ooting the kernel. [ 0.000000] Linux version 4.17.0+ (syzkaller@ci) (clang version 7.0.0 (trunk 334104)) #3 SMP Tue Jun 12 17:16:14 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 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] e820: 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] e820: last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.000000] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000] e820: last_pfn = 0xbfff3 max_arch_pfn = 0x400000000 [ 0.000000] found SMP MP-table at [mem 0x000f22b0-0x000f22bf] mapped at [ (ptrval)] [ 0.000000] Scanning 1 areas for low memory corruption [ 0.000000] Using GB pages for direct mapping [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F2270 000014 (v00 Google) [ 0.000000] ACPI: RSDT 0x00000000BFFF3430 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACP 0x00000000BFFFCF60 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000] ACPI: DSDT 0x00000000BFFF3470 0017B2 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACS 0x00000000BFFFCF00 000040 [ 0.000000] ACPI: FACS 0x00000000BFFFCF00 000040 [ 0.000000] ACPI: SSDT 0x00000000BFFF65F0 00690D (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: APIC 0x00000000BFFF5D10 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000] ACPI: WAET 0x00000000BFFF5CE0 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000] ACPI: SRAT 0x00000000BFFF4C30 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.000000] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.000000] NODE_DATA(0) allocated [mem 0x21fffa000-0x21fffdfff] [ 0.000000] tsc: Using PIT calibration value [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000] node 0: [mem 0x0000000000100000-0x00000000bfff2fff] [ 0.000000] node 0: [mem 0x0000000100000000-0x000000021fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x000000021fffffff] [ 0.000000] Reserved but unavailable: 98 pages [ 0.000000] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000] Using ACPI (MADT) for SMP configuration information [ 0.000000] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000] PM: Registered nosave memory: [mem 0xbfff3000-0xbfffffff] [ 0.000000] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000] e820: [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.000000] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1 [ 0.000000] setup_percpu: pcpu_fc_alloc(0, 0000000000200000, 0000000000200000)=ffff88021fc00000 [ 0.000000] percpu: Embedded 74 pages/cpu @ (ptrval) s262216 r8192 d32696 u1048576 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 1919867 [ 0.000000] Policy zone: Normal [ 0.000000] Kernel command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n ftrace_dump_on_oops=orig_cpu oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 nopcid [ 0.000000] Memory: 7434056K/7863876K available (149520K kernel code, 4553K rwdata, 7564K rodata, 4464K init, 9660K bss, 429820K reserved, 0K cma-reserved) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.000000] Kernel/User page tables isolation: enabled [ 0.000000] __START_KERNEL_map: ffffffff80000000, end (__bss_stop): ffffffff8be8e000 [ 0.000000] __bss: ffffffff8b51f000-ffffffff8be8e000, __data: ffffffff8ac00000-ffffffff8b072580 [ 0.000000] upper start: ffff880000000000, end: ffff88000be8e000 [ 0.000000] Starting KernelMemorySanitizer [ 0.000000] Hierarchical RCU implementation. [ 0.000000] RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.000000] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 0.000000] Console: colour VGA+ 80x25 [ 0.000000] console [ttyS0] enabled [ 0.000000] console [ttyS0] enabled [ 0.000000] bootconsole [earlyser0] disabled [ 0.000000] bootconsole [earlyser0] disabled [ 0.000000] ACPI: Core revision 20180313 [ 0.000000] APIC: Switch to symmetric I/O mode setup [ 0.001000] x2apic: IRQ remapping doesn't support X2APIC mode [ 0.005000] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 0.011000] tsc: PIT calibration matches PMTIMER. 1 loops [ 0.012000] tsc: Detected 2299.810 MHz processor [ 0.013000] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212681e5452, max_idle_ns: 440795304881 ns [ 0.014022] Calibrating delay loop (skipped), value calculated using timer frequency.. 4599.62 BogoMIPS (lpj=2299810) [ 0.015015] pid_max: default: 32768 minimum: 301 [ 0.015891] Security Framework initialized [ 0.016022] SELinux: Initializing. [ 0.038407] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes) [ 0.050384] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 0.051314] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 0.053173] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 0.056047] CPU: Physical Processor ID: 0 [ 0.056783] mce: CPU supports 32 MCE banks [ 0.057163] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 0.058018] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 0.059028] Spectre V2 : Mitigation: Full generic retpoline [ 0.060013] Speculative Store Bypass: Vulnerable [ 0.062641] Freeing SMP alternatives memory: 92K [ 0.065000] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 0.066611] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 0.068284] Hierarchical SRCU implementation. [ 0.071068] smp: Bringing up secondary CPUs ... [ 0.073022] x86: Booting SMP configuration: [ 0.073676] .... node #0, CPUs: #1 [ 0.074227] smp: Brought up 1 node, 2 CPUs [ 0.075645] smpboot: Max logical packages: 1 [ 0.076028] smpboot: Total of 2 processors activated (9199.24 BogoMIPS) [ 0.080461] devtmpfs: initialized [ 0.085276] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.086107] futex hash table entries: 512 (order: 3, 32768 bytes) [ 0.087384] kworker/u4:0 (21) used greatest stack depth: 58816 bytes left [ 0.087384] xor: automatically using best checksumming function avx [ 0.094126] NET: Registered protocol family 16 [ 0.096626] audit: initializing netlink subsys (disabled) [ 0.098118] audit: type=2000 audit(1528823971.098:1): state=initialized audit_enabled=0 res=1 [ 0.102969] cpuidle: using governor menu [ 0.104647] ACPI: bus type PCI registered [ 0.106027] PCI: Using configuration type 1 for base access [ 0.121245] kworker/u4:1 (75) used greatest stack depth: 57808 bytes left [ 0.138357] kworker/u4:1 (131) used greatest stack depth: 57792 bytes left [ 0.348328] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 0.351485] cryptd: max_cpu_qlen set to 1000 [ 0.371346] raid6: sse2x1 gen() 101 MB/s [ 0.389077] raid6: sse2x1 xor() 455 MB/s [ 0.407213] raid6: sse2x2 gen() 296 MB/s [ 0.425035] raid6: sse2x2 xor() 621 MB/s [ 0.442084] raid6: sse2x4 gen() 726 MB/s [ 0.459040] raid6: sse2x4 xor() 763 MB/s [ 0.476114] raid6: avx2x1 gen() 726 MB/s [ 0.493038] raid6: avx2x1 xor() 1810 MB/s [ 0.510073] raid6: avx2x2 gen() 1066 MB/s [ 0.527026] raid6: avx2x2 xor() 1980 MB/s [ 0.544044] raid6: avx2x4 gen() 1085 MB/s [ 0.561037] raid6: avx2x4 xor() 1367 MB/s [ 0.561742] raid6: using algorithm avx2x4 gen() 1085 MB/s [ 0.562017] raid6: .... xor() 1367 MB/s, rmw enabled [ 0.563019] raid6: using avx2x2 recovery algorithm [ 0.564827] ACPI: Added _OSI(Module Device) [ 0.565046] ACPI: Added _OSI(Processor Device) [ 0.566039] ACPI: Added _OSI(3.0 _SCP Extensions) [ 0.567020] ACPI: Added _OSI(Processor Aggregator Device) [ 0.567829] ACPI: Added _OSI(Linux-Dell-Video) [ 0.685828] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.079495] ACPI: Interpreter enabled [ 1.080232] ACPI: (supports S0 S3 S4 S5) [ 1.081020] ACPI: Using IOAPIC for interrupt routing [ 1.082221] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 1.085000] ACPI: Enabled 16 GPEs in block 00 to 0F [ 1.610603] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 1.611056] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 1.612065] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 1.614026] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 1.617991] PCI host bridge to bus 0000:00 [ 1.618942] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 1.619031] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 1.620030] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 1.621030] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 1.622035] pci_bus 0000:00: root bus resource [bus 00-ff] [ 1.657063] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 1.712542] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 1.715547] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 1.718310] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 1.720765] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 1.723163] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 2.032145] vgaarb: loaded [ 2.035089] SCSI subsystem initialized [ 2.037640] ACPI: bus type USB registered [ 2.039174] usbcore: registered new interface driver usbfs [ 2.042171] usbcore: registered new interface driver hub [ 2.043231] usbcore: registered new device driver usb [ 2.046679] pps_core: LinuxPPS API ver. 1 registered [ 2.047790] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.049117] PTP clock support registered [ 2.051211] EDAC MC: Ver: 3.0.0 [ 2.054853] random: get_random_bytes called from ib_sa_init+0x39/0x340 with crng_init=0 [ 2.056451] Advanced Linux Sound Architecture Driver Initialized. [ 2.058000] PCI: Using ACPI for IRQ routing [ 2.060670] Bluetooth: Core ver 2.22 [ 2.061470] NET: Registered protocol family 31 [ 2.062028] Bluetooth: HCI device and connection manager initialized [ 2.064044] Bluetooth: HCI socket layer initialized [ 2.065039] Bluetooth: L2CAP socket layer initialized [ 2.066058] Bluetooth: SCO socket layer initialized [ 2.066865] NET: Registered protocol family 8 [ 2.067022] NET: Registered protocol family 20 [ 2.068193] NetLabel: Initializing [ 2.069019] NetLabel: domain hash size = 128 [ 2.070014] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 2.071275] NetLabel: unlabeled traffic allowed by default [ 2.073752] nfc: nfc_init: NFC Core ver 0.1 [ 2.075037] NET: Registered protocol family 39 [ 2.076932] clocksource: Switched to clocksource tsc-early [ 2.559531] VFS: Disk quotas dquot_6.6.0 [ 2.561297] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 2.562822] FS-Cache: Loaded [ 2.564407] CacheFiles: Loaded [ 2.565560] pnp: PnP ACPI init [ 2.575742] pnp: PnP ACPI: found 7 devices [ 2.628018] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 2.630051] NET: Registered protocol family 2 [ 2.632576] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes) [ 2.635298] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 2.641473] TCP bind hash table entries: 65536 (order: 8, 1048576 bytes) [ 2.645957] TCP: Hash tables configured (established 65536 bind 65536) [ 2.648326] UDP hash table entries: 4096 (order: 5, 131072 bytes) [ 2.650154] UDP-Lite hash table entries: 4096 (order: 5, 131072 bytes) [ 2.652082] NET: Registered protocol family 1 [ 2.654417] RPC: Registered named UNIX socket transport module. [ 2.655540] RPC: Registered udp transport module. [ 2.656318] RPC: Registered tcp transport module. [ 2.657092] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 2.659646] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 2.661499] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 2.662515] software IO TLB [mem 0xbbff3000-0xbfff3000] (64MB) mapped at [ (ptrval)- (ptrval)] [ 2.664917] RAPL PMU: API unit is 2^-32 Joules, 3 fixed counters, 10737418240 ms ovfl timer [ 2.666298] RAPL PMU: hw unit of domain pp0-core 2^-0 Joules [ 2.667231] RAPL PMU: hw unit of domain package 2^-0 Joules [ 2.668115] RAPL PMU: hw unit of domain dram 2^-16 Joules [ 2.673801] Scanning for low memory corruption every 60 seconds [ 2.686137] Initialise system trusted keyrings [ 2.687884] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 2.751054] DLM installed [ 2.765154] NFS: Registering the id_resolver key type [ 2.766117] Key type id_resolver registered [ 2.766787] Key type id_legacy registered [ 2.767426] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 2.768425] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 2.773536] ntfs: driver 2.1.32 [Flags: R/W]. [ 2.776078] fuse init (API version 7.26) [ 2.780860] JFS: nTxBlock = 8192, nTxLock = 65536 [ 2.805780] SGI XFS with ACLs, security attributes, realtime, no debug enabled [ 2.816149] 9p: Installing v9fs 9p2000 file system support [ 2.817806] FS-Cache: Netfs '9p' registered for caching [ 2.827110] gfs2: GFS2 installed [ 2.831837] FS-Cache: Netfs 'ceph' registered for caching [ 2.832906] ceph: loaded (mds proto 32) [ 3.679257] tsc: Refined TSC clocksource calibration: 2299.816 MHz [ 3.680408] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x21268787a56, max_idle_ns: 440795293872 ns [ 3.682606] clocksource: Switched to clocksource tsc [ 6.569399] cryptomgr_test (1519) used greatest stack depth: 57296 bytes left [ 6.593159] alg: No test for 842 (842-generic) [ 6.594365] alg: No test for 842 (842-scomp) [ 6.604682] cryptomgr_test (1532) used greatest stack depth: 57120 bytes left [ 6.637306] NET: Registered protocol family 38 [ 6.991934] async_tx: api initialized (async) [ 6.992820] Key type asymmetric registered [ 6.993562] Asymmetric key parser 'x509' registered [ 6.994490] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 6.996285] io scheduler noop registered [ 6.996884] io scheduler deadline registered [ 6.998098] io scheduler cfq registered (default) [ 6.998880] io scheduler mq-deadline registered [ 6.999601] io scheduler kyber registered [ 7.000356] io scheduler bfq registered [ 7.006627] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 7.008592] ACPI: Power Button [PWRF] [ 7.009991] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 7.011241] ACPI: Sleep Button [SLPF] [ 7.024513] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 7.025410] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 7.034193] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 7.035121] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 7.041242] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 7.064759] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 7.089346] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 7.114124] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 7.138728] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 7.144882] Non-volatile memory driver v1.3 [ 7.146538] Linux agpgart interface v0.103 [ 7.151302] [drm] radeon kernel modesetting enabled. [ 7.153331] [drm] amdgpu kernel modesetting enabled. [ 7.196810] brd: module loaded [ 7.218368] loop: module loaded [ 7.264601] null: module loaded [ 7.267370] nfcsim 0.2 initialized [ 7.271219] Loading iSCSI transport class v2.0-870. [ 7.290478] scsi host0: Virtio SCSI HBA [ 7.356491] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 7.547276] random: fast init done [ 7.940528] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 7.943915] Ethernet Channel Bonding Driver: v3.7.1 (April 27, 2011) [ 7.945975] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 7.948085] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 7.955130] sd 0:0:1:0: [sda] Write Protect is off [ 7.959446] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 7.962506] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 7.976239] sda: sda1 [ 7.978568] MACsec IEEE 802.1AE [ 7.980922] tun: Universal TUN/TAP device driver, 1.6 [ 7.984720] sd 0:0:1:0: [sda] Attached SCSI disk [ 8.011610] vcan: Virtual CAN interface driver [ 8.012554] vxcan: Virtual CAN Tunnel driver [ 8.013388] slcan: serial line CAN interface driver [ 8.014166] slcan: 10 dynamic interface channels. [ 8.014927] CAN device driver interface [ 8.016312] enic: Cisco VIC Ethernet NIC Driver, ver 2.3.0.53 [ 8.017964] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 8.019303] e100: Copyright(c) 1999-2006 Intel Corporation [ 8.020487] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 8.022046] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 8.023186] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 8.024455] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 8.025637] sky2: driver version 1.30 [ 8.027899] PPP generic driver version 2.4.2 [ 8.029971] PPP BSD Compression module registered [ 8.031054] PPP Deflate Compression module registered [ 8.031920] PPP MPPE Compression module registered [ 8.032840] NET: Registered protocol family 24 [ 8.033583] PPTP driver version 0.8.5 [ 8.035610] mac80211_hwsim: initializing netlink [ 8.051426] usbcore: registered new interface driver asix [ 8.052883] usbcore: registered new interface driver ax88179_178a [ 8.054222] usbcore: registered new interface driver cdc_ether [ 8.055564] usbcore: registered new interface driver net1080 [ 8.056869] usbcore: registered new interface driver cdc_subset [ 8.058192] usbcore: registered new interface driver zaurus [ 8.059493] usbcore: registered new interface driver cdc_ncm [ 8.068384] aoe: AoE v85 initialised. [ 8.070096] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 8.071416] ehci-pci: EHCI PCI platform driver [ 8.072311] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 8.073652] ohci-pci: OHCI PCI platform driver [ 8.074573] uhci_hcd: USB Universal Host Controller Interface driver [ 8.076266] usbcore: registered new interface driver usblp [ 8.077742] usbcore: registered new interface driver usb-storage [ 8.079712] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 8.082850] i8042: Warning: Keylock active [ 8.085479] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 8.086350] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 8.088900] mousedev: PS/2 mouse device common for all mice [ 8.093155] rtc_cmos 00:00: RTC can wake from S4 [ 8.095850] rtc_cmos 00:00: registered as rtc0 [ 8.097116] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 8.098604] i2c /dev entries driver [ 8.101753] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 8.105057] i2c-parport-light: adapter type unspecified [ 8.106399] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 8.108271] usbcore: registered new interface driver i2c-tiny-usb [ 8.113883] device-mapper: ioctl: 4.39.0-ioctl (2018-04-03) initialised: dm-devel@redhat.com [ 8.116374] device-mapper: raid: Loading target version 1.13.2 [ 8.117715] usbcore: registered new interface driver btusb [ 8.121225] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 8.122712] usnic_verbs:usnic_uiom_init:585: [ 8.122730] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 8.125039] usnic_verbs:usnic_ib_init:649: [ 8.125054] Unable to initalize umem with err -1 [ 8.128376] iscsi: registered transport (iser) [ 8.129458] OPA Virtual Network Driver - v1.0 [ 8.130637] hidraw: raw HID events driver (C) Jiri Kosina [ 8.135866] usbcore: registered new interface driver usbhid [ 8.137508] usbhid: USB HID core driver [ 8.144627] NET: Registered protocol family 40 [ 8.188375] NET: Registered protocol family 26 [ 8.189616] Mirror/redirect action on [ 8.190569] Simple TC action Loaded [ 8.193089] netem: version 1.3 [ 8.194122] u32 classifier [ 8.194543] Actions configured [ 8.197423] nf_conntrack_irc: failed to register helpers [ 8.198559] nf_conntrack_sane: failed to register helpers [ 8.232013] nf_conntrack_sip: failed to register helpers [ 8.236970] xt_time: kernel timezone is -0000 [ 8.237928] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 8.239314] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 8.240974] IPVS: ipvs loaded. [ 8.241554] IPVS: [rr] scheduler registered. [ 8.242429] IPVS: [wrr] scheduler registered. [ 8.243226] IPVS: [lc] scheduler registered. [ 8.244054] IPVS: [wlc] scheduler registered. [ 8.244798] IPVS: [fo] scheduler registered. [ 8.245554] IPVS: [ovf] scheduler registered. [ 8.246301] IPVS: [lblc] scheduler registered. [ 8.247139] IPVS: [lblcr] scheduler registered. [ 8.247856] IPVS: [dh] scheduler registered. [ 8.248561] IPVS: [sh] scheduler registered. [ 8.249358] IPVS: [sed] scheduler registered. [ 8.250180] IPVS: [nq] scheduler registered. [ 8.250901] IPVS: ftp: loaded support on port[0] = 21 [ 8.251688] IPVS: [sip] pe registered. [ 8.252746] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 8.255433] gre: GRE over IPv4 demultiplexor driver [ 8.256693] ip_gre: GRE over IPv4 tunneling driver [ 8.262947] IPv4 over IPsec tunneling driver [ 8.267385] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 8.268523] Initializing XFRM netlink socket [ 8.271824] NET: Registered protocol family 10 [ 8.284166] Segment Routing with IPv6 [ 8.285089] mip6: Mobile IPv6 [ 8.289445] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 8.294809] ip6_gre: GRE over IPv6 tunneling driver [ 8.297534] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 8.299695] NET: Registered protocol family 17 [ 8.301539] NET: Registered protocol family 15 [ 8.303899] Bridge firewalling registered [ 8.307756] can: controller area network core (rev 20170425 abi 9) [ 8.309670] NET: Registered protocol family 29 [ 8.310700] can: raw protocol (rev 20170425) [ 8.311715] can: broadcast manager protocol (rev 20170425 t) [ 8.312717] can: netlink gateway (rev 20170425) max_hops=1 [ 8.314468] Bluetooth: RFCOMM TTY layer initialized [ 8.315505] Bluetooth: RFCOMM socket layer initialized [ 8.316437] Bluetooth: RFCOMM ver 1.11 [ 8.317248] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 8.318107] Bluetooth: BNEP filters: protocol multicast [ 8.319096] Bluetooth: BNEP socket layer initialized [ 8.319923] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 8.321084] Bluetooth: HIDP socket layer initialized [ 8.322534] RPC: Registered rdma transport module. [ 8.323473] RPC: Registered rdma backchannel transport module. [ 8.325139] NET: Registered protocol family 41 [ 8.326441] lec:lane_module_init: lec.c: initialized [ 8.327240] mpoa:atm_mpoa_init: mpc.c: initialized [ 8.328220] l2tp_core: L2TP core driver, V2.0 [ 8.328997] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 8.329895] 8021q: 802.1Q VLAN Support v1.8 [ 8.363402] DCCP: Activated CCID 2 (TCP-like) [ 8.364478] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 8.369153] sctp: Hash tables configured (bind 256/256) [ 8.372681] NET: Registered protocol family 21 [ 8.373983] Registered RDS/infiniband transport [ 8.375321] Registered RDS/tcp transport [ 8.376137] tipc: Activated (version 2.0.0) [ 8.377202] NET: Registered protocol family 30 [ 8.378352] tipc: Started in single node mode [ 8.379947] NET: Registered protocol family 43 [ 8.381212] 9pnet: Installing 9P2000 support [ 8.386285] NET: Registered protocol family 36 [ 8.387604] Key type dns_resolver registered [ 8.388474] Key type ceph registered [ 8.389506] libceph: loaded (mon/osd proto 15/24) [ 8.390484] openvswitch: Open vSwitch switching datapath [ 8.392923] mpls_gso: MPLS GSO support [ 8.398076] sched_clock: Marking stable (8398025087, 0)->(8493720734, -95695647) [ 8.402233] registered taskstats version 1 [ 8.403009] Loading compiled-in X.509 certificates [ 8.412262] Btrfs loaded, crc32c=crc32c-generic [ 8.422186] Key type big_key registered [ 8.428263] console [netcon0] enabled [ 8.428886] netconsole: network logging started [ 8.430359] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 8.432767] rdma_rxe: loaded [ 8.433754] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 8.721825] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 8.775491] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 8.777163] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 8.777168] ALSA device list: [ 8.777189] #0: Dummy 1 [ 8.779339] cfg80211: failed to load regulatory.db [ 8.780074] #1: Loopback 1 [ 8.780094] #2: Virtual MIDI Card 1 [ 8.783989] md: Waiting for all devices to be available before autodetect [ 8.785075] md: If you don't use raid, use raid=noautodetect [ 8.788527] md: Autodetecting RAID arrays. [ 8.789302] md: autorun ... [ 8.789722] md: ... autorun DONE. [ 8.810806] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null) [ 8.812263] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 8.851727] devtmpfs: mounted [ 8.861395] Freeing unused kernel memory: 4464K [ 8.862129] Kernel memory protection disabled. [ 9.246387] SELinux: Disabled at runtime. [ 9.272212] audit: type=1404 audit(1528823980.271:2): selinux=0 auid=4294967295 ses=4294967295 INIT: version 2.88 booting [info] Using makefile-style concurrent boot in runlevel S. [ 10.020268] ls (2192) used greatest stack depth: 56680 bytes left [....] Starting the hotplug events dispatcher: udevd[ 10.796992] udevd[2269]: 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...[ 14.064847] pci-db (2611) used greatest stack depth: 56040 bytes left [?25l[?1c7[ ok 8[?25h[?0cdone. [....] Activating swap...[?25l[?1c7[ ok 8[?25h[?0cdone. [ 18.794123] 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 [ 23.857674] logsave (3771) used greatest stack depth: 55424 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 ...sysctl: cannot stat /proc/sys/kernel/watchdog_thresh: No such file or directory sysctl: cannot stat /proc/sys/kernel/softlockup_all_cpu_backtrace: No such file or directory [?25l[?1c7[ ok 8[?25h[?0cdone. [ 25.808474] random: dd: uninitialized urandom read (512 bytes read) [....] Configuring network interfaces...[ 26.012000] ip (4157) used greatest stack depth: 54560 bytes left 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/ Listening on LPF/eth0/42:01:0a:8[ 26.426892] ================================================================== [ 26.435406] BUG: KMSAN: uninit-value in receive_buf+0x324e/0x6ae0 [ 26.441719] CPU: 0 PID: 2656 Comm: net.agent Not tainted 4.17.0+ #3 [ 26.448115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.457455] Call Trace: [ 26.460023] [ 26.462171] dump_stack+0x185/0x1d0 0:0a:26 Sending[ 26.465788] kmsan_report+0x188/0x2a0 [ 26.470950] __msan_warning_32+0x70/0xc0 [ 26.475005] receive_buf+0x324e/0x6ae0 [ 26.478906] virtnet_poll+0xac2/0x1540 on LPF/eth0/4[ 26.482791] ? refill_work+0x2c0/0x2c0 [ 26.488030] net_rx_action+0x766/0x1a80 2:01:0a:80:0a:26[ 26.492014] ? net_tx_action+0xad0/0xad0 [ 26.497441] __do_softirq+0x592/0x979 [ 26.501244] irq_exit+0x202/0x240 Sending on S[ 26.504701] exiting_irq+0xe/0x10 ocket/fallback [ 26.509532] do_IRQ+0x17d/0x1c0 DHCPDISCOVER on [ 26.514312] common_interrupt+0xf/0xf eth0 to 255.255.[ 26.519479] 255.255 port 67 [ 26.523105] RIP: 0010:kmsan_kmalloc+0xc6/0x100 [ 26.529051] RSP: 0018:ffff8801976af960 EFLAGS: 00000246 ORIG_RAX: ffffffffffffffd9 interval 6 [ 26.536755] RAX: 0000000000000246 RBX: ffff880196eb7740 RCX: 0000000000000011 [ 26.545036] RDX: 0000000000000010 RSI: ffffea00098984e8 RDI: ffff880196eb7740 [ 26.552302] RBP: ffff8801976af9a0 R08: 00000000010000c0 R09: 0000000000000003 [ 26.559549] R10: 0000000000000002 R11: ffffffff83ac4e30 R12: ffff88021f00d980 [ 26.566819] R13: ffff880197809d40 R14: 0000000000000040 R15: 00000000014000c0 [ 26.574107] ? cap_task_prctl+0x1290/0x1290 [ 26.578439] kmem_cache_alloc+0xa97/0xb70 [ 26.582592] ? anon_vma_fork+0x347/0xb20 [ 26.586688] anon_vma_fork+0x347/0xb20 [ 26.593060] copy_process+0x65df/0x9be0 [ 26.597212] _do_fork+0x353/0xf60 [ 26.600678] __x64_sys_clone+0x15e/0x1b0 [ 26.604750] ? __ia32_sys_vfork+0x70/0x70 [ 26.608902] do_syscall_64+0x15b/0x230 [ 26.612791] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 26.617968] RIP: 0033:0x7f0d0ca4ef46 [ 26.621652] RSP: 002b:00007ffcd7837030 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 26.629337] RAX: ffffffffffffffda RBX: 00007ffcd7837030 RCX: 00007f0d0ca4ef46 [ 26.636583] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 26.643916] RBP: 00007ffcd7837070 R08: 0000000000000a60 R09: 0000000000000a60 [ 26.651164] R10: 00007f0d0cf459d0 R11: 0000000000000246 R12: 0000000000000000 [ 26.658416] R13: 0000000000000000 R14: 0000000000415c42 R15: 0000000000000101 [ 26.665667] [ 26.667269] Uninit was stored to memory at: [ 26.671571] kmsan_internal_chain_origin+0x12b/0x210 [ 26.676652] __msan_chain_origin+0x69/0xc0 [ 26.680863] receive_buf+0x2dbb/0x6ae0 [ 26.684725] virtnet_poll+0xac2/0x1540 [ 26.688597] net_rx_action+0x766/0x1a80 [ 26.692550] __do_softirq+0x592/0x979 [ 26.696322] Uninit was created at: [ 26.699839] kmsan_alloc_meta_for_pages+0x161/0x3a0 [ 26.704840] kmsan_alloc_page+0x82/0xe0 [ 26.708791] __alloc_pages_nodemask+0xf7b/0x5cc0 [ 26.713523] alloc_pages_current+0x6b1/0x970 [ 26.717908] skb_page_frag_refill+0x3ba/0x5e0 [ 26.722386] try_fill_recv+0x3d5/0x2580 [ 26.726334] virtnet_open+0x188/0x600 [ 26.730118] __dev_open+0x613/0x840 [ 26.733736] __dev_change_flags+0x401/0xb60 [ 26.738048] dev_change_flags+0xca/0x230 [ 26.742092] do_setlink+0x165b/0x6010 [ 26.745868] rtnl_newlink+0x2b33/0x37a0 [ 26.749815] rtnetlink_rcv_msg+0xa44/0x1570 [ 26.754110] netlink_rcv_skb+0x37e/0x600 [ 26.758144] rtnetlink_rcv+0x50/0x60 [ 26.761843] netlink_unicast+0x1680/0x1750 [ 26.766059] netlink_sendmsg+0x104f/0x1350 [ 26.770280] ___sys_sendmsg+0xec8/0x1320 [ 26.774316] __x64_sys_sendmsg+0x331/0x460 [ 26.778538] do_syscall_64+0x15b/0x230 [ 26.782403] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 26.787564] ================================================================== [ 26.794893] Disabling lock debugging due to kernel taint [ 26.800316] Kernel panic - not syncing: panic_on_warn set ... [ 26.800316] [ 26.807658] CPU: 0 PID: 2656 Comm: net.agent Tainted: G B 4.17.0+ #3 [ 26.815423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.824771] Call Trace: [ 26.827355] [ 26.829487] dump_stack+0x185/0x1d0 [ 26.833093] panic+0x3d0/0x990 [ 26.836269] kmsan_report+0x29e/0x2a0 [ 26.840052] __msan_warning_32+0x70/0xc0 [ 26.844098] receive_buf+0x324e/0x6ae0 [ 26.847972] virtnet_poll+0xac2/0x1540 [ 26.851839] ? refill_work+0x2c0/0x2c0 [ 26.855712] net_rx_action+0x766/0x1a80 [ 26.859666] ? net_tx_action+0xad0/0xad0 [ 26.863711] __do_softirq+0x592/0x979 [ 26.867490] irq_exit+0x202/0x240 [ 26.870919] exiting_irq+0xe/0x10 [ 26.874349] do_IRQ+0x17d/0x1c0 [ 26.877605] common_interrupt+0xf/0xf [ 26.881400] [ 26.883618] RIP: 0010:kmsan_kmalloc+0xc6/0x100 [ 26.888172] RSP: 0018:ffff8801976af960 EFLAGS: 00000246 ORIG_RAX: ffffffffffffffd9 [ 26.895861] RAX: 0000000000000246 RBX: ffff880196eb7740 RCX: 0000000000000011 [ 26.903121] RDX: 0000000000000010 RSI: ffffea00098984e8 RDI: ffff880196eb7740 [ 26.910409] RBP: ffff8801976af9a0 R08: 00000000010000c0 R09: 0000000000000003 [ 26.917655] R10: 0000000000000002 R11: ffffffff83ac4e30 R12: ffff88021f00d980 [ 26.924902] R13: ffff880197809d40 R14: 0000000000000040 R15: 00000000014000c0 [ 26.932600] ? cap_task_prctl+0x1290/0x1290 [ 26.936903] kmem_cache_alloc+0xa97/0xb70 [ 26.941038] ? anon_vma_fork+0x347/0xb20 [ 26.945084] anon_vma_fork+0x347/0xb20 [ 26.948952] copy_process+0x65df/0x9be0 [ 26.952913] _do_fork+0x353/0xf60 [ 26.956347] __x64_sys_clone+0x15e/0x1b0 [ 26.960480] ? __ia32_sys_vfork+0x70/0x70 [ 26.964602] do_syscall_64+0x15b/0x230 [ 26.968478] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 26.973656] RIP: 0033:0x7f0d0ca4ef46 [ 26.977351] RSP: 002b:00007ffcd7837030 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 26.985039] RAX: ffffffffffffffda RBX: 00007ffcd7837030 RCX: 00007f0d0ca4ef46 [ 26.992288] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 26.999665] RBP: 00007ffcd7837070 R08: 0000000000000a60 R09: 0000000000000a60 [ 27.006911] R10: 00007f0d0cf459d0 R11: 0000000000000246 R12: 0000000000000000 [ 27.014155] R13: 0000000000000000 R14: 0000000000415c42 R15: 0000000000000101 [ 27.021934] Dumping ftrace buffer: [ 27.025449] (ftrace buffer empty) [ 27.029141] Kernel Offset: disabled [ 27.032758] Rebooting in 86400 seconds..