ooting the kernel. [ 0.000000] Linux version 4.18.0-rc7-next-20180731+ (syzkaller@ci) (gcc version 8.0.1 20180413 (experimental) (GCC)) #27 SMP Tue Jul 31 08:28:26 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 8d19001, primary cpu clock [ 0.000003] kvm-clock: using sched offset of 3315306619 cycles [ 0.000820] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003019] tsc: Detected 2300.000 MHz processor [ 0.006454] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.007320] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.008318] last_pfn = 0xbfff3 max_arch_pfn = 0x400000000 [ 0.012240] found SMP MP-table at [mem 0x000f2310-0x000f231f] mapped at [(____ptrval____)] [ 0.013538] Scanning 1 areas for low memory corruption [ 0.014266] Using GB pages for direct mapping [ 0.016627] ACPI: Early table checksum verification disabled [ 0.017558] ACPI: RSDP 0x00000000000F22D0 000014 (v00 Google) [ 0.018422] ACPI: RSDT 0x00000000BFFF3430 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.019569] ACPI: FACP 0x00000000BFFFCF60 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.020780] ACPI: DSDT 0x00000000BFFF3470 0017B2 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.021949] ACPI: FACS 0x00000000BFFFCF00 000040 [ 0.022607] ACPI: FACS 0x00000000BFFFCF00 000040 [ 0.023228] ACPI: SSDT 0x00000000BFFF65F0 00690D (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.024649] ACPI: APIC 0x00000000BFFF5D10 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.025864] ACPI: WAET 0x00000000BFFF5CE0 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.027075] ACPI: SRAT 0x00000000BFFF4C30 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.028711] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.029400] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.029991] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.030797] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.031602] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.032490] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.033841] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.035237] NODE_DATA(0) allocated [mem 0x21fffa000-0x21fffdfff] [ 0.083559] Zone ranges: [ 0.083944] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.084822] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.085678] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.086568] Movable zone start for each node [ 0.087152] Early memory node ranges [ 0.087632] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.088455] node 0: [mem 0x0000000000100000-0x00000000bfff2fff] [ 0.089499] node 0: [mem 0x0000000100000000-0x000000021fffffff] [ 0.090375] Reserved but unavailable: 111 pages [ 0.090383] Initmem setup node 0 [mem 0x0000000000001000-0x000000021fffffff] [ 0.595810] kasan: KernelAddressSanitizer initialized [ 0.597072] ACPI: PM-Timer IO Port: 0xb008 [ 0.597642] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.598533] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.599490] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.600424] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.601333] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.602222] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.603132] Using ACPI (MADT) for SMP configuration information [ 0.603913] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.604662] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.605594] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.606453] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.607363] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.608224] PM: Registered nosave memory: [mem 0xbfff3000-0xbfffffff] [ 0.609130] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.609973] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.610852] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.611665] Booting paravirtualized kernel on KVM [ 0.612312] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.613738] random: get_random_bytes called from start_kernel+0x112/0x94e with crng_init=0 [ 0.614833] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1 [ 0.616882] percpu: Embedded 56 pages/cpu @(____ptrval____) s188872 r8192 d32312 u1048576 [ 0.618119] Built 1 zonelists, mobility grouping on. Total pages: 1935228 [ 0.619087] Policy zone: Normal [ 0.619548] 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 [ 1.330421] Memory: 6519752K/7863876K available (96284K kernel code, 11045K rwdata, 13616K rodata, 3900K init, 23100K bss, 1344124K reserved, 0K cma-reserved) [ 1.334621] Running RCU self tests [ 1.335154] rcu: Hierarchical RCU implementation. [ 1.335815] rcu: RCU lockdep checking is enabled. [ 1.336447] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.337309] rcu: RCU callback double-/use-after-free debug enabled. [ 1.338168] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.344943] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.347370] Console: colour VGA+ 80x25 [ 1.347937] console [ttyS0] enabled [ 1.347937] console [ttyS0] enabled [ 1.348891] bootconsole [earlyser0] disabled [ 1.348891] bootconsole [earlyser0] disabled [ 1.350039] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.351132] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.351705] ... MAX_LOCK_DEPTH: 48 [ 1.352338] ... MAX_LOCKDEP_KEYS: 8191 [ 1.352982] ... CLASSHASH_SIZE: 4096 [ 1.353668] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.354346] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.355061] ... CHAINHASH_SIZE: 32768 [ 1.355676] memory used by lock dependency info: 7391 kB [ 1.356414] per task-struct memory footprint: 1920 bytes [ 1.359082] ACPI: Core revision 20180629 [ 1.360504] APIC: Switch to symmetric I/O mode setup [ 1.361843] x2apic enabled [ 1.363765] Switched APIC routing to physical x2apic. [ 1.367664] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.368598] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.370051] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=2300000) [ 1.371030] pid_max: default: 32768 minimum: 301 [ 1.372426] Security Framework initialized [ 1.373033] Yama: becoming mindful. [ 1.373571] SELinux: Initializing. [ 1.374356] AppArmor: AppArmor disabled by boot time parameter [ 1.380233] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes) [ 1.383482] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 1.384154] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.386040] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.389400] CPU: Physical Processor ID: 0 [ 1.390044] mce: CPU supports 32 MCE banks [ 1.390763] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.391031] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.392048] Spectre V2 : Mitigation: Full generic retpoline [ 1.393029] Speculative Store Bypass: Vulnerable [ 1.394790] Freeing SMP alternatives memory: 64K [ 1.398021] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.399357] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.400265] rcu: Hierarchical SRCU implementation. [ 1.402114] NMI watchdog: Perf event create on CPU 0 failed with -2 [ 1.402972] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.404310] smp: Bringing up secondary CPUs ... [ 1.406464] x86: Booting SMP configuration: [ 1.407035] .... node #0, CPUs: #1 [ 0.018868] kvm-clock: cpu 1, msr 8d19041, secondary cpu clock [ 1.409051] smp: Brought up 1 node, 2 CPUs [ 1.410706] smpboot: Max logical packages: 1 [ 1.411033] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.415161] devtmpfs: initialized [ 1.424354] kworker/u4:0 (23) used greatest stack depth: 23664 bytes left [ 1.425292] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 1.427076] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.428707] xor: automatically using best checksumming function avx [ 1.430565] RTC time: 8:32:19, date: 07/31/18 [ 1.439164] NET: Registered protocol family 16 [ 1.441968] audit: initializing netlink subsys (disabled) [ 1.443070] audit: type=2000 audit(1533025939.192:1): state=initialized audit_enabled=0 res=1 [ 1.447154] cpuidle: using governor menu [ 1.448431] ACPI: bus type PCI registered [ 1.450731] PCI: Using configuration type 1 for base access [ 1.468834] kworker/u4:0 (66) used greatest stack depth: 23608 bytes left [ 1.551563] kworker/u4:2 (366) used greatest stack depth: 22640 bytes left [ 1.554396] kworker/u4:3 (376) used greatest stack depth: 22056 bytes left [ 1.665070] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 1.668390] cryptd: max_cpu_qlen set to 1000 [ 1.686309] raid6: sse2x1 gen() 1589 MB/s [ 1.703302] raid6: sse2x1 xor() 1029 MB/s [ 1.720305] raid6: sse2x2 gen() 3828 MB/s [ 1.737297] raid6: sse2x2 xor() 1984 MB/s [ 1.754294] raid6: sse2x4 gen() 6027 MB/s [ 1.771287] raid6: sse2x4 xor() 3287 MB/s [ 1.788303] raid6: avx2x1 gen() 2945 MB/s [ 1.805301] raid6: avx2x1 xor() 2078 MB/s [ 1.822297] raid6: avx2x2 gen() 7464 MB/s [ 1.839297] raid6: avx2x2 xor() 3763 MB/s [ 1.856286] raid6: avx2x4 gen() 11484 MB/s [ 1.873289] raid6: avx2x4 xor() 6398 MB/s [ 1.873917] raid6: using algorithm avx2x4 gen() 11484 MB/s [ 1.875031] raid6: .... xor() 6398 MB/s, rmw enabled [ 1.876034] raid6: using avx2x2 recovery algorithm [ 1.877602] ACPI: Added _OSI(Module Device) [ 1.878116] ACPI: Added _OSI(Processor Device) [ 1.879038] ACPI: Added _OSI(3.0 _SCP Extensions) [ 1.879038] ACPI: Added _OSI(Processor Aggregator Device) [ 1.879803] ACPI: Added _OSI(Linux-Dell-Video) [ 1.881039] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 2.068643] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 2.552092] ACPI: Interpreter enabled [ 2.552925] ACPI: (supports S0 S3 S4 S5) [ 2.554034] ACPI: Using IOAPIC for interrupt routing [ 2.555026] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.557683] ACPI: Enabled 16 GPEs in block 00 to 0F [ 3.157051] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.158063] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 3.159156] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 3.160201] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 3.165349] PCI host bridge to bus 0000:00 [ 3.166046] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.166978] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.168042] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.169041] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 3.170037] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.203856] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 3.255166] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 3.258117] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 3.260957] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 3.263833] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 3.266037] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 3.624216] vgaarb: loaded [ 3.626263] SCSI subsystem initialized [ 3.628276] ACPI: bus type USB registered [ 3.629540] usbcore: registered new interface driver usbfs [ 3.631027] usbcore: registered new interface driver hub [ 3.632339] usbcore: registered new device driver usb [ 3.633560] pps_core: LinuxPPS API ver. 1 registered [ 3.635053] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 3.636075] PTP clock support registered [ 3.638454] EDAC MC: Ver: 3.0.0 [ 3.644214] Advanced Linux Sound Architecture Driver Initialized. [ 3.645350] PCI: Using ACPI for IRQ routing [ 3.648494] Bluetooth: Core ver 2.22 [ 3.649152] NET: Registered protocol family 31 [ 3.649869] Bluetooth: HCI device and connection manager initialized [ 3.650066] Bluetooth: HCI socket layer initialized [ 3.651061] Bluetooth: L2CAP socket layer initialized [ 3.652311] Bluetooth: SCO socket layer initialized [ 3.653102] NET: Registered protocol family 8 [ 3.653722] NET: Registered protocol family 20 [ 3.654261] NetLabel: Initializing [ 3.655046] NetLabel: domain hash size = 128 [ 3.656064] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 3.657240] NetLabel: unlabeled traffic allowed by default [ 3.659150] nfc: nfc_init: NFC Core ver 0.1 [ 3.660137] NET: Registered protocol family 39 [ 3.661893] clocksource: Switched to clocksource kvm-clock [ 4.125399] VFS: Disk quotas dquot_6.6.0 [ 4.126331] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 4.127834] FS-Cache: Loaded [ 4.128994] CacheFiles: Loaded [ 4.129801] pnp: PnP ACPI init [ 4.140782] pnp: PnP ACPI: found 7 devices [ 4.182716] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.184985] NET: Registered protocol family 2 [ 4.187573] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes) [ 4.189176] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 4.192431] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 4.197329] TCP: Hash tables configured (established 65536 bind 65536) [ 4.199355] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 4.200773] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 4.202614] NET: Registered protocol family 1 [ 4.204646] RPC: Registered named UNIX socket transport module. [ 4.205632] RPC: Registered udp transport module. [ 4.206478] RPC: Registered tcp transport module. [ 4.207193] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.209293] NET: Registered protocol family 44 [ 4.209980] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.212288] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.213271] software IO TLB: mapped [mem 0xbbff3000-0xbfff3000] (64MB) [ 4.215286] RAPL PMU: API unit is 2^-32 Joules, 3 fixed counters, 10737418240 ms ovfl timer [ 4.216451] RAPL PMU: hw unit of domain pp0-core 2^-0 Joules [ 4.217256] RAPL PMU: hw unit of domain package 2^-0 Joules [ 4.218154] RAPL PMU: hw unit of domain dram 2^-16 Joules [ 4.219212] VPID CAP should not exist if not support 1-setting enable VPID VM-execution control [ 4.222133] kvm: already loaded the other module [ 4.222800] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 4.224459] Machine check injector initialized [ 4.228393] Scanning for low memory corruption every 60 seconds [ 4.266403] Initialise system trusted keyrings [ 4.267954] workingset: timestamp_bits=41 max_order=21 bucket_order=0 [ 4.272809] DLM installed [ 4.275149] NFS: Registering the id_resolver key type [ 4.275968] Key type id_resolver registered [ 4.276739] Key type id_legacy registered [ 4.277423] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 4.278472] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 4.280994] ntfs: driver 2.1.32 [Flags: R/W]. [ 4.282212] fuse init (API version 7.27) [ 4.284333] JFS: nTxBlock = 8192, nTxLock = 65536 [ 4.291976] SGI XFS with ACLs, security attributes, realtime, no debug enabled [ 4.295548] 9p: Installing v9fs 9p2000 file system support [ 4.296420] FS-Cache: Netfs '9p' registered for caching [ 4.299233] gfs2: GFS2 installed [ 4.300949] FS-Cache: Netfs 'ceph' registered for caching [ 4.301747] ceph: loaded (mds proto 32) [ 4.331981] NET: Registered protocol family 38 [ 4.333588] async_tx: api initialized (async) [ 4.334319] Key type asymmetric registered [ 4.334923] Asymmetric key parser 'x509' registered [ 4.335878] Key type pkcs7_test registered [ 4.336638] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 4.338203] io scheduler noop registered [ 4.338763] io scheduler deadline registered [ 4.339632] io scheduler cfq registered (default) [ 4.340351] io scheduler mq-deadline registered [ 4.340982] io scheduler kyber registered [ 4.341674] io scheduler bfq registered [ 4.346980] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 4.348396] ACPI: Power Button [PWRF] [ 4.349653] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 4.350957] ACPI: Sleep Button [SLPF] [ 4.365718] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 4.366604] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 4.377406] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 4.378237] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 4.383885] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 4.406800] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 4.432393] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 4.457490] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 4.482622] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 4.490590] Non-volatile memory driver v1.3 [ 4.492203] Linux agpgart interface v0.103 [ 4.531819] brd: module loaded [ 4.552307] loop: module loaded [ 4.596358] null: module loaded [ 4.599761] nfcsim 0.2 initialized [ 4.601330] Loading iSCSI transport class v2.0-870. [ 4.617347] scsi host0: Virtio SCSI HBA [ 4.671923] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 5.011017] random: fast init done [ 5.424198] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 5.424823] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 5.426324] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 5.429717] sd 0:0:1:0: [sda] Write Protect is off [ 5.430781] Ethernet Channel Bonding Driver: v3.7.1 (April 27, 2011) [ 5.434437] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 5.451636] sda: sda1 [ 5.451642] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 5.457881] MACsec IEEE 802.1AE [ 5.459304] tun: Universal TUN/TAP device driver, 1.6 [ 5.462968] sd 0:0:1:0: [sda] Attached SCSI disk [ 5.483001] [ 5.483469] ============================================ [ 5.483895] WARNING: possible recursive locking detected [ 5.483895] 4.18.0-rc7-next-20180731+ #27 Not tainted [ 5.483895] -------------------------------------------- [ 5.483895] swapper/0/1 is trying to acquire lock: [ 5.483895] 0000000033f75043 (cpu_hotplug_lock.rw_sem){++++}, at: static_key_slow_inc+0x12/0x30 [ 5.483895] [ 5.483895] but task is already holding lock: [ 5.483895] 0000000033f75043 (cpu_hotplug_lock.rw_sem){++++}, at: init_vqs+0xe1a/0x1520 [ 5.483895] [ 5.483895] other info that might help us debug this: [ 5.483895] Possible unsafe locking scenario: [ 5.483895] [ 5.483895] CPU0 [ 5.483895] ---- [ 5.483895] lock(cpu_hotplug_lock.rw_sem); [ 5.483895] lock(cpu_hotplug_lock.rw_sem); [ 5.483895] [ 5.483895] *** DEADLOCK *** [ 5.483895] [ 5.483895] May be due to missing lock nesting notation [ 5.483895] [ 5.483895] 3 locks held by swapper/0/1: [ 5.483895] #0: 00000000ecb9b38c (&dev->mutex){....}, at: __driver_attach+0x15f/0x2f0 [ 5.483895] #1: 0000000033f75043 (cpu_hotplug_lock.rw_sem){++++}, at: init_vqs+0xe1a/0x1520 [ 5.483895] #2: 00000000cdfe1836 (xps_map_mutex){+.+.}, at: __netif_set_xps_queue+0x243/0x23f0 [ 5.483895] [ 5.483895] stack backtrace: [ 5.483895] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.18.0-rc7-next-20180731+ #27 [ 5.483895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 5.483895] Call Trace: [ 5.483895] dump_stack+0x1c9/0x2b4 [ 5.483895] ? dump_stack_print_info.cold.2+0x52/0x52 [ 5.483895] ? init_vqs+0xe1a/0x1520 [ 5.483895] ? vprintk_func+0x81/0x117 [ 5.483895] __lock_acquire.cold.65+0x1fb/0x486 [ 5.483895] ? trace_hardirqs_on+0x10/0x10 [ 5.483895] ? lock_downgrade+0x8f0/0x8f0 [ 5.483895] ? mark_held_locks+0xc9/0x160 [ 5.483895] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 5.483895] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 5.483895] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 5.483895] ? trace_hardirqs_on+0xd/0x10 [ 5.483895] ? depot_save_stack+0x291/0x470 [ 5.483895] ? save_stack+0xa9/0xd0 [ 5.483895] ? save_stack+0x43/0xd0 [ 5.483895] ? kasan_kmalloc+0xc4/0xe0 [ 5.483895] ? __kmalloc_node+0x47/0x70 [ 5.483895] ? __netif_set_xps_queue+0xa80/0x23f0 [ 5.483895] ? netif_set_xps_queue+0x26/0x30 [ 5.483895] ? virtnet_set_affinity+0x2ba/0x4b0 [ 5.483895] ? init_vqs+0xe22/0x1520 [ 5.483895] ? graph_lock+0x170/0x170 [ 5.483895] ? driver_probe_device+0x108/0x210 [ 5.483895] ? __driver_attach+0x28b/0x2f0 [ 5.483895] ? bus_for_each_dev+0x15d/0x1f0 [ 5.483895] ? driver_attach+0x3d/0x50 [ 5.483895] ? bus_add_driver+0x4b2/0x600 [ 5.483895] ? driver_register+0x1c8/0x320 [ 5.483895] ? register_virtio_driver+0x79/0xd0 [ 5.483895] ? virtio_net_driver_init+0x8d/0xc9 [ 5.483895] ? do_one_initcall+0x127/0x913 [ 5.483895] ? kernel_init_freeable+0x4bb/0x5ae [ 5.483895] ? kernel_init+0x11/0x1b3 [ 5.483895] ? ret_from_fork+0x3a/0x50 [ 5.483895] lock_acquire+0x1e4/0x540 [ 5.483895] ? static_key_slow_inc+0x12/0x30 [ 5.483895] ? lock_release+0xa30/0xa30 [ 5.483895] ? check_same_owner+0x340/0x340 [ 5.483895] ? rcu_read_lock_sched_held+0x108/0x120 [ 5.483895] ? rcu_note_context_switch+0x730/0x730 [ 5.483895] cpus_read_lock+0x43/0xa0 [ 5.483895] ? static_key_slow_inc+0x12/0x30 [ 5.483895] static_key_slow_inc+0x12/0x30 [ 5.483895] __netif_set_xps_queue+0xaac/0x23f0 [ 5.483895] ? dev_get_alias+0x350/0x350 [ 5.483895] ? lock_downgrade+0x8f0/0x8f0 [ 5.483895] ? mark_held_locks+0xc9/0x160 [ 5.483895] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 5.483895] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 5.483895] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 5.483895] ? trace_hardirqs_on+0xd/0x10 [ 5.483895] ? __irq_set_affinity+0x62/0x80 [ 5.483895] ? irq_set_affinity_hint+0x107/0x170 [ 5.483895] ? __irq_set_affinity+0x80/0x80 [ 5.483895] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 5.483895] ? vp_bus_name+0xc0/0xc0 [ 5.483895] netif_set_xps_queue+0x26/0x30 [ 5.483895] virtnet_set_affinity+0x2ba/0x4b0 [ 5.483895] init_vqs+0xe22/0x1520 [ 5.483895] ? xdp_linearize_page.isra.35+0x980/0x980 [ 5.483895] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 5.483895] ? virtio_check_driver_offered_feature+0x2ad/0x330 [ 5.483895] virtnet_probe+0x1092/0x2260 [ 5.483895] ? virtnet_restore+0x6b0/0x6b0 [ 5.483895] ? kill_rules+0x8d2/0x950 [ 5.483895] ? virtio_check_driver_offered_feature+0x2ad/0x330 [ 5.483895] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 5.483895] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 5.483895] ? iowrite32+0x66/0x90 [ 5.483895] ? vp_finalize_features+0x87/0xb0 [ 5.483895] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 5.483895] virtio_dev_probe+0x592/0x942 [ 5.483895] ? virtio_device_restore+0x4f0/0x4f0 [ 5.483895] really_probe+0x5be/0x850 [ 5.483895] ? device_attach+0x20/0x20 [ 5.483895] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 5.483895] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 5.483895] ? trace_hardirqs_on+0xd/0x10 [ 5.483895] driver_probe_device+0x108/0x210 [ 5.483895] __driver_attach+0x28b/0x2f0 [ 5.483895] ? driver_probe_device+0x210/0x210 [ 5.483895] bus_for_each_dev+0x15d/0x1f0 [ 5.483895] ? subsys_dev_iter_exit+0x20/0x20 [ 5.483895] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 5.483895] driver_attach+0x3d/0x50 [ 5.483895] bus_add_driver+0x4b2/0x600 [ 5.483895] driver_register+0x1c8/0x320 [ 5.483895] ? virtnet_set_channels+0x2b0/0x2b0 [ 5.483895] register_virtio_driver+0x79/0xd0 [ 5.483895] ? veth_init+0x17/0x17 [ 5.483895] virtio_net_driver_init+0x8d/0xc9 [ 5.483895] do_one_initcall+0x127/0x913 [ 5.483895] ? perf_trace_initcall_level+0x780/0x780 [ 5.483895] ? kasan_check_read+0x11/0x20 [ 5.483895] ? rcu_is_watching+0x8c/0x150 [ 5.483895] ? rcu_pm_notify+0xc0/0xc0 [ 5.483895] ? trace_initcall_level+0x2e3/0x321 [ 5.483895] ? arch_local_irq_restore+0x52/0x52 [ 5.483895] ? up_write+0x60/0x220 [ 5.483895] ? up_read+0x110/0x110 [ 5.483895] ? down_read+0x1d0/0x1d0 [ 5.483895] ? memset_erms+0xb/0x10 [ 5.483895] kernel_init_freeable+0x4bb/0x5ae [ 5.483895] ? rest_init+0xe4/0xe4 [ 5.483895] kernel_init+0x11/0x1b3 [ 5.483895] ? rest_init+0xe4/0xe4 [ 5.483895] ret_from_fork+0x3a/0x50 [ 5.663491] vcan: Virtual CAN interface driver [ 5.664838] vxcan: Virtual CAN Tunnel driver [ 5.666095] slcan: serial line CAN interface driver [ 5.667579] slcan: 10 dynamic interface channels. [ 5.668829] CAN device driver interface [ 5.670111] enic: Cisco VIC Ethernet NIC Driver, ver 2.3.0.53 [ 5.671881] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 5.673640] e100: Copyright(c) 1999-2006 Intel Corporation [ 5.675255] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 5.677346] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 5.679148] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 5.680905] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 5.682861] sky2: driver version 1.30 [ 5.684654] PPP generic driver version 2.4.2 [ 5.686288] PPP BSD Compression module registered [ 5.687757] PPP Deflate Compression module registered [ 5.689322] PPP MPPE Compression module registered [ 5.690775] NET: Registered protocol family 24 [ 5.692114] PPTP driver version 0.8.5 [ 5.693623] mac80211_hwsim: initializing netlink [ 5.696513] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht' [ 5.703015] ieee80211 phy1: Selected rate control algorithm 'minstrel_ht' [ 5.708340] usbcore: registered new interface driver asix [ 5.710179] usbcore: registered new interface driver ax88179_178a [ 5.712078] usbcore: registered new interface driver cdc_ether [ 5.713879] usbcore: registered new interface driver net1080 [ 5.715628] usbcore: registered new interface driver cdc_subset [ 5.717489] usbcore: registered new interface driver zaurus [ 5.719258] usbcore: registered new interface driver cdc_ncm [ 5.724215] aoe: AoE v85 initialised. [ 5.725945] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 5.727826] ehci-pci: EHCI PCI platform driver [ 5.729139] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 5.730812] ohci-pci: OHCI PCI platform driver [ 5.732179] uhci_hcd: USB Universal Host Controller Interface driver [ 5.734293] usbcore: registered new interface driver usblp [ 5.735936] usbcore: registered new interface driver usb-storage [ 5.738162] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 5.740862] i8042: Warning: Keylock active [ 5.743719] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 5.745127] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 5.748397] mousedev: PS/2 mouse device common for all mice [ 5.751816] rtc_cmos 00:00: RTC can wake from S4 [ 5.754059] rtc_cmos 00:00: registered as rtc0 [ 5.755314] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 5.757282] i2c /dev entries driver [ 5.759677] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 5.762597] i2c-parport-light: adapter type unspecified [ 5.764197] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 5.766438] usbcore: registered new interface driver i2c-tiny-usb [ 5.769706] device-mapper: ioctl: 4.39.0-ioctl (2018-04-03) initialised: dm-devel@redhat.com [ 5.772318] device-mapper: raid: Loading target version 1.13.2 [ 5.774231] usbcore: registered new interface driver btusb [ 5.776767] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 5.778895] usnic_verbs:usnic_uiom_init:601: [ 5.778899] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 5.782694] usnic_verbs:usnic_ib_init:649: [ 5.782698] Unable to initalize umem with err -1 [ 5.785937] iscsi: registered transport (iser) [ 5.787233] OPA Virtual Network Driver - v1.0 [ 5.794009] hidraw: raw HID events driver (C) Jiri Kosina [ 5.798475] usbcore: registered new interface driver usbhid [ 5.800022] usbhid: USB HID core driver [ 5.802500] NET: Registered protocol family 40 [ 5.804668] ashmem: initialized [ 5.844845] NET: Registered protocol family 26 [ 5.846204] Mirror/redirect action on [ 5.847330] Simple TC action Loaded [ 5.850558] netem: version 1.3 [ 5.851576] u32 classifier [ 5.852293] Actions configured [ 5.854232] nf_conntrack_irc: failed to register helpers [ 5.855906] nf_conntrack_sane: failed to register helpers [ 5.873354] nf_conntrack_sip: failed to register helpers [ 5.876316] xt_time: kernel timezone is -0000 [ 5.877666] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 5.879498] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 5.882173] IPVS: ipvs loaded. [ 5.882947] IPVS: [rr] scheduler registered. [ 5.884227] IPVS: [wrr] scheduler registered. [ 5.885565] IPVS: [lc] scheduler registered. [ 5.886898] IPVS: [wlc] scheduler registered. [ 5.888216] IPVS: [fo] scheduler registered. [ 5.889512] IPVS: [ovf] scheduler registered. [ 5.890849] IPVS: [lblc] scheduler registered. [ 5.892073] IPVS: [lblcr] scheduler registered. [ 5.893361] IPVS: [dh] scheduler registered. [ 5.894681] IPVS: [sh] scheduler registered. [ 5.895946] IPVS: [mh] scheduler registered. [ 5.897214] IPVS: [sed] scheduler registered. [ 5.898536] IPVS: [nq] scheduler registered. [ 5.899832] IPVS: ftp: loaded support on port[0] = 21 [ 5.901373] IPVS: [sip] pe registered. [ 5.902593] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 5.906145] gre: GRE over IPv4 demultiplexor driver [ 5.907454] ip_gre: GRE over IPv4 tunneling driver [ 5.912629] IPv4 over IPsec tunneling driver [ 5.915848] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 5.917657] Initializing XFRM netlink socket [ 5.919148] NET: Registered protocol family 10 [ 5.925285] Segment Routing with IPv6 [ 5.926604] mip6: Mobile IPv6 [ 5.930486] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 5.935200] ip6_gre: GRE over IPv6 tunneling driver [ 5.939987] bpfilter: Loaded bpfilter_umh pid 2090 Started bpfilter [ 5.942566] NET: Registered protocol family 17 [ 5.943313] NET: Registered protocol family 15 [ 5.944086] Bridge firewalling registered [ 5.945343] can: controller area network core (rev 20170425 abi 9) [ 5.946400] NET: Registered protocol family 29 [ 5.947060] can: raw protocol (rev 20170425) [ 5.947685] can: broadcast manager protocol (rev 20170425 t) [ 5.948478] can: netlink gateway (rev 20170425) max_hops=1 [ 5.949438] Bluetooth: RFCOMM TTY layer initialized [ 5.950241] Bluetooth: RFCOMM socket layer initialized [ 5.951017] Bluetooth: RFCOMM ver 1.11 [ 5.951615] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 5.952358] Bluetooth: BNEP filters: protocol multicast [ 5.953120] Bluetooth: BNEP socket layer initialized [ 5.953821] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 5.954649] Bluetooth: HIDP socket layer initialized [ 5.955666] RPC: Registered rdma transport module. [ 5.956387] RPC: Registered rdma backchannel transport module. [ 5.957868] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 5.958411] NET: Registered protocol family 41 [ 5.960293] lec:lane_module_init: lec.c: initialized [ 5.961537] mpoa:atm_mpoa_init: mpc.c: initialized [ 5.962768] l2tp_core: L2TP core driver, V2.0 [ 5.963550] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 5.964278] 8021q: 802.1Q VLAN Support v1.8 [ 5.974826] DCCP: Activated CCID 2 (TCP-like) [ 5.975579] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 5.976759] sctp: Hash tables configured (bind 64/64) [ 5.978069] NET: Registered protocol family 21 [ 5.978991] Registered RDS/infiniband transport [ 5.979837] Registered RDS/tcp transport [ 5.980424] tipc: Activated (version 2.0.0) [ 5.981128] NET: Registered protocol family 30 [ 5.981984] tipc: Started in single node mode [ 5.982723] NET: Registered protocol family 43 [ 5.983520] 9pnet: Installing 9P2000 support [ 5.985850] NET: Registered protocol family 36 [ 5.986708] Key type dns_resolver registered [ 5.987456] Key type ceph registered [ 5.988259] libceph: loaded (mon/osd proto 15/24) [ 5.988991] openvswitch: Open vSwitch switching datapath [ 5.990650] mpls_gso: MPLS GSO support [ 5.991823] start plist test [ 6.003146] end plist test [ 6.006358] AVX2 version of gcm_enc/dec engaged. [ 6.007074] AES CTR mode by8 optimization enabled [ 6.012275] sched_clock: Marking stable (5994375307, 17868751)->(6114620046, -102375988) [ 6.015427] registered taskstats version 1 [ 6.016144] Loading compiled-in X.509 certificates [ 6.017405] zswap: default zpool zbud not available [ 6.018221] zswap: pool creation failed [ 6.022347] Btrfs loaded, crc32c=crc32c-intel [ 6.024889] Key type big_key registered [ 6.026578] Key type encrypted registered [ 6.028058] Magic number: 10:660:524 [ 6.028921] console [netcon0] enabled [ 6.029499] netconsole: network logging started [ 6.030309] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 6.031854] rdma_rxe: loaded [ 6.032564] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 6.035754] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 6.036870] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 6.038069] cfg80211: failed to load regulatory.db [ 6.038097] ALSA device list: [ 6.039371] #0: Dummy 1 [ 6.039755] #1: Loopback 1 [ 6.040228] #2: Virtual MIDI Card 1 [ 6.382096] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 6.384652] md: Waiting for all devices to be available before autodetect [ 6.385724] md: If you don't use raid, use raid=noautodetect [ 6.389061] md: Autodetecting RAID arrays. [ 6.389674] md: autorun ... [ 6.390205] md: ... autorun DONE. [ 6.406951] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null) [ 6.408154] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 6.419176] devtmpfs: mounted [ 6.428741] Freeing unused kernel memory: 3900K [ 6.429415] Kernel memory protection disabled. [ 6.430052] Run /sbin/init as init process [ 6.645322] SELinux: Disabled at runtime. [ 6.673144] audit: type=1404 audit(1533025944.423:2): enforcing=0 old_enforcing=0 auid=4294967295 ses=4294967295 enabled=0 old-enabled=1 lsm=selinux res=1 INIT: version 2.88 booting [ 6.788916] stty (2178) used greatest stack depth: 19552 bytes left [info] Using makefile-style concurrent boot in runlevel S. [ 7.470176] egrep (2274) used greatest stack depth: 15888 bytes left [....] Starting the hotplug events dispatcher: udevd[ 7.535398] udevd[2290]: starting version 175 [?25l[?1c7[ ok 8[?25h[?0c. [....] Synthesizing the initial hotplug events...[?25l[?1c7[ ok 8[?25h[?0cdone. [....] Waiting for /dev to be fully populated...[?25l[?1c7[ ok 8[?25h[?0cdone. [....] Activating swap...[?25l[?1c7[ ok 8[?25h[?0cdone. [ 10.913260] 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 [?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. [ 13.484656] random: dd: uninitialized urandom read (512 bytes read) [....] Configuring network interfaces...Internet Systems Consortium DHCP Client 4.2.2 Copyright 2004-2011 Internet Systems Consortium. All rights reserved. For info, please visit https://www.isc.org/software/dhcp/ [ 13.790212] ================================================================== [ 13.797589] BUG: KASAN: slab-out-of-bounds in virtnet_poll+0x111a/0x1226 [ 13.804405] Read of size 8 at addr ffff8801cedcb2f0 by task ip/3954 [ 13.810822] [ 13.812451] CPU: 0 PID: 3954 Comm: ip Not tainted 4.18.0-rc7-next-20180731+ #27 [ 13.819875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 13.829206] Call Trace: [ 13.831765] [ 13.833916] dump_stack+0x1c9/0x2b4 [ 13.837529] ? dump_stack_print_info.cold.2+0x52/0x52 [ 13.842697] ? printk+0xa7/0xcf [ 13.845965] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 13.850723] ? virtnet_poll+0x111a/0x1226 [ 13.854850] print_address_description+0x6c/0x20b [ 13.859666] ? virtnet_poll+0x111a/0x1226 [ 13.863791] kasan_report.cold.7+0x242/0x30d [ 13.868177] __asan_report_load8_noabort+0x14/0x20 [ 13.873081] virtnet_poll+0x111a/0x1226 [ 13.877037] ? receive_buf+0x2d30/0x2d30 [ 13.881078] ? trace_hardirqs_on+0x10/0x10 [ 13.885290] ? nohz_balance_enter_idle+0x680/0x680 [ 13.890197] ? cpuacct_css_alloc+0x160/0x160 [ 13.894588] net_rx_action+0x7a5/0x1920 [ 13.898545] ? napi_complete_done+0x6d0/0x6d0 [ 13.903016] ? kasan_check_write+0x14/0x20 [ 13.907230] ? do_raw_spin_lock+0xc1/0x200 [ 13.911453] ? trace_hardirqs_on+0xd/0x10 [ 13.915581] ? __run_timers+0xa37/0xc70 [ 13.919532] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 13.924873] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 13.929869] ? enqueue_hrtimer+0x18e/0x540 [ 13.934082] ? kasan_check_write+0x14/0x20 [ 13.938293] ? do_raw_spin_lock+0xc1/0x200 [ 13.942524] ? clockevents_program_event+0x158/0x370 [ 13.947626] ? lock_downgrade+0x8f0/0x8f0 [ 13.951770] ? pvclock_read_flags+0x160/0x160 [ 13.956248] ? __local_bh_enable+0xef/0x130 [ 13.960549] ? __do_softirq+0x780/0xb17 [ 13.964499] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 13.969577] ? kasan_check_read+0x11/0x20 [ 13.973701] ? rcu_nmi_exit+0xe0/0x2d0 [ 13.977573] ? rcu_idle_enter+0x480/0x480 [ 13.981708] ? clockevents_program_event+0x140/0x370 [ 13.986787] ? tick_program_event+0xb2/0x130 [ 13.991173] ? do_softirq_own_stack+0x2a/0x40 [ 13.995646] __do_softirq+0x2e8/0xb17 [ 13.999427] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 14.004505] ? irq_exit+0xbb/0x210 [ 14.008026] ? smp_apic_timer_interrupt+0x186/0x730 [ 14.013028] ? smp_call_function_single_interrupt+0x660/0x660 [ 14.018895] ? kvm_sched_clock_read+0x18/0x30 [ 14.023366] ? sched_clock+0x31/0x40 [ 14.027056] ? sched_clock_cpu+0x1b/0x170 [ 14.031181] ? task_prio+0x50/0x50 [ 14.034703] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 14.039523] do_softirq_own_stack+0x2a/0x40 [ 14.043817] [ 14.046034] do_softirq.part.18+0x155/0x1a0 [ 14.050345] ? virtnet_napi_enable+0x46/0xb0 [ 14.054727] __local_bh_enable_ip+0x1ec/0x230 [ 14.059201] virtnet_napi_enable+0x8c/0xb0 [ 14.063413] virtnet_open+0x16d/0x4d0 [ 14.067192] ? refill_work+0x200/0x200 [ 14.071059] __dev_open+0x26d/0x410 [ 14.074666] ? dev_set_rx_mode+0x40/0x40 [ 14.078703] ? __local_bh_enable_ip+0x161/0x230 [ 14.083349] __dev_change_flags+0x739/0x9c0 [ 14.087648] ? kernel_poison_pages+0x136/0x220 [ 14.092206] ? dev_set_allmulti+0x30/0x30 [ 14.096332] ? get_page_from_freelist+0x107a/0x4620 [ 14.101324] ? validate_linkmsg+0x277/0xa40 [ 14.105623] ? rtnl_stats_dump+0xaa0/0xaa0 [ 14.109834] dev_change_flags+0x89/0x150 [ 14.113871] do_setlink+0xb1d/0x3de0 [ 14.117560] ? __isolate_free_page+0x690/0x690 [ 14.122118] ? fs_reclaim_acquire+0x20/0x20 [ 14.126414] ? lock_downgrade+0x8f0/0x8f0 [ 14.130549] ? validate_linkmsg+0xa40/0xa40 [ 14.134847] ? lru_cache_add+0x232/0x460 [ 14.138902] ? lru_cache_add_file+0x20/0x20 [ 14.143202] ? trace_hardirqs_on+0x10/0x10 [ 14.147412] ? trace_hardirqs_on+0x10/0x10 [ 14.151632] ? page_add_anon_rmap+0x50/0x50 [ 14.155931] ? trace_hardirqs_on+0x10/0x10 [ 14.160142] ? trace_hardirqs_on+0x10/0x10 [ 14.164365] ? __handle_mm_fault+0x2a73/0x4470 [ 14.168923] ? lock_downgrade+0x8f0/0x8f0 [ 14.173056] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 14.178569] ? rtnl_is_locked+0xb5/0xf0 [ 14.182517] ? validate_linkmsg+0x277/0xa40 [ 14.186813] ? memset+0x31/0x40 [ 14.190071] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 14.195581] ? rtnl_stats_dump+0xaa0/0xaa0 [ 14.199791] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 14.205304] ? netdev_master_upper_dev_get+0x173/0x250 [ 14.210555] ? __dev_get_by_flags+0x1d0/0x1d0 [ 14.215029] rtnl_newlink+0x1382/0x1d50 [ 14.218993] ? rtnl_link_unregister+0x390/0x390 [ 14.223648] ? lock_acquire+0x1e4/0x540 [ 14.227599] ? is_bpf_text_address+0xae/0x170 [ 14.232073] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 14.237067] ? mem_cgroup_update_lru_size+0xd0/0xd0 [ 14.242063] ? trace_hardirqs_on+0x10/0x10 [ 14.246279] ? lock_acquire+0x1e4/0x540 [ 14.250229] ? is_bpf_text_address+0xae/0x170 [ 14.254701] ? lock_downgrade+0x8f0/0x8f0 [ 14.258827] ? lock_acquire+0x1e4/0x540 [ 14.262779] ? rtnetlink_rcv_msg+0x412/0xc30 [ 14.267167] ? lock_release+0xa30/0xa30 [ 14.271121] ? check_same_owner+0x340/0x340 [ 14.275417] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 14.280409] ? rcu_note_context_switch+0x730/0x730 [ 14.285314] ? kasan_check_write+0x14/0x20 [ 14.289525] ? __mutex_lock+0x6d0/0x1700 [ 14.293561] ? rtnetlink_rcv_msg+0x412/0xc30 [ 14.297946] ? mutex_trylock+0x2b0/0x2b0 [ 14.301981] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 14.306626] ? is_bpf_text_address+0xd7/0x170 [ 14.311110] ? kernel_text_address+0x79/0xf0 [ 14.315504] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 14.321016] ? rtnl_get_link+0x170/0x370 [ 14.325058] ? rtnl_dump_all+0x600/0x600 [ 14.329105] ? ns_capable_common+0x13f/0x170 [ 14.333492] ? rtnl_link_unregister+0x390/0x390 [ 14.338138] rtnetlink_rcv_msg+0x46e/0xc30 [ 14.342351] ? rtnetlink_put_metrics+0x690/0x690 [ 14.347091] netlink_rcv_skb+0x172/0x440 [ 14.351130] ? rtnetlink_put_metrics+0x690/0x690 [ 14.355862] ? netlink_ack+0xbe0/0xbe0 [ 14.359738] rtnetlink_rcv+0x1c/0x20 [ 14.363428] netlink_unicast+0x5a0/0x760 [ 14.367470] ? netlink_attachskb+0x9a0/0x9a0 [ 14.371864] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 14.377385] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 14.382380] netlink_sendmsg+0xa18/0xfc0 [ 14.386423] ? netlink_unicast+0x760/0x760 [ 14.390641] ? move_addr_to_kernel.part.18+0x100/0x100 [ 14.395895] ? security_socket_sendmsg+0x94/0xc0 [ 14.400627] ? netlink_unicast+0x760/0x760 [ 14.404849] sock_sendmsg+0xd5/0x120 [ 14.408540] ___sys_sendmsg+0x7fd/0x930 [ 14.412491] ? copy_msghdr_from_user+0x580/0x580 [ 14.417238] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 14.422237] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 14.427749] ? __fget_light+0x2f7/0x440 [ 14.431701] ? lock_acquire+0x1e4/0x540 [ 14.435651] ? fget_raw+0x20/0x20 [ 14.439081] ? lock_release+0xa30/0xa30 [ 14.443043] ? lock_release+0xa30/0xa30 [ 14.447004] ? lock_downgrade+0x8f0/0x8f0 [ 14.451133] ? mem_cgroup_from_task+0xcb/0x1f0 [ 14.455693] ? __do_page_fault+0x664/0xe50 [ 14.459904] ? lock_downgrade+0x8f0/0x8f0 [ 14.464034] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 14.469553] ? sockfd_lookup_light+0xc5/0x160 [ 14.474025] __sys_sendmsg+0x11d/0x290 [ 14.477896] ? __ia32_sys_shutdown+0x80/0x80 [ 14.482281] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 14.487793] ? __do_page_fault+0x449/0xe50 [ 14.492008] ? syscall_slow_exit_work+0x500/0x500 [ 14.496831] __x64_sys_sendmsg+0x78/0xb0 [ 14.500880] do_syscall_64+0x1b9/0x820 [ 14.504743] ? syscall_return_slowpath+0x5e0/0x5e0 [ 14.509653] ? syscall_return_slowpath+0x31d/0x5e0 [ 14.514560] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 14.519554] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 14.525072] ? prepare_exit_to_usermode+0x291/0x3b0 [ 14.530066] ? perf_trace_sys_enter+0xb10/0xb10 [ 14.534710] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 14.539533] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 14.544698] RIP: 0033:0x7f89b157a320 [ 14.548390] Code: 02 48 83 c8 ff eb 8d 48 8b 05 14 7b 2a 00 f7 da 64 89 10 48 83 c8 ff eb c9 90 83 3d d5 d2 2a 00 00 75 10 b8 2e 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 5e ba 00 00 48 89 04 24 [ 14.567266] RSP: 002b:00007ffc97218eb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 14.574959] RAX: ffffffffffffffda RBX: 00007ffc9721cfb0 RCX: 00007f89b157a320 [ 14.582218] RDX: 0000000000000000 RSI: 00007ffc97218ef0 RDI: 0000000000000003 [ 14.589474] RBP: 00007ffc97218ef0 R08: 0000000000000000 R09: 000000000000000f [ 14.596719] R10: 0000000000000000 R11: 0000000000000246 R12: 000000005b601ea1 [ 14.603964] R13: 0000000000000000 R14: 00000000006395c0 R15: 00007ffc9721d788 [ 14.611211] [ 14.612814] Allocated by task 1: [ 14.616160] save_stack+0x43/0xd0 [ 14.619595] kasan_kmalloc+0xc4/0xe0 [ 14.623283] __kmalloc+0x14e/0x760 [ 14.626811] init_vqs+0x127/0x1520 [ 14.630328] virtnet_probe+0x1092/0x2260 [ 14.634371] virtio_dev_probe+0x592/0x942 [ 14.638492] really_probe+0x5be/0x850 [ 14.642267] driver_probe_device+0x108/0x210 [ 14.646651] __driver_attach+0x28b/0x2f0 [ 14.650687] bus_for_each_dev+0x15d/0x1f0 [ 14.654808] driver_attach+0x3d/0x50 [ 14.658498] bus_add_driver+0x4b2/0x600 [ 14.662445] driver_register+0x1c8/0x320 [ 14.666483] register_virtio_driver+0x79/0xd0 [ 14.670956] virtio_net_driver_init+0x8d/0xc9 [ 14.675438] do_one_initcall+0x127/0x913 [ 14.679476] kernel_init_freeable+0x4bb/0x5ae [ 14.683949] kernel_init+0x11/0x1b3 [ 14.687567] ret_from_fork+0x3a/0x50 [ 14.691259] [ 14.692861] Freed by task 0: [ 14.695849] (stack is not available) [ 14.699531] [ 14.701135] The buggy address belongs to the object at ffff8801cedca800 [ 14.701135] which belongs to the cache kmalloc-4096 of size 4096 [ 14.713940] The buggy address is located 2800 bytes inside of [ 14.713940] 4096-byte region [ffff8801cedca800, ffff8801cedcb800) [ 14.725958] The buggy address belongs to the page: [ 14.730862] page:ffffea00073b7280 count:1 mapcount:0 mapping:ffff8801dac00dc0 index:0x0 compound_mapcount: 0 [ 14.740805] flags: 0x2fffc0000008100(slab|head) [ 14.745452] raw: 02fffc0000008100 ffffea00073b7208 ffffea00073b9608 ffff8801dac00dc0 [ 14.753309] raw: 0000000000000000 ffff8801cedca800 0000000100000001 0000000000000000 [ 14.761171] page dumped because: kasan: bad access detected [ 14.766852] [ 14.768451] Memory state around the buggy address: [ 14.773353] ffff8801cedcb180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.780688] ffff8801cedcb200: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.788021] >ffff8801cedcb280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.795357] ^ [ 14.802346] ffff8801cedcb300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.809682] ffff8801cedcb380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 14.817022] ================================================================== [ 14.824406] Kernel panic - not syncing: panic_on_warn set ... [ 14.824406] [ 14.831764] CPU: 0 PID: 3954 Comm: ip Tainted: G B 4.18.0-rc7-next-20180731+ #27 [ 14.840590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 14.849930] Call Trace: [ 14.852490] [ 14.854633] dump_stack+0x1c9/0x2b4 [ 14.858257] ? dump_stack_print_info.cold.2+0x52/0x52 [ 14.863424] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 14.868160] panic+0x238/0x4e7 [ 14.871338] ? add_taint.cold.5+0x16/0x16 [ 14.875464] ? do_raw_spin_unlock+0xa7/0x2f0 [ 14.879849] ? virtnet_poll+0x111a/0x1226 [ 14.883973] kasan_end_report+0x47/0x4f [ 14.887924] kasan_report.cold.7+0x76/0x30d [ 14.892223] __asan_report_load8_noabort+0x14/0x20 [ 14.897130] virtnet_poll+0x111a/0x1226 [ 14.901083] ? receive_buf+0x2d30/0x2d30 [ 14.905123] ? trace_hardirqs_on+0x10/0x10 [ 14.909357] ? nohz_balance_enter_idle+0x680/0x680 [ 14.914267] ? cpuacct_css_alloc+0x160/0x160 [ 14.918657] net_rx_action+0x7a5/0x1920 [ 14.922610] ? napi_complete_done+0x6d0/0x6d0 [ 14.927081] ? kasan_check_write+0x14/0x20 [ 14.931293] ? do_raw_spin_lock+0xc1/0x200 [ 14.935515] ? trace_hardirqs_on+0xd/0x10 [ 14.939649] ? __run_timers+0xa37/0xc70 [ 14.943603] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 14.948942] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 14.953936] ? enqueue_hrtimer+0x18e/0x540 [ 14.958150] ? kasan_check_write+0x14/0x20 [ 14.962358] ? do_raw_spin_lock+0xc1/0x200 [ 14.966570] ? clockevents_program_event+0x158/0x370 [ 14.971649] ? lock_downgrade+0x8f0/0x8f0 [ 14.975788] ? pvclock_read_flags+0x160/0x160 [ 14.980262] ? __local_bh_enable+0xef/0x130 [ 14.984558] ? __do_softirq+0x780/0xb17 [ 14.988517] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 14.993594] ? kasan_check_read+0x11/0x20 [ 14.997721] ? rcu_nmi_exit+0xe0/0x2d0 [ 15.001585] ? rcu_idle_enter+0x480/0x480 [ 15.005711] ? clockevents_program_event+0x140/0x370 [ 15.010789] ? tick_program_event+0xb2/0x130 [ 15.015555] ? do_softirq_own_stack+0x2a/0x40 [ 15.020030] __do_softirq+0x2e8/0xb17 [ 15.023816] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 15.028893] ? irq_exit+0xbb/0x210 [ 15.032419] ? smp_apic_timer_interrupt+0x186/0x730 [ 15.037412] ? smp_call_function_single_interrupt+0x660/0x660 [ 15.043273] ? kvm_sched_clock_read+0x18/0x30 [ 15.047744] ? sched_clock+0x31/0x40 [ 15.051433] ? sched_clock_cpu+0x1b/0x170 [ 15.055566] ? task_prio+0x50/0x50 [ 15.059089] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 15.063909] do_softirq_own_stack+0x2a/0x40 [ 15.068203] [ 15.070428] do_softirq.part.18+0x155/0x1a0 [ 15.074726] ? virtnet_napi_enable+0x46/0xb0 [ 15.079111] __local_bh_enable_ip+0x1ec/0x230 [ 15.083584] virtnet_napi_enable+0x8c/0xb0 [ 15.087801] virtnet_open+0x16d/0x4d0 [ 15.091588] ? refill_work+0x200/0x200 [ 15.095454] __dev_open+0x26d/0x410 [ 15.099058] ? dev_set_rx_mode+0x40/0x40 [ 15.103099] ? __local_bh_enable_ip+0x161/0x230 [ 15.107748] __dev_change_flags+0x739/0x9c0 [ 15.112061] ? kernel_poison_pages+0x136/0x220 [ 15.116620] ? dev_set_allmulti+0x30/0x30 [ 15.120745] ? get_page_from_freelist+0x107a/0x4620 [ 15.125745] ? validate_linkmsg+0x277/0xa40 [ 15.130050] ? rtnl_stats_dump+0xaa0/0xaa0 [ 15.134264] dev_change_flags+0x89/0x150 [ 15.138305] do_setlink+0xb1d/0x3de0 [ 15.141996] ? __isolate_free_page+0x690/0x690 [ 15.146568] ? fs_reclaim_acquire+0x20/0x20 [ 15.150865] ? lock_downgrade+0x8f0/0x8f0 [ 15.154988] ? validate_linkmsg+0xa40/0xa40 [ 15.159285] ? lru_cache_add+0x232/0x460 [ 15.163335] ? lru_cache_add_file+0x20/0x20 [ 15.167644] ? trace_hardirqs_on+0x10/0x10 [ 15.171856] ? trace_hardirqs_on+0x10/0x10 [ 15.176068] ? page_add_anon_rmap+0x50/0x50 [ 15.180366] ? trace_hardirqs_on+0x10/0x10 [ 15.184587] ? trace_hardirqs_on+0x10/0x10 [ 15.188799] ? __handle_mm_fault+0x2a73/0x4470 [ 15.193704] ? lock_downgrade+0x8f0/0x8f0 [ 15.198017] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.203547] ? rtnl_is_locked+0xb5/0xf0 [ 15.207497] ? validate_linkmsg+0x277/0xa40 [ 15.211800] ? memset+0x31/0x40 [ 15.215058] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.220570] ? rtnl_stats_dump+0xaa0/0xaa0 [ 15.224782] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.230312] ? netdev_master_upper_dev_get+0x173/0x250 [ 15.235564] ? __dev_get_by_flags+0x1d0/0x1d0 [ 15.240044] rtnl_newlink+0x1382/0x1d50 [ 15.244007] ? rtnl_link_unregister+0x390/0x390 [ 15.248659] ? lock_acquire+0x1e4/0x540 [ 15.252611] ? is_bpf_text_address+0xae/0x170 [ 15.257084] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 15.262077] ? mem_cgroup_update_lru_size+0xd0/0xd0 [ 15.267070] ? trace_hardirqs_on+0x10/0x10 [ 15.271281] ? lock_acquire+0x1e4/0x540 [ 15.275231] ? is_bpf_text_address+0xae/0x170 [ 15.279701] ? lock_downgrade+0x8f0/0x8f0 [ 15.283827] ? lock_acquire+0x1e4/0x540 [ 15.287777] ? rtnetlink_rcv_msg+0x412/0xc30 [ 15.292167] ? lock_release+0xa30/0xa30 [ 15.296122] ? check_same_owner+0x340/0x340 [ 15.300427] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 15.305427] ? rcu_note_context_switch+0x730/0x730 [ 15.310334] ? kasan_check_write+0x14/0x20 [ 15.314545] ? __mutex_lock+0x6d0/0x1700 [ 15.318582] ? rtnetlink_rcv_msg+0x412/0xc30 [ 15.322965] ? mutex_trylock+0x2b0/0x2b0 [ 15.327003] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 15.331649] ? is_bpf_text_address+0xd7/0x170 [ 15.336122] ? kernel_text_address+0x79/0xf0 [ 15.340518] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.346032] ? rtnl_get_link+0x170/0x370 [ 15.350075] ? rtnl_dump_all+0x600/0x600 [ 15.354114] ? ns_capable_common+0x13f/0x170 [ 15.358500] ? rtnl_link_unregister+0x390/0x390 [ 15.363144] rtnetlink_rcv_msg+0x46e/0xc30 [ 15.367355] ? rtnetlink_put_metrics+0x690/0x690 [ 15.372092] netlink_rcv_skb+0x172/0x440 [ 15.376129] ? rtnetlink_put_metrics+0x690/0x690 [ 15.380875] ? netlink_ack+0xbe0/0xbe0 [ 15.384740] rtnetlink_rcv+0x1c/0x20 [ 15.388431] netlink_unicast+0x5a0/0x760 [ 15.392470] ? netlink_attachskb+0x9a0/0x9a0 [ 15.396861] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.402378] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 15.407371] netlink_sendmsg+0xa18/0xfc0 [ 15.411411] ? netlink_unicast+0x760/0x760 [ 15.415628] ? move_addr_to_kernel.part.18+0x100/0x100 [ 15.420896] ? security_socket_sendmsg+0x94/0xc0 [ 15.425650] ? netlink_unicast+0x760/0x760 [ 15.429881] sock_sendmsg+0xd5/0x120 [ 15.433605] ___sys_sendmsg+0x7fd/0x930 [ 15.437585] ? copy_msghdr_from_user+0x580/0x580 [ 15.442338] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 15.447354] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.452892] ? __fget_light+0x2f7/0x440 [ 15.456862] ? lock_acquire+0x1e4/0x540 [ 15.460837] ? fget_raw+0x20/0x20 [ 15.464291] ? lock_release+0xa30/0xa30 [ 15.468258] ? lock_release+0xa30/0xa30 [ 15.472234] ? lock_downgrade+0x8f0/0x8f0 [ 15.476382] ? mem_cgroup_from_task+0xcb/0x1f0 [ 15.480963] ? __do_page_fault+0x664/0xe50 [ 15.485194] ? lock_downgrade+0x8f0/0x8f0 [ 15.489343] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.494878] ? sockfd_lookup_light+0xc5/0x160 [ 15.499374] __sys_sendmsg+0x11d/0x290 [ 15.503260] ? __ia32_sys_shutdown+0x80/0x80 [ 15.507673] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.513205] ? __do_page_fault+0x449/0xe50 [ 15.517443] ? syscall_slow_exit_work+0x500/0x500 [ 15.522287] __x64_sys_sendmsg+0x78/0xb0 [ 15.526342] do_syscall_64+0x1b9/0x820 [ 15.530224] ? syscall_return_slowpath+0x5e0/0x5e0 [ 15.535149] ? syscall_return_slowpath+0x31d/0x5e0 [ 15.540073] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 15.545086] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.550617] ? prepare_exit_to_usermode+0x291/0x3b0 [ 15.555627] ? perf_trace_sys_enter+0xb10/0xb10 [ 15.560294] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 15.565135] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 15.570319] RIP: 0033:0x7f89b157a320 [ 15.574040] 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 [ 15.592938] RSP: 002b:00007ffc97218eb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 15.600639] RAX: ffffffffffffffda RBX: 00007ffc9721cfb0 RCX: 00007f89b157a320 [ 15.607899] RDX: 0000000000000000 RSI: 00007ffc97218ef0 RDI: 0000000000000003 [ 15.615161] RBP: 00007ffc97218ef0 R08: 0000000000000000 R09: 000000000000000f [ 15.622425] R10: 0000000000000000 R11: 0000000000000246 R12: 000000005b601ea1 [ 15.629688] R13: 0000000000000000 R14: 00000000006395c0 R15: 00007ffc9721d788 [ 15.637409] Dumping ftrace buffer: [ 15.640934] (ftrace buffer empty) [ 15.644618] Kernel Offset: disabled [ 15.648220] Rebooting in 86400 seconds..