ooting the kernel. [ 0.000000] Linux version 4.18.0-rc6-next-20180727+ (syzkaller@ci) (gcc version 8.0.1 20180413 (experimental) (GCC)) #25 SMP Sun Jul 29 20:36:55 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 3498208883 cycles [ 0.000748] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.002880] tsc: Detected 2300.000 MHz processor [ 0.006313] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.007156] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.008128] last_pfn = 0xbfff3 max_arch_pfn = 0x400000000 [ 0.012072] found SMP MP-table at [mem 0x000f2310-0x000f231f] mapped at [(____ptrval____)] [ 0.013217] Scanning 1 areas for low memory corruption [ 0.013938] Using GB pages for direct mapping [ 0.016830] ACPI: Early table checksum verification disabled [ 0.017741] ACPI: RSDP 0x00000000000F22D0 000014 (v00 Google) [ 0.018508] ACPI: RSDT 0x00000000BFFF3430 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.019653] ACPI: FACP 0x00000000BFFFCF60 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.020805] ACPI: DSDT 0x00000000BFFF3470 0017B2 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.021932] ACPI: FACS 0x00000000BFFFCF00 000040 [ 0.022553] ACPI: FACS 0x00000000BFFFCF00 000040 [ 0.023175] ACPI: SSDT 0x00000000BFFF65F0 00690D (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.024298] ACPI: APIC 0x00000000BFFF5D10 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.025421] ACPI: WAET 0x00000000BFFF5CE0 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.026563] ACPI: SRAT 0x00000000BFFF4C30 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.028059] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.028670] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.029261] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.030068] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.030859] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.031693] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.033055] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.034483] NODE_DATA(0) allocated [mem 0x21fffa000-0x21fffdfff] [ 0.089384] Zone ranges: [ 0.089777] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.090625] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.091458] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.092287] Movable zone start for each node [ 0.092880] Early memory node ranges [ 0.093384] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.094205] node 0: [mem 0x0000000000100000-0x00000000bfff2fff] [ 0.095024] node 0: [mem 0x0000000100000000-0x000000021fffffff] [ 0.095871] Reserved but unavailable: 111 pages [ 0.095879] Initmem setup node 0 [mem 0x0000000000001000-0x000000021fffffff] [ 0.645793] kasan: KernelAddressSanitizer initialized [ 0.647006] ACPI: PM-Timer IO Port: 0xb008 [ 0.647619] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.648527] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.649533] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.650419] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.651287] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.652187] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.653100] Using ACPI (MADT) for SMP configuration information [ 0.653904] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.654631] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.655490] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.656332] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.657209] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.658074] PM: Registered nosave memory: [mem 0xbfff3000-0xbfffffff] [ 0.658917] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.659759] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.660624] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.661448] Booting paravirtualized kernel on KVM [ 0.662077] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.663573] random: get_random_bytes called from start_kernel+0x112/0x94e with crng_init=0 [ 0.664695] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1 [ 0.666846] percpu: Embedded 55 pages/cpu @(____ptrval____) s188040 r8192 d29048 u1048576 [ 0.668144] Built 1 zonelists, mobility grouping on. Total pages: 1935228 [ 0.669073] Policy zone: Normal [ 0.669520] 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 [ 1.550408] Memory: 6519860K/7863876K available (96284K kernel code, 11005K rwdata, 13568K rodata, 3896K init, 23064K bss, 1344016K reserved, 0K cma-reserved) [ 1.554807] Running RCU self tests [ 1.555290] rcu: Hierarchical RCU implementation. [ 1.555954] rcu: RCU lockdep checking is enabled. [ 1.556604] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.557485] rcu: RCU callback double-/use-after-free debug enabled. [ 1.558341] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.565141] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.567615] Console: colour VGA+ 80x25 [ 1.568225] console [ttyS0] enabled [ 1.568225] console [ttyS0] enabled [ 1.569179] bootconsole [earlyser0] disabled [ 1.569179] bootconsole [earlyser0] disabled [ 1.570347] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.571390] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.571962] ... MAX_LOCK_DEPTH: 48 [ 1.572547] ... MAX_LOCKDEP_KEYS: 8191 [ 1.573151] ... CLASSHASH_SIZE: 4096 [ 1.573772] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.574413] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.575048] ... CHAINHASH_SIZE: 32768 [ 1.575665] memory used by lock dependency info: 7391 kB [ 1.576403] per task-struct memory footprint: 1920 bytes [ 1.579090] ACPI: Core revision 20180629 [ 1.580551] APIC: Switch to symmetric I/O mode setup [ 1.581907] x2apic enabled [ 1.591594] Switched APIC routing to physical x2apic. [ 1.595766] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.596714] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.598213] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=2300000) [ 1.599187] pid_max: default: 32768 minimum: 301 [ 1.600623] Security Framework initialized [ 1.601191] Yama: becoming mindful. [ 1.602231] SELinux: Initializing. [ 1.603071] AppArmor: AppArmor disabled by boot time parameter [ 1.608676] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes) [ 1.612557] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 1.613352] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.615196] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.618514] CPU: Physical Processor ID: 0 [ 1.619191] mce: CPU supports 32 MCE banks [ 1.619909] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.620188] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.621206] Spectre V2 : Mitigation: Full generic retpoline [ 1.622186] Speculative Store Bypass: Vulnerable [ 1.623969] Freeing SMP alternatives memory: 60K [ 1.627177] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.628481] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.629403] rcu: Hierarchical SRCU implementation. [ 1.631218] NMI watchdog: Perf event create on CPU 0 failed with -2 [ 1.632095] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.633437] smp: Bringing up secondary CPUs ... [ 1.635652] x86: Booting SMP configuration: [ 1.636190] .... node #0, CPUs: #1 [ 0.026806] kvm-clock: cpu 1, msr 8d0c041, secondary cpu clock [ 1.637781] smp: Brought up 1 node, 2 CPUs [ 1.639192] smpboot: Max logical packages: 1 [ 1.640197] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.644463] devtmpfs: initialized [ 1.654489] kworker/u4:0 (23) used greatest stack depth: 23848 bytes left [ 1.655303] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 1.656386] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.658249] xor: automatically using best checksumming function avx [ 1.659519] kworker/u4:1 (25) used greatest stack depth: 23664 bytes left [ 1.659709] RTC time: 20:41:25, date: 07/29/18 [ 1.669274] NET: Registered protocol family 16 [ 1.672071] audit: initializing netlink subsys (disabled) [ 1.673229] audit: type=2000 audit(1532896885.415:1): state=initialized audit_enabled=0 res=1 [ 1.675895] cpuidle: using governor menu [ 1.677518] ACPI: bus type PCI registered [ 1.679662] PCI: Using configuration type 1 for base access [ 1.721087] kworker/u4:1 (222) used greatest stack depth: 23608 bytes left [ 1.815547] kworker/u4:2 (666) used greatest stack depth: 21528 bytes left [ 1.831942] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 1.835178] cryptd: max_cpu_qlen set to 1000 [ 1.853595] raid6: sse2x1 gen() 1464 MB/s [ 1.871594] raid6: sse2x1 xor() 1023 MB/s [ 1.888590] raid6: sse2x2 gen() 3843 MB/s [ 1.905597] raid6: sse2x2 xor() 2029 MB/s [ 1.922600] raid6: sse2x4 gen() 6078 MB/s [ 1.940604] raid6: sse2x4 xor() 3326 MB/s [ 1.958598] raid6: avx2x1 gen() 2039 MB/s [ 1.976594] raid6: avx2x1 xor() 2062 MB/s [ 1.994588] raid6: avx2x2 gen() 7464 MB/s [ 2.012609] raid6: avx2x2 xor() 3671 MB/s [ 2.029592] raid6: avx2x4 gen() 11800 MB/s [ 2.047591] raid6: avx2x4 xor() 6490 MB/s [ 2.048206] raid6: using algorithm avx2x4 gen() 11800 MB/s [ 2.050198] raid6: .... xor() 6490 MB/s, rmw enabled [ 2.051195] raid6: using avx2x2 recovery algorithm [ 2.053703] ACPI: Added _OSI(Module Device) [ 2.055243] ACPI: Added _OSI(Processor Device) [ 2.056205] ACPI: Added _OSI(3.0 _SCP Extensions) [ 2.057196] ACPI: Added _OSI(Processor Aggregator Device) [ 2.059207] ACPI: Added _OSI(Linux-Dell-Video) [ 2.059207] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 2.249648] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 2.741429] ACPI: Interpreter enabled [ 2.742410] ACPI: (supports S0 S3 S4 S5) [ 2.744193] ACPI: Using IOAPIC for interrupt routing [ 2.744380] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.748881] ACPI: Enabled 16 GPEs in block 00 to 0F [ 3.296880] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.298246] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 3.300336] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 3.301364] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 3.307207] PCI host bridge to bus 0000:00 [ 3.308206] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.309199] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.311200] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.313200] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 3.314202] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.351348] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 3.410947] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 3.415123] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 3.418923] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 3.422744] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 3.428653] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 3.792178] vgaarb: loaded [ 3.794433] SCSI subsystem initialized [ 3.796701] ACPI: bus type USB registered [ 3.798260] usbcore: registered new interface driver usbfs [ 3.800380] usbcore: registered new interface driver hub [ 3.801394] usbcore: registered new device driver usb [ 3.803978] pps_core: LinuxPPS API ver. 1 registered [ 3.805190] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 3.807588] PTP clock support registered [ 3.809728] EDAC MC: Ver: 3.0.0 [ 3.815542] Advanced Linux Sound Architecture Driver Initialized. [ 3.817544] PCI: Using ACPI for IRQ routing [ 3.821252] Bluetooth: Core ver 2.22 [ 3.822490] NET: Registered protocol family 31 [ 3.823459] Bluetooth: HCI device and connection manager initialized [ 3.824220] Bluetooth: HCI socket layer initialized [ 3.825197] Bluetooth: L2CAP socket layer initialized [ 3.826310] Bluetooth: SCO socket layer initialized [ 3.827235] NET: Registered protocol family 8 [ 3.828079] NET: Registered protocol family 20 [ 3.829398] NetLabel: Initializing [ 3.830026] NetLabel: domain hash size = 128 [ 3.831187] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 3.832435] NetLabel: unlabeled traffic allowed by default [ 3.835428] nfc: nfc_init: NFC Core ver 0.1 [ 3.836289] NET: Registered protocol family 39 [ 3.838261] clocksource: Switched to clocksource kvm-clock [ 4.305022] VFS: Disk quotas dquot_6.6.0 [ 4.306072] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 4.308061] FS-Cache: Loaded [ 4.309498] CacheFiles: Loaded [ 4.310358] pnp: PnP ACPI init [ 4.321503] pnp: PnP ACPI: found 7 devices [ 4.367870] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.370889] NET: Registered protocol family 2 [ 4.373701] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes) [ 4.375813] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 4.379670] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 4.385417] TCP: Hash tables configured (established 65536 bind 65536) [ 4.388567] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 4.390324] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 4.392390] NET: Registered protocol family 1 [ 4.395002] RPC: Registered named UNIX socket transport module. [ 4.395984] RPC: Registered udp transport module. [ 4.396676] RPC: Registered tcp transport module. [ 4.397360] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.399428] NET: Registered protocol family 44 [ 4.400105] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.401927] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.402884] software IO TLB: mapped [mem 0xbbff3000-0xbfff3000] (64MB) [ 4.405056] RAPL PMU: API unit is 2^-32 Joules, 3 fixed counters, 10737418240 ms ovfl timer [ 4.406258] RAPL PMU: hw unit of domain pp0-core 2^-0 Joules [ 4.407077] RAPL PMU: hw unit of domain package 2^-0 Joules [ 4.407873] RAPL PMU: hw unit of domain dram 2^-16 Joules [ 4.409719] VPID CAP should not exist if not support 1-setting enable VPID VM-execution control [ 4.412723] kvm: already loaded the other module [ 4.413446] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 4.415032] Machine check injector initialized [ 4.419138] Scanning for low memory corruption every 60 seconds [ 4.458045] Initialise system trusted keyrings [ 4.459793] workingset: timestamp_bits=41 max_order=21 bucket_order=0 [ 4.465350] DLM installed [ 4.467645] NFS: Registering the id_resolver key type [ 4.468613] Key type id_resolver registered [ 4.469248] Key type id_legacy registered [ 4.469841] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 4.470875] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 4.473712] ntfs: driver 2.1.32 [Flags: R/W]. [ 4.474990] fuse init (API version 7.27) [ 4.477661] JFS: nTxBlock = 8192, nTxLock = 65536 [ 4.485942] SGI XFS with ACLs, security attributes, realtime, no debug enabled [ 4.490754] 9p: Installing v9fs 9p2000 file system support [ 4.491714] FS-Cache: Netfs '9p' registered for caching [ 4.494645] gfs2: GFS2 installed [ 4.496536] FS-Cache: Netfs 'ceph' registered for caching [ 4.497409] ceph: loaded (mds proto 32) [ 4.528550] NET: Registered protocol family 38 [ 4.530694] async_tx: api initialized (async) [ 4.531787] Key type asymmetric registered [ 4.532798] Asymmetric key parser 'x509' registered [ 4.533842] Key type pkcs7_test registered [ 4.534792] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 4.536699] io scheduler noop registered [ 4.537394] io scheduler deadline registered [ 4.538176] io scheduler cfq registered (default) [ 4.538902] io scheduler mq-deadline registered [ 4.539551] io scheduler kyber registered [ 4.540295] io scheduler bfq registered [ 4.544543] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 4.546651] ACPI: Power Button [PWRF] [ 4.548004] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 4.549647] ACPI: Sleep Button [SLPF] [ 4.566154] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 4.567074] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 4.579464] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 4.580335] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 4.586790] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 4.609960] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 4.635433] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 4.660411] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 4.685504] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 4.693841] Non-volatile memory driver v1.3 [ 4.695370] Linux agpgart interface v0.103 [ 4.736456] brd: module loaded [ 4.757331] loop: module loaded [ 4.802934] null: module loaded [ 4.806532] nfcsim 0.2 initialized [ 4.808861] Loading iSCSI transport class v2.0-870. [ 4.859505] scsi host0: Virtio SCSI HBA [ 4.917131] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 5.269320] random: fast init done [ 5.709996] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 5.710325] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 5.713322] Ethernet Channel Bonding Driver: v3.7.1 (April 27, 2011) [ 5.713495] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 5.718875] sd 0:0:1:0: [sda] Write Protect is off [ 5.722085] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 5.736760] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 5.743803] MACsec IEEE 802.1AE [ 5.745631] tun: Universal TUN/TAP device driver, 1.6 [ 5.760854] sda: sda1 [ 5.766005] sd 0:0:1:0: [sda] Attached SCSI disk [ 5.815557] [ 5.815968] ============================================ [ 5.816339] WARNING: possible recursive locking detected [ 5.816339] 4.18.0-rc6-next-20180727+ #25 Not tainted [ 5.816339] -------------------------------------------- [ 5.816339] swapper/0/1 is trying to acquire lock: [ 5.816339] 00000000e0cf6fe7 (cpu_hotplug_lock.rw_sem){++++}, at: static_key_slow_inc+0x12/0x30 [ 5.816339] [ 5.816339] but task is already holding lock: [ 5.816339] 00000000e0cf6fe7 (cpu_hotplug_lock.rw_sem){++++}, at: init_vqs+0xe1a/0x1520 [ 5.816339] [ 5.816339] other info that might help us debug this: [ 5.816339] Possible unsafe locking scenario: [ 5.816339] [ 5.816339] CPU0 [ 5.816339] ---- [ 5.816339] lock(cpu_hotplug_lock.rw_sem); [ 5.816339] lock(cpu_hotplug_lock.rw_sem); [ 5.816339] [ 5.816339] *** DEADLOCK *** [ 5.816339] [ 5.816339] May be due to missing lock nesting notation [ 5.816339] [ 5.816339] 3 locks held by swapper/0/1: [ 5.816339] #0: 00000000fda11a03 (&dev->mutex){....}, at: __driver_attach+0x15f/0x2f0 [ 5.816339] #1: 00000000e0cf6fe7 (cpu_hotplug_lock.rw_sem){++++}, at: init_vqs+0xe1a/0x1520 [ 5.816339] #2: 000000007e042434 (xps_map_mutex){+.+.}, at: __netif_set_xps_queue+0x243/0x23f0 [ 5.816339] [ 5.816339] stack backtrace: [ 5.816339] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 4.18.0-rc6-next-20180727+ #25 [ 5.816339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 5.816339] Call Trace: [ 5.816339] dump_stack+0x1c9/0x2b4 [ 5.816339] ? dump_stack_print_info.cold.2+0x52/0x52 [ 5.816339] ? init_vqs+0xe1a/0x1520 [ 5.816339] ? vprintk_func+0x81/0x117 [ 5.816339] __lock_acquire.cold.65+0x1fb/0x486 [ 5.816339] ? trace_hardirqs_on+0x10/0x10 [ 5.816339] ? lock_downgrade+0x8f0/0x8f0 [ 5.816339] ? mark_held_locks+0xc9/0x160 [ 5.816339] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 5.816339] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 5.816339] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 5.816339] ? trace_hardirqs_on+0xd/0x10 [ 5.816339] ? depot_save_stack+0x291/0x470 [ 5.816339] ? save_stack+0xa9/0xd0 [ 5.816339] ? save_stack+0x43/0xd0 [ 5.816339] ? kasan_kmalloc+0xc4/0xe0 [ 5.816339] ? __kmalloc_node+0x47/0x70 [ 5.816339] ? __netif_set_xps_queue+0xa80/0x23f0 [ 5.816339] ? netif_set_xps_queue+0x26/0x30 [ 5.816339] ? virtnet_set_affinity+0x2ba/0x4b0 [ 5.816339] ? init_vqs+0xe22/0x1520 [ 5.816339] ? graph_lock+0x170/0x170 [ 5.816339] ? driver_probe_device+0x108/0x210 [ 5.816339] ? __driver_attach+0x28b/0x2f0 [ 5.816339] ? bus_for_each_dev+0x15d/0x1f0 [ 5.816339] ? driver_attach+0x3d/0x50 [ 5.816339] ? bus_add_driver+0x4b2/0x600 [ 5.816339] ? driver_register+0x1c8/0x320 [ 5.816339] ? register_virtio_driver+0x79/0xd0 [ 5.816339] ? virtio_net_driver_init+0x8d/0xc9 [ 5.816339] ? do_one_initcall+0x127/0x913 [ 5.816339] ? kernel_init_freeable+0x4bb/0x5ae [ 5.816339] ? kernel_init+0x11/0x1b3 [ 5.816339] ? ret_from_fork+0x3a/0x50 [ 5.816339] lock_acquire+0x1e4/0x540 [ 5.816339] ? static_key_slow_inc+0x12/0x30 [ 5.816339] ? lock_release+0xa30/0xa30 [ 5.816339] ? check_same_owner+0x340/0x340 [ 5.816339] ? rcu_read_lock_sched_held+0x108/0x120 [ 5.816339] ? rcu_note_context_switch+0x730/0x730 [ 5.816339] cpus_read_lock+0x43/0xa0 [ 5.816339] ? static_key_slow_inc+0x12/0x30 [ 5.816339] static_key_slow_inc+0x12/0x30 [ 5.816339] __netif_set_xps_queue+0xaac/0x23f0 [ 5.816339] ? dev_get_alias+0x350/0x350 [ 5.816339] ? lock_downgrade+0x8f0/0x8f0 [ 5.816339] ? mark_held_locks+0xc9/0x160 [ 5.816339] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 5.816339] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 5.816339] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 5.816339] ? trace_hardirqs_on+0xd/0x10 [ 5.816339] ? __irq_set_affinity+0x62/0x80 [ 5.816339] ? irq_set_affinity_hint+0x107/0x170 [ 5.816339] ? __irq_set_affinity+0x80/0x80 [ 5.816339] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 5.816339] ? vp_bus_name+0xc0/0xc0 [ 5.816339] netif_set_xps_queue+0x26/0x30 [ 5.816339] virtnet_set_affinity+0x2ba/0x4b0 [ 5.816339] init_vqs+0xe22/0x1520 [ 5.816339] ? xdp_linearize_page.isra.35+0x980/0x980 [ 5.816339] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 5.816339] ? virtio_check_driver_offered_feature+0x2ad/0x330 [ 5.816339] virtnet_probe+0x1092/0x2260 [ 5.816339] ? virtnet_restore+0x6b0/0x6b0 [ 5.816339] ? audit_tree_freeing_mark+0x42/0x1030 [ 5.816339] ? virtio_check_driver_offered_feature+0x2ad/0x330 [ 5.816339] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 5.816339] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 5.816339] ? iowrite32+0x66/0x90 [ 5.816339] ? vp_finalize_features+0x87/0xb0 [ 5.816339] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 5.816339] virtio_dev_probe+0x592/0x942 [ 5.816339] ? virtio_device_restore+0x4f0/0x4f0 [ 5.816339] really_probe+0x5be/0x850 [ 5.816339] ? device_attach+0x20/0x20 [ 5.816339] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 5.816339] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 5.816339] ? trace_hardirqs_on+0xd/0x10 [ 5.816339] driver_probe_device+0x108/0x210 [ 5.816339] __driver_attach+0x28b/0x2f0 [ 5.816339] ? driver_probe_device+0x210/0x210 [ 5.816339] bus_for_each_dev+0x15d/0x1f0 [ 5.816339] ? subsys_dev_iter_exit+0x20/0x20 [ 5.816339] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 5.816339] driver_attach+0x3d/0x50 [ 5.816339] bus_add_driver+0x4b2/0x600 [ 5.816339] driver_register+0x1c8/0x320 [ 5.816339] ? virtnet_set_channels+0x2b0/0x2b0 [ 5.816339] register_virtio_driver+0x79/0xd0 [ 5.816339] ? veth_init+0x17/0x17 [ 5.816339] virtio_net_driver_init+0x8d/0xc9 [ 5.816339] do_one_initcall+0x127/0x913 [ 5.816339] ? perf_trace_initcall_level+0x780/0x780 [ 5.816339] ? kasan_check_read+0x11/0x20 [ 5.816339] ? rcu_is_watching+0x8c/0x150 [ 5.816339] ? rcu_pm_notify+0xc0/0xc0 [ 5.816339] ? trace_initcall_level+0x2e3/0x321 [ 5.816339] ? arch_local_irq_restore+0x52/0x52 [ 5.816339] ? up_write+0x60/0x220 [ 5.816339] ? up_read+0x110/0x110 [ 5.816339] ? down_read+0x1d0/0x1d0 [ 5.816339] ? __asan_register_globals+0x3f/0xa0 [ 5.816339] kernel_init_freeable+0x4bb/0x5ae [ 5.816339] ? rest_init+0xe4/0xe4 [ 5.816339] kernel_init+0x11/0x1b3 [ 5.816339] ? rest_init+0xe4/0xe4 [ 5.816339] ret_from_fork+0x3a/0x50 [ 5.976249] vcan: Virtual CAN interface driver [ 5.977530] vxcan: Virtual CAN Tunnel driver [ 5.978667] slcan: serial line CAN interface driver [ 5.979897] slcan: 10 dynamic interface channels. [ 5.981118] CAN device driver interface [ 5.982474] enic: Cisco VIC Ethernet NIC Driver, ver 2.3.0.53 [ 5.984459] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 5.986059] e100: Copyright(c) 1999-2006 Intel Corporation [ 5.987620] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 5.989534] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 5.991162] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 5.992753] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 5.994427] sky2: driver version 1.30 [ 5.996605] PPP generic driver version 2.4.2 [ 5.998348] PPP BSD Compression module registered [ 5.999710] PPP Deflate Compression module registered [ 6.001149] PPP MPPE Compression module registered [ 6.002442] NET: Registered protocol family 24 [ 6.003849] PPTP driver version 0.8.5 [ 6.005345] mac80211_hwsim: initializing netlink [ 6.008033] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht' [ 6.013233] ieee80211 phy1: Selected rate control algorithm 'minstrel_ht' [ 6.019315] usbcore: registered new interface driver asix [ 6.020897] usbcore: registered new interface driver ax88179_178a [ 6.022613] usbcore: registered new interface driver cdc_ether [ 6.024423] usbcore: registered new interface driver net1080 [ 6.026092] usbcore: registered new interface driver cdc_subset [ 6.027806] usbcore: registered new interface driver zaurus [ 6.029421] usbcore: registered new interface driver cdc_ncm [ 6.034563] aoe: AoE v85 initialised. [ 6.036531] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 6.038226] ehci-pci: EHCI PCI platform driver [ 6.039529] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 6.041204] ohci-pci: OHCI PCI platform driver [ 6.042431] uhci_hcd: USB Universal Host Controller Interface driver [ 6.044283] usbcore: registered new interface driver usblp [ 6.045880] usbcore: registered new interface driver usb-storage [ 6.047796] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 6.050303] i8042: Warning: Keylock active [ 6.052290] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 6.053571] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 6.056127] mousedev: PS/2 mouse device common for all mice [ 6.060121] rtc_cmos 00:00: RTC can wake from S4 [ 6.062476] rtc_cmos 00:00: registered as rtc0 [ 6.063618] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 6.065674] i2c /dev entries driver [ 6.068043] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 6.070718] i2c-parport-light: adapter type unspecified [ 6.072188] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 6.074427] usbcore: registered new interface driver i2c-tiny-usb [ 6.077520] device-mapper: ioctl: 4.39.0-ioctl (2018-04-03) initialised: dm-devel@redhat.com [ 6.079812] device-mapper: raid: Loading target version 1.13.2 [ 6.081583] usbcore: registered new interface driver btusb [ 6.084099] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 6.085994] usnic_verbs:usnic_uiom_init:601: [ 6.086001] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 6.089483] usnic_verbs:usnic_ib_init:649: [ 6.089487] Unable to initalize umem with err -1 [ 6.092035] iscsi: registered transport (iser) [ 6.093410] OPA Virtual Network Driver - v1.0 [ 6.099907] hidraw: raw HID events driver (C) Jiri Kosina [ 6.104571] usbcore: registered new interface driver usbhid [ 6.106318] usbhid: USB HID core driver [ 6.109229] NET: Registered protocol family 40 [ 6.111312] ashmem: initialized [ 6.152533] NET: Registered protocol family 26 [ 6.153866] Mirror/redirect action on [ 6.154967] Simple TC action Loaded [ 6.157924] netem: version 1.3 [ 6.159152] u32 classifier [ 6.159936] Actions configured [ 6.162023] nf_conntrack_irc: failed to register helpers [ 6.163543] nf_conntrack_sane: failed to register helpers [ 6.180829] nf_conntrack_sip: failed to register helpers [ 6.184051] xt_time: kernel timezone is -0000 [ 6.185324] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 6.186952] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 6.189003] IPVS: ipvs loaded. [ 6.189845] IPVS: [rr] scheduler registered. [ 6.190826] IPVS: [wrr] scheduler registered. [ 6.192011] IPVS: [lc] scheduler registered. [ 6.193095] IPVS: [wlc] scheduler registered. [ 6.194307] IPVS: [fo] scheduler registered. [ 6.195310] IPVS: [ovf] scheduler registered. [ 6.196537] IPVS: [lblc] scheduler registered. [ 6.197662] IPVS: [lblcr] scheduler registered. [ 6.198712] IPVS: [dh] scheduler registered. [ 6.199812] IPVS: [sh] scheduler registered. [ 6.201030] IPVS: [mh] scheduler registered. [ 6.202200] IPVS: [sed] scheduler registered. [ 6.202934] IPVS: [nq] scheduler registered. [ 6.204022] IPVS: ftp: loaded support on port[0] = 21 [ 6.205215] IPVS: [sip] pe registered. [ 6.206170] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 6.208968] gre: GRE over IPv4 demultiplexor driver [ 6.210143] ip_gre: GRE over IPv4 tunneling driver [ 6.216470] IPv4 over IPsec tunneling driver [ 6.219500] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 6.221176] Initializing XFRM netlink socket [ 6.222417] NET: Registered protocol family 10 [ 6.228751] Segment Routing with IPv6 [ 6.229996] mip6: Mobile IPv6 [ 6.233225] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 6.238847] ip6_gre: GRE over IPv6 tunneling driver [ 6.244258] bpfilter: Loaded bpfilter_umh pid 2084 Started bpfilter[ 6.246589] NET: Registered protocol family 17 [ 6.247866] NET: Registered protocol family 15 [ 6.249486] Bridge firewalling registered [ 6.250892] can: controller area network core (rev 20170425 abi 9) [ 6.252615] NET: Registered protocol family 29 [ 6.253566] can: raw protocol (rev 20170425) [ 6.255020] can: broadcast manager protocol (rev 20170425 t) [ 6.256251] can: netlink gateway (rev 20170425) max_hops=1 [ 6.258371] Bluetooth: RFCOMM TTY layer initialized [ 6.259129] Bluetooth: RFCOMM socket layer initialized [ 6.259951] Bluetooth: RFCOMM ver 1.11 [ 6.260511] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 6.261252] Bluetooth: BNEP filters: protocol multicast [ 6.261974] Bluetooth: BNEP socket layer initialized [ 6.262739] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 6.263594] Bluetooth: HIDP socket layer initialized [ 6.265143] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 6.265782] RPC: Registered rdma transport module. [ 6.267830] RPC: Registered rdma backchannel transport module. [ 6.270535] NET: Registered protocol family 41 [ 6.272051] lec:lane_module_init: lec.c: initialized [ 6.273343] mpoa:atm_mpoa_init: mpc.c: initialized [ 6.274666] l2tp_core: L2TP core driver, V2.0 [ 6.275801] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 6.277364] 8021q: 802.1Q VLAN Support v1.8 [ 6.287882] DCCP: Activated CCID 2 (TCP-like) [ 6.289359] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 6.290626] sctp: Hash tables configured (bind 64/64) [ 6.292272] tipc: Activated (version 2.0.0) [ 6.293418] NET: Registered protocol family 30 [ 6.295152] tipc: Started in single node mode [ 6.296359] NET: Registered protocol family 43 [ 6.297614] 9pnet: Installing 9P2000 support [ 6.301900] NET: Registered protocol family 36 [ 6.302816] Key type dns_resolver registered [ 6.303531] Key type ceph registered [ 6.304377] libceph: loaded (mon/osd proto 15/24) [ 6.305136] openvswitch: Open vSwitch switching datapath [ 6.306753] mpls_gso: MPLS GSO support [ 6.307893] start plist test [ 6.317362] end plist test [ 6.320643] AVX2 version of gcm_enc/dec engaged. [ 6.321490] AES CTR mode by8 optimization enabled [ 6.327380] sched_clock: Marking stable (6301536551, 25806606)->(6447637035, -120293878) [ 6.330847] registered taskstats version 1 [ 6.331557] Loading compiled-in X.509 certificates [ 6.332954] zswap: default zpool zbud not available [ 6.334271] zswap: pool creation failed [ 6.339253] Btrfs loaded, crc32c=crc32c-intel [ 6.342823] Key type big_key registered [ 6.344428] Key type encrypted registered [ 6.345989] Magic number: 10:441:701 [ 6.346912] acpi LNXCPU:0f: hash matches [ 6.347571] console [netcon0] enabled [ 6.348089] netconsole: network logging started [ 6.348929] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 6.350575] rdma_rxe: loaded [ 6.351310] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 6.354766] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 6.356112] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 6.357458] cfg80211: failed to load regulatory.db [ 6.357490] ALSA device list: [ 6.358917] #0: Dummy 1 [ 6.359429] #1: Loopback 1 [ 6.360120] #2: Virtual MIDI Card 1 [ 6.681795] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 6.684319] md: Waiting for all devices to be available before autodetect [ 6.685656] md: If you don't use raid, use raid=noautodetect [ 6.688567] md: Autodetecting RAID arrays. [ 6.689407] md: autorun ... [ 6.690023] md: ... autorun DONE. [ 6.740653] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null) [ 6.742496] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 6.764917] devtmpfs: mounted [ 6.775221] Freeing unused kernel memory: 3896K [ 6.776586] Kernel memory protection disabled. [ 6.777448] Run /sbin/init as init process [ 7.019549] SELinux: Disabled at runtime. [ 7.047319] audit: type=1404 audit(1532896890.790:2): enforcing=0 old_enforcing=0 auid=4294967295 ses=4294967295 enabled=0 old-enabled=1 lsm=selinux res=1 INIT: version 2.88 booting [ 7.122386] stty (2170) used greatest stack depth: 19552 bytes left [info] Using makefile-style concurrent boot in runlevel S. [....] Starting the hotplug events dispatcher: udevd[ 7.829733] udevd[2282]: starting version 175 [?25l[?1c7[ ok 8[?25h[?0c. [....] Synthesizing the initial hotplug events...[ 8.034145] modprobe (2313) used greatest stack depth: 19024 bytes left [?25l[?1c7[ ok 8[?25h[?0cdone. [ 8.402384] ln (2427) used greatest stack depth: 18752 bytes left [....] Waiting for /dev to be fully populated...[?25l[?1c7[ ok 8[?25h[?0cdone. [....] Activating swap...[?25l[?1c7[ ok 8[?25h[?0cdone. [ 11.395880] 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 [ 13.259358] logsave (3614) 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. [ 14.046569] 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/ [ 14.612664] ================================================================== [ 14.620093] BUG: KASAN: slab-out-of-bounds in virtnet_poll+0x111a/0x1226 [ 14.626922] Read of size 8 at addr ffff8801cee11130 by task ip/3954 [ 14.633308] [ 14.634923] CPU: 0 PID: 3954 Comm: ip Not tainted 4.18.0-rc6-next-20180727+ #25 [ 14.642355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 14.651698] Call Trace: [ 14.654289] [ 14.656456] dump_stack+0x1c9/0x2b4 [ 14.660086] ? dump_stack_print_info.cold.2+0x52/0x52 [ 14.665259] ? printk+0xa7/0xcf [ 14.668519] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 14.673267] ? virtnet_poll+0x111a/0x1226 [ 14.677421] print_address_description+0x6c/0x20b [ 14.682274] ? virtnet_poll+0x111a/0x1226 [ 14.686423] kasan_report.cold.7+0x242/0x30d [ 14.690817] __asan_report_load8_noabort+0x14/0x20 [ 14.695728] virtnet_poll+0x111a/0x1226 [ 14.699684] ? receive_buf+0x2d30/0x2d30 [ 14.703735] ? trace_hardirqs_on+0x10/0x10 [ 14.707960] ? lock_release+0xa30/0xa30 [ 14.711923] ? nohz_balance_enter_idle+0x680/0x680 [ 14.716830] ? cpuacct_css_alloc+0x160/0x160 [ 14.721227] net_rx_action+0x7a5/0x1920 [ 14.725198] ? napi_complete_done+0x6d0/0x6d0 [ 14.729683] ? kasan_check_write+0x14/0x20 [ 14.733895] ? do_raw_spin_lock+0xc1/0x200 [ 14.738116] ? trace_hardirqs_on+0xd/0x10 [ 14.742253] ? __run_timers+0xa37/0xc70 [ 14.746212] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 14.751565] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 14.756576] ? enqueue_hrtimer+0x18e/0x540 [ 14.760800] ? kasan_check_write+0x14/0x20 [ 14.765022] ? do_raw_spin_lock+0xc1/0x200 [ 14.769243] ? clockevents_program_event+0x158/0x370 [ 14.774330] ? lock_downgrade+0x8f0/0x8f0 [ 14.778462] ? pvclock_read_flags+0x160/0x160 [ 14.782940] ? __local_bh_enable+0xef/0x130 [ 14.787256] ? __do_softirq+0x780/0xb17 [ 14.791215] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 14.796305] ? kasan_check_read+0x11/0x20 [ 14.800433] ? rcu_nmi_exit+0xe0/0x2d0 [ 14.804301] ? rcu_idle_enter+0x480/0x480 [ 14.808430] ? clockevents_program_event+0x140/0x370 [ 14.813513] ? tick_program_event+0xb2/0x130 [ 14.817903] ? do_softirq_own_stack+0x2a/0x40 [ 14.822381] __do_softirq+0x2e8/0xb17 [ 14.826176] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 14.831266] ? irq_exit+0xbb/0x210 [ 14.834787] ? smp_apic_timer_interrupt+0x186/0x730 [ 14.839785] ? smp_call_function_single_interrupt+0x660/0x660 [ 14.845660] ? kvm_sched_clock_read+0x18/0x30 [ 14.850147] ? sched_clock+0x31/0x40 [ 14.853840] ? sched_clock_cpu+0x1b/0x170 [ 14.857971] ? task_prio+0x50/0x50 [ 14.861501] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 14.866326] do_softirq_own_stack+0x2a/0x40 [ 14.870638] [ 14.872858] do_softirq.part.18+0x155/0x1a0 [ 14.877164] ? virtnet_napi_enable+0x46/0xb0 [ 14.881562] __local_bh_enable_ip+0x1ec/0x230 [ 14.886049] virtnet_napi_enable+0x8c/0xb0 [ 14.890273] virtnet_open+0x16d/0x4d0 [ 14.894057] ? refill_work+0x200/0x200 [ 14.897928] __dev_open+0x26d/0x410 [ 14.901550] ? dev_set_rx_mode+0x40/0x40 [ 14.905607] ? __local_bh_enable_ip+0x161/0x230 [ 14.910262] __dev_change_flags+0x739/0x9c0 [ 14.914565] ? kernel_poison_pages+0x136/0x220 [ 14.919137] ? dev_set_allmulti+0x30/0x30 [ 14.923276] ? get_page_from_freelist+0x107a/0x4620 [ 14.928284] ? validate_linkmsg+0x277/0xa40 [ 14.932592] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 14.938123] ? kernel_poison_pages+0x136/0x220 [ 14.942702] ? kasan_unpoison_shadow+0x35/0x50 [ 14.947278] ? rtnl_stats_dump+0xaa0/0xaa0 [ 14.951495] ? get_page_from_freelist+0xfe4/0x4620 [ 14.956429] dev_change_flags+0x89/0x150 [ 14.960471] do_setlink+0xb16/0x3dd0 [ 14.964170] ? lock_downgrade+0x8f0/0x8f0 [ 14.968311] ? validate_linkmsg+0xa40/0xa40 [ 14.972614] ? lru_cache_add+0x232/0x460 [ 14.976668] ? trace_hardirqs_on+0x10/0x10 [ 14.980895] ? trace_hardirqs_on+0x10/0x10 [ 14.985122] ? trace_hardirqs_on+0x10/0x10 [ 14.989351] ? trace_hardirqs_on+0x10/0x10 [ 14.993575] ? __handle_mm_fault+0x2a73/0x4470 [ 14.998139] ? lock_downgrade+0x8f0/0x8f0 [ 15.002267] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.007786] ? rtnl_is_locked+0xb5/0xf0 [ 15.011740] ? validate_linkmsg+0x277/0xa40 [ 15.016040] ? memset+0x31/0x40 [ 15.019301] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.024819] ? rtnl_stats_dump+0xaa0/0xaa0 [ 15.029034] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.034553] ? netdev_master_upper_dev_get+0x173/0x250 [ 15.039809] ? __dev_get_by_flags+0x1d0/0x1d0 [ 15.044284] rtnl_newlink+0x138d/0x1d60 [ 15.048241] ? rtnl_link_unregister+0x390/0x390 [ 15.052896] ? lock_acquire+0x1e4/0x540 [ 15.056848] ? is_bpf_text_address+0xae/0x170 [ 15.061323] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 15.066323] ? mem_cgroup_update_lru_size+0xd0/0xd0 [ 15.071322] ? trace_hardirqs_on+0x10/0x10 [ 15.075550] ? lock_acquire+0x1e4/0x540 [ 15.079502] ? is_bpf_text_address+0xae/0x170 [ 15.083980] ? lock_downgrade+0x8f0/0x8f0 [ 15.088112] ? lock_acquire+0x1e4/0x540 [ 15.092064] ? rtnetlink_rcv_msg+0x412/0xc30 [ 15.096465] ? lock_release+0xa30/0xa30 [ 15.100444] ? check_same_owner+0x340/0x340 [ 15.104766] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 15.109763] ? rcu_note_context_switch+0x730/0x730 [ 15.114671] ? kasan_check_write+0x14/0x20 [ 15.118883] ? __mutex_lock+0x6d0/0x1700 [ 15.122921] ? rtnetlink_rcv_msg+0x412/0xc30 [ 15.127311] ? mutex_trylock+0x2b0/0x2b0 [ 15.131357] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 15.136028] ? is_bpf_text_address+0xd7/0x170 [ 15.140524] ? kernel_text_address+0x79/0xf0 [ 15.144953] ? lock_downgrade+0x8f0/0x8f0 [ 15.149094] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.154629] ? rtnl_get_link+0x170/0x370 [ 15.158669] ? rtnl_dump_all+0x600/0x600 [ 15.162736] ? ns_capable_common+0x13f/0x170 [ 15.167157] ? rtnl_link_unregister+0x390/0x390 [ 15.171826] rtnetlink_rcv_msg+0x46e/0xc30 [ 15.176055] ? rtnetlink_put_metrics+0x690/0x690 [ 15.180794] netlink_rcv_skb+0x172/0x440 [ 15.184832] ? rtnetlink_put_metrics+0x690/0x690 [ 15.189567] ? netlink_ack+0xbe0/0xbe0 [ 15.193434] rtnetlink_rcv+0x1c/0x20 [ 15.197136] netlink_unicast+0x5a0/0x760 [ 15.201187] ? netlink_attachskb+0x9a0/0x9a0 [ 15.205586] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.211109] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 15.216116] netlink_sendmsg+0xa18/0xfc0 [ 15.220156] ? netlink_unicast+0x760/0x760 [ 15.224369] ? move_addr_to_kernel.part.20+0x100/0x100 [ 15.229637] ? security_socket_sendmsg+0x94/0xc0 [ 15.234380] ? netlink_unicast+0x760/0x760 [ 15.238594] sock_sendmsg+0xd5/0x120 [ 15.242288] ___sys_sendmsg+0x7fd/0x930 [ 15.246248] ? copy_msghdr_from_user+0x580/0x580 [ 15.250989] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 15.255995] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.261516] ? __fget_light+0x2f7/0x440 [ 15.265472] ? lock_acquire+0x1e4/0x540 [ 15.269426] ? fget_raw+0x20/0x20 [ 15.272863] ? lock_release+0xa30/0xa30 [ 15.276833] ? lock_release+0xa30/0xa30 [ 15.280786] ? lock_downgrade+0x8f0/0x8f0 [ 15.284917] ? mem_cgroup_from_task+0xcb/0x1f0 [ 15.289485] ? __do_page_fault+0x664/0xe50 [ 15.293701] ? lock_downgrade+0x8f0/0x8f0 [ 15.297831] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.303357] ? sockfd_lookup_light+0xc5/0x160 [ 15.307850] __sys_sendmsg+0x11d/0x290 [ 15.311723] ? __ia32_sys_shutdown+0x80/0x80 [ 15.316116] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.321638] ? __do_page_fault+0x449/0xe50 [ 15.325863] ? syscall_slow_exit_work+0x500/0x500 [ 15.330687] __x64_sys_sendmsg+0x78/0xb0 [ 15.334732] do_syscall_64+0x1b9/0x820 [ 15.338599] ? syscall_return_slowpath+0x5e0/0x5e0 [ 15.343507] ? syscall_return_slowpath+0x31d/0x5e0 [ 15.348419] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 15.353427] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.358948] ? prepare_exit_to_usermode+0x291/0x3b0 [ 15.363947] ? perf_trace_sys_enter+0xb10/0xb10 [ 15.369527] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 15.374359] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 15.379527] RIP: 0033:0x7f50f14a0320 [ 15.383226] 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 [ 15.402114] RSP: 002b:00007ffd5dbe8418 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 15.409818] RAX: ffffffffffffffda RBX: 00007ffd5dbec510 RCX: 00007f50f14a0320 [ 15.417073] RDX: 0000000000000000 RSI: 00007ffd5dbe8450 RDI: 0000000000000003 [ 15.424337] RBP: 00007ffd5dbe8450 R08: 0000000000000000 R09: 000000000000000f [ 15.431586] R10: 0000000000000000 R11: 0000000000000246 R12: 000000005b5e2684 [ 15.438837] R13: 0000000000000000 R14: 00000000006395c0 R15: 00007ffd5dbecce8 [ 15.446094] [ 15.447699] Allocated by task 1: [ 15.451047] save_stack+0x43/0xd0 [ 15.454475] kasan_kmalloc+0xc4/0xe0 [ 15.458166] __kmalloc+0x14e/0x760 [ 15.461698] init_vqs+0x127/0x1520 [ 15.465220] virtnet_probe+0x1092/0x2260 [ 15.469266] virtio_dev_probe+0x592/0x942 [ 15.473392] really_probe+0x5be/0x850 [ 15.477172] driver_probe_device+0x108/0x210 [ 15.481571] __driver_attach+0x28b/0x2f0 [ 15.485614] bus_for_each_dev+0x15d/0x1f0 [ 15.489740] driver_attach+0x3d/0x50 [ 15.493431] bus_add_driver+0x4b2/0x600 [ 15.497382] driver_register+0x1c8/0x320 [ 15.501422] register_virtio_driver+0x79/0xd0 [ 15.505901] virtio_net_driver_init+0x8d/0xc9 [ 15.510384] do_one_initcall+0x127/0x913 [ 15.514423] kernel_init_freeable+0x4bb/0x5ae [ 15.518902] kernel_init+0x11/0x1b3 [ 15.522507] ret_from_fork+0x3a/0x50 [ 15.526205] [ 15.527809] Freed by task 0: [ 15.530803] (stack is not available) [ 15.534488] [ 15.536095] The buggy address belongs to the object at ffff8801cee10640 [ 15.536095] which belongs to the cache kmalloc-4096 of size 4096 [ 15.548922] The buggy address is located 2800 bytes inside of [ 15.548922] 4096-byte region [ffff8801cee10640, ffff8801cee11640) [ 15.560948] The buggy address belongs to the page: [ 15.565856] page:ffffea00073b8400 count:1 mapcount:0 mapping:ffff8801dac00dc0 index:0x0 compound_mapcount: 0 [ 15.575815] flags: 0x2fffc0000008100(slab|head) [ 15.580465] raw: 02fffc0000008100 ffffea00073b7f08 ffffea00073b8488 ffff8801dac00dc0 [ 15.588344] raw: 0000000000000000 ffff8801cee10640 0000000100000001 0000000000000000 [ 15.596209] page dumped because: kasan: bad access detected [ 15.601913] [ 15.603516] Memory state around the buggy address: [ 15.608423] ffff8801cee11000: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.615761] ffff8801cee11080: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.623102] >ffff8801cee11100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.630435] ^ [ 15.635341] ffff8801cee11180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.642691] ffff8801cee11200: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.650024] ================================================================== [ 15.657418] Kernel panic - not syncing: panic_on_warn set ... [ 15.657418] [ 15.664790] CPU: 0 PID: 3954 Comm: ip Tainted: G B 4.18.0-rc6-next-20180727+ #25 [ 15.673631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 15.682985] Call Trace: [ 15.685562] [ 15.687702] dump_stack+0x1c9/0x2b4 [ 15.691323] ? dump_stack_print_info.cold.2+0x52/0x52 [ 15.696504] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 15.701246] panic+0x238/0x4e7 [ 15.704421] ? add_taint.cold.5+0x16/0x16 [ 15.708549] ? do_raw_spin_unlock+0xa7/0x2f0 [ 15.712939] ? virtnet_poll+0x111a/0x1226 [ 15.717070] kasan_end_report+0x47/0x4f [ 15.721025] kasan_report.cold.7+0x76/0x30d [ 15.725326] __asan_report_load8_noabort+0x14/0x20 [ 15.730235] virtnet_poll+0x111a/0x1226 [ 15.734209] ? receive_buf+0x2d30/0x2d30 [ 15.738253] ? trace_hardirqs_on+0x10/0x10 [ 15.742476] ? lock_release+0xa30/0xa30 [ 15.746440] ? nohz_balance_enter_idle+0x680/0x680 [ 15.751352] ? cpuacct_css_alloc+0x160/0x160 [ 15.755747] net_rx_action+0x7a5/0x1920 [ 15.759707] ? napi_complete_done+0x6d0/0x6d0 [ 15.764186] ? kasan_check_write+0x14/0x20 [ 15.768407] ? do_raw_spin_lock+0xc1/0x200 [ 15.772620] ? trace_hardirqs_on+0xd/0x10 [ 15.776748] ? __run_timers+0xa37/0xc70 [ 15.780704] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 15.786049] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 15.791046] ? enqueue_hrtimer+0x18e/0x540 [ 15.795262] ? kasan_check_write+0x14/0x20 [ 15.799476] ? do_raw_spin_lock+0xc1/0x200 [ 15.803709] ? clockevents_program_event+0x158/0x370 [ 15.808800] ? lock_downgrade+0x8f0/0x8f0 [ 15.812931] ? pvclock_read_flags+0x160/0x160 [ 15.817411] ? __local_bh_enable+0xef/0x130 [ 15.821724] ? __do_softirq+0x780/0xb17 [ 15.825679] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 15.830763] ? kasan_check_read+0x11/0x20 [ 15.834890] ? rcu_nmi_exit+0xe0/0x2d0 [ 15.838756] ? rcu_idle_enter+0x480/0x480 [ 15.842889] ? clockevents_program_event+0x140/0x370 [ 15.847970] ? tick_program_event+0xb2/0x130 [ 15.852367] ? do_softirq_own_stack+0x2a/0x40 [ 15.856844] __do_softirq+0x2e8/0xb17 [ 15.860629] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 15.865720] ? irq_exit+0xbb/0x210 [ 15.869242] ? smp_apic_timer_interrupt+0x186/0x730 [ 15.874239] ? smp_call_function_single_interrupt+0x660/0x660 [ 15.880105] ? kvm_sched_clock_read+0x18/0x30 [ 15.884578] ? sched_clock+0x31/0x40 [ 15.888268] ? sched_clock_cpu+0x1b/0x170 [ 15.892398] ? task_prio+0x50/0x50 [ 15.895920] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 15.900741] do_softirq_own_stack+0x2a/0x40 [ 15.905038] [ 15.907259] do_softirq.part.18+0x155/0x1a0 [ 15.911565] ? virtnet_napi_enable+0x46/0xb0 [ 15.915954] __local_bh_enable_ip+0x1ec/0x230 [ 15.920429] virtnet_napi_enable+0x8c/0xb0 [ 15.924642] virtnet_open+0x16d/0x4d0 [ 15.928421] ? refill_work+0x200/0x200 [ 15.932289] __dev_open+0x26d/0x410 [ 15.935892] ? dev_set_rx_mode+0x40/0x40 [ 15.939935] ? __local_bh_enable_ip+0x161/0x230 [ 15.944586] __dev_change_flags+0x739/0x9c0 [ 15.948898] ? kernel_poison_pages+0x136/0x220 [ 15.953458] ? dev_set_allmulti+0x30/0x30 [ 15.957587] ? get_page_from_freelist+0x107a/0x4620 [ 15.962594] ? validate_linkmsg+0x277/0xa40 [ 15.966896] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 15.972412] ? kernel_poison_pages+0x136/0x220 [ 15.976976] ? kasan_unpoison_shadow+0x35/0x50 [ 15.981550] ? rtnl_stats_dump+0xaa0/0xaa0 [ 15.985776] ? get_page_from_freelist+0xfe4/0x4620 [ 15.990695] dev_change_flags+0x89/0x150 [ 15.994738] do_setlink+0xb16/0x3dd0 [ 15.998442] ? lock_downgrade+0x8f0/0x8f0 [ 16.002569] ? validate_linkmsg+0xa40/0xa40 [ 16.006873] ? lru_cache_add+0x232/0x460 [ 16.010918] ? trace_hardirqs_on+0x10/0x10 [ 16.015144] ? trace_hardirqs_on+0x10/0x10 [ 16.019361] ? trace_hardirqs_on+0x10/0x10 [ 16.023584] ? trace_hardirqs_on+0x10/0x10 [ 16.027801] ? __handle_mm_fault+0x2a73/0x4470 [ 16.032365] ? lock_downgrade+0x8f0/0x8f0 [ 16.036499] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 16.042017] ? rtnl_is_locked+0xb5/0xf0 [ 16.045970] ? validate_linkmsg+0x277/0xa40 [ 16.050283] ? memset+0x31/0x40 [ 16.053547] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 16.059073] ? rtnl_stats_dump+0xaa0/0xaa0 [ 16.063298] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 16.068817] ? netdev_master_upper_dev_get+0x173/0x250 [ 16.074074] ? __dev_get_by_flags+0x1d0/0x1d0 [ 16.078551] rtnl_newlink+0x138d/0x1d60 [ 16.082517] ? rtnl_link_unregister+0x390/0x390 [ 16.087179] ? lock_acquire+0x1e4/0x540 [ 16.091150] ? is_bpf_text_address+0xae/0x170 [ 16.095635] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 16.100642] ? mem_cgroup_update_lru_size+0xd0/0xd0 [ 16.105647] ? trace_hardirqs_on+0x10/0x10 [ 16.109867] ? lock_acquire+0x1e4/0x540 [ 16.113830] ? is_bpf_text_address+0xae/0x170 [ 16.118311] ? lock_downgrade+0x8f0/0x8f0 [ 16.122441] ? lock_acquire+0x1e4/0x540 [ 16.126397] ? rtnetlink_rcv_msg+0x412/0xc30 [ 16.130791] ? lock_release+0xa30/0xa30 [ 16.134755] ? check_same_owner+0x340/0x340 [ 16.139067] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 16.144062] ? rcu_note_context_switch+0x730/0x730 [ 16.148975] ? kasan_check_write+0x14/0x20 [ 16.153210] ? __mutex_lock+0x6d0/0x1700 [ 16.157261] ? rtnetlink_rcv_msg+0x412/0xc30 [ 16.161648] ? mutex_trylock+0x2b0/0x2b0 [ 16.165690] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 16.170340] ? is_bpf_text_address+0xd7/0x170 [ 16.174818] ? kernel_text_address+0x79/0xf0 [ 16.179222] ? lock_downgrade+0x8f0/0x8f0 [ 16.183360] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 16.188879] ? rtnl_get_link+0x170/0x370 [ 16.192927] ? rtnl_dump_all+0x600/0x600 [ 16.196974] ? ns_capable_common+0x13f/0x170 [ 16.201372] ? rtnl_link_unregister+0x390/0x390 [ 16.206026] rtnetlink_rcv_msg+0x46e/0xc30 [ 16.210256] ? rtnetlink_put_metrics+0x690/0x690 [ 16.214996] netlink_rcv_skb+0x172/0x440 [ 16.219047] ? rtnetlink_put_metrics+0x690/0x690 [ 16.223792] ? netlink_ack+0xbe0/0xbe0 [ 16.227680] rtnetlink_rcv+0x1c/0x20 [ 16.231377] netlink_unicast+0x5a0/0x760 [ 16.235420] ? netlink_attachskb+0x9a0/0x9a0 [ 16.239811] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 16.245332] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 16.250338] netlink_sendmsg+0xa18/0xfc0 [ 16.254379] ? netlink_unicast+0x760/0x760 [ 16.258594] ? move_addr_to_kernel.part.20+0x100/0x100 [ 16.263851] ? security_socket_sendmsg+0x94/0xc0 [ 16.268586] ? netlink_unicast+0x760/0x760 [ 16.272801] sock_sendmsg+0xd5/0x120 [ 16.276502] ___sys_sendmsg+0x7fd/0x930 [ 16.280458] ? copy_msghdr_from_user+0x580/0x580 [ 16.285207] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 16.290213] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 16.295730] ? __fget_light+0x2f7/0x440 [ 16.299682] ? lock_acquire+0x1e4/0x540 [ 16.303644] ? fget_raw+0x20/0x20 [ 16.307084] ? lock_release+0xa30/0xa30 [ 16.311040] ? lock_release+0xa30/0xa30 [ 16.314994] ? lock_downgrade+0x8f0/0x8f0 [ 16.319121] ? mem_cgroup_from_task+0xcb/0x1f0 [ 16.323683] ? __do_page_fault+0x664/0xe50 [ 16.327898] ? lock_downgrade+0x8f0/0x8f0 [ 16.332035] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 16.337553] ? sockfd_lookup_light+0xc5/0x160 [ 16.342033] __sys_sendmsg+0x11d/0x290 [ 16.345912] ? __ia32_sys_shutdown+0x80/0x80 [ 16.350304] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 16.355828] ? __do_page_fault+0x449/0xe50 [ 16.360051] ? syscall_slow_exit_work+0x500/0x500 [ 16.364876] __x64_sys_sendmsg+0x78/0xb0 [ 16.368921] do_syscall_64+0x1b9/0x820 [ 16.372812] ? syscall_return_slowpath+0x5e0/0x5e0 [ 16.377729] ? syscall_return_slowpath+0x31d/0x5e0 [ 16.382639] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 16.387637] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 16.393159] ? prepare_exit_to_usermode+0x291/0x3b0 [ 16.398155] ? perf_trace_sys_enter+0xb10/0xb10 [ 16.402806] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 16.407653] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 16.412827] RIP: 0033:0x7f50f14a0320 [ 16.416524] 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 [ 16.435413] RSP: 002b:00007ffd5dbe8418 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 16.443101] RAX: ffffffffffffffda RBX: 00007ffd5dbec510 RCX: 00007f50f14a0320 [ 16.450353] RDX: 0000000000000000 RSI: 00007ffd5dbe8450 RDI: 0000000000000003 [ 16.457612] RBP: 00007ffd5dbe8450 R08: 0000000000000000 R09: 000000000000000f [ 16.464861] R10: 0000000000000000 R11: 0000000000000246 R12: 000000005b5e2684 [ 16.472111] R13: 0000000000000000 R14: 00000000006395c0 R15: 00007ffd5dbecce8 [ 16.479864] Dumping ftrace buffer: [ 16.483393] (ftrace buffer empty) [ 16.487089] Kernel Offset: disabled [ 16.490694] Rebooting in 86400 seconds..