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-root-test-0 port 1 (session ID: 0b6283d55cf83987f33cf2cf99669d76a9342538d0dbc9dd780ef22ed74ac2ae, 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: 0x0000000007f972b6 input_len: 0x0000000002f712e2 output: 0x0000000001000000 output_len: 0x0000000008cbd9b0 kernel_total_size: 0x0000000009f2e000 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)) #8 SMP Sat Apr 7 20:57:31 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 3514421049 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: 6506520K/7863876K available (106524K kernel code, 11882K rwdata, 15612K rodata, 2856K init, 22828K bss, 1357356K 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 [ 0.001032] APIC: Switch to symmetric I/O mode setup [ 0.002366] x2apic enabled [ 0.003016] Switched APIC routing to physical x2apic. [ 0.006867] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 0.007000] tsc: Detected 2300.000 MHz processor [ 0.007036] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 0.008031] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=2300000) [ 0.009009] pid_max: default: 32768 minimum: 301 [ 0.010204] Security Framework initialized [ 0.010780] Yama: becoming mindful. [ 0.011049] SELinux: Initializing. [ 0.012215] AppArmor: AppArmor disabled by boot time parameter [ 0.017478] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes) [ 0.020449] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 0.021125] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 0.023015] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 0.026104] CPU: Physical Processor ID: 0 [ 0.026729] mce: CPU supports 32 MCE banks [ 0.027143] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 0.028010] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 0.029028] Spectre V2 : Mitigation: Full generic retpoline [ 0.030853] Freeing SMP alternatives memory: 60K [ 0.034000] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 0.035176] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 0.036204] Hierarchical SRCU implementation. [ 0.037524] NMI watchdog: Perf event create on CPU 0 failed with -2 [ 0.038010] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.039418] smp: Bringing up secondary CPUs ... [ 0.042160] x86: Booting SMP configuration: [ 0.042802] .... node #0, CPUs: #1 [ 0.001000] kvm-clock: cpu 1, msr 2:1fff8041, secondary cpu clock [ 0.044643] smp: Brought up 1 node, 2 CPUs [ 0.045037] smpboot: Max logical packages: 1 [ 0.046015] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 0.049277] devtmpfs: initialized [ 0.060107] kworker/u4:0 (23) used greatest stack depth: 23120 bytes left [ 0.061113] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.062080] futex hash table entries: 512 (order: 4, 65536 bytes) [ 0.063605] xor: automatically using best checksumming function avx [ 0.065210] RTC time: 21:01:29, date: 04/07/18 [ 0.077259] NET: Registered protocol family 16 [ 0.080189] audit: initializing netlink subsys (disabled) [ 0.081087] audit: type=2000 audit(1523134889.018:1): state=initialized audit_enabled=0 res=1 [ 0.083412] cpuidle: using governor menu [ 0.085338] ACPI: bus type PCI registered [ 0.086737] PCI: Using configuration type 1 for base access [ 0.157520] kworker/u4:3 (398) used greatest stack depth: 21016 bytes left [ 0.253773] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 0.257076] cryptd: max_cpu_qlen set to 1000 [ 0.274371] raid6: sse2x1 gen() 1773 MB/s [ 0.292008] raid6: sse2x1 xor() 1035 MB/s [ 0.308382] raid6: sse2x2 gen() 3695 MB/s [ 0.326006] raid6: sse2x2 xor() 1765 MB/s [ 0.342374] raid6: sse2x4 gen() 6140 MB/s [ 0.359371] raid6: sse2x4 xor() 3351 MB/s [ 0.376373] raid6: avx2x1 gen() 3390 MB/s [ 0.393393] raid6: avx2x1 xor() 2050 MB/s [ 0.410367] raid6: avx2x2 gen() 7496 MB/s [ 0.428006] raid6: avx2x2 xor() 4060 MB/s [ 0.444369] raid6: avx2x4 gen() 11906 MB/s [ 0.461369] raid6: avx2x4 xor() 6347 MB/s [ 0.462006] raid6: using algorithm avx2x4 gen() 11906 MB/s [ 0.463009] raid6: .... xor() 6347 MB/s, rmw enabled [ 0.464008] raid6: using avx2x2 recovery algorithm [ 0.465615] ACPI: Added _OSI(Module Device) [ 0.466027] ACPI: Added _OSI(Processor Device) [ 0.466643] ACPI: Added _OSI(3.0 _SCP Extensions) [ 0.467014] ACPI: Added _OSI(Processor Aggregator Device) [ 0.468021] ACPI: Added _OSI(Linux-Dell-Video) [ 0.652520] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.126045] ACPI: Interpreter enabled [ 1.126850] ACPI: (supports S0 S3 S4 S5) [ 1.127015] ACPI: Using IOAPIC for interrupt routing [ 1.128192] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 1.131341] ACPI: Enabled 16 GPEs in block 00 to 0F [ 1.664157] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 1.665052] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 1.666152] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 1.667175] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 1.672518] PCI host bridge to bus 0000:00 [ 1.673024] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 1.674024] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 1.675019] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 1.676027] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 1.677023] pci_bus 0000:00: root bus resource [bus 00-ff] [ 1.706183] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 1.754484] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 1.757435] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 1.760486] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 1.764252] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 1.767051] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 2.127331] vgaarb: loaded [ 2.129278] SCSI subsystem initialized [ 2.132255] ACPI: bus type USB registered [ 2.134100] usbcore: registered new interface driver usbfs [ 2.135203] usbcore: registered new interface driver hub [ 2.136187] usbcore: registered new device driver usb [ 2.137661] pps_core: LinuxPPS API ver. 1 registered [ 2.138019] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.139078] PTP clock support registered [ 2.140745] EDAC MC: Ver: 3.0.0 [ 2.145188] Advanced Linux Sound Architecture Driver Initialized. [ 2.146329] PCI: Using ACPI for IRQ routing [ 2.149659] Bluetooth: Core ver 2.22 [ 2.150139] NET: Registered protocol family 31 [ 2.151013] Bluetooth: HCI device and connection manager initialized [ 2.152034] Bluetooth: HCI socket layer initialized [ 2.153019] Bluetooth: L2CAP socket layer initialized [ 2.153831] Bluetooth: SCO socket layer initialized [ 2.154045] NET: Registered protocol family 8 [ 2.155010] NET: Registered protocol family 20 [ 2.156095] NetLabel: Initializing [ 2.156698] NetLabel: domain hash size = 128 [ 2.157009] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 2.158232] NetLabel: unlabeled traffic allowed by default [ 2.160134] nfc: nfc_init: NFC Core ver 0.1 [ 2.161131] NET: Registered protocol family 39 [ 2.163078] clocksource: Switched to clocksource kvm-clock [ 2.568182] VFS: Disk quotas dquot_6.6.0 [ 2.568910] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 2.570353] FS-Cache: Loaded [ 2.571521] CacheFiles: Loaded [ 2.572236] pnp: PnP ACPI init [ 2.582743] pnp: PnP ACPI: found 7 devices [ 2.627803] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 2.629922] NET: Registered protocol family 2 [ 2.632469] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes) [ 2.634957] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 2.638315] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 2.645778] TCP: Hash tables configured (established 65536 bind 65536) [ 2.647224] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 2.649712] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 2.652051] NET: Registered protocol family 1 [ 2.654317] RPC: Registered named UNIX socket transport module. [ 2.655217] RPC: Registered udp transport module. [ 2.655955] RPC: Registered tcp transport module. [ 2.656666] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 2.658725] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 2.660463] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 2.661369] software IO TLB [mem 0xbbff3000-0xbfff3000] (64MB) mapped at [000000008cee1408-000000009560dfd3] [ 2.664119] RAPL PMU: API unit is 2^-32 Joules, 3 fixed counters, 10737418240 ms ovfl timer [ 2.665372] RAPL PMU: hw unit of domain pp0-core 2^-0 Joules [ 2.666160] RAPL PMU: hw unit of domain package 2^-0 Joules [ 2.666920] RAPL PMU: hw unit of domain dram 2^-16 Joules [ 2.669470] kvm: already loaded the other module [ 2.670460] Machine check injector initialized [ 2.674555] Scanning for low memory corruption every 60 seconds [ 2.707838] Initialise system trusted keyrings [ 2.709653] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 2.714597] DLM installed [ 2.717248] NFS: Registering the id_resolver key type [ 2.718051] Key type id_resolver registered [ 2.718679] Key type id_legacy registered [ 2.719380] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 2.720420] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 2.722519] ntfs: driver 2.1.32 [Flags: R/W]. [ 2.723666] fuse init (API version 7.26) [ 2.725833] JFS: nTxBlock = 8192, nTxLock = 65536 [ 2.734351] SGI XFS with ACLs, security attributes, realtime, no debug enabled [ 2.738145] 9p: Installing v9fs 9p2000 file system support [ 2.738943] FS-Cache: Netfs '9p' registered for caching [ 2.741835] gfs2: GFS2 installed [ 2.743247] FS-Cache: Netfs 'ceph' registered for caching [ 2.743999] ceph: loaded (mds proto 32) [ 2.770141] NET: Registered protocol family 38 [ 2.771335] async_tx: api initialized (async) [ 2.772054] Key type asymmetric registered [ 2.772682] Asymmetric key parser 'x509' registered [ 2.773755] Key type pkcs7_test registered [ 2.774538] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 2.776104] io scheduler noop registered [ 2.776695] io scheduler deadline registered [ 2.777537] io scheduler cfq registered (default) [ 2.778221] io scheduler mq-deadline registered [ 2.778851] io scheduler kyber registered [ 2.779533] io scheduler bfq registered [ 2.784761] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 2.786227] ACPI: Power Button [PWRF] [ 2.787470] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 2.788926] ACPI: Sleep Button [SLPF] [ 2.803762] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 2.804635] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 2.815373] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 2.816219] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 2.821199] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 2.844305] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 2.869686] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 2.894292] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 2.918753] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 2.926799] Non-volatile memory driver v1.3 [ 2.927921] Linux agpgart interface v0.103 [ 2.930446] [drm] radeon kernel modesetting enabled. [ 2.931847] [drm] amdgpu kernel modesetting enabled. [ 2.969402] brd: module loaded [ 2.990068] loop: module loaded [ 3.032438] null: module loaded [ 3.035536] nfcsim 0.2 initialized [ 3.037477] Loading iSCSI transport class v2.0-870. [ 3.052739] scsi host0: Virtio SCSI HBA [ 3.103763] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 3.679251] tsc: Refined TSC clocksource calibration: 2299.796 MHz [ 3.679943] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x2126747b124, max_idle_ns: 440795298764 ns [ 3.864818] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 3.866666] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 3.868173] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 3.868180] sd 0:0:1:0: [sda] Write Protect is off [ 3.870426] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 3.871478] Ethernet Channel Bonding Driver: v3.7.1 (April 27, 2011) [ 3.883312] sda: sda1 [ 3.889317] sd 0:0:1:0: [sda] Attached SCSI disk [ 3.892586] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 3.898248] MACsec IEEE 802.1AE [ 3.899560] tun: Universal TUN/TAP device driver, 1.6 [ 3.921768] vcan: Virtual CAN interface driver [ 3.922991] vxcan: Virtual CAN Tunnel driver [ 3.924093] slcan: serial line CAN interface driver [ 3.924838] slcan: 10 dynamic interface channels. [ 3.925744] CAN device driver interface [ 3.926961] enic: Cisco VIC Ethernet NIC Driver, ver 2.3.0.53 [ 3.928532] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 3.929580] e100: Copyright(c) 1999-2006 Intel Corporation [ 3.931156] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 3.932411] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 3.933238] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 3.934699] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 3.935667] sky2: driver version 1.30 [ 3.937729] PPP generic driver version 2.4.2 [ 3.939289] PPP BSD Compression module registered [ 3.939953] PPP Deflate Compression module registered [ 3.940598] PPP MPPE Compression module registered [ 3.941707] NET: Registered protocol family 24 [ 3.942300] PPTP driver version 0.8.5 [ 3.943394] mac80211_hwsim: initializing netlink [ 3.955383] usbcore: registered new interface driver asix [ 3.956731] usbcore: registered new interface driver ax88179_178a [ 3.957835] usbcore: registered new interface driver cdc_ether [ 3.959349] usbcore: registered new interface driver net1080 [ 3.960438] usbcore: registered new interface driver cdc_subset [ 3.961908] usbcore: registered new interface driver zaurus [ 3.963362] usbcore: registered new interface driver cdc_ncm [ 3.969738] aoe: AoE v85 initialised. [ 3.971801] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 3.973041] ehci-pci: EHCI PCI platform driver [ 3.973941] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 3.975172] ohci-pci: OHCI PCI platform driver [ 3.976238] uhci_hcd: USB Universal Host Controller Interface driver [ 3.977810] usbcore: registered new interface driver usblp [ 3.978947] usbcore: registered new interface driver usb-storage [ 3.982284] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 3.984803] i8042: Warning: Keylock active [ 3.987166] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 3.987989] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 3.991286] mousedev: PS/2 mouse device common for all mice [ 3.994841] rtc_cmos 00:00: RTC can wake from S4 [ 3.996619] rtc_cmos 00:00: rtc core: registered rtc_cmos as rtc0 [ 3.997738] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 4.002062] device-mapper: ioctl: 4.39.0-ioctl (2018-04-03) initialised: dm-devel@redhat.com [ 4.004626] device-mapper: raid: Loading target version 1.13.2 [ 4.006471] usbcore: registered new interface driver btusb [ 4.009312] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 4.010578] usnic_verbs:usnic_uiom_init:585: [ 4.010586] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 4.013922] usnic_verbs:usnic_ib_init:649: [ 4.013927] Unable to initalize umem with err -1 [ 4.017218] iscsi: registered transport (iser) [ 4.018379] OPA Virtual Network Driver - v1.0 [ 4.025841] hidraw: raw HID events driver (C) Jiri Kosina [ 4.030994] usbcore: registered new interface driver usbhid [ 4.032429] usbhid: USB HID core driver [ 4.035960] NET: Registered protocol family 40 [ 4.038461] ashmem: initialized [ 4.091387] NET: Registered protocol family 26 [ 4.092562] Mirror/redirect action on [ 4.093530] Simple TC action Loaded [ 4.095847] netem: version 1.3 [ 4.096559] u32 classifier [ 4.097244] Actions configured [ 4.099707] nf_conntrack_irc: failed to register helpers [ 4.101121] nf_conntrack_sane: failed to register helpers [ 4.138396] nf_conntrack_sip: failed to register helpers [ 4.141833] xt_time: kernel timezone is -0000 [ 4.143101] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 4.144372] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 4.146743] IPVS: ipvs loaded. [ 4.147433] IPVS: [rr] scheduler registered. [ 4.148373] IPVS: [wrr] scheduler registered. [ 4.149242] IPVS: [lc] scheduler registered. [ 4.150325] IPVS: [wlc] scheduler registered. [ 4.151445] IPVS: [fo] scheduler registered. [ 4.152261] IPVS: [ovf] scheduler registered. [ 4.153222] IPVS: [lblc] scheduler registered. [ 4.154407] IPVS: [lblcr] scheduler registered. [ 4.155643] IPVS: [dh] scheduler registered. [ 4.156746] IPVS: [sh] scheduler registered. [ 4.157862] IPVS: [sed] scheduler registered. [ 4.158897] IPVS: [nq] scheduler registered. [ 4.160085] IPVS: ftp: loaded support on port[0] = 21 [ 4.161427] IPVS: [sip] pe registered. [ 4.162474] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 4.165738] gre: GRE over IPv4 demultiplexor driver [ 4.166526] ip_gre: GRE over IPv4 tunneling driver [ 4.172096] IPv4 over IPsec tunneling driver [ 4.175851] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 4.177543] Initializing XFRM netlink socket [ 4.178958] NET: Registered protocol family 10 [ 4.187487] Segment Routing with IPv6 [ 4.188323] mip6: Mobile IPv6 [ 4.192043] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 4.197864] ip6_gre: GRE over IPv6 tunneling driver [ 4.200596] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 4.200841] NET: Registered protocol family 17 [ 4.203128] NET: Registered protocol family 15 [ 4.204554] Bridge firewalling registered [ 4.210432] can: controller area network core (rev 20170425 abi 9) [ 4.212135] NET: Registered protocol family 29 [ 4.213508] can: raw protocol (rev 20170425) [ 4.214301] can: broadcast manager protocol (rev 20170425 t) [ 4.214980] can: netlink gateway (rev 20170425) max_hops=1 [ 4.215886] Bluetooth: RFCOMM TTY layer initialized [ 4.216609] Bluetooth: RFCOMM socket layer initialized [ 4.217637] Bluetooth: RFCOMM ver 1.11 [ 4.218355] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 4.219140] Bluetooth: BNEP filters: protocol multicast [ 4.219978] Bluetooth: BNEP socket layer initialized [ 4.220717] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 4.221736] Bluetooth: HIDP socket layer initialized [ 4.223349] RPC: Registered rdma transport module. [ 4.223881] RPC: Registered rdma backchannel transport module. [ 4.225728] NET: Registered protocol family 41 [ 4.227088] lec:lane_module_init: lec.c: initialized [ 4.228399] mpoa:atm_mpoa_init: mpc.c: initialized [ 4.229358] l2tp_core: L2TP core driver, V2.0 [ 4.229984] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 4.230787] 8021q: 802.1Q VLAN Support v1.8 [ 4.244331] DCCP: Activated CCID 2 (TCP-like) [ 4.245541] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 4.247371] sctp: Hash tables configured (bind 64/64) [ 4.249320] NET: Registered protocol family 21 [ 4.250451] Registered RDS/infiniband transport [ 4.251911] Registered RDS/tcp transport [ 4.252705] tipc: Activated (version 2.0.0) [ 4.253994] NET: Registered protocol family 30 [ 4.255727] tipc: Started in single node mode [ 4.256510] NET: Registered protocol family 43 [ 4.257860] 9pnet: Installing 9P2000 support [ 4.261707] NET: Registered protocol family 36 [ 4.263193] Key type dns_resolver registered [ 4.263849] Key type ceph registered [ 4.264926] libceph: loaded (mon/osd proto 15/24) [ 4.265931] openvswitch: Open vSwitch switching datapath [ 4.267648] mpls_gso: MPLS GSO support [ 4.280794] AVX2 version of gcm_enc/dec engaged. [ 4.281461] AES CTR mode by8 optimization enabled [ 4.288953] sched_clock: Marking stable (4288912468, 0)->(5774370998, -1485458530) [ 4.292636] registered taskstats version 1 [ 4.293759] Loading compiled-in X.509 certificates [ 4.295269] zswap: default zpool zbud not available [ 4.296321] zswap: pool creation failed [ 4.301878] Btrfs loaded, crc32c=crc32c-intel [ 4.305465] Key type big_key registered [ 4.307406] Key type encrypted registered [ 4.309184] Magic number: 14:701:44 [ 4.310668] console [netcon0] enabled [ 4.311225] netconsole: network logging started [ 4.312391] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 4.315100] rdma_rxe: loaded [ 4.315715] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 4.319845] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 4.321453] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 4.322162] ALSA device list: [ 4.323079] cfg80211: failed to load regulatory.db [ 4.323565] #0: Dummy 1 [ 4.325007] #1: Loopback 1 [ 4.325483] #2: Virtual MIDI Card 1 [ 4.624994] input: ImPS/2 Generic Wheel Mouse as /devices/platform/i8042/serio1/input/input4 [ 4.628315] md: Waiting for all devices to be available before autodetect [ 4.629345] md: If you don't use raid, use raid=noautodetect [ 4.633089] md: Autodetecting RAID arrays. [ 4.633735] md: autorun ... [ 4.634207] md: ... autorun DONE. [ 4.745196] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null) [ 4.746448] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 4.817506] devtmpfs: mounted [ 4.825931] Freeing unused kernel memory: 2856K [ 4.826712] Kernel memory protection disabled. [ 5.215496] SELinux: Disabled at runtime. [ 5.243247] audit: type=1404 audit(1523134894.180:2): selinux=0 auid=4294967295 ses=4294967295 [ 5.250357] BUG: Dentry 00000000d8f6cf39{i=17,n=null} still in use (1) [unmount of selinuxfs selinuxfs] [ 5.251885] WARNING: CPU: 0 PID: 1 at fs/dcache.c:1500 umount_check.cold.52+0xde/0x117 [ 5.253035] Kernel panic - not syncing: panic_on_warn set ... [ 5.253035] [ 5.254027] CPU: 0 PID: 1 Comm: init Not tainted 4.16.0+ #8 [ 5.254788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 5.256046] Call Trace: [ 5.256414] dump_stack+0x1b9/0x294 [ 5.256920] ? dump_stack_print_info.cold.2+0x52/0x52 [ 5.257632] ? umount_check.cold.52+0x1c/0x117 [ 5.258277] panic+0x22f/0x4de [ 5.258717] ? add_taint.cold.5+0x16/0x16 [ 5.259303] ? __warn.cold.8+0x148/0x1a3 [ 5.259852] ? __warn.cold.8+0x117/0x1a3 [ 5.260407] ? umount_check.cold.52+0xde/0x117 [ 5.261026] __warn.cold.8+0x163/0x1a3 [ 5.261558] ? umount_check.cold.52+0xde/0x117 [ 5.262179] report_bug+0x252/0x2d0 [ 5.262690] do_error_trap+0x1de/0x490 [ 5.263239] ? find_held_lock+0x36/0x1c0 [ 5.263809] ? math_error+0x420/0x420 [ 5.264329] ? graph_lock+0x170/0x170 [ 5.264870] ? lock_downgrade+0x8e0/0x8e0 [ 5.265451] ? lock_downgrade+0x8e0/0x8e0 [ 5.266019] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 5.266675] do_invalid_op+0x1b/0x20 [ 5.267185] invalid_op+0x1b/0x40 [ 5.267661] RIP: 0010:umount_check.cold.52+0xde/0x117 [ 5.268353] RSP: 0018:ffff8801d9e4f780 EFLAGS: 00010286 [ 5.269088] RAX: 000000000000005c RBX: 1ffff1003b3c9ef3 RCX: 0000000000000000 [ 5.270066] RDX: 000000000000005c RSI: ffffffff815f2d61 RDI: ffffed003b3c9ee6 [ 5.271044] RBP: ffff8801d9e4f820 R08: ffff8801d9e44040 R09: 0000000000000006 [ 5.272003] R10: ffff8801d9e44040 R11: 0000000000000000 R12: 0000000000000001 [ 5.272979] R13: ffff8801d525e2c0 R14: ffff8801d3453050 R15: 0000000000000017 [ 5.273945] ? vprintk_func+0x81/0xe7 [ 5.274477] ? d_find_alias+0x490/0x490 [ 5.275038] ? kasan_check_write+0x14/0x20 [ 5.275611] ? do_raw_spin_lock+0xc1/0x200 [ 5.276187] d_walk+0x3c3/0xc80 [ 5.276645] ? d_find_alias+0x490/0x490 [ 5.277186] ? dget_parent+0x680/0x680 [ 5.277721] ? path_has_submounts+0x1a0/0x1a0 [ 5.278344] ? downgrade_write+0x290/0x290 [ 5.278924] ? do_raw_spin_unlock+0x9e/0x2e0 [ 5.279519] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 5.280139] ? kasan_check_write+0x14/0x20 [ 5.280733] ? do_raw_spin_lock+0xc1/0x200 [ 5.281328] do_one_tree+0x29/0x50 [ 5.281816] shrink_dcache_for_umount+0xbf/0x290 [ 5.282461] ? d_set_mounted+0x2e0/0x2e0 [ 5.283015] ? read_word_at_a_time+0x20/0x20 [ 5.283618] generic_shutdown_super+0xcf/0x520 [ 5.284238] ? quarantine_put+0xeb/0x190 [ 5.284794] ? destroy_super_rcu+0x200/0x200 [ 5.285411] ? selinux_fs_info_free.isra.5+0x1a4/0x250 [ 5.286143] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 5.286818] ? trace_hardirqs_on+0xd/0x10 [ 5.287406] kill_litter_super+0x72/0x90 [ 5.287959] sel_kill_sb+0x21/0x30 [ 5.288443] deactivate_locked_super+0x97/0x100 [ 5.289076] deactivate_super+0x188/0x1b0 [ 5.289642] ? super_setup_bdi+0xb0/0xb0 [ 5.290198] cleanup_mnt+0xbf/0x160 [ 5.290695] __cleanup_mnt+0x16/0x20 [ 5.291201] task_work_run+0x1e4/0x290 [ 5.291731] ? task_work_cancel+0x240/0x240 [ 5.292318] ? exit_to_usermode_loop+0x87/0x310 [ 5.292970] exit_to_usermode_loop+0x2bd/0x310 [ 5.293600] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 5.294270] ? do_syscall_64+0xb7/0x9d0 [ 5.294813] do_syscall_64+0x792/0x9d0 [ 5.295344] ? vmalloc_sync_all+0x30/0x30 [ 5.295916] ? rcu_read_lock_sched_held+0x108/0x120 [ 5.296592] ? syscall_return_slowpath+0x5c0/0x5c0 [ 5.297259] ? syscall_return_slowpath+0x30f/0x5c0 [ 5.297927] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 5.298651] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 5.299307] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 5.300003] RIP: 0033:0x7f489e0333a7 [ 5.300505] RSP: 002b:00007fff08bfbb38 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 5.301544] RAX: 0000000000000000 RBX: 00007f489e9576a0 RCX: 00007f489e0333a7 [ 5.302519] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000016b17a0 [ 5.303498] RBP: 00000000016b1800 R08: 00000000ffffffce R09: 00000000016b17a0 [ 5.304456] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 5.305476] R13: 00007fff08bfbf0c R14: 0000000000000000 R15: 0000000000000000 [ 5.306994] Dumping ftrace buffer: [ 5.307604] (ftrace buffer empty) [ 5.308123] Kernel Offset: disabled [ 5.308622] Rebooting in 86400 seconds..