ooting the kernel. [ 0.000000] Linux version 4.18.0-rc6-next-20180727+ (syzkaller@ci) (gcc version 8.0.1 20180413 (experimental) (GCC)) #21 SMP Fri Jul 27 11:43:43 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] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000003] kvm-clock: cpu 0, msr 8d0c001, primary cpu clock [ 0.000003] kvm-clock: using sched offset of 2787957688 cycles [ 0.000803] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003192] tsc: Detected 2300.000 MHz processor [ 0.006667] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.007597] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.008539] last_pfn = 0xbfff3 max_arch_pfn = 0x400000000 [ 0.012416] found SMP MP-table at [mem 0x000f2310-0x000f231f] mapped at [(____ptrval____)] [ 0.013630] Scanning 1 areas for low memory corruption [ 0.014406] Using GB pages for direct mapping [ 0.017303] ACPI: Early table checksum verification disabled [ 0.018264] ACPI: RSDP 0x00000000000F22D0 000014 (v00 Google) [ 0.019222] ACPI: RSDT 0x00000000BFFF3430 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.020572] ACPI: FACP 0x00000000BFFFCF60 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.021837] ACPI: DSDT 0x00000000BFFF3470 0017B2 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.023062] ACPI: FACS 0x00000000BFFFCF00 000040 [ 0.023748] ACPI: FACS 0x00000000BFFFCF00 000040 [ 0.024370] ACPI: SSDT 0x00000000BFFF65F0 00690D (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.025519] ACPI: APIC 0x00000000BFFF5D10 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.026672] ACPI: WAET 0x00000000BFFF5CE0 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.027965] ACPI: SRAT 0x00000000BFFF4C30 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.029769] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.030625] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.031236] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.032082] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.032980] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.033812] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.035331] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.036954] NODE_DATA(0) allocated [mem 0x21fffa000-0x21fffdfff] [ 0.085191] Zone ranges: [ 0.085608] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.086511] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.087458] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.088379] Movable zone start for each node [ 0.089011] Early memory node ranges [ 0.089565] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.090412] node 0: [mem 0x0000000000100000-0x00000000bfff2fff] [ 0.091265] node 0: [mem 0x0000000100000000-0x000000021fffffff] [ 0.092214] Reserved but unavailable: 111 pages [ 0.092222] Initmem setup node 0 [mem 0x0000000000001000-0x000000021fffffff] [ 0.601487] kasan: KernelAddressSanitizer initialized [ 0.602806] ACPI: PM-Timer IO Port: 0xb008 [ 0.603447] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.604436] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.605347] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.606322] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.607245] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.608213] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.609263] Using ACPI (MADT) for SMP configuration information [ 0.610061] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.610843] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.611855] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.612798] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.613710] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.614640] PM: Registered nosave memory: [mem 0xbfff3000-0xbfffffff] [ 0.615528] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.616444] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.617369] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.618185] Booting paravirtualized kernel on KVM [ 0.618824] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.620252] random: get_random_bytes called from start_kernel+0x112/0x94e with crng_init=0 [ 0.621432] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1 [ 0.623501] percpu: Embedded 55 pages/cpu @(____ptrval____) s188040 r8192 d29048 u1048576 [ 0.624863] Built 1 zonelists, mobility grouping on. Total pages: 1935228 [ 0.625876] Policy zone: Normal [ 0.626306] 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 [ 1.331876] Memory: 6519860K/7863876K available (96284K kernel code, 11005K rwdata, 13568K rodata, 3896K init, 23064K bss, 1344016K reserved, 0K cma-reserved) [ 1.336214] Running RCU self tests [ 1.336687] rcu: Hierarchical RCU implementation. [ 1.337335] rcu: RCU lockdep checking is enabled. [ 1.338040] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.338901] rcu: RCU callback double-/use-after-free debug enabled. [ 1.339772] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.346344] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.348807] Console: colour VGA+ 80x25 [ 1.349413] console [ttyS0] enabled [ 1.349413] console [ttyS0] enabled [ 1.350409] bootconsole [earlyser0] disabled [ 1.350409] bootconsole [earlyser0] disabled [ 1.351579] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.352725] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.353297] ... MAX_LOCK_DEPTH: 48 [ 1.353900] ... MAX_LOCKDEP_KEYS: 8191 [ 1.354528] ... CLASSHASH_SIZE: 4096 [ 1.355145] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.355784] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.356400] ... CHAINHASH_SIZE: 32768 [ 1.357276] memory used by lock dependency info: 7391 kB [ 1.358044] per task-struct memory footprint: 1920 bytes [ 1.360732] ACPI: Core revision 20180629 [ 1.362184] APIC: Switch to symmetric I/O mode setup [ 1.363540] x2apic enabled [ 1.365013] Switched APIC routing to physical x2apic. [ 1.368905] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.369888] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.371347] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=2300000) [ 1.372325] pid_max: default: 32768 minimum: 301 [ 1.373727] Security Framework initialized [ 1.374328] Yama: becoming mindful. [ 1.374869] SELinux: Initializing. [ 1.375651] AppArmor: AppArmor disabled by boot time parameter [ 1.380781] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes) [ 1.383693] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 1.384443] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.386332] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.389460] CPU: Physical Processor ID: 0 [ 1.390167] mce: CPU supports 32 MCE banks [ 1.390471] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.391325] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.392342] Spectre V2 : Mitigation: Full generic retpoline [ 1.393323] Speculative Store Bypass: Vulnerable [ 1.394868] Freeing SMP alternatives memory: 60K [ 1.398315] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.399590] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.400538] rcu: Hierarchical SRCU implementation. [ 1.402513] NMI watchdog: Perf event create on CPU 0 failed with -2 [ 1.403325] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.404771] smp: Bringing up secondary CPUs ... [ 1.406925] x86: Booting SMP configuration: [ 1.407327] .... node #0, CPUs: #1 [ 0.017759] kvm-clock: cpu 1, msr 8d0c041, secondary cpu clock [ 1.409564] smp: Brought up 1 node, 2 CPUs [ 1.411325] smpboot: Max logical packages: 1 [ 1.411923] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.415838] devtmpfs: initialized [ 1.425106] kworker/u4:0 (23) used greatest stack depth: 23664 bytes left [ 1.426519] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 1.427400] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.429002] xor: automatically using best checksumming function avx [ 1.430693] RTC time: 11:47:12, date: 07/27/18 [ 1.439421] NET: Registered protocol family 16 [ 1.442343] audit: initializing netlink subsys (disabled) [ 1.443402] audit: type=2000 audit(1532692032.786:1): state=initialized audit_enabled=0 res=1 [ 1.446971] cpuidle: using governor menu [ 1.448888] ACPI: bus type PCI registered [ 1.451070] PCI: Using configuration type 1 for base access [ 1.470013] kworker/u4:2 (100) used greatest stack depth: 23608 bytes left [ 1.481763] kworker/u4:3 (137) used greatest stack depth: 22640 bytes left [ 1.664927] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 1.667517] cryptd: max_cpu_qlen set to 1000 [ 1.686340] raid6: sse2x1 gen() 1683 MB/s [ 1.703349] raid6: sse2x1 xor() 1031 MB/s [ 1.720330] raid6: sse2x2 gen() 3812 MB/s [ 1.737328] raid6: sse2x2 xor() 1998 MB/s [ 1.754326] raid6: sse2x4 gen() 6105 MB/s [ 1.771325] raid6: sse2x4 xor() 3320 MB/s [ 1.788339] raid6: avx2x1 gen() 2933 MB/s [ 1.805331] raid6: avx2x1 xor() 2039 MB/s [ 1.822332] raid6: avx2x2 gen() 7402 MB/s [ 1.839331] raid6: avx2x2 xor() 3566 MB/s [ 1.856327] raid6: avx2x4 gen() 11812 MB/s [ 1.873325] raid6: avx2x4 xor() 6544 MB/s [ 1.873982] raid6: using algorithm avx2x4 gen() 11812 MB/s [ 1.874325] raid6: .... xor() 6544 MB/s, rmw enabled [ 1.875325] raid6: using avx2x2 recovery algorithm [ 1.877145] ACPI: Added _OSI(Module Device) [ 1.877344] ACPI: Added _OSI(Processor Device) [ 1.878327] ACPI: Added _OSI(3.0 _SCP Extensions) [ 1.878984] ACPI: Added _OSI(Processor Aggregator Device) [ 1.879336] ACPI: Added _OSI(Linux-Dell-Video) [ 1.880332] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 2.069335] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 2.553570] ACPI: Interpreter enabled [ 2.554452] ACPI: (supports S0 S3 S4 S5) [ 2.555010] ACPI: Using IOAPIC for interrupt routing [ 2.555535] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.559067] ACPI: Enabled 16 GPEs in block 00 to 0F [ 2.956760] kworker/u4:0 (996) used greatest stack depth: 21528 bytes left [ 3.161240] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.161359] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 3.162456] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 3.163494] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 3.168649] PCI host bridge to bus 0000:00 [ 3.169341] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.170335] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.171335] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.172335] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 3.173336] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.207336] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 3.261416] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 3.264454] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 3.267332] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 3.270156] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 3.272329] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 3.632624] vgaarb: loaded [ 3.634662] SCSI subsystem initialized [ 3.636672] ACPI: bus type USB registered [ 3.637825] usbcore: registered new interface driver usbfs [ 3.638507] usbcore: registered new interface driver hub [ 3.639628] usbcore: registered new device driver usb [ 3.641660] pps_core: LinuxPPS API ver. 1 registered [ 3.642332] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 3.643400] PTP clock support registered [ 3.645904] EDAC MC: Ver: 3.0.0 [ 3.651867] Advanced Linux Sound Architecture Driver Initialized. [ 3.652641] PCI: Using ACPI for IRQ routing [ 3.656254] Bluetooth: Core ver 2.22 [ 3.656440] NET: Registered protocol family 31 [ 3.657327] Bluetooth: HCI device and connection manager initialized [ 3.658352] Bluetooth: HCI socket layer initialized [ 3.659378] Bluetooth: L2CAP socket layer initialized [ 3.660426] Bluetooth: SCO socket layer initialized [ 3.661184] NET: Registered protocol family 8 [ 3.661339] NET: Registered protocol family 20 [ 3.663378] NetLabel: Initializing [ 3.663378] NetLabel: domain hash size = 128 [ 3.664324] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 3.665544] NetLabel: unlabeled traffic allowed by default [ 3.667521] nfc: nfc_init: NFC Core ver 0.1 [ 3.668356] NET: Registered protocol family 39 [ 3.670363] clocksource: Switched to clocksource kvm-clock [ 4.131635] VFS: Disk quotas dquot_6.6.0 [ 4.132431] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 4.133948] FS-Cache: Loaded [ 4.135116] CacheFiles: Loaded [ 4.135847] pnp: PnP ACPI init [ 4.146407] pnp: PnP ACPI: found 7 devices [ 4.187862] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.190050] NET: Registered protocol family 2 [ 4.192452] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes) [ 4.193989] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 4.197203] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 4.202183] TCP: Hash tables configured (established 65536 bind 65536) [ 4.204238] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 4.205731] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 4.207576] NET: Registered protocol family 1 [ 4.209627] RPC: Registered named UNIX socket transport module. [ 4.210611] RPC: Registered udp transport module. [ 4.211291] RPC: Registered tcp transport module. [ 4.212028] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.214065] NET: Registered protocol family 44 [ 4.214808] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.216518] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.217452] software IO TLB: mapped [mem 0xbbff3000-0xbfff3000] (64MB) [ 4.219523] RAPL PMU: API unit is 2^-32 Joules, 3 fixed counters, 10737418240 ms ovfl timer [ 4.220712] RAPL PMU: hw unit of domain pp0-core 2^-0 Joules [ 4.221612] RAPL PMU: hw unit of domain package 2^-0 Joules [ 4.222410] RAPL PMU: hw unit of domain dram 2^-16 Joules [ 4.224159] VPID CAP should not exist if not support 1-setting enable VPID VM-execution control [ 4.227083] kvm: already loaded the other module [ 4.227780] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 4.229425] Machine check injector initialized [ 4.233418] Scanning for low memory corruption every 60 seconds [ 4.270038] Initialise system trusted keyrings [ 4.271821] workingset: timestamp_bits=41 max_order=21 bucket_order=0 [ 4.276918] DLM installed [ 4.279220] NFS: Registering the id_resolver key type [ 4.280070] Key type id_resolver registered [ 4.280696] Key type id_legacy registered [ 4.281286] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 4.282422] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 4.285020] ntfs: driver 2.1.32 [Flags: R/W]. [ 4.286202] fuse init (API version 7.27) [ 4.288793] JFS: nTxBlock = 8192, nTxLock = 65536 [ 4.296470] SGI XFS with ACLs, security attributes, realtime, no debug enabled [ 4.299454] 9p: Installing v9fs 9p2000 file system support [ 4.300302] FS-Cache: Netfs '9p' registered for caching [ 4.303852] gfs2: GFS2 installed [ 4.305646] FS-Cache: Netfs 'ceph' registered for caching [ 4.306488] ceph: loaded (mds proto 32) [ 4.336404] NET: Registered protocol family 38 [ 4.338154] async_tx: api initialized (async) [ 4.338881] Key type asymmetric registered [ 4.339559] Asymmetric key parser 'x509' registered [ 4.340276] Key type pkcs7_test registered [ 4.341047] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 4.342582] io scheduler noop registered [ 4.343144] io scheduler deadline registered [ 4.343903] io scheduler cfq registered (default) [ 4.344599] io scheduler mq-deadline registered [ 4.345246] io scheduler kyber registered [ 4.345912] io scheduler bfq registered [ 4.350176] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 4.351623] ACPI: Power Button [PWRF] [ 4.353054] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 4.354345] ACPI: Sleep Button [SLPF] [ 4.369631] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 4.370547] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 4.381553] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 4.382437] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 4.387694] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 4.411138] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 4.436878] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 4.461939] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 4.487376] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 4.495640] Non-volatile memory driver v1.3 [ 4.497323] Linux agpgart interface v0.103 [ 4.537295] brd: module loaded [ 4.557862] loop: module loaded [ 4.602486] null: module loaded [ 4.606055] nfcsim 0.2 initialized [ 4.607682] Loading iSCSI transport class v2.0-870. [ 4.624252] scsi host0: Virtio SCSI HBA [ 4.679233] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 5.014810] random: fast init done [ 5.424096] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 5.426295] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 5.427477] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 5.428173] sd 0:0:1:0: [sda] Write Protect is off [ 5.430832] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 5.431256] Ethernet Channel Bonding Driver: v3.7.1 (April 27, 2011) [ 5.451040] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 5.458305] MACsec IEEE 802.1AE [ 5.460768] tun: Universal TUN/TAP device driver, 1.6 [ 5.466126] sda: sda1 [ 5.471614] sd 0:0:1:0: [sda] Attached SCSI disk [ 5.483494] [ 5.483935] ============================================ [ 5.484374] WARNING: possible recursive locking detected [ 5.484374] 4.18.0-rc6-next-20180727+ #21 Not tainted [ 5.484374] -------------------------------------------- [ 5.484374] swapper/0/1 is trying to acquire lock: [ 5.484374] 0000000031f6fbd0 (cpu_hotplug_lock.rw_sem){++++}, at: static_key_slow_inc+0x12/0x30 [ 5.484374] [ 5.484374] but task is already holding lock: [ 5.484374] 0000000031f6fbd0 (cpu_hotplug_lock.rw_sem){++++}, at: init_vqs+0xe1a/0x1520 [ 5.484374] [ 5.484374] other info that might help us debug this: [ 5.484374] Possible unsafe locking scenario: [ 5.484374] [ 5.484374] CPU0 [ 5.484374] ---- [ 5.484374] lock(cpu_hotplug_lock.rw_sem); [ 5.484374] lock(cpu_hotplug_lock.rw_sem); [ 5.484374] [ 5.484374] *** DEADLOCK *** [ 5.484374] [ 5.484374] May be due to missing lock nesting notation [ 5.484374] [ 5.484374] 3 locks held by swapper/0/1: [ 5.484374] #0: 00000000b676aae8 (&dev->mutex){....}, at: __driver_attach+0x15f/0x2f0 [ 5.484374] #1: 0000000031f6fbd0 (cpu_hotplug_lock.rw_sem){++++}, at: init_vqs+0xe1a/0x1520 [ 5.484374] #2: 0000000091744d10 (xps_map_mutex){+.+.}, at: __netif_set_xps_queue+0x243/0x23f0 [ 5.484374] [ 5.484374] stack backtrace: [ 5.484374] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 4.18.0-rc6-next-20180727+ #21 [ 5.484374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 5.484374] Call Trace: [ 5.484374] dump_stack+0x1c9/0x2b4 [ 5.484374] ? dump_stack_print_info.cold.2+0x52/0x52 [ 5.484374] ? init_vqs+0xe1a/0x1520 [ 5.484374] ? vprintk_func+0x81/0x117 [ 5.484374] __lock_acquire.cold.65+0x1fb/0x486 [ 5.484374] ? trace_hardirqs_on+0x10/0x10 [ 5.484374] ? lock_downgrade+0x8f0/0x8f0 [ 5.484374] ? mark_held_locks+0xc9/0x160 [ 5.484374] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 5.484374] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 5.484374] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 5.484374] ? trace_hardirqs_on+0xd/0x10 [ 5.484374] ? depot_save_stack+0x291/0x470 [ 5.484374] ? save_stack+0xa9/0xd0 [ 5.484374] ? save_stack+0x43/0xd0 [ 5.484374] ? kasan_kmalloc+0xc4/0xe0 [ 5.484374] ? __kmalloc_node+0x47/0x70 [ 5.484374] ? __netif_set_xps_queue+0xa80/0x23f0 [ 5.484374] ? netif_set_xps_queue+0x26/0x30 [ 5.484374] ? virtnet_set_affinity+0x2ba/0x4b0 [ 5.484374] ? init_vqs+0xe22/0x1520 [ 5.484374] ? graph_lock+0x170/0x170 [ 5.484374] ? driver_probe_device+0x108/0x210 [ 5.484374] ? __driver_attach+0x28b/0x2f0 [ 5.484374] ? bus_for_each_dev+0x15d/0x1f0 [ 5.484374] ? driver_attach+0x3d/0x50 [ 5.484374] ? bus_add_driver+0x4b2/0x600 [ 5.484374] ? driver_register+0x1c8/0x320 [ 5.484374] ? register_virtio_driver+0x79/0xd0 [ 5.484374] ? virtio_net_driver_init+0x8d/0xc9 [ 5.484374] ? do_one_initcall+0x127/0x913 [ 5.484374] ? kernel_init_freeable+0x4bb/0x5ae [ 5.484374] ? kernel_init+0x11/0x1b3 [ 5.484374] ? ret_from_fork+0x3a/0x50 [ 5.484374] lock_acquire+0x1e4/0x540 [ 5.484374] ? static_key_slow_inc+0x12/0x30 [ 5.484374] ? lock_release+0xa30/0xa30 [ 5.484374] ? check_same_owner+0x340/0x340 [ 5.484374] ? rcu_read_lock_sched_held+0x108/0x120 [ 5.484374] ? rcu_note_context_switch+0x730/0x730 [ 5.484374] cpus_read_lock+0x43/0xa0 [ 5.484374] ? static_key_slow_inc+0x12/0x30 [ 5.484374] static_key_slow_inc+0x12/0x30 [ 5.484374] __netif_set_xps_queue+0xaac/0x23f0 [ 5.484374] ? dev_get_alias+0x350/0x350 [ 5.484374] ? lock_downgrade+0x8f0/0x8f0 [ 5.484374] ? mark_held_locks+0xc9/0x160 [ 5.484374] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 5.484374] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 5.484374] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 5.484374] ? trace_hardirqs_on+0xd/0x10 [ 5.484374] ? __irq_set_affinity+0x62/0x80 [ 5.484374] ? irq_set_affinity_hint+0x107/0x170 [ 5.484374] ? __irq_set_affinity+0x80/0x80 [ 5.484374] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 5.484374] ? vp_bus_name+0xc0/0xc0 [ 5.484374] netif_set_xps_queue+0x26/0x30 [ 5.484374] virtnet_set_affinity+0x2ba/0x4b0 [ 5.484374] init_vqs+0xe22/0x1520 [ 5.484374] ? xdp_linearize_page.isra.35+0x980/0x980 [ 5.484374] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 5.484374] ? virtio_check_driver_offered_feature+0x2ad/0x330 [ 5.484374] virtnet_probe+0x1092/0x2260 [ 5.484374] ? virtnet_restore+0x6b0/0x6b0 [ 5.484374] ? audit_tree_freeing_mark+0x42/0x1030 [ 5.484374] ? virtio_check_driver_offered_feature+0x2ad/0x330 [ 5.484374] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 5.484374] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 5.484374] ? iowrite32+0x66/0x90 [ 5.484374] ? vp_finalize_features+0x87/0xb0 [ 5.484374] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 5.484374] virtio_dev_probe+0x592/0x942 [ 5.484374] ? virtio_device_restore+0x4f0/0x4f0 [ 5.484374] really_probe+0x5be/0x850 [ 5.484374] ? device_attach+0x20/0x20 [ 5.484374] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 5.484374] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 5.484374] ? trace_hardirqs_on+0xd/0x10 [ 5.484374] driver_probe_device+0x108/0x210 [ 5.484374] __driver_attach+0x28b/0x2f0 [ 5.484374] ? driver_probe_device+0x210/0x210 [ 5.484374] bus_for_each_dev+0x15d/0x1f0 [ 5.484374] ? subsys_dev_iter_exit+0x20/0x20 [ 5.484374] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 5.484374] driver_attach+0x3d/0x50 [ 5.484374] bus_add_driver+0x4b2/0x600 [ 5.484374] driver_register+0x1c8/0x320 [ 5.484374] ? virtnet_set_channels+0x2b0/0x2b0 [ 5.484374] register_virtio_driver+0x79/0xd0 [ 5.484374] ? veth_init+0x17/0x17 [ 5.484374] virtio_net_driver_init+0x8d/0xc9 [ 5.484374] do_one_initcall+0x127/0x913 [ 5.484374] ? perf_trace_initcall_level+0x780/0x780 [ 5.484374] ? kasan_check_read+0x11/0x20 [ 5.484374] ? rcu_is_watching+0x8c/0x150 [ 5.484374] ? rcu_pm_notify+0xc0/0xc0 [ 5.484374] ? trace_initcall_level+0x2e3/0x321 [ 5.484374] ? arch_local_irq_restore+0x52/0x52 [ 5.484374] ? up_write+0x60/0x220 [ 5.484374] ? up_read+0x110/0x110 [ 5.484374] ? down_read+0x1d0/0x1d0 [ 5.484374] ? memset_erms+0xb/0x10 [ 5.484374] kernel_init_freeable+0x4bb/0x5ae [ 5.484374] ? rest_init+0xe4/0xe4 [ 5.484374] kernel_init+0x11/0x1b3 [ 5.484374] ? rest_init+0xe4/0xe4 [ 5.484374] ret_from_fork+0x3a/0x50 [ 5.661952] vcan: Virtual CAN interface driver [ 5.663265] vxcan: Virtual CAN Tunnel driver [ 5.664513] slcan: serial line CAN interface driver [ 5.665937] slcan: 10 dynamic interface channels. [ 5.667337] CAN device driver interface [ 5.668683] enic: Cisco VIC Ethernet NIC Driver, ver 2.3.0.53 [ 5.670482] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 5.672277] e100: Copyright(c) 1999-2006 Intel Corporation [ 5.674102] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 5.676238] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 5.677993] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 5.679709] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 5.681600] sky2: driver version 1.30 [ 5.683551] PPP generic driver version 2.4.2 [ 5.685095] PPP BSD Compression module registered [ 5.686449] PPP Deflate Compression module registered [ 5.687936] PPP MPPE Compression module registered [ 5.689547] NET: Registered protocol family 24 [ 5.690869] PPTP driver version 0.8.5 [ 5.692357] mac80211_hwsim: initializing netlink [ 5.695019] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht' [ 5.700744] ieee80211 phy1: Selected rate control algorithm 'minstrel_ht' [ 5.706932] usbcore: registered new interface driver asix [ 5.708475] usbcore: registered new interface driver ax88179_178a [ 5.710220] usbcore: registered new interface driver cdc_ether [ 5.712063] usbcore: registered new interface driver net1080 [ 5.713709] usbcore: registered new interface driver cdc_subset [ 5.715546] usbcore: registered new interface driver zaurus [ 5.717241] usbcore: registered new interface driver cdc_ncm [ 5.722953] aoe: AoE v85 initialised. [ 5.724604] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 5.726652] ehci-pci: EHCI PCI platform driver [ 5.727912] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 5.729763] ohci-pci: OHCI PCI platform driver [ 5.731189] uhci_hcd: USB Universal Host Controller Interface driver [ 5.733417] usbcore: registered new interface driver usblp [ 5.735162] usbcore: registered new interface driver usb-storage [ 5.737631] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 5.740542] i8042: Warning: Keylock active [ 5.743365] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 5.744804] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 5.747400] mousedev: PS/2 mouse device common for all mice [ 5.751250] rtc_cmos 00:00: RTC can wake from S4 [ 5.753497] rtc_cmos 00:00: registered as rtc0 [ 5.754798] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 5.756803] i2c /dev entries driver [ 5.759223] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 5.762184] i2c-parport-light: adapter type unspecified [ 5.763810] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 5.766305] usbcore: registered new interface driver i2c-tiny-usb [ 5.769562] device-mapper: ioctl: 4.39.0-ioctl (2018-04-03) initialised: dm-devel@redhat.com [ 5.772254] device-mapper: raid: Loading target version 1.13.2 [ 5.774165] usbcore: registered new interface driver btusb [ 5.776872] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 5.779047] usnic_verbs:usnic_uiom_init:601: [ 5.779051] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 5.783156] usnic_verbs:usnic_ib_init:649: [ 5.783160] Unable to initalize umem with err -1 [ 5.786512] iscsi: registered transport (iser) [ 5.787914] OPA Virtual Network Driver - v1.0 [ 5.794348] hidraw: raw HID events driver (C) Jiri Kosina [ 5.799130] usbcore: registered new interface driver usbhid [ 5.800712] usbhid: USB HID core driver [ 5.803004] NET: Registered protocol family 40 [ 5.805715] ashmem: initialized [ 5.845095] NET: Registered protocol family 26 [ 5.846428] Mirror/redirect action on [ 5.847544] Simple TC action Loaded [ 5.849762] netem: version 1.3 [ 5.850713] u32 classifier [ 5.851465] Actions configured [ 5.854253] nf_conntrack_irc: failed to register helpers [ 5.855871] nf_conntrack_sane: failed to register helpers [ 5.873233] nf_conntrack_sip: failed to register helpers [ 5.876375] xt_time: kernel timezone is -0000 [ 5.877631] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 5.879468] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 5.881967] IPVS: ipvs loaded. [ 5.882853] IPVS: [rr] scheduler registered. [ 5.884102] IPVS: [wrr] scheduler registered. [ 5.885388] IPVS: [lc] scheduler registered. [ 5.886634] IPVS: [wlc] scheduler registered. [ 5.887898] IPVS: [fo] scheduler registered. [ 5.889196] IPVS: [ovf] scheduler registered. [ 5.890488] IPVS: [lblc] scheduler registered. [ 5.891827] IPVS: [lblcr] scheduler registered. [ 5.893126] IPVS: [dh] scheduler registered. [ 5.894381] IPVS: [sh] scheduler registered. [ 5.895685] IPVS: [mh] scheduler registered. [ 5.896981] IPVS: [sed] scheduler registered. [ 5.898274] IPVS: [nq] scheduler registered. [ 5.899452] IPVS: ftp: loaded support on port[0] = 21 [ 5.900928] IPVS: [sip] pe registered. [ 5.902094] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 5.905012] gre: GRE over IPv4 demultiplexor driver [ 5.906428] ip_gre: GRE over IPv4 tunneling driver [ 5.911813] IPv4 over IPsec tunneling driver [ 5.915034] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 5.916898] Initializing XFRM netlink socket [ 5.918296] NET: Registered protocol family 10 [ 5.924608] Segment Routing with IPv6 [ 5.925787] mip6: Mobile IPv6 [ 5.929853] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 5.934440] ip6_gre: GRE over IPv6 tunneling driver [ 5.939406] bpfilter: Loaded bpfilter_umh pid 2085 Started bpfilter[ 5.941591] NET: Registered protocol family 17 [ 5.942405] NET: Registered protocol family 15 [ 5.943131] Bridge firewalling registered [ 5.944446] can: controller area network core (rev 20170425 abi 9) [ 5.945617] NET: Registered protocol family 29 [ 5.946240] can: raw protocol (rev 20170425) [ 5.946844] can: broadcast manager protocol (rev 20170425 t) [ 5.947735] can: netlink gateway (rev 20170425) max_hops=1 [ 5.948741] Bluetooth: RFCOMM TTY layer initialized [ 5.949502] Bluetooth: RFCOMM socket layer initialized [ 5.950232] Bluetooth: RFCOMM ver 1.11 [ 5.950899] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 5.951639] Bluetooth: BNEP filters: protocol multicast [ 5.952449] Bluetooth: BNEP socket layer initialized [ 5.953218] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 5.954044] Bluetooth: HIDP socket layer initialized [ 5.955090] RPC: Registered rdma transport module. [ 5.955804] RPC: Registered rdma backchannel transport module. [ 5.957010] NET: Registered protocol family 41 [ 5.957207] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 5.958274] lec:lane_module_init: lec.c: initialized [ 5.960192] mpoa:atm_mpoa_init: mpc.c: initialized [ 5.961068] l2tp_core: L2TP core driver, V2.0 [ 5.962265] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 5.963208] 8021q: 802.1Q VLAN Support v1.8 [ 5.974579] DCCP: Activated CCID 2 (TCP-like) [ 5.975561] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 5.977452] sctp: Hash tables configured (bind 64/64) [ 5.978438] tipc: Activated (version 2.0.0) [ 5.979216] NET: Registered protocol family 30 [ 5.980127] tipc: Started in single node mode [ 5.980897] NET: Registered protocol family 43 [ 5.981747] 9pnet: Installing 9P2000 support [ 5.984046] NET: Registered protocol family 36 [ 5.984917] Key type dns_resolver registered [ 5.985689] Key type ceph registered [ 5.986487] libceph: loaded (mon/osd proto 15/24) [ 5.987226] openvswitch: Open vSwitch switching datapath [ 5.988753] mpls_gso: MPLS GSO support [ 5.989938] start plist test [ 5.999461] end plist test [ 6.002540] AVX2 version of gcm_enc/dec engaged. [ 6.003358] AES CTR mode by8 optimization enabled [ 6.008766] sched_clock: Marking stable (5991973451, 16759943)->(6115100049, -106366655) [ 6.011789] registered taskstats version 1 [ 6.012510] Loading compiled-in X.509 certificates [ 6.013793] zswap: default zpool zbud not available [ 6.014554] zswap: pool creation failed [ 6.018991] Btrfs loaded, crc32c=crc32c-intel [ 6.021701] Key type big_key registered [ 6.023232] Key type encrypted registered [ 6.024694] Magic number: 10:437:783 [ 6.025533] acpi LNXCPU:6d: hash matches [ 6.026209] console [netcon0] enabled [ 6.026795] netconsole: network logging started [ 6.027716] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 6.029241] rdma_rxe: loaded [ 6.030043] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 6.033210] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 6.034441] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 6.035764] cfg80211: failed to load regulatory.db [ 6.036579] ALSA device list: [ 6.037030] #0: Dummy 1 [ 6.037455] #1: Loopback 1 [ 6.037904] #2: Virtual MIDI Card 1 [ 6.381469] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 6.383921] md: Waiting for all devices to be available before autodetect [ 6.384993] md: If you don't use raid, use raid=noautodetect [ 6.387554] md: Autodetecting RAID arrays. [ 6.388340] md: autorun ... [ 6.388774] md: ... autorun DONE. [ 6.443158] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null) [ 6.444433] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 6.504652] devtmpfs: mounted [ 6.514135] Freeing unused kernel memory: 3896K [ 6.514802] Kernel memory protection disabled. [ 6.515461] Run /sbin/init as init process [ 6.964617] SELinux: Disabled at runtime. [ 6.992430] audit: type=1404 audit(1532692038.335:2): enforcing=0 old_enforcing=0 auid=4294967295 ses=4294967295 enabled=0 old-enabled=1 lsm=selinux res=1 INIT: version 2.88 booting [ 7.183804] stty (2171) used greatest stack depth: 19552 bytes left [info] Using makefile-style concurrent boot in runlevel S. [....] Starting the hotplug events dispatcher: udevd[ 7.921777] udevd[2283]: 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. [ 11.781215] 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 [ 13.606168] logsave (3667) used greatest stack depth: 17376 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. [ 14.331081] 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/ [ 14.744494] ================================================================== [ 14.751873] BUG: KASAN: slab-out-of-bounds in virtnet_poll+0x111a/0x1226 [ 14.758691] Read of size 8 at addr ffff8801cee09130 by task ip/4005 [ 14.765065] [ 14.766671] CPU: 0 PID: 4005 Comm: ip Not tainted 4.18.0-rc6-next-20180727+ #21 [ 14.774089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 14.783414] Call Trace: [ 14.785970] [ 14.788099] dump_stack+0x1c9/0x2b4 [ 14.791705] ? dump_stack_print_info.cold.2+0x52/0x52 [ 14.796868] ? printk+0xa7/0xcf [ 14.800124] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 14.804860] ? virtnet_poll+0x111a/0x1226 [ 14.808987] print_address_description+0x6c/0x20b [ 14.813807] ? virtnet_poll+0x111a/0x1226 [ 14.817935] kasan_report.cold.7+0x242/0x30d [ 14.822334] __asan_report_load8_noabort+0x14/0x20 [ 14.827245] virtnet_poll+0x111a/0x1226 [ 14.831197] ? receive_buf+0x2d30/0x2d30 [ 14.835246] ? trace_hardirqs_on+0x10/0x10 [ 14.839467] ? lock_release+0xa30/0xa30 [ 14.843429] ? nohz_balance_enter_idle+0x680/0x680 [ 14.848342] ? cpuacct_css_alloc+0x160/0x160 [ 14.852738] net_rx_action+0x7a5/0x1920 [ 14.856692] ? napi_complete_done+0x6d0/0x6d0 [ 14.861161] ? kasan_check_write+0x14/0x20 [ 14.865370] ? do_raw_spin_lock+0xc1/0x200 [ 14.869592] ? trace_hardirqs_on+0xd/0x10 [ 14.873718] ? __run_timers+0xa37/0xc70 [ 14.877677] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 14.883021] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 14.888017] ? enqueue_hrtimer+0x18e/0x540 [ 14.892230] ? kasan_check_write+0x14/0x20 [ 14.896455] ? do_raw_spin_lock+0xc1/0x200 [ 14.900670] ? clockevents_program_event+0x158/0x370 [ 14.905752] ? lock_downgrade+0x8f0/0x8f0 [ 14.909880] ? pvclock_read_flags+0x160/0x160 [ 14.914361] ? __local_bh_enable+0xef/0x130 [ 14.918673] ? __do_softirq+0x780/0xb17 [ 14.922626] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 14.927708] ? kasan_check_read+0x11/0x20 [ 14.931831] ? rcu_nmi_exit+0xe0/0x2d0 [ 14.935696] ? rcu_idle_enter+0x480/0x480 [ 14.939822] ? clockevents_program_event+0x140/0x370 [ 14.944921] ? tick_program_event+0xb2/0x130 [ 14.949306] ? do_softirq_own_stack+0x2a/0x40 [ 14.953781] __do_softirq+0x2e8/0xb17 [ 14.957559] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 14.962638] ? irq_exit+0xbb/0x210 [ 14.966153] ? smp_apic_timer_interrupt+0x186/0x730 [ 14.971145] ? smp_call_function_single_interrupt+0x660/0x660 [ 14.977006] ? kvm_sched_clock_read+0x18/0x30 [ 14.981478] ? sched_clock+0x31/0x40 [ 14.985165] ? sched_clock_cpu+0x1b/0x170 [ 14.989290] ? task_prio+0x50/0x50 [ 14.992819] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 14.997640] do_softirq_own_stack+0x2a/0x40 [ 15.001932] [ 15.004145] do_softirq.part.18+0x155/0x1a0 [ 15.008443] ? virtnet_napi_enable+0x46/0xb0 [ 15.012828] __local_bh_enable_ip+0x1ec/0x230 [ 15.017300] virtnet_napi_enable+0x8c/0xb0 [ 15.021512] virtnet_open+0x16d/0x4d0 [ 15.025291] ? refill_work+0x200/0x200 [ 15.029155] __dev_open+0x26d/0x410 [ 15.032759] ? dev_set_rx_mode+0x40/0x40 [ 15.036798] ? __local_bh_enable_ip+0x161/0x230 [ 15.041445] __dev_change_flags+0x739/0x9c0 [ 15.045744] ? kernel_poison_pages+0x136/0x220 [ 15.050301] ? dev_set_allmulti+0x30/0x30 [ 15.054429] ? get_page_from_freelist+0x107a/0x4620 [ 15.059420] ? validate_linkmsg+0x277/0xa40 [ 15.063720] ? rtnl_stats_dump+0xaa0/0xaa0 [ 15.067934] dev_change_flags+0x89/0x150 [ 15.071971] do_setlink+0xb16/0x3dd0 [ 15.075662] ? __isolate_free_page+0x690/0x690 [ 15.080221] ? fs_reclaim_acquire+0x20/0x20 [ 15.084534] ? lock_downgrade+0x8f0/0x8f0 [ 15.088660] ? validate_linkmsg+0xa40/0xa40 [ 15.092962] ? lru_cache_add+0x232/0x460 [ 15.097000] ? lru_cache_add_file+0x20/0x20 [ 15.101299] ? trace_hardirqs_on+0x10/0x10 [ 15.105512] ? trace_hardirqs_on+0x10/0x10 [ 15.109726] ? trace_hardirqs_on+0x10/0x10 [ 15.113939] ? trace_hardirqs_on+0x10/0x10 [ 15.118154] ? __handle_mm_fault+0x2a73/0x4470 [ 15.122712] ? lock_downgrade+0x8f0/0x8f0 [ 15.126840] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.132356] ? rtnl_is_locked+0xb5/0xf0 [ 15.136308] ? validate_linkmsg+0x277/0xa40 [ 15.140610] ? memset+0x31/0x40 [ 15.143868] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.149385] ? rtnl_stats_dump+0xaa0/0xaa0 [ 15.153597] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.159122] ? netdev_master_upper_dev_get+0x173/0x250 [ 15.164374] ? __dev_get_by_flags+0x1d0/0x1d0 [ 15.168848] rtnl_newlink+0x138d/0x1d60 [ 15.172809] ? rtnl_link_unregister+0x390/0x390 [ 15.177462] ? lock_acquire+0x1e4/0x540 [ 15.181415] ? is_bpf_text_address+0xae/0x170 [ 15.185901] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 15.190915] ? mem_cgroup_update_lru_size+0xd0/0xd0 [ 15.195909] ? trace_hardirqs_on+0x10/0x10 [ 15.200119] ? lock_acquire+0x1e4/0x540 [ 15.204078] ? is_bpf_text_address+0xae/0x170 [ 15.208554] ? lock_downgrade+0x8f0/0x8f0 [ 15.212683] ? lock_acquire+0x1e4/0x540 [ 15.216632] ? rtnetlink_rcv_msg+0x412/0xc30 [ 15.221021] ? lock_release+0xa30/0xa30 [ 15.224983] ? check_same_owner+0x340/0x340 [ 15.229281] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 15.234273] ? rcu_note_context_switch+0x730/0x730 [ 15.239181] ? kasan_check_write+0x14/0x20 [ 15.243394] ? __mutex_lock+0x6d0/0x1700 [ 15.247432] ? rtnetlink_rcv_msg+0x412/0xc30 [ 15.251818] ? mutex_trylock+0x2b0/0x2b0 [ 15.255870] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 15.260550] ? is_bpf_text_address+0xd7/0x170 [ 15.265037] ? kernel_text_address+0x79/0xf0 [ 15.269434] ? lock_downgrade+0x8f0/0x8f0 [ 15.273559] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.279070] ? rtnl_get_link+0x170/0x370 [ 15.283118] ? rtnl_dump_all+0x600/0x600 [ 15.287159] ? ns_capable_common+0x13f/0x170 [ 15.291547] ? rtnl_link_unregister+0x390/0x390 [ 15.296192] rtnetlink_rcv_msg+0x46e/0xc30 [ 15.300405] ? rtnetlink_put_metrics+0x690/0x690 [ 15.305142] netlink_rcv_skb+0x172/0x440 [ 15.309178] ? rtnetlink_put_metrics+0x690/0x690 [ 15.313911] ? netlink_ack+0xbe0/0xbe0 [ 15.317777] rtnetlink_rcv+0x1c/0x20 [ 15.321468] netlink_unicast+0x5a0/0x760 [ 15.325508] ? netlink_attachskb+0x9a0/0x9a0 [ 15.329894] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.335494] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 15.340489] netlink_sendmsg+0xa18/0xfc0 [ 15.344528] ? netlink_unicast+0x760/0x760 [ 15.348741] ? move_addr_to_kernel.part.20+0x100/0x100 [ 15.353994] ? security_socket_sendmsg+0x94/0xc0 [ 15.358728] ? netlink_unicast+0x760/0x760 [ 15.362939] sock_sendmsg+0xd5/0x120 [ 15.366633] ___sys_sendmsg+0x7fd/0x930 [ 15.370584] ? copy_msghdr_from_user+0x580/0x580 [ 15.375320] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 15.380326] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.385847] ? __fget_light+0x2f7/0x440 [ 15.389801] ? lock_acquire+0x1e4/0x540 [ 15.393752] ? fget_raw+0x20/0x20 [ 15.397182] ? lock_release+0xa30/0xa30 [ 15.401134] ? lock_release+0xa30/0xa30 [ 15.405083] ? lock_downgrade+0x8f0/0x8f0 [ 15.409220] ? mem_cgroup_from_task+0xcb/0x1f0 [ 15.413780] ? __do_page_fault+0x664/0xe50 [ 15.418003] ? lock_downgrade+0x8f0/0x8f0 [ 15.422151] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.427684] ? sockfd_lookup_light+0xc5/0x160 [ 15.432173] __sys_sendmsg+0x11d/0x290 [ 15.436061] ? __ia32_sys_shutdown+0x80/0x80 [ 15.440471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.446005] ? __do_page_fault+0x449/0xe50 [ 15.450253] ? syscall_slow_exit_work+0x500/0x500 [ 15.455093] __x64_sys_sendmsg+0x78/0xb0 [ 15.459152] do_syscall_64+0x1b9/0x820 [ 15.463035] ? syscall_return_slowpath+0x5e0/0x5e0 [ 15.467964] ? syscall_return_slowpath+0x31d/0x5e0 [ 15.472895] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 15.477906] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.483443] ? prepare_exit_to_usermode+0x291/0x3b0 [ 15.488457] ? perf_trace_sys_enter+0xb10/0xb10 [ 15.493127] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 15.497972] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 15.503160] RIP: 0033:0x7f0a9ec87320 [ 15.506872] 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 [ 15.525763] RSP: 002b:00007ffecb034368 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 15.533467] RAX: ffffffffffffffda RBX: 00007ffecb038460 RCX: 00007f0a9ec87320 [ 15.540730] RDX: 0000000000000000 RSI: 00007ffecb0343a0 RDI: 0000000000000003 [ 15.547996] RBP: 00007ffecb0343a0 R08: 0000000000000000 R09: 000000000000000f [ 15.555347] R10: 0000000000000000 R11: 0000000000000246 R12: 000000005b5b0650 [ 15.562613] R13: 0000000000000000 R14: 00000000006395c0 R15: 00007ffecb038c38 [ 15.569879] [ 15.571498] Allocated by task 1: [ 15.574878] save_stack+0x43/0xd0 [ 15.578325] kasan_kmalloc+0xc4/0xe0 [ 15.582034] __kmalloc+0x14e/0x760 [ 15.585573] init_vqs+0x127/0x1520 [ 15.589108] virtnet_probe+0x1092/0x2260 [ 15.593164] virtio_dev_probe+0x592/0x942 [ 15.597306] really_probe+0x5be/0x850 [ 15.601100] driver_probe_device+0x108/0x210 [ 15.605500] __driver_attach+0x28b/0x2f0 [ 15.609558] bus_for_each_dev+0x15d/0x1f0 [ 15.613702] driver_attach+0x3d/0x50 [ 15.617413] bus_add_driver+0x4b2/0x600 [ 15.621383] driver_register+0x1c8/0x320 [ 15.625442] register_virtio_driver+0x79/0xd0 [ 15.629930] virtio_net_driver_init+0x8d/0xc9 [ 15.634419] do_one_initcall+0x127/0x913 [ 15.638482] kernel_init_freeable+0x4bb/0x5ae [ 15.642972] kernel_init+0x11/0x1b3 [ 15.646591] ret_from_fork+0x3a/0x50 [ 15.650288] [ 15.651908] Freed by task 0: [ 15.654911] (stack is not available) [ 15.658608] [ 15.660228] The buggy address belongs to the object at ffff8801cee08640 [ 15.660228] which belongs to the cache kmalloc-4096 of size 4096 [ 15.673051] The buggy address is located 2800 bytes inside of [ 15.673051] 4096-byte region [ffff8801cee08640, ffff8801cee09640) [ 15.685086] The buggy address belongs to the page: [ 15.690012] page:ffffea00073b8200 count:1 mapcount:0 mapping:ffff8801dac00dc0 index:0x0 compound_mapcount: 0 [ 15.699979] flags: 0x2fffc0000008100(slab|head) [ 15.704650] raw: 02fffc0000008100 ffffea00073b6d88 ffffea00073b8288 ffff8801dac00dc0 [ 15.712534] raw: 0000000000000000 ffff8801cee08640 0000000100000001 0000000000000000 [ 15.720402] page dumped because: kasan: bad access detected [ 15.726096] [ 15.727711] Memory state around the buggy address: [ 15.732634] ffff8801cee09000: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.739984] ffff8801cee09080: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.747332] >ffff8801cee09100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.754682] ^ [ 15.759605] ffff8801cee09180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.767042] ffff8801cee09200: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.774387] ================================================================== [ 15.781771] Kernel panic - not syncing: panic_on_warn set ... [ 15.781771] [ 15.789132] CPU: 0 PID: 4005 Comm: ip Tainted: G B 4.18.0-rc6-next-20180727+ #21 [ 15.797955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 15.807297] Call Trace: [ 15.809869] [ 15.812021] dump_stack+0x1c9/0x2b4 [ 15.815655] ? dump_stack_print_info.cold.2+0x52/0x52 [ 15.820851] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 15.825607] panic+0x238/0x4e7 [ 15.828798] ? add_taint.cold.5+0x16/0x16 [ 15.832951] ? do_raw_spin_unlock+0xa7/0x2f0 [ 15.837354] ? virtnet_poll+0x111a/0x1226 [ 15.841493] kasan_end_report+0x47/0x4f [ 15.845457] kasan_report.cold.7+0x76/0x30d [ 15.849777] __asan_report_load8_noabort+0x14/0x20 [ 15.854704] virtnet_poll+0x111a/0x1226 [ 15.858683] ? receive_buf+0x2d30/0x2d30 [ 15.862743] ? trace_hardirqs_on+0x10/0x10 [ 15.866976] ? lock_release+0xa30/0xa30 [ 15.870948] ? nohz_balance_enter_idle+0x680/0x680 [ 15.875873] ? cpuacct_css_alloc+0x160/0x160 [ 15.880285] net_rx_action+0x7a5/0x1920 [ 15.884264] ? napi_complete_done+0x6d0/0x6d0 [ 15.888752] ? kasan_check_write+0x14/0x20 [ 15.892984] ? do_raw_spin_lock+0xc1/0x200 [ 15.897219] ? trace_hardirqs_on+0xd/0x10 [ 15.901359] ? __run_timers+0xa37/0xc70 [ 15.905333] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 15.910694] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 15.915709] ? enqueue_hrtimer+0x18e/0x540 [ 15.919945] ? kasan_check_write+0x14/0x20 [ 15.924177] ? do_raw_spin_lock+0xc1/0x200 [ 15.928416] ? clockevents_program_event+0x158/0x370 [ 15.933514] ? lock_downgrade+0x8f0/0x8f0 [ 15.937663] ? pvclock_read_flags+0x160/0x160 [ 15.942158] ? __local_bh_enable+0xef/0x130 [ 15.946476] ? __do_softirq+0x780/0xb17 [ 15.950448] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 15.955543] ? kasan_check_read+0x11/0x20 [ 15.959685] ? rcu_nmi_exit+0xe0/0x2d0 [ 15.963569] ? rcu_idle_enter+0x480/0x480 [ 15.967714] ? clockevents_program_event+0x140/0x370 [ 15.972814] ? tick_program_event+0xb2/0x130 [ 15.977215] ? do_softirq_own_stack+0x2a/0x40 [ 15.981706] __do_softirq+0x2e8/0xb17 [ 15.985505] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 15.990603] ? irq_exit+0xbb/0x210 [ 15.994143] ? smp_apic_timer_interrupt+0x186/0x730 [ 15.999155] ? smp_call_function_single_interrupt+0x660/0x660 [ 16.005038] ? kvm_sched_clock_read+0x18/0x30 [ 16.009529] ? sched_clock+0x31/0x40 [ 16.013238] ? sched_clock_cpu+0x1b/0x170 [ 16.017765] ? task_prio+0x50/0x50 [ 16.021305] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 16.026144] do_softirq_own_stack+0x2a/0x40 [ 16.030449] [ 16.032688] do_softirq.part.18+0x155/0x1a0 [ 16.037005] ? virtnet_napi_enable+0x46/0xb0 [ 16.041409] __local_bh_enable_ip+0x1ec/0x230 [ 16.045906] virtnet_napi_enable+0x8c/0xb0 [ 16.050220] virtnet_open+0x16d/0x4d0 [ 16.053999] ? refill_work+0x200/0x200 [ 16.057863] __dev_open+0x26d/0x410 [ 16.061469] ? dev_set_rx_mode+0x40/0x40 [ 16.065508] ? __local_bh_enable_ip+0x161/0x230 [ 16.070154] __dev_change_flags+0x739/0x9c0 [ 16.074455] ? kernel_poison_pages+0x136/0x220 [ 16.079011] ? dev_set_allmulti+0x30/0x30 [ 16.083139] ? get_page_from_freelist+0x107a/0x4620 [ 16.088134] ? validate_linkmsg+0x277/0xa40 [ 16.092435] ? rtnl_stats_dump+0xaa0/0xaa0 [ 16.096646] dev_change_flags+0x89/0x150 [ 16.100685] do_setlink+0xb16/0x3dd0 [ 16.104377] ? __isolate_free_page+0x690/0x690 [ 16.108933] ? fs_reclaim_acquire+0x20/0x20 [ 16.113233] ? lock_downgrade+0x8f0/0x8f0 [ 16.117361] ? validate_linkmsg+0xa40/0xa40 [ 16.121660] ? lru_cache_add+0x232/0x460 [ 16.125697] ? lru_cache_add_file+0x20/0x20 [ 16.129995] ? trace_hardirqs_on+0x10/0x10 [ 16.134205] ? trace_hardirqs_on+0x10/0x10 [ 16.138428] ? trace_hardirqs_on+0x10/0x10 [ 16.142640] ? trace_hardirqs_on+0x10/0x10 [ 16.146861] ? __handle_mm_fault+0x2a73/0x4470 [ 16.151421] ? lock_downgrade+0x8f0/0x8f0 [ 16.155549] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 16.161062] ? rtnl_is_locked+0xb5/0xf0 [ 16.165011] ? validate_linkmsg+0x277/0xa40 [ 16.169309] ? memset+0x31/0x40 [ 16.172570] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 16.178080] ? rtnl_stats_dump+0xaa0/0xaa0 [ 16.182293] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 16.187805] ? netdev_master_upper_dev_get+0x173/0x250 [ 16.193057] ? __dev_get_by_flags+0x1d0/0x1d0 [ 16.197530] rtnl_newlink+0x138d/0x1d60 [ 16.201485] ? rtnl_link_unregister+0x390/0x390 [ 16.206139] ? lock_acquire+0x1e4/0x540 [ 16.210088] ? is_bpf_text_address+0xae/0x170 [ 16.214559] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 16.219554] ? mem_cgroup_update_lru_size+0xd0/0xd0 [ 16.224547] ? trace_hardirqs_on+0x10/0x10 [ 16.228759] ? lock_acquire+0x1e4/0x540 [ 16.232710] ? is_bpf_text_address+0xae/0x170 [ 16.237182] ? lock_downgrade+0x8f0/0x8f0 [ 16.241323] ? lock_acquire+0x1e4/0x540 [ 16.245280] ? rtnetlink_rcv_msg+0x412/0xc30 [ 16.249666] ? lock_release+0xa30/0xa30 [ 16.253618] ? check_same_owner+0x340/0x340 [ 16.257924] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 16.262919] ? rcu_note_context_switch+0x730/0x730 [ 16.267826] ? kasan_check_write+0x14/0x20 [ 16.272038] ? __mutex_lock+0x6d0/0x1700 [ 16.276076] ? rtnetlink_rcv_msg+0x412/0xc30 [ 16.280463] ? mutex_trylock+0x2b0/0x2b0 [ 16.284501] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 16.289147] ? is_bpf_text_address+0xd7/0x170 [ 16.293621] ? kernel_text_address+0x79/0xf0 [ 16.298013] ? lock_downgrade+0x8f0/0x8f0 [ 16.302138] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 16.307650] ? rtnl_get_link+0x170/0x370 [ 16.311687] ? rtnl_dump_all+0x600/0x600 [ 16.315726] ? ns_capable_common+0x13f/0x170 [ 16.320121] ? rtnl_link_unregister+0x390/0x390 [ 16.324778] rtnetlink_rcv_msg+0x46e/0xc30 [ 16.329001] ? rtnetlink_put_metrics+0x690/0x690 [ 16.333736] netlink_rcv_skb+0x172/0x440 [ 16.337786] ? rtnetlink_put_metrics+0x690/0x690 [ 16.342519] ? netlink_ack+0xbe0/0xbe0 [ 16.346386] rtnetlink_rcv+0x1c/0x20 [ 16.350077] netlink_unicast+0x5a0/0x760 [ 16.354127] ? netlink_attachskb+0x9a0/0x9a0 [ 16.358513] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 16.364028] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 16.369023] netlink_sendmsg+0xa18/0xfc0 [ 16.373064] ? netlink_unicast+0x760/0x760 [ 16.377277] ? move_addr_to_kernel.part.20+0x100/0x100 [ 16.382533] ? security_socket_sendmsg+0x94/0xc0 [ 16.387264] ? netlink_unicast+0x760/0x760 [ 16.391476] sock_sendmsg+0xd5/0x120 [ 16.395167] ___sys_sendmsg+0x7fd/0x930 [ 16.399120] ? copy_msghdr_from_user+0x580/0x580 [ 16.403854] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 16.408847] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 16.414367] ? __fget_light+0x2f7/0x440 [ 16.418328] ? lock_acquire+0x1e4/0x540 [ 16.422284] ? fget_raw+0x20/0x20 [ 16.425718] ? lock_release+0xa30/0xa30 [ 16.429668] ? lock_release+0xa30/0xa30 [ 16.433625] ? lock_downgrade+0x8f0/0x8f0 [ 16.437772] ? mem_cgroup_from_task+0xcb/0x1f0 [ 16.442341] ? __do_page_fault+0x664/0xe50 [ 16.446557] ? lock_downgrade+0x8f0/0x8f0 [ 16.450685] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 16.456197] ? sockfd_lookup_light+0xc5/0x160 [ 16.460669] __sys_sendmsg+0x11d/0x290 [ 16.464538] ? __ia32_sys_shutdown+0x80/0x80 [ 16.468926] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 16.474447] ? __do_page_fault+0x449/0xe50 [ 16.478662] ? syscall_slow_exit_work+0x500/0x500 [ 16.483489] __x64_sys_sendmsg+0x78/0xb0 [ 16.487538] do_syscall_64+0x1b9/0x820 [ 16.491420] ? syscall_return_slowpath+0x5e0/0x5e0 [ 16.496333] ? syscall_return_slowpath+0x31d/0x5e0 [ 16.501256] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 16.506250] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 16.511768] ? prepare_exit_to_usermode+0x291/0x3b0 [ 16.516764] ? perf_trace_sys_enter+0xb10/0xb10 [ 16.521410] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 16.526233] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 16.531398] RIP: 0033:0x7f0a9ec87320 [ 16.535092] 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 [ 16.553977] RSP: 002b:00007ffecb034368 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 16.561662] RAX: ffffffffffffffda RBX: 00007ffecb038460 RCX: 00007f0a9ec87320 [ 16.568906] RDX: 0000000000000000 RSI: 00007ffecb0343a0 RDI: 0000000000000003 [ 16.576152] RBP: 00007ffecb0343a0 R08: 0000000000000000 R09: 000000000000000f [ 16.583398] R10: 0000000000000000 R11: 0000000000000246 R12: 000000005b5b0650 [ 16.590644] R13: 0000000000000000 R14: 00000000006395c0 R15: 00007ffecb038c38 [ 16.598398] Dumping ftrace buffer: [ 16.601914] (ftrace buffer empty) [ 16.605600] Kernel Offset: disabled [ 16.609203] Rebooting in 86400 seconds..