ooting the kernel. [ 0.000000] Linux version 4.18.0-rc6-next-20180730+ (syzkaller@ci) (gcc version 8.0.1 20180413 (experimental) (GCC)) #26 SMP Mon Jul 30 10:35:54 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 3466800486 cycles [ 0.000815] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003201] tsc: Detected 2300.000 MHz processor [ 0.006610] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.007710] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.009066] last_pfn = 0xbfff3 max_arch_pfn = 0x400000000 [ 0.012985] found SMP MP-table at [mem 0x000f2310-0x000f231f] mapped at [(____ptrval____)] [ 0.014342] Scanning 1 areas for low memory corruption [ 0.015099] Using GB pages for direct mapping [ 0.017595] ACPI: Early table checksum verification disabled [ 0.018714] ACPI: RSDP 0x00000000000F22D0 000014 (v00 Google) [ 0.019519] ACPI: RSDT 0x00000000BFFF3430 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.020777] ACPI: FACP 0x00000000BFFFCF60 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.021953] ACPI: DSDT 0x00000000BFFF3470 0017B2 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.023099] ACPI: FACS 0x00000000BFFFCF00 000040 [ 0.023722] ACPI: FACS 0x00000000BFFFCF00 000040 [ 0.024389] ACPI: SSDT 0x00000000BFFF65F0 00690D (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.025649] ACPI: APIC 0x00000000BFFF5D10 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.026820] ACPI: WAET 0x00000000BFFF5CE0 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.028577] ACPI: SRAT 0x00000000BFFF4C30 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.030404] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.031163] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.031969] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.032876] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.033668] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.034575] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.036620] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.038329] NODE_DATA(0) allocated [mem 0x21fffa000-0x21fffdfff] [ 0.092747] Zone ranges: [ 0.093158] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.094063] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.095188] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.096221] Movable zone start for each node [ 0.097023] Early memory node ranges [ 0.097535] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.098481] node 0: [mem 0x0000000000100000-0x00000000bfff2fff] [ 0.099742] node 0: [mem 0x0000000100000000-0x000000021fffffff] [ 0.100681] Reserved but unavailable: 111 pages [ 0.100689] Initmem setup node 0 [mem 0x0000000000001000-0x000000021fffffff] [ 0.642701] kasan: KernelAddressSanitizer initialized [ 0.643956] ACPI: PM-Timer IO Port: 0xb008 [ 0.644598] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.645481] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.646449] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.647328] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.648321] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.649356] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.650502] Using ACPI (MADT) for SMP configuration information [ 0.651639] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.652382] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.653247] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.654178] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.655313] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.656254] PM: Registered nosave memory: [mem 0xbfff3000-0xbfffffff] [ 0.657273] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.658406] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.659404] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.660268] Booting paravirtualized kernel on KVM [ 0.660978] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.662484] random: get_random_bytes called from start_kernel+0x112/0x94e with crng_init=0 [ 0.663659] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1 [ 0.665709] percpu: Embedded 56 pages/cpu @(____ptrval____) s188872 r8192 d32312 u1048576 [ 0.667295] Built 1 zonelists, mobility grouping on. Total pages: 1935228 [ 0.668313] Policy zone: Normal [ 0.668940] 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 [ 1.428184] Memory: 6519752K/7863876K available (96284K kernel code, 11046K rwdata, 13620K rodata, 3900K init, 23100K bss, 1344124K reserved, 0K cma-reserved) [ 1.432664] Running RCU self tests [ 1.433212] rcu: Hierarchical RCU implementation. [ 1.433919] rcu: RCU lockdep checking is enabled. [ 1.435002] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.435961] rcu: RCU callback double-/use-after-free debug enabled. [ 1.436856] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.443625] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.446104] Console: colour VGA+ 80x25 [ 1.446752] console [ttyS0] enabled [ 1.446752] console [ttyS0] enabled [ 1.447810] bootconsole [earlyser0] disabled [ 1.447810] bootconsole [earlyser0] disabled [ 1.449131] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.450308] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.450915] ... MAX_LOCK_DEPTH: 48 [ 1.451534] ... MAX_LOCKDEP_KEYS: 8191 [ 1.452161] ... CLASSHASH_SIZE: 4096 [ 1.452867] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.453532] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.454337] ... CHAINHASH_SIZE: 32768 [ 1.455006] memory used by lock dependency info: 7391 kB [ 1.455773] per task-struct memory footprint: 1920 bytes [ 1.458479] ACPI: Core revision 20180629 [ 1.460006] APIC: Switch to symmetric I/O mode setup [ 1.461378] x2apic enabled [ 1.463122] Switched APIC routing to physical x2apic. [ 1.467048] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.468586] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.470381] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=2300000) [ 1.471358] pid_max: default: 32768 minimum: 301 [ 1.472768] Security Framework initialized [ 1.473361] Yama: becoming mindful. [ 1.474412] SELinux: Initializing. [ 1.476407] AppArmor: AppArmor disabled by boot time parameter [ 1.482477] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes) [ 1.485811] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 1.486498] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.488366] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.491822] CPU: Physical Processor ID: 0 [ 1.492422] mce: CPU supports 32 MCE banks [ 1.493194] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.493358] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.494375] Spectre V2 : Mitigation: Full generic retpoline [ 1.495357] Speculative Store Bypass: Vulnerable [ 1.497625] Freeing SMP alternatives memory: 64K [ 1.500348] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.501963] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.502577] rcu: Hierarchical SRCU implementation. [ 1.504474] NMI watchdog: Perf event create on CPU 0 failed with -2 [ 1.505358] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.506811] smp: Bringing up secondary CPUs ... [ 1.509157] x86: Booting SMP configuration: [ 1.509360] .... node #0, CPUs: #1 [ 0.020459] kvm-clock: cpu 1, msr 8d19041, secondary cpu clock [ 1.510998] smp: Brought up 1 node, 2 CPUs [ 1.513362] smpboot: Max logical packages: 1 [ 1.514006] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.517956] devtmpfs: initialized [ 1.527501] kworker/u4:0 (23) used greatest stack depth: 23896 bytes left [ 1.528479] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 1.530459] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.532067] xor: automatically using best checksumming function avx [ 1.532481] kworker/u4:1 (25) used greatest stack depth: 23664 bytes left [ 1.532887] RTC time: 10:39:27, date: 07/30/18 [ 1.542764] NET: Registered protocol family 16 [ 1.546116] audit: initializing netlink subsys (disabled) [ 1.547410] audit: type=2000 audit(1532947167.399:1): state=initialized audit_enabled=0 res=1 [ 1.550095] cpuidle: using governor menu [ 1.552198] ACPI: bus type PCI registered [ 1.554025] PCI: Using configuration type 1 for base access [ 1.628516] kworker/u4:0 (427) used greatest stack depth: 22640 bytes left [ 1.684982] kworker/u4:1 (705) used greatest stack depth: 21528 bytes left [ 1.700072] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 1.701749] cryptd: max_cpu_qlen set to 1000 [ 1.721384] raid6: sse2x1 gen() 2023 MB/s [ 1.738386] raid6: sse2x1 xor() 1011 MB/s [ 1.755373] raid6: sse2x2 gen() 3898 MB/s [ 1.772369] raid6: sse2x2 xor() 1921 MB/s [ 1.790365] raid6: sse2x4 gen() 6187 MB/s [ 1.808362] raid6: sse2x4 xor() 3345 MB/s [ 1.826371] raid6: avx2x1 gen() 3957 MB/s [ 1.843364] raid6: avx2x1 xor() 1951 MB/s [ 1.860361] raid6: avx2x2 gen() 7523 MB/s [ 1.877361] raid6: avx2x2 xor() 3976 MB/s [ 1.894363] raid6: avx2x4 gen() 11796 MB/s [ 1.911363] raid6: avx2x4 xor() 6402 MB/s [ 1.912361] raid6: using algorithm avx2x4 gen() 11796 MB/s [ 1.913175] raid6: .... xor() 6402 MB/s, rmw enabled [ 1.914359] raid6: using avx2x2 recovery algorithm [ 1.916725] ACPI: Added _OSI(Module Device) [ 1.917365] ACPI: Added _OSI(Processor Device) [ 1.918360] ACPI: Added _OSI(3.0 _SCP Extensions) [ 1.919360] ACPI: Added _OSI(Processor Aggregator Device) [ 1.920377] ACPI: Added _OSI(Linux-Dell-Video) [ 1.921368] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 2.106722] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 2.584778] ACPI: Interpreter enabled [ 2.585572] ACPI: (supports S0 S3 S4 S5) [ 2.586360] ACPI: Using IOAPIC for interrupt routing [ 2.587416] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.590615] ACPI: Enabled 16 GPEs in block 00 to 0F [ 3.192839] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.193393] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 3.195453] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 3.196550] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 3.200985] PCI host bridge to bus 0000:00 [ 3.201393] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.202369] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.203369] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.204371] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 3.205372] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.242528] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 3.300633] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 3.304334] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 3.307835] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 3.311173] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 3.313689] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 3.673774] vgaarb: loaded [ 3.676451] SCSI subsystem initialized [ 3.678558] ACPI: bus type USB registered [ 3.680500] usbcore: registered new interface driver usbfs [ 3.681541] usbcore: registered new interface driver hub [ 3.682512] usbcore: registered new device driver usb [ 3.684778] pps_core: LinuxPPS API ver. 1 registered [ 3.685361] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 3.687846] PTP clock support registered [ 3.689779] EDAC MC: Ver: 3.0.0 [ 3.696425] Advanced Linux Sound Architecture Driver Initialized. [ 3.697684] PCI: Using ACPI for IRQ routing [ 3.701402] Bluetooth: Core ver 2.22 [ 3.702434] NET: Registered protocol family 31 [ 3.703317] Bluetooth: HCI device and connection manager initialized [ 3.703419] Bluetooth: HCI socket layer initialized [ 3.704580] Bluetooth: L2CAP socket layer initialized [ 3.705557] Bluetooth: SCO socket layer initialized [ 3.706412] NET: Registered protocol family 8 [ 3.707359] NET: Registered protocol family 20 [ 3.708554] NetLabel: Initializing [ 3.709359] NetLabel: domain hash size = 128 [ 3.710356] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 3.711591] NetLabel: unlabeled traffic allowed by default [ 3.714458] nfc: nfc_init: NFC Core ver 0.1 [ 3.715656] NET: Registered protocol family 39 [ 3.717856] clocksource: Switched to clocksource kvm-clock [ 4.182556] VFS: Disk quotas dquot_6.6.0 [ 4.183693] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 4.185738] FS-Cache: Loaded [ 4.187128] CacheFiles: Loaded [ 4.188180] pnp: PnP ACPI init [ 4.199028] pnp: PnP ACPI: found 7 devices [ 4.243949] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.247117] NET: Registered protocol family 2 [ 4.249768] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes) [ 4.251572] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 4.255003] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 4.260565] TCP: Hash tables configured (established 65536 bind 65536) [ 4.262948] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 4.264600] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 4.267259] NET: Registered protocol family 1 [ 4.269718] RPC: Registered named UNIX socket transport module. [ 4.270734] RPC: Registered udp transport module. [ 4.271695] RPC: Registered tcp transport module. [ 4.272858] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.276425] NET: Registered protocol family 44 [ 4.277193] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.279020] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.280105] software IO TLB: mapped [mem 0xbbff3000-0xbfff3000] (64MB) [ 4.282672] RAPL PMU: API unit is 2^-32 Joules, 3 fixed counters, 10737418240 ms ovfl timer [ 4.284171] RAPL PMU: hw unit of domain pp0-core 2^-0 Joules [ 4.285059] RAPL PMU: hw unit of domain package 2^-0 Joules [ 4.285975] RAPL PMU: hw unit of domain dram 2^-16 Joules [ 4.287073] VPID CAP should not exist if not support 1-setting enable VPID VM-execution control [ 4.290181] kvm: already loaded the other module [ 4.290979] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 4.292727] Machine check injector initialized [ 4.296725] Scanning for low memory corruption every 60 seconds [ 4.335027] Initialise system trusted keyrings [ 4.337064] workingset: timestamp_bits=41 max_order=21 bucket_order=0 [ 4.342540] DLM installed [ 4.345752] NFS: Registering the id_resolver key type [ 4.347003] Key type id_resolver registered [ 4.347854] Key type id_legacy registered [ 4.348646] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 4.350659] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 4.352928] ntfs: driver 2.1.32 [Flags: R/W]. [ 4.354127] fuse init (API version 7.27) [ 4.356418] JFS: nTxBlock = 8192, nTxLock = 65536 [ 4.364860] SGI XFS with ACLs, security attributes, realtime, no debug enabled [ 4.369652] 9p: Installing v9fs 9p2000 file system support [ 4.370726] FS-Cache: Netfs '9p' registered for caching [ 4.373595] gfs2: GFS2 installed [ 4.375449] FS-Cache: Netfs 'ceph' registered for caching [ 4.376789] ceph: loaded (mds proto 32) [ 4.407260] NET: Registered protocol family 38 [ 4.409548] async_tx: api initialized (async) [ 4.410240] Key type asymmetric registered [ 4.411287] Asymmetric key parser 'x509' registered [ 4.412399] Key type pkcs7_test registered [ 4.413155] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 4.414837] io scheduler noop registered [ 4.415602] io scheduler deadline registered [ 4.416949] io scheduler cfq registered (default) [ 4.417951] io scheduler mq-deadline registered [ 4.418681] io scheduler kyber registered [ 4.419437] io scheduler bfq registered [ 4.423981] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 4.425809] ACPI: Power Button [PWRF] [ 4.427506] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 4.428841] ACPI: Sleep Button [SLPF] [ 4.444727] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 4.445985] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 4.458825] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 4.460096] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 4.467757] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 4.491654] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 4.516822] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 4.541476] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 4.566530] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 4.574258] Non-volatile memory driver v1.3 [ 4.575963] Linux agpgart interface v0.103 [ 4.620619] brd: module loaded [ 4.642610] loop: module loaded [ 4.689170] null: module loaded [ 4.692628] nfcsim 0.2 initialized [ 4.695084] Loading iSCSI transport class v2.0-870. [ 4.712912] scsi host0: Virtio SCSI HBA [ 4.772794] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 5.125264] random: fast init done [ 5.574531] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 5.574918] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 5.577132] Ethernet Channel Bonding Driver: v3.7.1 (April 27, 2011) [ 5.577532] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 5.581458] sd 0:0:1:0: [sda] Write Protect is off [ 5.586819] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 5.596066] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 5.602103] sda: sda1 [ 5.607003] MACsec IEEE 802.1AE [ 5.609312] tun: Universal TUN/TAP device driver, 1.6 [ 5.610771] sd 0:0:1:0: [sda] Attached SCSI disk [ 5.631831] [ 5.632228] ============================================ [ 5.632627] WARNING: possible recursive locking detected [ 5.632627] 4.18.0-rc6-next-20180730+ #26 Not tainted [ 5.632627] -------------------------------------------- [ 5.632627] swapper/0/1 is trying to acquire lock: [ 5.632627] 00000000f0f4b557 (cpu_hotplug_lock.rw_sem){++++}, at: static_key_slow_inc+0x12/0x30 [ 5.632627] [ 5.632627] but task is already holding lock: [ 5.632627] 00000000f0f4b557 (cpu_hotplug_lock.rw_sem){++++}, at: init_vqs+0xe1a/0x1520 [ 5.632627] [ 5.632627] other info that might help us debug this: [ 5.632627] Possible unsafe locking scenario: [ 5.632627] [ 5.632627] CPU0 [ 5.632627] ---- [ 5.632627] lock(cpu_hotplug_lock.rw_sem); [ 5.632627] lock(cpu_hotplug_lock.rw_sem); [ 5.632627] [ 5.632627] *** DEADLOCK *** [ 5.632627] [ 5.632627] May be due to missing lock nesting notation [ 5.632627] [ 5.632627] 3 locks held by swapper/0/1: [ 5.632627] #0: 0000000026999f29 (&dev->mutex){....}, at: __driver_attach+0x15f/0x2f0 [ 5.632627] #1: 00000000f0f4b557 (cpu_hotplug_lock.rw_sem){++++}, at: init_vqs+0xe1a/0x1520 [ 5.632627] #2: 00000000683ef59f (xps_map_mutex){+.+.}, at: __netif_set_xps_queue+0x243/0x23f0 [ 5.632627] [ 5.632627] stack backtrace: [ 5.632627] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.18.0-rc6-next-20180730+ #26 [ 5.632627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 5.632627] Call Trace: [ 5.632627] dump_stack+0x1c9/0x2b4 [ 5.632627] ? dump_stack_print_info.cold.2+0x52/0x52 [ 5.632627] ? init_vqs+0xe1a/0x1520 [ 5.632627] ? vprintk_func+0x81/0x117 [ 5.632627] __lock_acquire.cold.65+0x1fb/0x486 [ 5.632627] ? trace_hardirqs_on+0x10/0x10 [ 5.632627] ? lock_downgrade+0x8f0/0x8f0 [ 5.632627] ? mark_held_locks+0xc9/0x160 [ 5.632627] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 5.632627] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 5.632627] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 5.632627] ? trace_hardirqs_on+0xd/0x10 [ 5.632627] ? depot_save_stack+0x291/0x470 [ 5.632627] ? save_stack+0xa9/0xd0 [ 5.632627] ? save_stack+0x43/0xd0 [ 5.632627] ? kasan_kmalloc+0xc4/0xe0 [ 5.632627] ? __kmalloc_node+0x47/0x70 [ 5.632627] ? __netif_set_xps_queue+0xa80/0x23f0 [ 5.632627] ? netif_set_xps_queue+0x26/0x30 [ 5.632627] ? virtnet_set_affinity+0x2ba/0x4b0 [ 5.632627] ? init_vqs+0xe22/0x1520 [ 5.632627] ? graph_lock+0x170/0x170 [ 5.632627] ? driver_probe_device+0x108/0x210 [ 5.632627] ? __driver_attach+0x28b/0x2f0 [ 5.632627] ? bus_for_each_dev+0x15d/0x1f0 [ 5.632627] ? driver_attach+0x3d/0x50 [ 5.632627] ? bus_add_driver+0x4b2/0x600 [ 5.632627] ? driver_register+0x1c8/0x320 [ 5.632627] ? register_virtio_driver+0x79/0xd0 [ 5.632627] ? virtio_net_driver_init+0x8d/0xc9 [ 5.632627] ? do_one_initcall+0x127/0x913 [ 5.632627] ? kernel_init_freeable+0x4bb/0x5ae [ 5.632627] ? kernel_init+0x11/0x1b3 [ 5.632627] ? ret_from_fork+0x3a/0x50 [ 5.632627] lock_acquire+0x1e4/0x540 [ 5.632627] ? static_key_slow_inc+0x12/0x30 [ 5.632627] ? lock_release+0xa30/0xa30 [ 5.632627] ? check_same_owner+0x340/0x340 [ 5.632627] ? rcu_read_lock_sched_held+0x108/0x120 [ 5.632627] ? rcu_note_context_switch+0x730/0x730 [ 5.632627] cpus_read_lock+0x43/0xa0 [ 5.632627] ? static_key_slow_inc+0x12/0x30 [ 5.632627] static_key_slow_inc+0x12/0x30 [ 5.632627] __netif_set_xps_queue+0xaac/0x23f0 [ 5.632627] ? dev_get_alias+0x350/0x350 [ 5.632627] ? lock_downgrade+0x8f0/0x8f0 [ 5.632627] ? mark_held_locks+0xc9/0x160 [ 5.632627] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 5.632627] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 5.632627] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 5.632627] ? trace_hardirqs_on+0xd/0x10 [ 5.632627] ? __irq_set_affinity+0x62/0x80 [ 5.632627] ? irq_set_affinity_hint+0x107/0x170 [ 5.632627] ? __irq_set_affinity+0x80/0x80 [ 5.632627] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 5.632627] ? vp_bus_name+0xc0/0xc0 [ 5.632627] netif_set_xps_queue+0x26/0x30 [ 5.632627] virtnet_set_affinity+0x2ba/0x4b0 [ 5.632627] init_vqs+0xe22/0x1520 [ 5.632627] ? xdp_linearize_page.isra.35+0x980/0x980 [ 5.632627] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 5.632627] ? virtio_check_driver_offered_feature+0x2ad/0x330 [ 5.632627] virtnet_probe+0x1092/0x2260 [ 5.632627] ? virtnet_restore+0x6b0/0x6b0 [ 5.632627] ? kill_rules+0x8d2/0x950 [ 5.632627] ? virtio_check_driver_offered_feature+0x2ad/0x330 [ 5.632627] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 5.632627] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 5.632627] ? iowrite32+0x66/0x90 [ 5.632627] ? vp_finalize_features+0x87/0xb0 [ 5.632627] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 5.632627] virtio_dev_probe+0x592/0x942 [ 5.632627] ? virtio_device_restore+0x4f0/0x4f0 [ 5.632627] really_probe+0x5be/0x850 [ 5.632627] ? device_attach+0x20/0x20 [ 5.632627] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 5.632627] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 5.632627] ? trace_hardirqs_on+0xd/0x10 [ 5.632627] driver_probe_device+0x108/0x210 [ 5.632627] __driver_attach+0x28b/0x2f0 [ 5.632627] ? driver_probe_device+0x210/0x210 [ 5.632627] bus_for_each_dev+0x15d/0x1f0 [ 5.632627] ? subsys_dev_iter_exit+0x20/0x20 [ 5.632627] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 5.632627] driver_attach+0x3d/0x50 [ 5.632627] bus_add_driver+0x4b2/0x600 [ 5.632627] driver_register+0x1c8/0x320 [ 5.632627] ? virtnet_set_channels+0x2b0/0x2b0 [ 5.632627] register_virtio_driver+0x79/0xd0 [ 5.632627] ? veth_init+0x17/0x17 [ 5.632627] virtio_net_driver_init+0x8d/0xc9 [ 5.632627] do_one_initcall+0x127/0x913 [ 5.632627] ? perf_trace_initcall_level+0x780/0x780 [ 5.632627] ? kasan_check_read+0x11/0x20 [ 5.632627] ? rcu_is_watching+0x8c/0x150 [ 5.632627] ? rcu_pm_notify+0xc0/0xc0 [ 5.632627] ? trace_initcall_level+0x2e3/0x321 [ 5.632627] ? arch_local_irq_restore+0x52/0x52 [ 5.632627] ? up_write+0x60/0x220 [ 5.632627] ? up_read+0x110/0x110 [ 5.632627] ? down_read+0x1d0/0x1d0 [ 5.632627] kernel_init_freeable+0x4bb/0x5ae [ 5.632627] ? rest_init+0xe4/0xe4 [ 5.632627] kernel_init+0x11/0x1b3 [ 5.632627] ? rest_init+0xe4/0xe4 [ 5.632627] ret_from_fork+0x3a/0x50 [ 5.759586] vcan: Virtual CAN interface driver [ 5.760619] vxcan: Virtual CAN Tunnel driver [ 5.761478] slcan: serial line CAN interface driver [ 5.762561] slcan: 10 dynamic interface channels. [ 5.763538] CAN device driver interface [ 5.764656] enic: Cisco VIC Ethernet NIC Driver, ver 2.3.0.53 [ 5.765902] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 5.767200] e100: Copyright(c) 1999-2006 Intel Corporation [ 5.768517] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 5.769962] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 5.771178] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 5.772469] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 5.773734] sky2: driver version 1.30 [ 5.775441] PPP generic driver version 2.4.2 [ 5.776879] PPP BSD Compression module registered [ 5.777882] PPP Deflate Compression module registered [ 5.778955] PPP MPPE Compression module registered [ 5.780034] NET: Registered protocol family 24 [ 5.781088] PPTP driver version 0.8.5 [ 5.782322] mac80211_hwsim: initializing netlink [ 5.784815] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht' [ 5.789582] ieee80211 phy1: Selected rate control algorithm 'minstrel_ht' [ 5.795498] usbcore: registered new interface driver asix [ 5.797282] usbcore: registered new interface driver ax88179_178a [ 5.798713] usbcore: registered new interface driver cdc_ether [ 5.800228] usbcore: registered new interface driver net1080 [ 5.801659] usbcore: registered new interface driver cdc_subset [ 5.803130] usbcore: registered new interface driver zaurus [ 5.804518] usbcore: registered new interface driver cdc_ncm [ 5.809197] aoe: AoE v85 initialised. [ 5.810822] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 5.812336] ehci-pci: EHCI PCI platform driver [ 5.813421] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 5.814801] ohci-pci: OHCI PCI platform driver [ 5.815808] uhci_hcd: USB Universal Host Controller Interface driver [ 5.817419] usbcore: registered new interface driver usblp [ 5.818688] usbcore: registered new interface driver usb-storage [ 5.820306] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 5.822797] i8042: Warning: Keylock active [ 5.825067] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 5.826334] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 5.830049] mousedev: PS/2 mouse device common for all mice [ 5.833347] rtc_cmos 00:00: RTC can wake from S4 [ 5.835580] rtc_cmos 00:00: registered as rtc0 [ 5.836468] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 5.838085] i2c /dev entries driver [ 5.840580] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 5.842828] i2c-parport-light: adapter type unspecified [ 5.844034] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 5.845795] usbcore: registered new interface driver i2c-tiny-usb [ 5.848961] device-mapper: ioctl: 4.39.0-ioctl (2018-04-03) initialised: dm-devel@redhat.com [ 5.851258] device-mapper: raid: Loading target version 1.13.2 [ 5.852779] usbcore: registered new interface driver btusb [ 5.855161] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 5.856749] usnic_verbs:usnic_uiom_init:601: [ 5.856753] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 5.859529] usnic_verbs:usnic_ib_init:649: [ 5.859533] Unable to initalize umem with err -1 [ 5.862484] iscsi: registered transport (iser) [ 5.863621] OPA Virtual Network Driver - v1.0 [ 5.870260] hidraw: raw HID events driver (C) Jiri Kosina [ 5.875109] usbcore: registered new interface driver usbhid [ 5.876471] usbhid: USB HID core driver [ 5.878803] NET: Registered protocol family 40 [ 5.880877] ashmem: initialized [ 5.921635] NET: Registered protocol family 26 [ 5.922771] Mirror/redirect action on [ 5.923778] Simple TC action Loaded [ 5.926486] netem: version 1.3 [ 5.927266] u32 classifier [ 5.927879] Actions configured [ 5.929840] nf_conntrack_irc: failed to register helpers [ 5.930900] nf_conntrack_sane: failed to register helpers [ 5.948678] nf_conntrack_sip: failed to register helpers [ 5.951782] xt_time: kernel timezone is -0000 [ 5.952852] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 5.954192] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 5.956156] IPVS: ipvs loaded. [ 5.956796] IPVS: [rr] scheduler registered. [ 5.957716] IPVS: [wrr] scheduler registered. [ 5.958661] IPVS: [lc] scheduler registered. [ 5.959639] IPVS: [wlc] scheduler registered. [ 5.960685] IPVS: [fo] scheduler registered. [ 5.961548] IPVS: [ovf] scheduler registered. [ 5.962495] IPVS: [lblc] scheduler registered. [ 5.963388] IPVS: [lblcr] scheduler registered. [ 5.964259] IPVS: [dh] scheduler registered. [ 5.965054] IPVS: [sh] scheduler registered. [ 5.965973] IPVS: [mh] scheduler registered. [ 5.966883] IPVS: [sed] scheduler registered. [ 5.967919] IPVS: [nq] scheduler registered. [ 5.968935] IPVS: ftp: loaded support on port[0] = 21 [ 5.970087] IPVS: [sip] pe registered. [ 5.971110] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 5.974872] gre: GRE over IPv4 demultiplexor driver [ 5.975948] ip_gre: GRE over IPv4 tunneling driver [ 5.980970] IPv4 over IPsec tunneling driver [ 5.984202] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 5.985880] Initializing XFRM netlink socket [ 5.987054] NET: Registered protocol family 10 [ 5.993672] Segment Routing with IPv6 [ 5.994652] mip6: Mobile IPv6 [ 5.998438] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 6.002771] ip6_gre: GRE over IPv6 tunneling driver [ 6.008019] bpfilter: Loaded bpfilter_umh pid 2090 Started bpfilter[ 6.009978] NET: Registered protocol family 17 [ 6.010879] NET: Registered protocol family 15 [ 6.011828] Bridge firewalling registered [ 6.013430] can: controller area network core (rev 20170425 abi 9) [ 6.014793] NET: Registered protocol family 29 [ 6.015590] can: raw protocol (rev 20170425) [ 6.016389] can: broadcast manager protocol (rev 20170425 t) [ 6.017197] can: netlink gateway (rev 20170425) max_hops=1 [ 6.018198] Bluetooth: RFCOMM TTY layer initialized [ 6.019223] Bluetooth: RFCOMM socket layer initialized [ 6.020314] Bluetooth: RFCOMM ver 1.11 [ 6.021011] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 6.022042] Bluetooth: BNEP filters: protocol multicast [ 6.023217] Bluetooth: BNEP socket layer initialized [ 6.024172] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 6.025119] Bluetooth: HIDP socket layer initialized [ 6.026616] RPC: Registered rdma transport module. [ 6.027790] RPC: Registered rdma backchannel transport module. [ 6.029123] NET: Registered protocol family 41 [ 6.030119] lec:lane_module_init: lec.c: initialized [ 6.031128] mpoa:atm_mpoa_init: mpc.c: initialized [ 6.032122] l2tp_core: L2TP core driver, V2.0 [ 6.033395] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 6.034630] 8021q: 802.1Q VLAN Support v1.8 [ 6.040388] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 6.046857] DCCP: Activated CCID 2 (TCP-like) [ 6.048378] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 6.051216] sctp: Hash tables configured (bind 64/64) [ 6.053505] NET: Registered protocol family 21 [ 6.054902] Registered RDS/infiniband transport [ 6.055781] Registered RDS/tcp transport [ 6.056672] tipc: Activated (version 2.0.0) [ 6.057698] NET: Registered protocol family 30 [ 6.059139] tipc: Started in single node mode [ 6.060214] NET: Registered protocol family 43 [ 6.061965] 9pnet: Installing 9P2000 support [ 6.064751] NET: Registered protocol family 36 [ 6.065870] Key type dns_resolver registered [ 6.066958] Key type ceph registered [ 6.068280] libceph: loaded (mon/osd proto 15/24) [ 6.069656] openvswitch: Open vSwitch switching datapath [ 6.071921] mpls_gso: MPLS GSO support [ 6.073865] start plist test [ 6.079254] end plist test [ 6.082844] AVX2 version of gcm_enc/dec engaged. [ 6.083830] AES CTR mode by8 optimization enabled [ 6.089214] sched_clock: Marking stable (6069720005, 19459437)->(6222719715, -133540273) [ 6.092860] registered taskstats version 1 [ 6.093975] Loading compiled-in X.509 certificates [ 6.095454] zswap: default zpool zbud not available [ 6.096193] zswap: pool creation failed [ 6.100771] Btrfs loaded, crc32c=crc32c-intel [ 6.103602] Key type big_key registered [ 6.105127] Key type encrypted registered [ 6.107076] Magic number: 10:453:680 [ 6.108309] acpi LNXCPU:25: hash matches [ 6.109329] console [netcon0] enabled [ 6.110006] netconsole: network logging started [ 6.111213] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 6.113465] rdma_rxe: loaded [ 6.114814] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 6.118659] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 6.120475] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 6.122536] cfg80211: failed to load regulatory.db [ 6.123580] ALSA device list: [ 6.124045] #0: Dummy 1 [ 6.124917] #1: Loopback 1 [ 6.125953] #2: Virtual MIDI Card 1 [ 6.465593] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 6.469759] md: Waiting for all devices to be available before autodetect [ 6.471682] md: If you don't use raid, use raid=noautodetect [ 6.475008] md: Autodetecting RAID arrays. [ 6.476160] md: autorun ... [ 6.476919] md: ... autorun DONE. [ 6.498445] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null) [ 6.500075] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 6.518883] devtmpfs: mounted [ 6.529028] Freeing unused kernel memory: 3900K [ 6.529893] Kernel memory protection disabled. [ 6.530756] Run /sbin/init as init process [ 6.842741] SELinux: Disabled at runtime. [ 6.870503] audit: type=1404 audit(1532947172.722:2): enforcing=0 old_enforcing=0 auid=4294967295 ses=4294967295 enabled=0 old-enabled=1 lsm=selinux res=1 INIT: version 2.88 booting [ 7.000561] stty (2178) used greatest stack depth: 19552 bytes left [info] [ 7.134555] echo (2186) used greatest stack depth: 19024 bytes left Using makefile-style concurrent boot in runlevel S. [....] Starting the hotplug events dispatcher: udevd[ 7.578939] 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. [ 11.270266] 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...[ 11.482673] find (2989) used greatest stack depth: 18928 bytes left /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 [ 13.154499] logsave (3647) 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. [ 14.020125] 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/ [ 14.439217] ================================================================== [ 14.446611] BUG: KASAN: slab-out-of-bounds in virtnet_poll+0x111a/0x1226 [ 14.453436] Read of size 8 at addr ffff8801cf3e9718 by task ip/4000 [ 14.459820] [ 14.461437] CPU: 1 PID: 4000 Comm: ip Not tainted 4.18.0-rc6-next-20180730+ #26 [ 14.468863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 14.478201] Call Trace: [ 14.480768] [ 14.482911] dump_stack+0x1c9/0x2b4 [ 14.486532] ? dump_stack_print_info.cold.2+0x52/0x52 [ 14.491706] ? printk+0xa7/0xcf [ 14.494966] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 14.499712] ? virtnet_poll+0x111a/0x1226 [ 14.503846] print_address_description+0x6c/0x20b [ 14.508674] ? virtnet_poll+0x111a/0x1226 [ 14.512819] kasan_report.cold.7+0x242/0x30d [ 14.517224] __asan_report_load8_noabort+0x14/0x20 [ 14.522172] virtnet_poll+0x111a/0x1226 [ 14.526158] ? receive_buf+0x2d30/0x2d30 [ 14.530230] ? trace_hardirqs_on+0x10/0x10 [ 14.534478] ? lock_release+0xa30/0xa30 [ 14.538479] ? nohz_balance_enter_idle+0x680/0x680 [ 14.543435] ? cpuacct_css_alloc+0x160/0x160 [ 14.547835] net_rx_action+0x7a5/0x1920 [ 14.551793] ? napi_complete_done+0x6d0/0x6d0 [ 14.556269] ? kasan_check_write+0x14/0x20 [ 14.560485] ? do_raw_spin_lock+0xc1/0x200 [ 14.564704] ? trace_hardirqs_on+0xd/0x10 [ 14.568832] ? __run_timers+0xa37/0xc70 [ 14.572790] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 14.578134] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 14.583130] ? enqueue_hrtimer+0x18e/0x540 [ 14.587360] ? do_raw_spin_unlock+0xa7/0x2f0 [ 14.591765] ? kasan_check_write+0x14/0x20 [ 14.595997] ? do_raw_spin_lock+0xc1/0x200 [ 14.600225] ? clockevents_program_event+0x158/0x370 [ 14.605312] ? lock_downgrade+0x8f0/0x8f0 [ 14.609446] ? pvclock_read_flags+0x160/0x160 [ 14.613940] ? __local_bh_enable+0xef/0x130 [ 14.618249] ? __do_softirq+0x780/0xb17 [ 14.622207] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 14.627292] ? kasan_check_read+0x11/0x20 [ 14.631422] ? rcu_nmi_exit+0xe0/0x2d0 [ 14.635293] ? rcu_idle_enter+0x480/0x480 [ 14.639425] ? clockevents_program_event+0x140/0x370 [ 14.644509] ? tick_program_event+0xb2/0x130 [ 14.648897] ? do_softirq_own_stack+0x2a/0x40 [ 14.653383] __do_softirq+0x2e8/0xb17 [ 14.657177] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 14.662268] ? irq_exit+0xbb/0x210 [ 14.665799] ? smp_apic_timer_interrupt+0x186/0x730 [ 14.670796] ? smp_call_function_single_interrupt+0x660/0x660 [ 14.676668] ? kvm_sched_clock_read+0x18/0x30 [ 14.681165] ? sched_clock+0x31/0x40 [ 14.684886] ? sched_clock_cpu+0x1b/0x170 [ 14.689042] ? task_prio+0x50/0x50 [ 14.692578] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 14.697444] do_softirq_own_stack+0x2a/0x40 [ 14.701749] [ 14.703988] do_softirq.part.18+0x155/0x1a0 [ 14.708298] ? virtnet_napi_enable+0x46/0xb0 [ 14.712697] __local_bh_enable_ip+0x1ec/0x230 [ 14.717176] virtnet_napi_enable+0x8c/0xb0 [ 14.721412] virtnet_open+0x16d/0x4d0 [ 14.725206] ? refill_work+0x200/0x200 [ 14.729073] __dev_open+0x26d/0x410 [ 14.732678] ? dev_set_rx_mode+0x40/0x40 [ 14.736718] ? __local_bh_enable_ip+0x161/0x230 [ 14.741380] __dev_change_flags+0x739/0x9c0 [ 14.745692] ? kernel_poison_pages+0x136/0x220 [ 14.750264] ? dev_set_allmulti+0x30/0x30 [ 14.754409] ? get_page_from_freelist+0x107a/0x4620 [ 14.759410] ? validate_linkmsg+0x277/0xa40 [ 14.763712] ? rtnl_stats_dump+0xaa0/0xaa0 [ 14.767926] dev_change_flags+0x89/0x150 [ 14.771967] do_setlink+0xb1d/0x3de0 [ 14.775661] ? __isolate_free_page+0x690/0x690 [ 14.780233] ? fs_reclaim_acquire+0x20/0x20 [ 14.785154] ? lock_downgrade+0x8f0/0x8f0 [ 14.789293] ? validate_linkmsg+0xa40/0xa40 [ 14.793599] ? lru_cache_add+0x232/0x460 [ 14.797641] ? lru_cache_add_file+0x20/0x20 [ 14.801957] ? trace_hardirqs_on+0x10/0x10 [ 14.806199] ? trace_hardirqs_on+0x10/0x10 [ 14.810450] ? page_add_anon_rmap+0x50/0x50 [ 14.814771] ? trace_hardirqs_on+0x10/0x10 [ 14.819003] ? trace_hardirqs_on+0x10/0x10 [ 14.823220] ? __handle_mm_fault+0x2a73/0x4470 [ 14.827786] ? lock_downgrade+0x8f0/0x8f0 [ 14.831919] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 14.837442] ? rtnl_is_locked+0xb5/0xf0 [ 14.841401] ? validate_linkmsg+0x277/0xa40 [ 14.845701] ? memset+0x31/0x40 [ 14.848965] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 14.854490] ? rtnl_stats_dump+0xaa0/0xaa0 [ 14.858705] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 14.864222] ? netdev_master_upper_dev_get+0x173/0x250 [ 14.869499] ? __dev_get_by_flags+0x1d0/0x1d0 [ 14.873980] rtnl_newlink+0x1382/0x1d50 [ 14.877949] ? rtnl_link_unregister+0x390/0x390 [ 14.882604] ? lock_acquire+0x1e4/0x540 [ 14.886565] ? is_bpf_text_address+0xae/0x170 [ 14.891043] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 14.896042] ? mem_cgroup_update_lru_size+0xd0/0xd0 [ 14.901038] ? trace_hardirqs_on+0x10/0x10 [ 14.905251] ? lock_acquire+0x1e4/0x540 [ 14.909219] ? is_bpf_text_address+0xae/0x170 [ 14.913692] ? lock_downgrade+0x8f0/0x8f0 [ 14.917829] ? lock_acquire+0x1e4/0x540 [ 14.921801] ? rtnetlink_rcv_msg+0x412/0xc30 [ 14.926194] ? lock_release+0xa30/0xa30 [ 14.930160] ? check_same_owner+0x340/0x340 [ 14.934489] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 14.939501] ? rcu_note_context_switch+0x730/0x730 [ 14.944415] ? kasan_check_write+0x14/0x20 [ 14.948633] ? __mutex_lock+0x6d0/0x1700 [ 14.952688] ? rtnetlink_rcv_msg+0x412/0xc30 [ 14.957078] ? mutex_trylock+0x2b0/0x2b0 [ 14.961117] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 14.965765] ? is_bpf_text_address+0xd7/0x170 [ 14.970252] ? kernel_text_address+0x79/0xf0 [ 14.974678] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 14.980209] ? rtnl_get_link+0x170/0x370 [ 14.984251] ? rtnl_dump_all+0x600/0x600 [ 14.988295] ? ns_capable_common+0x13f/0x170 [ 14.992688] ? rtnl_link_unregister+0x390/0x390 [ 14.997354] rtnetlink_rcv_msg+0x46e/0xc30 [ 15.001593] ? rtnetlink_put_metrics+0x690/0x690 [ 15.006362] netlink_rcv_skb+0x172/0x440 [ 15.010433] ? rtnetlink_put_metrics+0x690/0x690 [ 15.015186] ? netlink_ack+0xbe0/0xbe0 [ 15.019057] rtnetlink_rcv+0x1c/0x20 [ 15.022751] netlink_unicast+0x5a0/0x760 [ 15.026793] ? netlink_attachskb+0x9a0/0x9a0 [ 15.031187] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.036711] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 15.041713] netlink_sendmsg+0xa18/0xfc0 [ 15.045771] ? netlink_unicast+0x760/0x760 [ 15.050018] ? move_addr_to_kernel.part.20+0x100/0x100 [ 15.055289] ? security_socket_sendmsg+0x94/0xc0 [ 15.060033] ? netlink_unicast+0x760/0x760 [ 15.064270] sock_sendmsg+0xd5/0x120 [ 15.067988] ___sys_sendmsg+0x7fd/0x930 [ 15.071971] ? copy_msghdr_from_user+0x580/0x580 [ 15.076736] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 15.081765] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.087308] ? __fget_light+0x2f7/0x440 [ 15.091289] ? lock_acquire+0x1e4/0x540 [ 15.095269] ? fget_raw+0x20/0x20 [ 15.098724] ? lock_release+0xa30/0xa30 [ 15.102704] ? lock_release+0xa30/0xa30 [ 15.106679] ? lock_downgrade+0x8f0/0x8f0 [ 15.110833] ? mem_cgroup_from_task+0xcb/0x1f0 [ 15.115420] ? __do_page_fault+0x664/0xe50 [ 15.119666] ? lock_downgrade+0x8f0/0x8f0 [ 15.123813] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.129333] ? sockfd_lookup_light+0xc5/0x160 [ 15.133822] __sys_sendmsg+0x11d/0x290 [ 15.137698] ? __ia32_sys_shutdown+0x80/0x80 [ 15.142098] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.147616] ? __do_page_fault+0x449/0xe50 [ 15.151835] ? syscall_slow_exit_work+0x500/0x500 [ 15.156664] __x64_sys_sendmsg+0x78/0xb0 [ 15.160717] do_syscall_64+0x1b9/0x820 [ 15.164587] ? syscall_return_slowpath+0x5e0/0x5e0 [ 15.169503] ? syscall_return_slowpath+0x31d/0x5e0 [ 15.174417] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 15.179417] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.184935] ? prepare_exit_to_usermode+0x291/0x3b0 [ 15.189929] ? perf_trace_sys_enter+0xb10/0xb10 [ 15.194580] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 15.199407] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 15.204576] RIP: 0033:0x7fdfeb6d7320 [ 15.208273] 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 [ 15.227164] RSP: 002b:00007ffecbb987a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 15.234852] RAX: ffffffffffffffda RBX: 00007ffecbb9c8a0 RCX: 00007fdfeb6d7320 [ 15.242111] RDX: 0000000000000000 RSI: 00007ffecbb987e0 RDI: 0000000000000003 [ 15.249373] RBP: 00007ffecbb987e0 R08: 0000000000000000 R09: 000000000000000f [ 15.256640] R10: 0000000000000000 R11: 0000000000000246 R12: 000000005b5eeaee [ 15.263889] R13: 0000000000000000 R14: 00000000006395c0 R15: 00007ffecbb9d078 [ 15.271159] [ 15.272764] Allocated by task 1: [ 15.276122] save_stack+0x43/0xd0 [ 15.279563] kasan_kmalloc+0xc4/0xe0 [ 15.283256] __kmalloc+0x14e/0x760 [ 15.286776] init_vqs+0x127/0x1520 [ 15.290300] virtnet_probe+0x1092/0x2260 [ 15.294356] virtio_dev_probe+0x592/0x942 [ 15.298493] really_probe+0x5be/0x850 [ 15.302283] driver_probe_device+0x108/0x210 [ 15.306671] __driver_attach+0x28b/0x2f0 [ 15.310712] bus_for_each_dev+0x15d/0x1f0 [ 15.314837] driver_attach+0x3d/0x50 [ 15.318530] bus_add_driver+0x4b2/0x600 [ 15.322481] driver_register+0x1c8/0x320 [ 15.326525] register_virtio_driver+0x79/0xd0 [ 15.331000] virtio_net_driver_init+0x8d/0xc9 [ 15.335474] do_one_initcall+0x127/0x913 [ 15.339512] kernel_init_freeable+0x4bb/0x5ae [ 15.343985] kernel_init+0x11/0x1b3 [ 15.347599] ret_from_fork+0x3a/0x50 [ 15.351284] [ 15.352888] Freed by task 0: [ 15.355881] (stack is not available) [ 15.359568] [ 15.361188] The buggy address belongs to the object at ffff8801cf3e8800 [ 15.361188] which belongs to the cache kmalloc-4096 of size 4096 [ 15.373999] The buggy address is located 3864 bytes inside of [ 15.373999] 4096-byte region [ffff8801cf3e8800, ffff8801cf3e9800) [ 15.386036] The buggy address belongs to the page: [ 15.390959] page:ffffea00073cfa00 count:1 mapcount:0 mapping:ffff8801dac00dc0 index:0x0 compound_mapcount: 0 [ 15.400906] flags: 0x2fffc0000008100(slab|head) [ 15.405557] raw: 02fffc0000008100 ffffea00073ba688 ffffea00073cfa88 ffff8801dac00dc0 [ 15.413419] raw: 0000000000000000 ffff8801cf3e8800 0000000100000001 0000000000000000 [ 15.421294] page dumped because: kasan: bad access detected [ 15.426976] [ 15.428579] Memory state around the buggy address: [ 15.433497] ffff8801cf3e9600: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.440835] ffff8801cf3e9680: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.448179] >ffff8801cf3e9700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.455514] ^ [ 15.459646] ffff8801cf3e9780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.466984] ffff8801cf3e9800: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 15.474343] ================================================================== [ 15.481759] Kernel panic - not syncing: panic_on_warn set ... [ 15.481759] [ 15.489131] CPU: 1 PID: 4000 Comm: ip Tainted: G B 4.18.0-rc6-next-20180730+ #26 [ 15.497966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 15.507314] Call Trace: [ 15.509894] [ 15.512049] dump_stack+0x1c9/0x2b4 [ 15.515681] ? dump_stack_print_info.cold.2+0x52/0x52 [ 15.520881] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 15.525651] panic+0x238/0x4e7 [ 15.528855] ? add_taint.cold.5+0x16/0x16 [ 15.533013] ? do_raw_spin_unlock+0xa7/0x2f0 [ 15.537466] ? virtnet_poll+0x111a/0x1226 [ 15.541619] kasan_end_report+0x47/0x4f [ 15.545592] kasan_report.cold.7+0x76/0x30d [ 15.549943] __asan_report_load8_noabort+0x14/0x20 [ 15.554878] virtnet_poll+0x111a/0x1226 [ 15.558856] ? receive_buf+0x2d30/0x2d30 [ 15.562923] ? trace_hardirqs_on+0x10/0x10 [ 15.567160] ? lock_release+0xa30/0xa30 [ 15.571138] ? nohz_balance_enter_idle+0x680/0x680 [ 15.576073] ? cpuacct_css_alloc+0x160/0x160 [ 15.580491] net_rx_action+0x7a5/0x1920 [ 15.584474] ? napi_complete_done+0x6d0/0x6d0 [ 15.588968] ? kasan_check_write+0x14/0x20 [ 15.593204] ? do_raw_spin_lock+0xc1/0x200 [ 15.597446] ? trace_hardirqs_on+0xd/0x10 [ 15.601598] ? __run_timers+0xa37/0xc70 [ 15.605608] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 15.610978] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 15.616001] ? enqueue_hrtimer+0x18e/0x540 [ 15.620241] ? do_raw_spin_unlock+0xa7/0x2f0 [ 15.624659] ? kasan_check_write+0x14/0x20 [ 15.628894] ? do_raw_spin_lock+0xc1/0x200 [ 15.633143] ? clockevents_program_event+0x158/0x370 [ 15.638262] ? lock_downgrade+0x8f0/0x8f0 [ 15.642426] ? pvclock_read_flags+0x160/0x160 [ 15.646926] ? __local_bh_enable+0xef/0x130 [ 15.651251] ? __do_softirq+0x780/0xb17 [ 15.655230] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 15.660338] ? kasan_check_read+0x11/0x20 [ 15.664487] ? rcu_nmi_exit+0xe0/0x2d0 [ 15.668418] ? rcu_idle_enter+0x480/0x480 [ 15.672568] ? clockevents_program_event+0x140/0x370 [ 15.677672] ? tick_program_event+0xb2/0x130 [ 15.682085] ? do_softirq_own_stack+0x2a/0x40 [ 15.686593] __do_softirq+0x2e8/0xb17 [ 15.690419] ? __irqentry_text_end+0x1f97a8/0x1f97a8 [ 15.695537] ? irq_exit+0xbb/0x210 [ 15.699080] ? smp_apic_timer_interrupt+0x186/0x730 [ 15.704102] ? smp_call_function_single_interrupt+0x660/0x660 [ 15.709996] ? kvm_sched_clock_read+0x18/0x30 [ 15.714495] ? sched_clock+0x31/0x40 [ 15.718210] ? sched_clock_cpu+0x1b/0x170 [ 15.722373] ? task_prio+0x50/0x50 [ 15.725923] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 15.730771] do_softirq_own_stack+0x2a/0x40 [ 15.735088] [ 15.737331] do_softirq.part.18+0x155/0x1a0 [ 15.741656] ? virtnet_napi_enable+0x46/0xb0 [ 15.746077] __local_bh_enable_ip+0x1ec/0x230 [ 15.750586] virtnet_napi_enable+0x8c/0xb0 [ 15.754826] virtnet_open+0x16d/0x4d0 [ 15.758630] ? refill_work+0x200/0x200 [ 15.762519] __dev_open+0x26d/0x410 [ 15.766144] ? dev_set_rx_mode+0x40/0x40 [ 15.770209] ? __local_bh_enable_ip+0x161/0x230 [ 15.774882] __dev_change_flags+0x739/0x9c0 [ 15.779203] ? kernel_poison_pages+0x136/0x220 [ 15.783787] ? dev_set_allmulti+0x30/0x30 [ 15.787941] ? get_page_from_freelist+0x107a/0x4620 [ 15.792960] ? validate_linkmsg+0x277/0xa40 [ 15.797283] ? rtnl_stats_dump+0xaa0/0xaa0 [ 15.801518] dev_change_flags+0x89/0x150 [ 15.805580] do_setlink+0xb1d/0x3de0 [ 15.809296] ? __isolate_free_page+0x690/0x690 [ 15.813879] ? fs_reclaim_acquire+0x20/0x20 [ 15.818208] ? lock_downgrade+0x8f0/0x8f0 [ 15.822363] ? validate_linkmsg+0xa40/0xa40 [ 15.826695] ? lru_cache_add+0x232/0x460 [ 15.830757] ? lru_cache_add_file+0x20/0x20 [ 15.835090] ? trace_hardirqs_on+0x10/0x10 [ 15.839331] ? trace_hardirqs_on+0x10/0x10 [ 15.843574] ? page_add_anon_rmap+0x50/0x50 [ 15.847908] ? trace_hardirqs_on+0x10/0x10 [ 15.852150] ? trace_hardirqs_on+0x10/0x10 [ 15.856388] ? __handle_mm_fault+0x2a73/0x4470 [ 15.860997] ? lock_downgrade+0x8f0/0x8f0 [ 15.865151] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 15.870690] ? rtnl_is_locked+0xb5/0xf0 [ 15.874666] ? validate_linkmsg+0x277/0xa40 [ 15.878991] ? memset+0x31/0x40 [ 15.882272] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.887811] ? rtnl_stats_dump+0xaa0/0xaa0 [ 15.892056] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 15.897596] ? netdev_master_upper_dev_get+0x173/0x250 [ 15.902880] ? __dev_get_by_flags+0x1d0/0x1d0 [ 15.907380] rtnl_newlink+0x1382/0x1d50 [ 15.911400] ? rtnl_link_unregister+0x390/0x390 [ 15.916074] ? lock_acquire+0x1e4/0x540 [ 15.920049] ? is_bpf_text_address+0xae/0x170 [ 15.924550] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 15.929572] ? mem_cgroup_update_lru_size+0xd0/0xd0 [ 15.934593] ? trace_hardirqs_on+0x10/0x10 [ 15.938830] ? lock_acquire+0x1e4/0x540 [ 15.942808] ? is_bpf_text_address+0xae/0x170 [ 15.947309] ? lock_downgrade+0x8f0/0x8f0 [ 15.951459] ? lock_acquire+0x1e4/0x540 [ 15.955434] ? rtnetlink_rcv_msg+0x412/0xc30 [ 15.959848] ? lock_release+0xa30/0xa30 [ 15.963823] ? check_same_owner+0x340/0x340 [ 15.968148] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 15.973165] ? rcu_note_context_switch+0x730/0x730 [ 15.978111] ? kasan_check_write+0x14/0x20 [ 15.982347] ? __mutex_lock+0x6d0/0x1700 [ 15.986415] ? rtnetlink_rcv_msg+0x412/0xc30 [ 15.990859] ? mutex_trylock+0x2b0/0x2b0 [ 15.994923] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 15.999601] ? is_bpf_text_address+0xd7/0x170 [ 16.004108] ? kernel_text_address+0x79/0xf0 [ 16.008538] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 16.014074] ? rtnl_get_link+0x170/0x370 [ 16.018136] ? rtnl_dump_all+0x600/0x600 [ 16.022202] ? ns_capable_common+0x13f/0x170 [ 16.026616] ? rtnl_link_unregister+0x390/0x390 [ 16.031290] rtnetlink_rcv_msg+0x46e/0xc30 [ 16.035529] ? rtnetlink_put_metrics+0x690/0x690 [ 16.040290] netlink_rcv_skb+0x172/0x440 [ 16.044352] ? rtnetlink_put_metrics+0x690/0x690 [ 16.049125] ? netlink_ack+0xbe0/0xbe0 [ 16.053018] rtnetlink_rcv+0x1c/0x20 [ 16.056749] netlink_unicast+0x5a0/0x760 [ 16.060811] ? netlink_attachskb+0x9a0/0x9a0 [ 16.065226] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 16.070767] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 16.075792] netlink_sendmsg+0xa18/0xfc0 [ 16.079858] ? netlink_unicast+0x760/0x760 [ 16.084098] ? move_addr_to_kernel.part.20+0x100/0x100 [ 16.089380] ? security_socket_sendmsg+0x94/0xc0 [ 16.094135] ? netlink_unicast+0x760/0x760 [ 16.098375] sock_sendmsg+0xd5/0x120 [ 16.102088] ___sys_sendmsg+0x7fd/0x930 [ 16.106073] ? copy_msghdr_from_user+0x580/0x580 [ 16.110835] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 16.115843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 16.121388] ? __fget_light+0x2f7/0x440 [ 16.125359] ? lock_acquire+0x1e4/0x540 [ 16.129326] ? fget_raw+0x20/0x20 [ 16.132762] ? lock_release+0xa30/0xa30 [ 16.136726] ? lock_release+0xa30/0xa30 [ 16.140688] ? lock_downgrade+0x8f0/0x8f0 [ 16.144818] ? mem_cgroup_from_task+0xcb/0x1f0 [ 16.149397] ? __do_page_fault+0x664/0xe50 [ 16.153615] ? lock_downgrade+0x8f0/0x8f0 [ 16.157752] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 16.163281] ? sockfd_lookup_light+0xc5/0x160 [ 16.167782] __sys_sendmsg+0x11d/0x290 [ 16.171651] ? __ia32_sys_shutdown+0x80/0x80 [ 16.176044] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 16.181570] ? __do_page_fault+0x449/0xe50 [ 16.185792] ? syscall_slow_exit_work+0x500/0x500 [ 16.190617] __x64_sys_sendmsg+0x78/0xb0 [ 16.194657] do_syscall_64+0x1b9/0x820 [ 16.198531] ? syscall_return_slowpath+0x5e0/0x5e0 [ 16.203455] ? syscall_return_slowpath+0x31d/0x5e0 [ 16.208376] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 16.213384] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 16.218911] ? prepare_exit_to_usermode+0x291/0x3b0 [ 16.223907] ? perf_trace_sys_enter+0xb10/0xb10 [ 16.228556] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 16.233396] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 16.238577] RIP: 0033:0x7fdfeb6d7320 [ 16.242277] 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 [ 16.261170] RSP: 002b:00007ffecbb987a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 16.268869] RAX: ffffffffffffffda RBX: 00007ffecbb9c8a0 RCX: 00007fdfeb6d7320 [ 16.276130] RDX: 0000000000000000 RSI: 00007ffecbb987e0 RDI: 0000000000000003 [ 16.283396] RBP: 00007ffecbb987e0 R08: 0000000000000000 R09: 000000000000000f [ 16.290652] R10: 0000000000000000 R11: 0000000000000246 R12: 000000005b5eeaee [ 16.297921] R13: 0000000000000000 R14: 00000000006395c0 R15: 00007ffecbb9d078 [ 16.305675] Dumping ftrace buffer: [ 16.309201] (ftrace buffer empty) [ 16.312887] Kernel Offset: disabled [ 16.316492] Rebooting in 86400 seconds..