem); [ 4.178725] [ 4.178725] *** DEADLOCK *** [ 4.178725] [ 4.178725] May be due to missing lock nesting notation [ 4.178725] [ 4.178725] 3 locks held by swapper/0/1: [ 4.178725] #0: (____ptrval____) (&dev->mutex){....}, at: __driver_attach+0x15f/0x2f0 [ 4.178725] #1: (____ptrval____) (cpu_hotplug_lock.rw_sem){++++}, at: init_vqs+0xe1a/0x1520 [ 4.178725] #2: (____ptrval____) (xps_map_mutex){+.+.}, at: __netif_set_xps_queue+0x243/0x23f0 [ 4.178725] [ 4.178725] stack backtrace: [ 4.178725] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 4.18.0-rc6+ #147 [ 4.178725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 4.178725] Call Trace: [ 4.178725] dump_stack+0x1c9/0x2b4 [ 4.178725] ? dump_stack_print_info.cold.2+0x52/0x52 [ 4.178725] ? init_vqs+0xe1a/0x1520 [ 4.178725] ? vprintk_func+0x81/0xe7 [ 4.178725] __lock_acquire.cold.65+0x1fb/0x486 [ 4.178725] ? trace_hardirqs_on+0x10/0x10 [ 4.178725] ? lock_downgrade+0x8f0/0x8f0 [ 4.178725] ? mark_held_locks+0xc9/0x160 [ 4.178725] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 4.178725] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 4.178725] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 4.178725] ? trace_hardirqs_on+0xd/0x10 [ 4.178725] ? depot_save_stack+0x291/0x470 [ 4.178725] ? save_stack+0xa9/0xd0 [ 4.178725] ? kasan_kmalloc+0xc4/0xe0 [ 4.178725] ? __kmalloc_node+0x47/0x70 [ 4.178725] ? __netif_set_xps_queue+0xa80/0x23f0 [ 4.178725] ? netif_set_xps_queue+0x26/0x30 [ 4.178725] ? virtnet_set_affinity+0x2ba/0x4b0 [ 4.178725] ? init_vqs+0xe22/0x1520 [ 4.178725] ? graph_lock+0x170/0x170 [ 4.178725] ? __driver_attach+0x28b/0x2f0 [ 4.178725] ? bus_for_each_dev+0x15d/0x1f0 [ 4.178725] ? driver_attach+0x3d/0x50 [ 4.178725] ? bus_add_driver+0x4b2/0x600 [ 4.178725] ? driver_register+0x1c8/0x320 [ 4.178725] ? register_virtio_driver+0x79/0xd0 [ 4.178725] ? do_one_initcall+0x127/0x913 [ 4.178725] ? kernel_init_freeable+0x49b/0x58e [ 4.178725] ? kernel_init+0x11/0x1b3 [ 4.178725] ? ret_from_fork+0x3a/0x50 [ 4.178725] lock_acquire+0x1e4/0x540 [ 4.178725] ? static_key_slow_inc+0x12/0x30 [ 4.178725] ? lock_release+0xa30/0xa30 [ 4.178725] ? check_same_owner+0x340/0x340 [ 4.178725] ? rcu_read_lock_sched_held+0x108/0x120 [ 4.178725] ? rcu_note_context_switch+0x730/0x730 [ 4.178725] cpus_read_lock+0x43/0xa0 [ 4.178725] ? static_key_slow_inc+0x12/0x30 [ 4.178725] static_key_slow_inc+0x12/0x30 [ 4.178725] __netif_set_xps_queue+0xaac/0x23f0 [ 4.178725] ? dev_get_alias+0x350/0x350 [ 4.178725] ? lock_downgrade+0x8f0/0x8f0 [ 4.178725] ? mark_held_locks+0xc9/0x160 [ 4.178725] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 4.178725] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 4.178725] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 4.178725] ? trace_hardirqs_on+0xd/0x10 [ 4.178725] ? __irq_set_affinity+0x62/0x80 [ 4.178725] ? irq_set_affinity_hint+0x107/0x170 [ 4.178725] ? __irq_set_affinity+0x80/0x80 [ 4.178725] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 4.178725] ? vp_bus_name+0xc0/0xc0 [ 4.178725] netif_set_xps_queue+0x26/0x30 [ 4.178725] virtnet_set_affinity+0x2ba/0x4b0 [ 4.178725] init_vqs+0xe22/0x1520 [ 4.178725] ? xdp_linearize_page.isra.35+0x980/0x980 [ 4.178725] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 4.178725] ? virtio_check_driver_offered_feature+0x2ad/0x330 [ 4.178725] virtnet_probe+0x1092/0x2260 [ 4.178725] ? virtnet_restore+0x6b0/0x6b0 [ 4.178725] ? audit_tag_tree+0x3f2/0x14b0 [ 4.178725] ? virtio_check_driver_offered_feature+0x2ad/0x330 [ 4.178725] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 4.178725] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 4.178725] ? iowrite32+0x66/0x90 [ 4.178725] ? vp_finalize_features+0x87/0xb0 [ 4.178725] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 4.178725] virtio_dev_probe+0x592/0x942 [ 4.178725] ? virtio_device_restore+0x4f0/0x4f0 [ 4.178725] driver_probe_device+0x6ad/0x970 [ 4.178725] ? driver_probe_done+0x100/0x100 [ 4.178725] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 4.178725] ? kasan_check_write+0x14/0x20 [ 4.178725] ? do_raw_spin_lock+0xc1/0x200 [ 4.178725] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 4.178725] __driver_attach+0x28b/0x2f0 [ 4.178725] ? driver_probe_device+0x970/0x970 [ 4.178725] bus_for_each_dev+0x15d/0x1f0 [ 4.178725] ? subsys_dev_iter_exit+0x20/0x20 [ 4.178725] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 4.178725] driver_attach+0x3d/0x50 [ 4.178725] bus_add_driver+0x4b2/0x600 [ 4.178725] driver_register+0x1c8/0x320 [ 4.178725] ? virtnet_set_channels+0x2b0/0x2b0 [ 4.178725] register_virtio_driver+0x79/0xd0 [ 4.178725] ? veth_init+0x17/0x17 [ 4.178725] virtio_net_driver_init+0x8d/0xc9 [ 4.178725] do_one_initcall+0x127/0x913 [ 4.178725] ? perf_trace_initcall_level+0x780/0x780 [ 4.178725] ? kasan_check_read+0x11/0x20 [ 4.178725] ? rcu_is_watching+0x8c/0x150 [ 4.178725] ? rcu_pm_notify+0xc0/0xc0 [ 4.178725] ? trace_initcall_level+0x2e3/0x321 [ 4.178725] ? arch_local_irq_restore+0x52/0x52 [ 4.178725] ? interrupt_entry+0xb0/0xf0 [ 4.178725] kernel_init_freeable+0x49b/0x58e [ 4.178725] ? rest_init+0xe4/0xe4 [ 4.178725] kernel_init+0x11/0x1b3 [ 4.178725] ? rest_init+0xe4/0xe4 [ 4.178725] ret_from_fork+0x3a/0x50 [ 4.309460] vcan: Virtual CAN interface driver [ 4.310572] vxcan: Virtual CAN Tunnel driver [ 4.311631] slcan: serial line CAN interface driver [ 4.312860] slcan: 10 dynamic interface channels. [ 4.313978] CAN device driver interface [ 4.315285] enic: Cisco VIC Ethernet NIC Driver, ver 2.3.0.53 [ 4.316572] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 4.318109] e100: Copyright(c) 1999-2006 Intel Corporation [ 4.319400] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 4.320882] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 4.322168] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 4.323242] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 4.324580] sky2: driver version 1.30 [ 4.327643] PPP generic driver version 2.4.2 [ 4.329271] PPP BSD Compression module registered [ 4.330321] PPP Deflate Compression module registered [ 4.331409] PPP MPPE Compression module registered [ 4.332491] NET: Registered protocol family 24 [ 4.333394] PPTP driver version 0.8.5 [ 4.334573] mac80211_hwsim: initializing netlink [ 4.336985] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht' [ 4.342103] ieee80211 phy1: Selected rate control algorithm 'minstrel_ht' [ 4.347836] usbcore: registered new interface driver asix [ 4.349223] usbcore: registered new interface driver ax88179_178a [ 4.350610] usbcore: registered new interface driver cdc_ether [ 4.352114] usbcore: registered new interface driver net1080 [ 4.353348] usbcore: registered new interface driver cdc_subset [ 4.355644] usbcore: registered new interface driver zaurus [ 4.357197] usbcore: registered new interface driver cdc_ncm [ 4.362572] aoe: AoE v85 initialised. [ 4.363882] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 4.365620] ehci-pci: EHCI PCI platform driver [ 4.366706] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 4.368240] ohci-pci: OHCI PCI platform driver [ 4.369498] uhci_hcd: USB Universal Host Controller Interface driver [ 4.371389] usbcore: registered new interface driver usblp [ 4.373541] usbcore: registered new interface driver usb-storage [ 4.375522] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 4.377996] i8042: Warning: Keylock active [ 4.380724] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 4.381842] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 4.385118] mousedev: PS/2 mouse device common for all mice [ 4.388008] rtc_cmos 00:00: RTC can wake from S4 [ 4.389924] rtc_cmos 00:00: registered as rtc0 [ 4.390866] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 4.392569] i2c /dev entries driver [ 4.396000] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 4.398069] i2c-parport-light: adapter type unspecified [ 4.399085] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 4.400679] usbcore: registered new interface driver i2c-tiny-usb [ 4.403695] device-mapper: ioctl: 4.39.0-ioctl (2018-04-03) initialised: dm-devel@redhat.com [ 4.405865] device-mapper: raid: Loading target version 1.13.2 [ 4.407667] usbcore: registered new interface driver btusb [ 4.410098] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 4.411716] usnic_verbs:usnic_uiom_init:585: [ 4.411721] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 4.414925] usnic_verbs:usnic_ib_init:649: [ 4.414929] Unable to initalize umem with err -1 [ 4.417791] iscsi: registered transport (iser) [ 4.418819] OPA Virtual Network Driver - v1.0 [ 4.424294] hidraw: raw HID events driver (C) Jiri Kosina [ 4.429316] usbcore: registered new interface driver usbhid [ 4.430889] usbhid: USB HID core driver [ 4.433834] NET: Registered protocol family 40 [ 4.435763] ashmem: initialized [ 4.476682] NET: Registered protocol family 26 [ 4.477726] Mirror/redirect action on [ 4.478659] Simple TC action Loaded [ 4.480720] netem: version 1.3 [ 4.481480] u32 classifier [ 4.482024] Actions configured [ 4.484878] nf_conntrack_irc: failed to register helpers [ 4.486442] nf_conntrack_sane: failed to register helpers [ 4.504147] nf_conntrack_sip: failed to register helpers [ 4.507390] xt_time: kernel timezone is -0000 [ 4.508416] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 4.510057] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 4.511948] IPVS: ipvs loaded. [ 4.512694] IPVS: [rr] scheduler registered. [ 4.513674] IPVS: [wrr] scheduler registered. [ 4.514719] IPVS: [lc] scheduler registered. [ 4.515783] IPVS: [wlc] scheduler registered. [ 4.516548] IPVS: [fo] scheduler registered. [ 4.517460] IPVS: [ovf] scheduler registered. [ 4.518432] IPVS: [lblc] scheduler registered. [ 4.519550] IPVS: [lblcr] scheduler registered. [ 4.520443] IPVS: [dh] scheduler registered. [ 4.521486] IPVS: [sh] scheduler registered. [ 4.522320] IPVS: [mh] scheduler registered. [ 4.523237] IPVS: [sed] scheduler registered. [ 4.524256] IPVS: [nq] scheduler registered. [ 4.524957] IPVS: ftp: loaded support on port[0] = 21 [ 4.525844] IPVS: [sip] pe registered. [ 4.526883] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 4.529667] gre: GRE over IPv4 demultiplexor driver [ 4.531036] ip_gre: GRE over IPv4 tunneling driver [ 4.537481] IPv4 over IPsec tunneling driver [ 4.540670] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 4.542482] Initializing XFRM netlink socket [ 4.543873] NET: Registered protocol family 10 [ 4.550387] Segment Routing with IPv6 [ 4.551497] mip6: Mobile IPv6 [ 4.554831] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 4.560279] ip6_gre: GRE over IPv6 tunneling driver [ 4.565311] bpfilter: Loaded bpfilter_umh pid 2079 Started bpfilter[ 4.567534] NET: Registered protocol family 17 [ 4.568483] NET: Registered protocol family 15 [ 4.569310] Bridge firewalling registered [ 4.570760] can: controller area network core (rev 20170425 abi 9) [ 4.571830] NET: Registered protocol family 29 [ 4.572541] can: raw protocol (rev 20170425) [ 4.573234] can: broadcast manager protocol (rev 20170425 t) [ 4.574306] can: netlink gateway (rev 20170425) max_hops=1 [ 4.575367] Bluetooth: RFCOMM TTY layer initialized [ 4.576300] Bluetooth: RFCOMM socket layer initialized [ 4.577164] Bluetooth: RFCOMM ver 1.11 [ 4.577807] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 4.578870] Bluetooth: BNEP filters: protocol multicast [ 4.579890] Bluetooth: BNEP socket layer initialized [ 4.580659] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 4.581511] Bluetooth: HIDP socket layer initialized [ 4.582739] RPC: Registered rdma transport module. [ 4.583469] RPC: Registered rdma backchannel transport module. [ 4.584703] NET: Registered protocol family 41 [ 4.585815] lec:lane_module_init: lec.c: initialized [ 4.586584] mpoa:atm_mpoa_init: mpc.c: initialized [ 4.587402] l2tp_core: L2TP core driver, V2.0 [ 4.588066] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 4.588809] 8021q: 802.1Q VLAN Support v1.8 [ 4.598221] DCCP: Activated CCID 2 (TCP-like) [ 4.598536] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 4.599398] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 4.602672] sctp: Hash tables configured (bind 64/64) [ 4.603928] tipc: Activated (version 2.0.0) [ 4.604849] NET: Registered protocol family 30 [ 4.605886] tipc: Started in single node mode [ 4.606683] NET: Registered protocol family 43 [ 4.607572] 9pnet: Installing 9P2000 support [ 4.610409] NET: Registered protocol family 36 [ 4.611560] Key type dns_resolver registered [ 4.612271] Key type ceph registered [ 4.613114] libceph: loaded (mon/osd proto 15/24) [ 4.613904] openvswitch: Open vSwitch switching datapath [ 4.616249] mpls_gso: MPLS GSO support [ 4.617439] start plist test [ 4.627353] end plist test [ 4.631169] AVX2 version of gcm_enc/dec engaged. [ 4.631898] AES CTR mode by8 optimization enabled [ 4.637290] sched_clock: Marking stable (4637256671, 0)->(6270639389, -1633382718) [ 4.640643] registered taskstats version 1 [ 4.641408] Loading compiled-in X.509 certificates [ 4.643270] zswap: default zpool zbud not available [ 4.644073] zswap: pool creation failed [ 4.649323] Btrfs loaded, crc32c=crc32c-intel [ 4.652042] Key type big_key registered [ 4.653686] Key type encrypted registered [ 4.655202] Magic number: 10:627:113 [ 4.655903] sound dmmidi2: hash matches [ 4.656934] console [netcon0] enabled [ 4.657720] netconsole: network logging started [ 4.658572] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 4.660206] rdma_rxe: loaded [ 4.660890] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 4.664071] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 4.665241] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 4.666048] ALSA device list: [ 4.666433] cfg80211: failed to load regulatory.db [ 4.666857] #0: Dummy 1 [ 4.668285] #1: Loopback 1 [ 4.668702] #2: Virtual MIDI Card 1 [ 5.016586] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 5.019341] md: Waiting for all devices to be available before autodetect [ 5.020490] md: If you don't use raid, use raid=noautodetect [ 5.023399] md: Autodetecting RAID arrays. [ 5.024091] md: autorun ... [ 5.024526] md: ... autorun DONE. [ 5.129782] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null) [ 5.131165] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 5.157395] devtmpfs: mounted [ 5.167244] Freeing unused kernel memory: 3900K [ 5.167980] Kernel memory protection disabled. [ 5.682306] SELinux: Disabled at runtime. [ 5.683297] SELinux: Unregistering netfilter hooks [ 5.710131] audit: type=1404 audit(1532668110.490:2): enforcing=0 old_enforcing=0 auid=4294967295 ses=4294967295 enabled=0 old-enabled=1 lsm=selinux res=1 INIT: version 2.88 booting [ 5.981741] stty (2165) used greatest stack depth: 19664 bytes left [info] Using makefile-style concurrent boot in runlevel S. [....] Starting the hotplug events dispatcher: udevd[ 6.995548] udevd[2277]: starting version 175 [?25l[?1c7[ ok 8[?25h[?0c. [....] Synthesizing the initial hotplug events...[ 7.399100] pci-db (2326) used greatest stack depth: 19552 bytes left [?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. [ 11.056631] 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 [ 12.953726] logsave (3669) 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. [ 13.805734] 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/ [ 14.522964] ================================================================== [ 14.530362] BUG: KASAN: slab-out-of-bounds in virtnet_poll+0x111a/0x1226 [ 14.537185] Read of size 8 at addr ffff8801ced54ff0 by task ip/4023 [ 14.543563] [ 14.545176] CPU: 0 PID: 4023 Comm: ip Not tainted 4.18.0-rc6+ #147 [ 14.551473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 14.560812] Call Trace: [ 14.563372] [ 14.565506] dump_stack+0x1c9/0x2b4 [ 14.569123] ? dump_stack_print_info.cold.2+0x52/0x52 [ 14.574293] ? printk+0xa7/0xcf [ 14.577557] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 14.582294] ? virtnet_poll+0x111a/0x1226 [ 14.586422] print_address_description+0x6c/0x20b [ 14.591243] ? virtnet_poll+0x111a/0x1226 [ 14.595371] kasan_report.cold.7+0x242/0x2fe [ 14.599762] __asan_report_load8_noabort+0x14/0x20 [ 14.604672] virtnet_poll+0x111a/0x1226 [ 14.608632] ? receive_buf+0x2d30/0x2d30 [ 14.612674] ? trace_hardirqs_on+0x10/0x10 [ 14.616889] ? nohz_balance_enter_idle+0x680/0x680 [ 14.621802] ? cpuacct_css_alloc+0x160/0x160 [ 14.626195] net_rx_action+0x7a5/0x1920 [ 14.630152] ? napi_complete_done+0x6d0/0x6d0 [ 14.634637] ? kasan_check_write+0x14/0x20 [ 14.638859] ? do_raw_spin_lock+0xc1/0x200 [ 14.643089] ? trace_hardirqs_on+0xd/0x10 [ 14.647225] ? __run_timers+0xa37/0xc70 [ 14.651185] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 14.656531] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 14.661532] ? enqueue_hrtimer+0x18e/0x540 [ 14.665764] ? kasan_check_write+0x14/0x20 [ 14.669986] ? do_raw_spin_lock+0xc1/0x200 [ 14.674208] ? clockevents_program_event+0x158/0x370 [ 14.679291] ? lock_downgrade+0x8f0/0x8f0 [ 14.683423] ? pvclock_read_flags+0x160/0x160 [ 14.687899] ? hrtimer_start_range_ns+0xd20/0xd20 [ 14.692744] ? __local_bh_enable+0xef/0x130 [ 14.697071] ? __do_softirq+0x780/0xb17 [ 14.701054] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 14.706170] ? kasan_check_read+0x11/0x20 [ 14.710329] ? rcu_nmi_exit+0xe0/0x2d0 [ 14.714214] ? rcu_idle_enter+0x480/0x480 [ 14.718346] ? clockevents_program_event+0x140/0x370 [ 14.723427] ? tick_program_event+0xb2/0x130 [ 14.727821] ? do_softirq_own_stack+0x2a/0x40 [ 14.732297] __do_softirq+0x2e8/0xb17 [ 14.736081] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 14.741165] ? irq_exit+0xbb/0x210 [ 14.744685] ? smp_apic_timer_interrupt+0x186/0x730 [ 14.749692] ? smp_call_function_single_interrupt+0x660/0x660 [ 14.755555] ? kvm_clock_read+0x25/0x30 [ 14.759507] ? kvm_sched_clock_read+0x9/0x20 [ 14.764343] ? sched_clock+0x31/0x40 [ 14.768053] ? sched_clock_cpu+0x1b/0x180 [ 14.772212] ? task_prio+0x50/0x50 [ 14.775764] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 14.781125] do_softirq_own_stack+0x2a/0x40 [ 14.785438] [ 14.787667] do_softirq.part.18+0x155/0x1a0 [ 14.791978] ? virtnet_napi_enable+0x46/0xb0 [ 14.796498] __local_bh_enable_ip+0x1ec/0x230 [ 14.800975] virtnet_napi_enable+0x8c/0xb0 [ 14.805195] virtnet_open+0x16d/0x4d0 [ 14.808978] ? refill_work+0x200/0x200 [ 14.812854] __dev_open+0x26d/0x410 [ 14.816460] ? dev_set_rx_mode+0x40/0x40 [ 14.820515] ? __local_bh_enable_ip+0x161/0x230 [ 14.825174] __dev_change_flags+0x739/0x9c0 [ 14.829475] ? dev_set_allmulti+0x30/0x30 [ 14.833604] ? kasan_alloc_pages+0x38/0x40 [ 14.837827] ? get_page_from_freelist+0x107a/0x4620 [ 14.842831] ? validate_linkmsg+0x277/0xa40 [ 14.847137] ? rtnl_stats_dump+0xaa0/0xaa0 [ 14.851354] ? trace_hardirqs_on+0x10/0x10 [ 14.855578] dev_change_flags+0x89/0x150 [ 14.859624] do_setlink+0xb16/0x3dd0 [ 14.863334] ? __isolate_free_page+0x690/0x690 [ 14.867919] ? fs_reclaim_acquire+0x20/0x20 [ 14.872249] ? lock_downgrade+0x8f0/0x8f0 [ 14.876409] ? validate_linkmsg+0xa40/0xa40 [ 14.880739] ? lru_cache_add+0x232/0x460 [ 14.884821] ? lru_cache_add_file+0x20/0x20 [ 14.889158] ? trace_hardirqs_on+0x10/0x10 [ 14.893394] ? page_add_anon_rmap+0x50/0x50 [ 14.897715] ? trace_hardirqs_on+0x10/0x10 [ 14.901936] ? trace_hardirqs_on+0x10/0x10 [ 14.906166] ? __handle_mm_fault+0x2a5b/0x4460 [ 14.910736] ? lock_downgrade+0x8f0/0x8f0 [ 14.914875] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 14.920391] ? rtnl_is_locked+0xb5/0xf0 [ 14.924342] ? validate_linkmsg+0x277/0xa40 [ 14.928652] ? memset+0x31/0x40 [ 14.931919] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 14.937436] ? rtnl_stats_dump+0xaa0/0xaa0 [ 14.941649] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 14.947165] ? netdev_master_upper_dev_get+0x173/0x250 [ 14.952432] ? __dev_get_by_flags+0x1d0/0x1d0 [ 14.956907] rtnl_newlink+0x138d/0x1d60 [ 14.960865] ? rtnl_link_unregister+0x390/0x390 [ 14.965514] ? lock_acquire+0x1e4/0x540 [ 14.969468] ? is_bpf_text_address+0xae/0x170 [ 14.973945] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 14.979412] ? mem_cgroup_update_lru_size+0xd0/0xd0 [ 14.984419] ? lock_acquire+0x1e4/0x540 [ 14.988374] ? lock_acquire+0x1e4/0x540 [ 14.992331] ? rtnetlink_rcv_msg+0x412/0xc30 [ 14.996737] ? lock_release+0xa30/0xa30 [ 15.001046] ? check_same_owner+0x340/0x340 [ 15.005349] ? rcu_note_context_switch+0x730/0x730 [ 15.010270] ? kasan_check_write+0x14/0x20 [ 15.014492] ? __mutex_lock+0x7e8/0x1820 [ 15.018533] ? rtnetlink_rcv_msg+0x412/0xc30 [ 15.022928] ? trace_hardirqs_on+0x10/0x10 [ 15.027143] ? lock_downgrade+0x8f0/0x8f0 [ 15.031282] ? mutex_trylock+0x2b0/0x2b0 [ 15.035332] ? kasan_check_read+0x11/0x20 [ 15.039463] ? rcu_is_watching+0x8c/0x150 [ 15.043599] ? rcu_report_qs_rnp+0x7a0/0x7a0 [ 15.047997] ? is_bpf_text_address+0xd7/0x170 [ 15.052480] ? kernel_text_address+0x79/0xf0 [ 15.056896] ? lock_downgrade+0x8f0/0x8f0 [ 15.061029] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.066552] ? rtnl_get_link+0x170/0x370 [ 15.070598] ? rtnl_dump_all+0x600/0x600 [ 15.074645] ? ns_capable_common+0x13f/0x170 [ 15.079037] ? rtnl_link_unregister+0x390/0x390 [ 15.083686] rtnetlink_rcv_msg+0x46e/0xc30 [ 15.087908] ? rtnetlink_put_metrics+0x690/0x690 [ 15.092655] netlink_rcv_skb+0x172/0x440 [ 15.096700] ? rtnetlink_put_metrics+0x690/0x690 [ 15.101434] ? netlink_ack+0xbe0/0xbe0 [ 15.105302] rtnetlink_rcv+0x1c/0x20 [ 15.108994] netlink_unicast+0x5a0/0x760 [ 15.113040] ? netlink_attachskb+0x9a0/0x9a0 [ 15.117435] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.122959] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 15.127957] netlink_sendmsg+0xa18/0xfc0 [ 15.131999] ? netlink_unicast+0x760/0x760 [ 15.136221] ? move_addr_to_kernel.part.20+0x100/0x100 [ 15.141475] ? security_socket_sendmsg+0x94/0xc0 [ 15.146209] ? netlink_unicast+0x760/0x760 [ 15.150528] sock_sendmsg+0xd5/0x120 [ 15.154228] ___sys_sendmsg+0x7fd/0x930 [ 15.158186] ? copy_msghdr_from_user+0x580/0x580 [ 15.162922] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 15.167928] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.173448] ? __fget_light+0x2f7/0x440 [ 15.177404] ? lock_acquire+0x1e4/0x540 [ 15.181357] ? fget_raw+0x20/0x20 [ 15.184791] ? lock_release+0xa30/0xa30 [ 15.188753] ? lock_release+0xa30/0xa30 [ 15.192706] ? lock_downgrade+0x8f0/0x8f0 [ 15.196839] ? mem_cgroup_from_task+0xcb/0x1f0 [ 15.201400] ? __do_page_fault+0x664/0xe50 [ 15.205612] ? lock_downgrade+0x8f0/0x8f0 [ 15.209751] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.215264] ? sockfd_lookup_light+0xc5/0x160 [ 15.219739] __sys_sendmsg+0x11d/0x290 [ 15.223605] ? __ia32_sys_shutdown+0x80/0x80 [ 15.227995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.233522] ? __do_page_fault+0x449/0xe50 [ 15.237740] ? syscall_slow_exit_work+0x500/0x500 [ 15.242584] __x64_sys_sendmsg+0x78/0xb0 [ 15.246623] do_syscall_64+0x1b9/0x820 [ 15.250495] ? syscall_return_slowpath+0x5e0/0x5e0 [ 15.255408] ? syscall_return_slowpath+0x31d/0x5e0 [ 15.260318] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 15.265316] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.270854] ? prepare_exit_to_usermode+0x291/0x3b0 [ 15.275854] ? perf_trace_sys_enter+0xb10/0xb10 [ 15.280507] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 15.285335] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 15.290512] RIP: 0033:0x7f1827fb1320 [ 15.294200] 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 [ 15.313331] RSP: 002b:00007ffd763ea668 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 15.321027] RAX: ffffffffffffffda RBX: 00007ffd763ee760 RCX: 00007f1827fb1320 [ 15.328279] RDX: 0000000000000000 RSI: 00007ffd763ea6a0 RDI: 0000000000000003 [ 15.335675] RBP: 00007ffd763ea6a0 R08: 0000000000000000 R09: 000000000000000f [ 15.342936] R10: 0000000000000000 R11: 0000000000000246 R12: 000000005b5aa8d9 [ 15.350193] R13: 0000000000000000 R14: 00000000006395c0 R15: 00007ffd763eef38 [ 15.357455] [ 15.359061] Allocated by task 1: [ 15.362412] save_stack+0x43/0xd0 [ 15.365844] kasan_kmalloc+0xc4/0xe0 [ 15.369533] __kmalloc+0x14e/0x760 [ 15.373060] init_vqs+0x127/0x1520 [ 15.376579] virtnet_probe+0x1092/0x2260 [ 15.380618] virtio_dev_probe+0x592/0x942 [ 15.384768] driver_probe_device+0x6ad/0x970 [ 15.389169] __driver_attach+0x28b/0x2f0 [ 15.393228] bus_for_each_dev+0x15d/0x1f0 [ 15.397374] driver_attach+0x3d/0x50 [ 15.401065] bus_add_driver+0x4b2/0x600 [ 15.405020] driver_register+0x1c8/0x320 [ 15.409075] register_virtio_driver+0x79/0xd0 [ 15.413564] virtio_net_driver_init+0x8d/0xc9 [ 15.418040] do_one_initcall+0x127/0x913 [ 15.422084] kernel_init_freeable+0x49b/0x58e [ 15.426571] kernel_init+0x11/0x1b3 [ 15.430186] ret_from_fork+0x3a/0x50 [ 15.433870] [ 15.435475] Freed by task 0: [ 15.438464] (stack is not available) [ 15.442149] [ 15.443765] The buggy address belongs to the object at ffff8801ced54500 [ 15.443765] which belongs to the cache kmalloc-4096 of size 4096 [ 15.456756] The buggy address is located 2800 bytes inside of [ 15.456756] 4096-byte region [ffff8801ced54500, ffff8801ced55500) [ 15.468782] The buggy address belongs to the page: [ 15.473707] page:ffffea00073b5500 count:1 mapcount:0 mapping:ffff8801dac00dc0 index:0x0 compound_mapcount: 0 [ 15.483669] flags: 0x2fffc0000008100(slab|head) [ 15.488335] raw: 02fffc0000008100 ffffea00073b5488 ffffea00073b5588 ffff8801dac00dc0 [ 15.496197] raw: 0000000000000000 ffff8801ced54500 0000000100000001 0000000000000000 [ 15.504060] page dumped because: kasan: bad access detected [ 15.509744] [ 15.511344] Memory state around the buggy address: [ 15.516249] ffff8801ced54e80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.523585] ffff8801ced54f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.530925] >ffff8801ced54f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.538353] ^ [ 15.545350] ffff8801ced55000: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.552686] ffff8801ced55080: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.560023] ================================================================== [ 15.567642] Kernel panic - not syncing: panic_on_warn set ... [ 15.567642] [ 15.575027] CPU: 0 PID: 4023 Comm: ip Tainted: G B 4.18.0-rc6+ #147 [ 15.582816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 15.592255] Call Trace: [ 15.594839] [ 15.597122] dump_stack+0x1c9/0x2b4 [ 15.600767] ? dump_stack_print_info.cold.2+0x52/0x52 [ 15.607017] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 15.611790] panic+0x238/0x4e7 [ 15.614995] ? add_taint.cold.5+0x16/0x16 [ 15.619179] ? do_raw_spin_unlock+0xa7/0x2f0 [ 15.623605] ? virtnet_poll+0x111a/0x1226 [ 15.627761] kasan_end_report+0x47/0x4f [ 15.631835] kasan_report.cold.7+0x76/0x2fe [ 15.636606] __asan_report_load8_noabort+0x14/0x20 [ 15.641556] virtnet_poll+0x111a/0x1226 [ 15.645549] ? receive_buf+0x2d30/0x2d30 [ 15.649620] ? trace_hardirqs_on+0x10/0x10 [ 15.654219] ? nohz_balance_enter_idle+0x680/0x680 [ 15.659180] ? cpuacct_css_alloc+0x160/0x160 [ 15.663602] net_rx_action+0x7a5/0x1920 [ 15.667598] ? napi_complete_done+0x6d0/0x6d0 [ 15.672102] ? kasan_check_write+0x14/0x20 [ 15.676346] ? do_raw_spin_lock+0xc1/0x200 [ 15.680591] ? trace_hardirqs_on+0xd/0x10 [ 15.684749] ? __run_timers+0xa37/0xc70 [ 15.688740] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 15.694114] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 15.699144] ? enqueue_hrtimer+0x18e/0x540 [ 15.703380] ? kasan_check_write+0x14/0x20 [ 15.707606] ? do_raw_spin_lock+0xc1/0x200 [ 15.711840] ? clockevents_program_event+0x158/0x370 [ 15.716937] ? lock_downgrade+0x8f0/0x8f0 [ 15.721159] ? pvclock_read_flags+0x160/0x160 [ 15.725633] ? hrtimer_start_range_ns+0xd20/0xd20 [ 15.730458] ? __local_bh_enable+0xef/0x130 [ 15.734858] ? __do_softirq+0x780/0xb17 [ 15.738814] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 15.743905] ? kasan_check_read+0x11/0x20 [ 15.748040] ? rcu_nmi_exit+0xe0/0x2d0 [ 15.751910] ? rcu_idle_enter+0x480/0x480 [ 15.756041] ? clockevents_program_event+0x140/0x370 [ 15.761125] ? tick_program_event+0xb2/0x130 [ 15.765525] ? do_softirq_own_stack+0x2a/0x40 [ 15.770000] __do_softirq+0x2e8/0xb17 [ 15.773788] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 15.778869] ? irq_exit+0xbb/0x210 [ 15.782389] ? smp_apic_timer_interrupt+0x186/0x730 [ 15.787393] ? smp_call_function_single_interrupt+0x660/0x660 [ 15.793266] ? kvm_clock_read+0x25/0x30 [ 15.797220] ? kvm_sched_clock_read+0x9/0x20 [ 15.801626] ? sched_clock+0x31/0x40 [ 15.805346] ? sched_clock_cpu+0x1b/0x180 [ 15.809475] ? task_prio+0x50/0x50 [ 15.812999] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 15.817832] do_softirq_own_stack+0x2a/0x40 [ 15.822144] [ 15.824369] do_softirq.part.18+0x155/0x1a0 [ 15.828681] ? virtnet_napi_enable+0x46/0xb0 [ 15.833079] __local_bh_enable_ip+0x1ec/0x230 [ 15.837554] virtnet_napi_enable+0x8c/0xb0 [ 15.841765] virtnet_open+0x16d/0x4d0 [ 15.845546] ? refill_work+0x200/0x200 [ 15.849411] __dev_open+0x26d/0x410 [ 15.853022] ? dev_set_rx_mode+0x40/0x40 [ 15.857066] ? __local_bh_enable_ip+0x161/0x230 [ 15.861712] __dev_change_flags+0x739/0x9c0 [ 15.866025] ? dev_set_allmulti+0x30/0x30 [ 15.870153] ? kasan_alloc_pages+0x38/0x40 [ 15.874376] ? get_page_from_freelist+0x107a/0x4620 [ 15.879565] ? validate_linkmsg+0x277/0xa40 [ 15.883868] ? rtnl_stats_dump+0xaa0/0xaa0 [ 15.888206] ? trace_hardirqs_on+0x10/0x10 [ 15.892515] dev_change_flags+0x89/0x150 [ 15.896555] do_setlink+0xb16/0x3dd0 [ 15.900259] ? __isolate_free_page+0x690/0x690 [ 15.904823] ? fs_reclaim_acquire+0x20/0x20 [ 15.909130] ? lock_downgrade+0x8f0/0x8f0 [ 15.913261] ? validate_linkmsg+0xa40/0xa40 [ 15.917568] ? lru_cache_add+0x232/0x460 [ 15.921604] ? lru_cache_add_file+0x20/0x20 [ 15.925911] ? trace_hardirqs_on+0x10/0x10 [ 15.930127] ? page_add_anon_rmap+0x50/0x50 [ 15.934438] ? trace_hardirqs_on+0x10/0x10 [ 15.938661] ? trace_hardirqs_on+0x10/0x10 [ 15.942877] ? __handle_mm_fault+0x2a5b/0x4460 [ 15.947437] ? lock_downgrade+0x8f0/0x8f0 [ 15.951569] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.957100] ? rtnl_is_locked+0xb5/0xf0 [ 15.961059] ? validate_linkmsg+0x277/0xa40 [ 15.965364] ? memset+0x31/0x40 [ 15.968626] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.974151] ? rtnl_stats_dump+0xaa0/0xaa0 [ 15.978373] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.983903] ? netdev_master_upper_dev_get+0x173/0x250 [ 15.989260] ? __dev_get_by_flags+0x1d0/0x1d0 [ 15.993752] rtnl_newlink+0x138d/0x1d60 [ 15.997726] ? rtnl_link_unregister+0x390/0x390 [ 16.002379] ? lock_acquire+0x1e4/0x540 [ 16.006346] ? is_bpf_text_address+0xae/0x170 [ 16.010835] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 16.015845] ? mem_cgroup_update_lru_size+0xd0/0xd0 [ 16.020843] ? lock_acquire+0x1e4/0x540 [ 16.024809] ? lock_acquire+0x1e4/0x540 [ 16.028767] ? rtnetlink_rcv_msg+0x412/0xc30 [ 16.033160] ? lock_release+0xa30/0xa30 [ 16.037121] ? check_same_owner+0x340/0x340 [ 16.041427] ? rcu_note_context_switch+0x730/0x730 [ 16.046359] ? kasan_check_write+0x14/0x20 [ 16.050575] ? __mutex_lock+0x7e8/0x1820 [ 16.054623] ? rtnetlink_rcv_msg+0x412/0xc30 [ 16.059016] ? trace_hardirqs_on+0x10/0x10 [ 16.063236] ? lock_downgrade+0x8f0/0x8f0 [ 16.067367] ? mutex_trylock+0x2b0/0x2b0 [ 16.071508] ? kasan_check_read+0x11/0x20 [ 16.075642] ? rcu_is_watching+0x8c/0x150 [ 16.079781] ? rcu_report_qs_rnp+0x7a0/0x7a0 [ 16.084186] ? is_bpf_text_address+0xd7/0x170 [ 16.088667] ? kernel_text_address+0x79/0xf0 [ 16.093089] ? lock_downgrade+0x8f0/0x8f0 [ 16.097855] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 16.103380] ? rtnl_get_link+0x170/0x370 [ 16.107420] ? rtnl_dump_all+0x600/0x600 [ 16.111471] ? ns_capable_common+0x13f/0x170 [ 16.115894] ? rtnl_link_unregister+0x390/0x390 [ 16.120575] rtnetlink_rcv_msg+0x46e/0xc30 [ 16.124802] ? rtnetlink_put_metrics+0x690/0x690 [ 16.129557] netlink_rcv_skb+0x172/0x440 [ 16.133725] ? rtnetlink_put_metrics+0x690/0x690 [ 16.138464] ? netlink_ack+0xbe0/0xbe0 [ 16.142339] rtnetlink_rcv+0x1c/0x20 [ 16.146035] netlink_unicast+0x5a0/0x760 [ 16.150088] ? netlink_attachskb+0x9a0/0x9a0 [ 16.154491] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 16.160017] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 16.165026] netlink_sendmsg+0xa18/0xfc0 [ 16.169078] ? netlink_unicast+0x760/0x760 [ 16.173302] ? move_addr_to_kernel.part.20+0x100/0x100 [ 16.178562] ? security_socket_sendmsg+0x94/0xc0 [ 16.183296] ? netlink_unicast+0x760/0x760 [ 16.187511] sock_sendmsg+0xd5/0x120 [ 16.191221] ___sys_sendmsg+0x7fd/0x930 [ 16.195179] ? copy_msghdr_from_user+0x580/0x580 [ 16.199915] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 16.205041] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 16.210573] ? __fget_light+0x2f7/0x440 [ 16.214526] ? lock_acquire+0x1e4/0x540 [ 16.218495] ? fget_raw+0x20/0x20 [ 16.221932] ? lock_release+0xa30/0xa30 [ 16.225885] ? lock_release+0xa30/0xa30 [ 16.229841] ? lock_downgrade+0x8f0/0x8f0 [ 16.233968] ? mem_cgroup_from_task+0xcb/0x1f0 [ 16.238533] ? __do_page_fault+0x664/0xe50 [ 16.242746] ? lock_downgrade+0x8f0/0x8f0 [ 16.246877] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 16.252398] ? sockfd_lookup_light+0xc5/0x160 [ 16.256910] __sys_sendmsg+0x11d/0x290 [ 16.260791] ? __ia32_sys_shutdown+0x80/0x80 [ 16.265181] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 16.270699] ? __do_page_fault+0x449/0xe50 [ 16.274930] ? syscall_slow_exit_work+0x500/0x500 [ 16.279760] __x64_sys_sendmsg+0x78/0xb0 [ 16.283828] do_syscall_64+0x1b9/0x820 [ 16.287788] ? syscall_return_slowpath+0x5e0/0x5e0 [ 16.292698] ? syscall_return_slowpath+0x31d/0x5e0 [ 16.297616] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 16.302616] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 16.308157] ? prepare_exit_to_usermode+0x291/0x3b0 [ 16.313158] ? perf_trace_sys_enter+0xb10/0xb10 [ 16.317811] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 16.322640] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 16.327808] RIP: 0033:0x7f1827fb1320 [ 16.331495] 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 [ 16.350720] RSP: 002b:00007ffd763ea668 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 16.358411] RAX: ffffffffffffffda RBX: 00007ffd763ee760 RCX: 00007f1827fb1320 [ 16.365667] RDX: 0000000000000000 RSI: 00007ffd763ea6a0 RDI: 0000000000000003 [ 16.372916] RBP: 00007ffd763ea6a0 R08: 0000000000000000 R09: 000000000000000f [ 16.380169] R10: 0000000000000000 R11: 0000000000000246 R12: 000000005b5aa8d9 [ 16.387429] R13: 0000000000000000 R14: 00000000006395c0 R15: 00007ffd763eef38 [ 16.395199] Dumping ftrace buffer: [ 16.398719] (ftrace buffer empty) [ 16.402406] Kernel Offset: disabled [ 16.406013] Rebooting in 86400 seconds..