Pseudo-terminal will not be allocated because stdin is not a terminal. Warning: Permanently added '[ssh-serialport.googleapis.com]:9600,[216.239.38.127]:9600' (RSA) to the list of known hosts. serialport: Connected to syzkaller.us-central1-c.ci-upstream-kasan-gce-386-test-0 port 1 (session ID: 456248d9c4a5ad50b019f9f4f3e65dc45ce7ac56dec84811db53c0ac3f74501d, active connections: 1). SeaBIOS (version 1.8.2-20171130_102032-google) Total RAM Size = 0x00000001e0000000 = 7680 MiB CPUs found: 2 Max CPUs supported: 256 found virtio-scsi at 0:3 virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0 virtio-scsi blksize=512 sectors=4194304 = 2048 MiB drive 0x000f2350: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Booting from Hard Disk 0... early console in extract_kernel input_data: 0x0000000007f5d2b6 input_len: 0x0000000002f6169b output: 0x0000000001000000 output_len: 0x0000000008cb39b0 kernel_total_size: 0x0000000009ee4000 trampoline_32bit: 0x000000000009d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000] Linux version 4.16.0+ (syzkaller@ci) (gcc version 8.0.1 20180301 (experimental) (GCC)) #14 SMP Sat Apr 7 12:51:32 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=120 kvm-intel.nested=1 net.core.bpf_jit_enable=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] random: fast init done [ 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] 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 0x000f23d0-0x000f23df] 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 0x00000000000F2390 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] kvm-clock: cpu 0, msr 2:1fff8001, primary cpu clock [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: using sched offset of 3831633464 cycles [ 0.000000] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 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] kasan: KernelAddressSanitizer initialized [ 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] Booting paravirtualized kernel on KVM [ 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] percpu: Embedded 55 pages/cpu @ (ptrval) s187272 r8192 d29816 u1048576 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 1935228 [ 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 workqueue.watchdog_thresh=120 kvm-intel.nested=1 net.core.bpf_jit_enable=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: 6506852K/7863876K available (106524K kernel code, 11846K rwdata, 15588K rodata, 2852K init, 22572K bss, 1357024K reserved, 0K cma-reserved) [ 0.001000] Running RCU self tests [ 0.001000] Hierarchical RCU implementation. [ 0.001000] RCU lockdep checking is enabled. [ 0.001000] RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 0.001000] RCU callback double-/use-after-free debug enabled. [ 0.001000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.001000] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 0.001000] Console: colour VGA+ 80x25 [ 0.001000] console [ttyS0] enabled [ 0.001000] console [ttyS0] enabled [ 0.001000] bootconsole [earlyser0] disabled [ 0.001000] bootconsole [earlyser0] disabled [ 0.001000] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.001000] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.001000] ... MAX_LOCK_DEPTH: 48 [ 0.001000] ... MAX_LOCKDEP_KEYS: 8191 [ 0.001000] ... CLASSHASH_SIZE: 4096 [ 0.001000] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.001000] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.001000] ... CHAINHASH_SIZE: 32768 [ 0.001000] memory used by lock dependency info: 7391 kB [ 0.001000] per task-struct memory footprint: 1920 bytes [ 0.001000] ACPI: Core revision 20180313 [ 0.001000] APIC: Switch to symmetric I/O mode setup [ 0.001354] x2apic enabled [ 0.002016] Switched APIC routing to physical x2apic. [ 0.006000] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 0.006000] tsc: Detected 2300.000 MHz processor [ 0.006000] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.006029] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=2300000) [ 0.007009] pid_max: default: 32768 minimum: 301 [ 0.008401] Security Framework initialized [ 0.009012] Yama: becoming mindful. [ 0.010049] SELinux: Initializing. [ 0.011009] AppArmor: AppArmor disabled by boot time parameter [ 0.016512] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes) [ 0.020237] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 0.021169] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 0.023016] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 0.025789] CPU: Physical Processor ID: 0 [ 0.026076] mce: CPU supports 32 MCE banks [ 0.027147] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 0.028010] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 0.029027] Spectre V2 : Mitigation: Full generic retpoline [ 0.030802] Freeing SMP alternatives memory: 60K [ 0.034000] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 0.035145] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 0.036236] Hierarchical SRCU implementation. [ 0.037539] NMI watchdog: Perf event create on CPU 0 failed with -2 [ 0.038010] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.039423] smp: Bringing up secondary CPUs ... [ 0.042254] x86: Booting SMP configuration: [ 0.042905] .... node #0, CPUs: #1 [ 0.001000] kvm-clock: cpu 1, msr 2:1fff8041, secondary cpu clock [ 0.045026] smp: Brought up 1 node, 2 CPUs [ 0.045624] smpboot: Max logical packages: 1 [ 0.046045] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.049326] devtmpfs: initialized [ 0.060121] kworker/u4:0 (23) used greatest stack depth: 24168 bytes left [ 0.061149] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.063069] futex hash table entries: 512 (order: 4, 65536 bytes) [ 0.064186] xor: automatically using best checksumming function avx [ 0.066278] RTC time: 12:55:45, date: 04/07/18 [ 0.078663] NET: Registered protocol family 16 [ 0.081874] audit: initializing netlink subsys (disabled) [ 0.083052] audit: type=2000 audit(1523105745.155:1): state=initialized audit_enabled=0 res=1 [ 0.084239] cpuidle: using governor menu [ 0.085826] kworker/u4:1 (40) used greatest stack depth: 23120 bytes left [ 0.085629] ACPI: bus type PCI registered [ 0.088817] PCI: Using configuration type 1 for base access [ 0.128845] kworker/u4:0 (244) used greatest stack depth: 21016 bytes left [ 0.257510] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 0.260488] cryptd: max_cpu_qlen set to 1000 [ 0.279096] raid6: sse2x1 gen() 585 MB/s [ 0.296044] raid6: sse2x1 xor() 970 MB/s [ 0.313026] raid6: sse2x2 gen() 3953 MB/s [ 0.330012] raid6: sse2x2 xor() 1949 MB/s [ 0.347017] raid6: sse2x4 gen() 6285 MB/s [ 0.364014] raid6: sse2x4 xor() 3351 MB/s [ 0.381017] raid6: avx2x1 gen() 1753 MB/s [ 0.398021] raid6: avx2x1 xor() 2037 MB/s [ 0.415014] raid6: avx2x2 gen() 7656 MB/s [ 0.432011] raid6: avx2x2 xor() 3496 MB/s [ 0.449011] raid6: avx2x4 gen() 12195 MB/s [ 0.466012] raid6: avx2x4 xor() 6013 MB/s [ 0.466626] raid6: using algorithm avx2x4 gen() 12195 MB/s [ 0.467010] raid6: .... xor() 6013 MB/s, rmw enabled [ 0.468010] raid6: using avx2x2 recovery algorithm [ 0.469458] ACPI: Added _OSI(Module Device) [ 0.470026] ACPI: Added _OSI(Processor Device) [ 0.470721] ACPI: Added _OSI(3.0 _SCP Extensions) [ 0.471025] ACPI: Added _OSI(Processor Aggregator Device) [ 0.472021] ACPI: Added _OSI(Linux-Dell-Video) [ 0.657308] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.129461] ACPI: Interpreter enabled [ 1.130204] ACPI: (supports S0 S3 S4 S5) [ 1.130774] ACPI: Using IOAPIC for interrupt routing [ 1.131186] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 1.134769] ACPI: Enabled 16 GPEs in block 00 to 0F [ 1.644599] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 1.645044] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 1.646146] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 1.647159] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 1.651661] PCI host bridge to bus 0000:00 [ 1.652024] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 1.653020] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 1.654019] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 1.655020] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 1.656021] pci_bus 0000:00: root bus resource [bus 00-ff] [ 1.686021] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 1.735321] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 1.738291] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 1.741035] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 1.743795] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 1.745383] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 2.103764] vgaarb: loaded [ 2.105848] SCSI subsystem initialized [ 2.108328] ACPI: bus type USB registered [ 2.109501] usbcore: registered new interface driver usbfs [ 2.111184] usbcore: registered new interface driver hub [ 2.112173] usbcore: registered new device driver usb [ 2.113665] pps_core: LinuxPPS API ver. 1 registered [ 2.114014] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.115078] PTP clock support registered [ 2.117412] EDAC MC: Ver: 3.0.0 [ 2.121892] Advanced Linux Sound Architecture Driver Initialized. [ 2.123321] PCI: Using ACPI for IRQ routing [ 2.126340] Bluetooth: Core ver 2.22 [ 2.127078] NET: Registered protocol family 31 [ 2.127908] Bluetooth: HCI device and connection manager initialized [ 2.128045] Bluetooth: HCI socket layer initialized [ 2.129018] Bluetooth: L2CAP socket layer initialized [ 2.130108] Bluetooth: SCO socket layer initialized [ 2.131048] NET: Registered protocol family 8 [ 2.131674] NET: Registered protocol family 20 [ 2.132176] NetLabel: Initializing [ 2.133010] NetLabel: domain hash size = 128 [ 2.133618] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 2.134255] NetLabel: unlabeled traffic allowed by default [ 2.136079] nfc: nfc_init: NFC Core ver 0.1 [ 2.137360] NET: Registered protocol family 39 [ 2.139004] clocksource: Switched to clocksource kvm-clock [ 2.541814] VFS: Disk quotas dquot_6.6.0 [ 2.542855] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 2.544692] FS-Cache: Loaded [ 2.545970] CacheFiles: Loaded [ 2.546768] pnp: PnP ACPI init [ 2.557270] pnp: PnP ACPI: found 7 devices [ 2.601671] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 2.603978] NET: Registered protocol family 2 [ 2.606745] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes) [ 2.608668] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 2.612595] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 2.619997] TCP: Hash tables configured (established 65536 bind 65536) [ 2.621422] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 2.623857] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 2.626114] NET: Registered protocol family 1 [ 2.628191] RPC: Registered named UNIX socket transport module. [ 2.629070] RPC: Registered udp transport module. [ 2.629720] RPC: Registered tcp transport module. [ 2.630418] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 2.632438] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 2.634144] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 2.635106] software IO TLB [mem 0xbbff3000-0xbfff3000] (64MB) mapped at [0000000034eab04e-00000000767531a1] [ 2.637846] RAPL PMU: API unit is 2^-32 Joules, 3 fixed counters, 10737418240 ms ovfl timer [ 2.639133] RAPL PMU: hw unit of domain pp0-core 2^-0 Joules [ 2.639949] RAPL PMU: hw unit of domain package 2^-0 Joules [ 2.640845] RAPL PMU: hw unit of domain dram 2^-16 Joules [ 2.644188] kvm: already loaded the other module [ 2.645272] Machine check injector initialized [ 2.649253] Scanning for low memory corruption every 60 seconds [ 2.683136] Initialise system trusted keyrings [ 2.685233] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 2.689831] DLM installed [ 2.692837] NFS: Registering the id_resolver key type [ 2.693809] Key type id_resolver registered [ 2.694460] Key type id_legacy registered [ 2.695088] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 2.696112] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 2.697956] ntfs: driver 2.1.32 [Flags: R/W]. [ 2.699156] fuse init (API version 7.26) [ 2.701216] JFS: nTxBlock = 8192, nTxLock = 65536 [ 2.709585] SGI XFS with ACLs, security attributes, realtime, no debug enabled [ 2.713319] 9p: Installing v9fs 9p2000 file system support [ 2.714177] FS-Cache: Netfs '9p' registered for caching [ 2.717161] gfs2: GFS2 installed [ 2.718510] FS-Cache: Netfs 'ceph' registered for caching [ 2.719319] ceph: loaded (mds proto 32) [ 2.746129] NET: Registered protocol family 38 [ 2.747508] async_tx: api initialized (async) [ 2.748229] Key type asymmetric registered [ 2.748873] Asymmetric key parser 'x509' registered [ 2.749802] Key type pkcs7_test registered [ 2.750630] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 2.752238] io scheduler noop registered [ 2.752800] io scheduler deadline registered [ 2.753712] io scheduler cfq registered (default) [ 2.754435] io scheduler mq-deadline registered [ 2.755113] io scheduler kyber registered [ 2.755765] io scheduler bfq registered [ 2.760004] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 2.761988] ACPI: Power Button [PWRF] [ 2.763401] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 2.764776] ACPI: Sleep Button [SLPF] [ 2.778769] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 2.779674] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 2.791073] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 2.791892] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 2.797897] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 2.821244] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 2.846744] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 2.871210] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 2.895166] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 2.902073] Non-volatile memory driver v1.3 [ 2.903651] Linux agpgart interface v0.103 [ 2.906049] [drm] radeon kernel modesetting enabled. [ 2.907113] [drm] amdgpu kernel modesetting enabled. [ 2.925657] kworker/u4:1 (1699) used greatest stack depth: 20456 bytes left [ 2.946628] brd: module loaded [ 2.966962] loop: module loaded [ 3.010101] null: module loaded [ 3.012851] nfcsim 0.2 initialized [ 3.014935] Loading iSCSI transport class v2.0-870. [ 3.030418] scsi host0: Virtio SCSI HBA [ 3.082811] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 3.680301] tsc: Refined TSC clocksource calibration: 2299.839 MHz [ 3.681920] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x21269d432aa, max_idle_ns: 440795290203 ns [ 3.878276] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 3.878412] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 3.879549] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 3.879798] sd 0:0:1:0: [sda] Write Protect is off [ 3.881913] Ethernet Channel Bonding Driver: v3.7.1 (April 27, 2011) [ 3.885075] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 3.903050] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 3.908833] MACsec IEEE 802.1AE [ 3.910069] tun: Universal TUN/TAP device driver, 1.6 [ 3.915998] sda: sda1 [ 3.925597] sd 0:0:1:0: [sda] Attached SCSI disk [ 3.935102] vcan: Virtual CAN interface driver [ 3.936208] vxcan: Virtual CAN Tunnel driver [ 3.936855] slcan: serial line CAN interface driver [ 3.937984] slcan: 10 dynamic interface channels. [ 3.938658] CAN device driver interface [ 3.939999] enic: Cisco VIC Ethernet NIC Driver, ver 2.3.0.53 [ 3.941618] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 3.942638] e100: Copyright(c) 1999-2006 Intel Corporation [ 3.944201] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 3.945463] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 3.947160] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 3.948299] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 3.949633] sky2: driver version 1.30 [ 3.951752] PPP generic driver version 2.4.2 [ 3.953605] PPP BSD Compression module registered [ 3.954469] PPP Deflate Compression module registered [ 3.955705] PPP MPPE Compression module registered [ 3.956576] NET: Registered protocol family 24 [ 3.957784] PPTP driver version 0.8.5 [ 3.959131] mac80211_hwsim: initializing netlink [ 3.972040] usbcore: registered new interface driver asix [ 3.973236] usbcore: registered new interface driver ax88179_178a [ 3.974321] usbcore: registered new interface driver cdc_ether [ 3.975939] usbcore: registered new interface driver net1080 [ 3.977208] usbcore: registered new interface driver cdc_subset [ 3.978601] usbcore: registered new interface driver zaurus [ 3.980058] usbcore: registered new interface driver cdc_ncm [ 3.986162] aoe: AoE v85 initialised. [ 3.988935] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 3.990329] ehci-pci: EHCI PCI platform driver [ 3.991587] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 3.993170] ohci-pci: OHCI PCI platform driver [ 3.994414] uhci_hcd: USB Universal Host Controller Interface driver [ 3.996078] usbcore: registered new interface driver usblp [ 3.997643] usbcore: registered new interface driver usb-storage [ 4.000607] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 4.002915] i8042: Warning: Keylock active [ 4.005418] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 4.006687] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 4.009713] mousedev: PS/2 mouse device common for all mice [ 4.013662] rtc_cmos 00:00: RTC can wake from S4 [ 4.015787] rtc_cmos 00:00: rtc core: registered rtc_cmos as rtc0 [ 4.017602] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 4.021313] device-mapper: ioctl: 4.39.0-ioctl (2018-04-03) initialised: dm-devel@redhat.com [ 4.023514] device-mapper: raid: Loading target version 1.13.2 [ 4.024901] usbcore: registered new interface driver btusb [ 4.027562] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 4.029491] usnic_verbs:usnic_uiom_init:585: [ 4.029497] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 4.032823] usnic_verbs:usnic_ib_init:649: [ 4.032828] Unable to initalize umem with err -1 [ 4.036191] iscsi: registered transport (iser) [ 4.037379] OPA Virtual Network Driver - v1.0 [ 4.046512] hidraw: raw HID events driver (C) Jiri Kosina [ 4.053623] usbcore: registered new interface driver usbhid [ 4.054523] usbhid: USB HID core driver [ 4.056802] NET: Registered protocol family 40 [ 4.059098] ashmem: initialized [ 4.113521] NET: Registered protocol family 26 [ 4.114397] Mirror/redirect action on [ 4.115212] Simple TC action Loaded [ 4.117100] netem: version 1.3 [ 4.118085] u32 classifier [ 4.118676] Actions configured [ 4.121661] nf_conntrack_irc: failed to register helpers [ 4.122878] nf_conntrack_sane: failed to register helpers [ 4.159323] nf_conntrack_sip: failed to register helpers [ 4.163413] xt_time: kernel timezone is -0000 [ 4.164633] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 4.166132] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 4.168184] IPVS: ipvs loaded. [ 4.168986] IPVS: [rr] scheduler registered. [ 4.169951] IPVS: [wrr] scheduler registered. [ 4.170447] IPVS: [lc] scheduler registered. [ 4.171161] IPVS: [wlc] scheduler registered. [ 4.172179] IPVS: [fo] scheduler registered. [ 4.173159] IPVS: [ovf] scheduler registered. [ 4.174168] IPVS: [lblc] scheduler registered. [ 4.175325] IPVS: [lblcr] scheduler registered. [ 4.176220] IPVS: [dh] scheduler registered. [ 4.177331] IPVS: [sh] scheduler registered. [ 4.178213] IPVS: [sed] scheduler registered. [ 4.179082] IPVS: [nq] scheduler registered. [ 4.180079] IPVS: ftp: loaded support on port[0] = 21 [ 4.181225] IPVS: [sip] pe registered. [ 4.182299] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 4.185044] gre: GRE over IPv4 demultiplexor driver [ 4.185972] ip_gre: GRE over IPv4 tunneling driver [ 4.192696] IPv4 over IPsec tunneling driver [ 4.196586] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 4.198291] Initializing XFRM netlink socket [ 4.199612] NET: Registered protocol family 10 [ 4.207679] Segment Routing with IPv6 [ 4.208663] mip6: Mobile IPv6 [ 4.212388] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 4.217908] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 4.219398] ip6_gre: GRE over IPv6 tunneling driver [ 4.224827] NET: Registered protocol family 17 [ 4.227565] NET: Registered protocol family 15 [ 4.228989] Bridge firewalling registered [ 4.231218] can: controller area network core (rev 20170425 abi 9) [ 4.232839] NET: Registered protocol family 29 [ 4.233983] can: raw protocol (rev 20170425) [ 4.234471] can: broadcast manager protocol (rev 20170425 t) [ 4.235901] can: netlink gateway (rev 20170425) max_hops=1 [ 4.237561] Bluetooth: RFCOMM TTY layer initialized [ 4.238403] Bluetooth: RFCOMM socket layer initialized [ 4.239418] Bluetooth: RFCOMM ver 1.11 [ 4.240452] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 4.241282] Bluetooth: BNEP filters: protocol multicast [ 4.242332] Bluetooth: BNEP socket layer initialized [ 4.243253] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 4.244650] Bluetooth: HIDP socket layer initialized [ 4.246232] RPC: Registered rdma transport module. [ 4.246792] RPC: Registered rdma backchannel transport module. [ 4.247772] NET: Registered protocol family 41 [ 4.248876] lec:lane_module_init: lec.c: initialized [ 4.249460] mpoa:atm_mpoa_init: mpc.c: initialized [ 4.250489] l2tp_core: L2TP core driver, V2.0 [ 4.251268] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 4.252230] 8021q: 802.1Q VLAN Support v1.8 [ 4.265744] DCCP: Activated CCID 2 (TCP-like) [ 4.266983] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 4.268591] sctp: Hash tables configured (bind 64/64) [ 4.270308] NET: Registered protocol family 21 [ 4.271899] Registered RDS/infiniband transport [ 4.272972] Registered RDS/tcp transport [ 4.274038] tipc: Activated (version 2.0.0) [ 4.275228] NET: Registered protocol family 30 [ 4.276955] tipc: Started in single node mode [ 4.277796] NET: Registered protocol family 43 [ 4.278912] 9pnet: Installing 9P2000 support [ 4.282514] NET: Registered protocol family 36 [ 4.283989] Key type dns_resolver registered [ 4.284515] Key type ceph registered [ 4.285744] libceph: loaded (mon/osd proto 15/24) [ 4.287094] openvswitch: Open vSwitch switching datapath [ 4.288392] mpls_gso: MPLS GSO support [ 4.302081] AVX2 version of gcm_enc/dec engaged. [ 4.303280] AES CTR mode by8 optimization enabled [ 4.310252] sched_clock: Marking stable (4310214229, 0)->(5832439189, -1522224960) [ 4.314604] registered taskstats version 1 [ 4.315303] Loading compiled-in X.509 certificates [ 4.317117] zswap: default zpool zbud not available [ 4.317781] zswap: pool creation failed [ 4.323360] Btrfs loaded, crc32c=crc32c-intel [ 4.327152] Key type big_key registered [ 4.329398] Key type encrypted registered [ 4.331597] Magic number: 14:674:935 [ 4.332596] net ip_vti0: hash matches [ 4.333685] console [netcon0] enabled [ 4.334624] netconsole: network logging started [ 4.336179] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 4.339042] rdma_rxe: loaded [ 4.339807] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 4.343535] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 4.345304] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 4.346956] cfg80211: failed to load regulatory.db [ 4.348488] ALSA device list: [ 4.349226] #0: Dummy 1 [ 4.349896] #1: Loopback 1 [ 4.350702] #2: Virtual MIDI Card 1 [ 4.641926] input: ImPS/2 Generic Wheel Mouse as /devices/platform/i8042/serio1/input/input4 [ 4.645284] md: Waiting for all devices to be available before autodetect [ 4.646389] md: If you don't use raid, use raid=noautodetect [ 4.650192] md: Autodetecting RAID arrays. [ 4.650908] md: autorun ... [ 4.651367] md: ... autorun DONE. [ 4.709219] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null) [ 4.710490] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 4.781734] devtmpfs: mounted [ 4.789335] Freeing unused kernel memory: 2852K [ 4.789986] Kernel memory protection disabled. [ 5.181494] SELinux: Disabled at runtime. [ 5.209303] audit: type=1404 audit(1523105750.282:2): selinux=0 auid=4294967295 ses=4294967295 [ 5.216623] BUG: Dentry 00000000286da65b{i=17,n=null} still in use (1) [unmount of selinuxfs selinuxfs] [ 5.218158] WARNING: CPU: 0 PID: 1 at fs/dcache.c:1500 umount_check.cold.52+0xde/0x117 [ 5.219291] Kernel panic - not syncing: panic_on_warn set ... [ 5.219291] [ 5.220270] CPU: 0 PID: 1 Comm: init Not tainted 4.16.0+ #14 [ 5.221042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 5.222267] Call Trace: [ 5.222643] dump_stack+0x1b9/0x294 [ 5.223140] ? dump_stack_print_info.cold.2+0x52/0x52 [ 5.223841] ? d_ancestor+0x50/0x64 [ 5.224341] panic+0x22f/0x4de [ 5.224782] ? add_taint.cold.5+0x16/0x16 [ 5.225348] ? __warn.cold.8+0x148/0x1a3 [ 5.225919] ? __warn.cold.8+0x117/0x1a3 [ 5.226475] ? umount_check.cold.52+0xde/0x117 [ 5.227171] __warn.cold.8+0x163/0x1a3 [ 5.227701] ? umount_check.cold.52+0xde/0x117 [ 5.228364] report_bug+0x252/0x2d0 [ 5.228866] do_error_trap+0x1de/0x490 [ 5.229399] ? find_held_lock+0x36/0x1c0 [ 5.229970] ? math_error+0x420/0x420 [ 5.230490] ? graph_lock+0x170/0x170 [ 5.231044] ? lock_downgrade+0x8e0/0x8e0 [ 5.231623] ? lock_downgrade+0x8e0/0x8e0 [ 5.232207] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 5.232865] do_invalid_op+0x1b/0x20 [ 5.233377] invalid_op+0x1b/0x40 [ 5.233870] RIP: 0010:umount_check.cold.52+0xde/0x117 [ 5.234562] RSP: 0018:ffff8801d9e4f780 EFLAGS: 00010286 [ 5.235306] RAX: 000000000000005c RBX: 1ffff1003b3c9ef3 RCX: 0000000000000000 [ 5.236265] RDX: 000000000000005c RSI: ffffffff815f2d51 RDI: ffffed003b3c9ee6 [ 5.237226] RBP: ffff8801d9e4f820 R08: ffff8801d9e44040 R09: 0000000000000006 [ 5.238204] R10: ffff8801d9e44040 R11: 0000000000000000 R12: 0000000000000001 [ 5.239182] R13: ffff8801d5220040 R14: ffff8801d342d090 R15: 0000000000000017 [ 5.240206] ? vprintk_func+0x81/0xe7 [ 5.240739] ? d_find_alias+0x490/0x490 [ 5.241280] ? kasan_check_write+0x14/0x20 [ 5.241882] ? do_raw_spin_lock+0xc1/0x200 [ 5.242460] d_walk+0x3c3/0xc80 [ 5.242970] ? d_find_alias+0x490/0x490 [ 5.243514] ? dget_parent+0x680/0x680 [ 5.244078] ? path_has_submounts+0x1a0/0x1a0 [ 5.244701] ? downgrade_write+0x290/0x290 [ 5.245296] ? do_raw_spin_unlock+0x9e/0x2e0 [ 5.245894] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 5.246514] ? kasan_check_write+0x14/0x20 [ 5.247106] ? do_raw_spin_lock+0xc1/0x200 [ 5.247723] do_one_tree+0x29/0x50 [ 5.248211] shrink_dcache_for_umount+0xbf/0x290 [ 5.248862] ? d_set_mounted+0x2e0/0x2e0 [ 5.249414] ? read_word_at_a_time+0x20/0x20 [ 5.250073] generic_shutdown_super+0xcf/0x520 [ 5.250692] ? quarantine_put+0xeb/0x190 [ 5.251245] ? destroy_super_rcu+0x200/0x200 [ 5.251877] ? selinux_fs_info_free.isra.5+0x1a4/0x250 [ 5.252656] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 5.253331] ? trace_hardirqs_on+0xd/0x10 [ 5.253898] kill_litter_super+0x72/0x90 [ 5.254463] sel_kill_sb+0x21/0x30 [ 5.254974] deactivate_locked_super+0x97/0x100 [ 5.255603] deactivate_super+0x188/0x1b0 [ 5.256178] ? super_setup_bdi+0xb0/0xb0 [ 5.256736] cleanup_mnt+0xbf/0x160 [ 5.257251] __cleanup_mnt+0x16/0x20 [ 5.257766] task_work_run+0x1e4/0x290 [ 5.258296] ? task_work_cancel+0x240/0x240 [ 5.258883] ? exit_to_usermode_loop+0x87/0x310 [ 5.259529] exit_to_usermode_loop+0x2bd/0x310 [ 5.260169] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 5.260824] ? do_syscall_64+0xb7/0x9d0 [ 5.261369] do_syscall_64+0x792/0x9d0 [ 5.261900] ? vmalloc_sync_all+0x30/0x30 [ 5.262468] ? rcu_read_lock_sched_held+0x108/0x120 [ 5.263163] ? syscall_return_slowpath+0x5c0/0x5c0 [ 5.263842] ? syscall_return_slowpath+0x30f/0x5c0 [ 5.264558] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 5.265331] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 5.265987] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 5.266681] RIP: 0033:0x7ff638c2e3a7 [ 5.267224] RSP: 002b:00007ffd2d0692e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 5.268254] RAX: 0000000000000000 RBX: 00007ff6395526a0 RCX: 00007ff638c2e3a7 [ 5.269300] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000020677a0 [ 5.270295] RBP: 0000000002067800 R08: 00000000ffffffce R09: 00000000020677a0 [ 5.271255] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 5.272242] R13: 00007ffd2d0696bc R14: 0000000000000000 R15: 0000000000000000 [ 5.273796] Dumping ftrace buffer: [ 5.274407] (ftrace buffer empty) [ 5.274909] Kernel Offset: disabled [ 5.275442] Rebooting in 86400 seconds..