[    0.000000] random: get_random_bytes called from start_kernel+0x42/0x4e1 with crng_init=0
[    0.000000] Linux version 4.13.0-16-generic (buildd@lcy01-02) (gcc version 7.2.0 (Ubuntu 7.2.0-8ubuntu2)) #19-Ubuntu SMP Wed Oct 11 18:35:14 UTC 2017 (Ubuntu 4.13.0-16.19-generic 4.13.4)
[    0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-4.13.0-16-generic root=LABEL=cloudimg-rootfs ro console=tty1 console=ttyS0
[    0.000000] KERNEL supported cpus:
[    0.000000]   Intel GenuineIntel
[    0.000000]   AMD AuthenticAMD
[    0.000000]   Centaur CentaurHauls
[    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 0x0000000000100000-0x000000003ffeffff] usable
[    0.000000] BIOS-e820: [mem 0x000000003fff0000-0x000000003fffffff] ACPI data
[    0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved
[    0.000000] NX (Execute Disable) protection: active
[    0.000000] random: fast init done
[    0.000000] SMBIOS 2.5 present.
[    0.000000] DMI: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[    0.000000] Hypervisor detected: KVM
[    0.000000] tsc: Fast TSC calibration failed
[    0.000000] tsc: Unable to calibrate against PIT
[    0.000000] tsc: No reference (HPET/PMTIMER) available
[    0.000000] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved
[    0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable
[    0.000000] e820: last_pfn = 0x3fff0 max_arch_pfn = 0x400000000
[    0.000000] MTRR default type: uncachable
[    0.000000] MTRR variable ranges disabled:
[    0.000000] MTRR: Disabled
[    0.000000] x86/PAT: MTRRs disabled, skipping PAT initialization too.
[    0.000000] CPU MTRRs all blank - virtualized system.
[    0.000000] x86/PAT: Configuration [0-7]: WB  WT  UC- UC  WB  WT  UC- UC  
[    0.000000] found SMP MP-table at [mem 0x0009fff0-0x0009ffff] mapped at [ffff9c94c009fff0]
[    0.000000] Scanning 1 areas for low memory corruption
[    0.000000] Base memory trampoline at [ffff9c94c0099000] 99000 size 24576
[    0.000000] BRK [0x18d23000, 0x18d23fff] PGTABLE
[    0.000000] BRK [0x18d24000, 0x18d24fff] PGTABLE
[    0.000000] BRK [0x18d25000, 0x18d25fff] PGTABLE
[    0.000000] BRK [0x18d26000, 0x18d26fff] PGTABLE
[    0.000000] BRK [0x18d27000, 0x18d27fff] PGTABLE
[    0.000000] RAMDISK: [mem 0x36855000-0x37421fff]
[    0.000000] ACPI: Early table checksum verification disabled
[    0.000000] ACPI: RSDP 0x00000000000E0000 000024 (v02 VBOX  )
[    0.000000] ACPI: XSDT 0x000000003FFF0030 00003C (v01 VBOX   VBOXXSDT 00000001 ASL  00000061)
[    0.000000] ACPI: FACP 0x000000003FFF00F0 0000F4 (v04 VBOX   VBOXFACP 00000001 ASL  00000061)
[    0.000000] ACPI: DSDT 0x000000003FFF0470 002118 (v01 VBOX   VBOXBIOS 00000002 INTL 20160108)
[    0.000000] ACPI: FACS 0x000000003FFF0200 000040
[    0.000000] ACPI: FACS 0x000000003FFF0200 000040
[    0.000000] ACPI: APIC 0x000000003FFF0240 00005C (v02 VBOX   VBOXAPIC 00000001 ASL  00000061)
[    0.000000] ACPI: SSDT 0x000000003FFF02A0 0001CC (v01 VBOX   VBOXCPUT 00000002 INTL 20160108)
[    0.000000] ACPI: Local APIC address 0xfee00000
[    0.000000] No NUMA configuration found
[    0.000000] Faking a node at [mem 0x0000000000000000-0x000000003ffeffff]
[    0.000000] NODE_DATA(0) allocated [mem 0x3ffc5000-0x3ffeffff]
[    0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00
[    0.000000] kvm-clock: cpu 0, msr 0:3ff45001, primary cpu clock
[    0.000000] kvm-clock: using sched offset of 9373542404 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 0x0000000001000000-0x000000003ffeffff]
[    0.000000]   Normal   empty
[    0.000000]   Device   empty
[    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 0x0000000000100000-0x000000003ffeffff]
[    0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x000000003ffeffff]
[    0.000000] On node 0 totalpages: 262030
[    0.000000]   DMA zone: 64 pages used for memmap
[    0.000000]   DMA zone: 21 pages reserved
[    0.000000]   DMA zone: 3998 pages, LIFO batch:0
[    0.000000]   DMA32 zone: 4032 pages used for memmap
[    0.000000]   DMA32 zone: 258032 pages, LIFO batch:31
[    0.000000] ACPI: PM-Timer IO Port: 0x4008
[    0.000000] ACPI: Local APIC address 0xfee00000
[    0.000000] IOAPIC[0]: apic_id 2, version 17, address 0xfec00000, GSI 0-23
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[    0.000000] ACPI: IRQ0 used by override.
[    0.000000] ACPI: IRQ9 used by override.
[    0.000000] Using ACPI (MADT) for SMP configuration information
[    0.000000] [Firmware Bug]: TSC_DEADLINE disabled due to Errata; please update microcode to version: 0x25 (or later)
[    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] e820: [mem 0x40000000-0xfffbffff] available for PCI devices
[    0.000000] Booting paravirtualized kernel on KVM
[    0.000000] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645519600211568 ns
[    0.000000] setup_percpu: NR_CPUS:8192 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1
[    0.000000] percpu: Embedded 39 pages/cpu @ffff9c94ffc00000 s119704 r8192 d31848 u1048576
[    0.000000] pcpu-alloc: s119704 r8192 d31848 u1048576 alloc=1*2097152
[    0.000000] pcpu-alloc: [0] 0 1 
[    0.000000] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes)
[    0.000000] Built 1 zonelists in Node order, mobility grouping on.  Total pages: 257913
[    0.000000] Policy zone: DMA32
[    0.000000] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-4.13.0-16-generic root=LABEL=cloudimg-rootfs ro console=tty1 console=ttyS0
[    0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes)
[    0.000000] Calgary: detecting Calgary via BIOS EBDA area
[    0.000000] Calgary: Unable to locate Rio Grande table in EBDA - bailing!
[    0.000000] Memory: 996816K/1048120K available (9281K kernel code, 2477K rwdata, 3992K rodata, 2324K init, 2384K bss, 51304K reserved, 0K cma-reserved)
[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
[    0.000000] ftrace: allocating 37719 entries in 148 pages
[    0.004000] Hierarchical RCU implementation.
[    0.004000] 	RCU restricting CPUs from NR_CPUS=8192 to nr_cpu_ids=2.
[    0.004000] 	Tasks RCU enabled.
[    0.004000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2
[    0.004000] NR_IRQS: 524544, nr_irqs: 440, preallocated irqs: 16
[    0.004000] Console: colour VGA+ 80x25
[    0.004000] console [tty1] enabled
[    0.004000] console [ttyS0] enabled
[    0.004000] tsc: Detected 2197.470 MHz processor
[    0.005376] Calibrating delay loop (skipped) preset value.. 4394.94 BogoMIPS (lpj=8789880)
[    0.008043] pid_max: default: 32768 minimum: 301
[    0.012060] ACPI: Core revision 20170531
[    0.020615] ACPI: 2 ACPI AML tables successfully acquired and loaded
[    0.024129] Security Framework initialized
[    0.028042] Yama: becoming mindful.
[    0.032089] AppArmor: AppArmor initialized
[    0.040183] Dentry cache hash table entries: 131072 (order: 8, 1048576 bytes)
[    0.044280] Inode-cache hash table entries: 65536 (order: 7, 524288 bytes)
[    0.048085] Mount-cache hash table entries: 2048 (order: 2, 16384 bytes)
[    0.052055] Mountpoint-cache hash table entries: 2048 (order: 2, 16384 bytes)
[    0.061113] CPU: Physical Processor ID: 0
[    0.064042] CPU: Processor Core ID: 0
[    0.068334] mce: CPU supports 0 MCE banks
[    0.072297] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0
[    0.076041] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0
[    0.080494] Freeing SMP alternatives memory: 36K
[    0.090913] smpboot: Max logical packages: 1
[    0.116000] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
[    0.120000] smpboot: CPU0: Intel Core Processor (Broadwell) (family: 0x6, model: 0x3d, stepping: 0x2)
[    0.120152] Performance Events: unsupported p6 CPU model 61 no PMU driver, software events only.
[    0.124738] Hierarchical SRCU implementation.
[    0.129190] smp: Bringing up secondary CPUs ...
[    0.132314] x86: Booting SMP configuration:
[    0.136010] .... node  #0, CPUs:      #1
[    0.004000] kvm-clock: cpu 1, msr 0:3ff45041, secondary cpu clock
[    0.004000] mce: CPU supports 0 MCE banks
[    0.248339] smp: Brought up 1 node, 2 CPUs
[    0.252039] smpboot: Total of 2 processors activated (8789.88 BogoMIPS)
[    0.264012] devtmpfs: initialized
[    0.268283] x86/mm: Memory block size: 128MB
[    0.276037] evm: security.selinux
[    0.280004] evm: security.SMACK64
[    0.284004] evm: security.SMACK64EXEC
[    0.288005] evm: security.SMACK64TRANSMUTE
[    0.292005] evm: security.SMACK64MMAP
[    0.296004] evm: security.ima
[    0.300004] evm: security.capability
[    0.308282] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
[    0.312025] futex hash table entries: 512 (order: 3, 32768 bytes)
[    0.317873] pinctrl core: initialized pinctrl subsystem
[    0.324004] RTC time: 17:45:44, date: 10/24/17
[    0.329197] NET: Registered protocol family 16
[    0.336187] cpuidle: using governor ladder
[    0.340019] cpuidle: using governor menu
[    0.344010] PCCT header not found.
[    0.348088] ACPI: bus type PCI registered
[    0.352008] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5
[    0.360200] PCI: Using configuration type 1 for base access
[    0.372319] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
[    0.380341] ACPI: Added _OSI(Module Device)
[    0.384011] ACPI: Added _OSI(Processor Device)
[    0.388014] ACPI: Added _OSI(3.0 _SCP Extensions)
[    0.392009] ACPI: Added _OSI(Processor Aggregator Device)
[    0.400908] ACPI: Executed 1 blocks of module-level executable AML code
[    0.413950] ACPI: Interpreter enabled
[    0.416034] ACPI: (supports S0 S5)
[    0.420008] ACPI: Using IOAPIC for interrupt routing
[    0.424594] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
[    0.429148] ACPI: Enabled 2 GPEs in block 00 to 07
[    0.460931] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
[    0.464016] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI]
[    0.468023] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM
[    0.472027] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge.
[    0.480010] PCI host bridge to bus 0000:00
[    0.484008] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]
[    0.488012] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]
[    0.492013] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
[    0.496015] pci_bus 0000:00: root bus resource [mem 0x40000000-0xffdfffff window]
[    0.500012] pci_bus 0000:00: root bus resource [bus 00-ff]
[    0.504560] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000
[    0.517955] pci 0000:00:01.0: [8086:7000] type 00 class 0x060100
[    0.532722] pci 0000:00:01.1: [8086:7111] type 00 class 0x01018a
[    0.540903] pci 0000:00:01.1: reg 0x20: [io  0xd000-0xd00f]
[    0.544414] pci 0000:00:01.1: legacy IDE quirk: reg 0x10: [io  0x01f0-0x01f7]
[    0.552013] pci 0000:00:01.1: legacy IDE quirk: reg 0x14: [io  0x03f6]
[    0.556012] pci 0000:00:01.1: legacy IDE quirk: reg 0x18: [io  0x0170-0x0177]
[    0.560011] pci 0000:00:01.1: legacy IDE quirk: reg 0x1c: [io  0x0376]
[    0.569334] pci 0000:00:02.0: [80ee:beef] type 00 class 0x030000
[    0.581841] pci 0000:00:02.0: reg 0x10: [mem 0xe0000000-0xe0ffffff pref]
[    0.660775] pci 0000:00:03.0: [8086:100e] type 00 class 0x020000
[    0.670528] pci 0000:00:03.0: reg 0x10: [mem 0xf0000000-0xf001ffff]
[    0.696134] pci 0000:00:03.0: reg 0x18: [io  0xd010-0xd017]
[    0.760816] pci 0000:00:04.0: [80ee:cafe] type 00 class 0x088000
[    0.774419] pci 0000:00:04.0: reg 0x10: [io  0xd020-0xd03f]
[    0.789160] pci 0000:00:04.0: reg 0x14: [mem 0xf0400000-0xf07fffff]
[    0.799752] pci 0000:00:04.0: reg 0x18: [mem 0xf0800000-0xf0803fff pref]
[    0.854273] pci 0000:00:07.0: [8086:7113] type 00 class 0x068000
[    0.872163] pci 0000:00:14.0: [1000:0030] type 00 class 0x010000
[    0.884000] pci 0000:00:14.0: reg 0x10: [io  0xd100-0xd1ff]
[    0.895736] pci 0000:00:14.0: reg 0x14: [mem 0xf0820000-0xf083ffff]
[    0.907768] pci 0000:00:14.0: reg 0x18: [mem 0xf0840000-0xf085ffff]
[    0.971332] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 9 10 11) *0, disabled.
[    0.973329] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 9 10 *11)
[    0.976726] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 9 *10 11)
[    0.984204] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 *9 10 11)
[    0.997075] SCSI subsystem initialized
[    1.001337] libata version 3.00 loaded.
[    1.004346] pci 0000:00:02.0: vgaarb: setting as boot VGA device
[    1.008000] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
[    1.008029] pci 0000:00:02.0: vgaarb: bridge control possible
[    1.012008] vgaarb: loaded
[    1.016568] ACPI: bus type USB registered
[    1.020204] usbcore: registered new interface driver usbfs
[    1.024070] usbcore: registered new interface driver hub
[    1.032022] usbcore: registered new device driver usb
[    1.040209] EDAC MC: Ver: 3.0.0
[    1.052716] PCI: Using ACPI for IRQ routing
[    1.056032] PCI: pci_cache_line_size set to 64 bytes
[    1.060334] e820: reserve RAM buffer [mem 0x0009fc00-0x0009ffff]
[    1.060650] e820: reserve RAM buffer [mem 0x3fff0000-0x3fffffff]
[    1.061720] NetLabel: Initializing
[    1.064007] NetLabel:  domain hash size = 128
[    1.068007] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO
[    1.072086] NetLabel:  unlabeled traffic allowed by default
[    1.081942] clocksource: Switched to clocksource kvm-clock
[    1.135375] VFS: Disk quotas dquot_6.6.0
[    1.151969] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[    1.179366] AppArmor: AppArmor Filesystem Enabled
[    1.199245] pnp: PnP ACPI init
[    1.214036] pnp 00:00: Plug and Play ACPI device, IDs PNP0303 (active)
[    1.214357] pnp 00:01: Plug and Play ACPI device, IDs PNP0f03 (active)
[    1.219392] pnp 00:02: Plug and Play ACPI device, IDs PNP0501 (active)
[    1.223072] pnp: PnP ACPI: found 3 devices
[    1.320041] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
[    1.355607] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]
[    1.355609] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]
[    1.355611] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
[    1.355613] pci_bus 0000:00: resource 7 [mem 0x40000000-0xffdfffff window]
[    1.355732] NET: Registered protocol family 2
[    1.380415] TCP established hash table entries: 8192 (order: 4, 65536 bytes)
[    1.414607] TCP bind hash table entries: 8192 (order: 5, 131072 bytes)
[    1.441336] TCP: Hash tables configured (established 8192 bind 8192)
[    1.468108] UDP hash table entries: 512 (order: 2, 16384 bytes)
[    1.494549] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)
[    1.521684] NET: Registered protocol family 1
[    1.543846] pci 0000:00:00.0: Limiting direct PCI/PCI transfers
[    1.568915] pci 0000:00:01.0: Activating ISA DMA hang workarounds
[    1.593549] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
[    1.629019] PCI: CLS 0 bytes, default 64
[    1.629160] Unpacking initramfs...
[    5.686114] Freeing initrd memory: 12084K
[    5.709818] platform rtc_cmos: registered platform RTC device (no PNP device found)
[    5.744346] Scanning for low memory corruption every 60 seconds
[    5.794877] audit: initializing netlink subsys (disabled)
[    5.821461] audit: type=2000 audit(1508867157.315:1): state=initialized audit_enabled=0 res=1
[    5.821638] Initialise system trusted keyrings
[    5.821659] Key type blacklist registered
[    5.859338] workingset: timestamp_bits=36 max_order=18 bucket_order=0
[    5.863524] zbud: loaded
[    5.864437] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[    5.866016] fuse init (API version 7.26)
[    5.867709] Key type asymmetric registered
[    5.867711] Asymmetric key parser 'x509' registered
[    5.867800] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247)
[    5.867855] io scheduler noop registered
[    5.867856] io scheduler deadline registered
[    5.868119] io scheduler cfq registered (default)
[    6.115653] intel_idle: does not run on family 6 model 61
[    6.117199] ACPI: AC Adapter [AC] (on-line)
[    6.152444] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
[    6.201949] ACPI: Power Button [PWRF]
[    6.227986] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1
[    6.277421] ACPI: Sleep Button [SLPF]
[    6.318805] GHES: HEST is not enabled!
[    6.334412] Serial: 8250/16550 driver, 32 ports, IRQ sharing enabled
[    6.440402] 00:02: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
[    6.475126] Linux agpgart interface v0.103
[    6.495354] loop: module loaded
[    6.511497] ata_piix 0000:00:01.1: version 2.13
[    6.517938] scsi host0: ata_piix
[    6.535889] scsi host1: ata_piix
[    6.552445] ata1: PATA max UDMA/33 cmd 0x1f0 ctl 0x3f6 bmdma 0xd000 irq 14
[    6.585781] ata2: PATA max UDMA/33 cmd 0x170 ctl 0x376 bmdma 0xd008 irq 15
[    6.612996] libphy: Fixed MDIO Bus: probed
[    6.633180] tun: Universal TUN/TAP device driver, 1.6
[    6.652007] PPP generic driver version 2.4.2
[    6.680789] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[    6.707964] ehci-pci: EHCI PCI platform driver
[    6.739977] ehci-platform: EHCI generic platform driver
[    6.783332] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    6.805964] ohci-pci: OHCI PCI platform driver
[    6.824950] ohci-platform: OHCI generic platform driver
[    6.843647] uhci_hcd: USB Universal Host Controller Interface driver
[    6.877176] i8042: PNP: PS/2 Controller [PNP0303:PS2K,PNP0f03:PS2M] at 0x60,0x64 irq 1,12
[    6.913245] serio: i8042 KBD port at 0x60,0x64 irq 1
[    6.930892] serio: i8042 AUX port at 0x60,0x64 irq 12
[    6.947404] mousedev: PS/2 mouse device common for all mice
[    6.970691] rtc_cmos rtc_cmos: rtc core: registered rtc_cmos as rtc0
[    7.004999] rtc_cmos rtc_cmos: alarms up to one day, 114 bytes nvram
[    7.027357] i2c /dev entries driver
[    7.043474] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2
[    7.048430] device-mapper: uevent: version 1.0.3
[    7.115502] device-mapper: ioctl: 4.36.0-ioctl (2017-06-09) initialised: dm-devel@redhat.com
[    7.150832] ledtrig-cpu: registered to indicate activity on CPUs
[    7.179732] NET: Registered protocol family 10
[    7.225918] Segment Routing with IPv6
[    7.245887] NET: Registered protocol family 17
[    7.263257] Key type dns_resolver registered
[    7.285163] RAS: Correctable Errors collector initialized.
[    7.311624] sched_clock: Marking stable (7311358371, 0)->(11945928648, -4634570277)
[    7.365760] registered taskstats version 1
[    7.389133] Loading compiled-in X.509 certificates
[    7.419193] Loaded X.509 cert 'Build time autogenerated kernel key: 04409fd30ffab3ce9d2178c508b3c866d61d9a62'
[    7.468411] zswap: loaded using pool lzo/zbud
[    7.513315] Key type big_key registered
[    7.539410] Key type trusted registered
[    7.578750] Key type encrypted registered
[    7.594585] AppArmor: AppArmor sha1 policy hashing enabled
[    7.615923] ima: No TPM chip found, activating TPM-bypass! (rc=-19)
[    7.639062] evm: HMAC attrs: 0x1
[    7.656443]   Magic number: 5:867:795
[    7.677867] rtc_cmos rtc_cmos: setting system clock to 2017-10-24 17:45:52 UTC (1508867152)
[    7.711424] BIOS EDD facility v0.16 2004-Jun-25, 0 devices found
[    7.735725] EDD information not available.
[    7.754171] PM: Hibernation image not present or could not be loaded.
[    7.771780] Freeing unused kernel memory: 2324K
[    7.799599] Write protecting the kernel read-only data: 14336k
[    7.828267] Freeing unused kernel memory: 948K
[    7.859900] Freeing unused kernel memory: 104K
[    7.893757] x86/mm: Checked W+X mappings: passed, no W+X pages found.
[    8.149918] Fusion MPT base driver 3.04.20
[    8.155728] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI
[    8.155729] e1000: Copyright (c) 1999-2006 Intel Corporation.
[    8.220631] Copyright (c) 1999-2008 LSI Corporation
[    8.305497] AVX version of gcm_enc/dec engaged.
[    8.327468] AES CTR mode by8 optimization enabled
[    8.378162] Fusion MPT SPI Host driver 3.04.20
[    8.565792] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4
[   10.916448] e1000 0000:00:03.0 eth0: (PCI:33MHz:32-bit) 02:65:6a:c4:c6:d9
[   10.941708] e1000 0000:00:03.0 eth0: Intel(R) PRO/1000 Network Connection
[   10.977808] mptbase: ioc0: Initiating bringup
[   10.979314] e1000 0000:00:03.0 enp0s3: renamed from eth0
[   11.770400] floppy0: no floppy controllers found
[   11.894185] ioc0: LSI53C1030 A0: Capabilities={Initiator}
[   12.871600] scsi host2: ioc0: LSI53C1030 A0, FwRev=00000000h, Ports=1, MaxQ=256, IRQ=20
[   13.906305] scsi 2:0:0:0: Direct-Access     VBOX     HARDDISK         1.0  PQ: 0 ANSI: 5
[   13.957679] scsi target2:0:0: Beginning Domain Validation
[   14.005785] scsi target2:0:0: Domain Validation skipping write tests
[   14.032236] scsi target2:0:0: Ending Domain Validation
[   14.060683] scsi target2:0:0: asynchronous
[   14.097833] scsi 2:0:1:0: Direct-Access     VBOX     HARDDISK         1.0  PQ: 0 ANSI: 5
[   14.135925] scsi target2:0:1: Beginning Domain Validation
[   14.184980] scsi target2:0:1: Domain Validation skipping write tests
[   14.211388] scsi target2:0:1: Ending Domain Validation
[   14.242481] scsi target2:0:1: asynchronous
[   14.311048] sd 2:0:0:0: Attached scsi generic sg0 type 0
[   14.335094] sd 2:0:1:0: Attached scsi generic sg1 type 0
[   14.359121] sd 2:0:0:0: [sda] 20971520 512-byte logical blocks: (10.7 GB/10.0 GiB)
[   14.396432] sd 2:0:0:0: [sda] Write Protect is off
[   14.415992] sd 2:0:0:0: [sda] Mode Sense: 04 00 10 00
[   14.419036] sd 2:0:1:0: [sdb] 20480 512-byte logical blocks: (10.5 MB/10.0 MiB)
[   14.451716] sd 2:0:0:0: [sda] Incomplete mode parameter data
[   14.474508] sd 2:0:0:0: [sda] Assuming drive cache: write through
[   14.474814] sd 2:0:1:0: [sdb] Write Protect is off
[   14.474818] sd 2:0:1:0: [sdb] Mode Sense: 04 00 10 00
[   14.476375] sd 2:0:1:0: [sdb] Incomplete mode parameter data
[   14.476377] sd 2:0:1:0: [sdb] Assuming drive cache: write through
[   14.544567] sd 2:0:1:0: [sdb] Attached SCSI disk
[   14.629251]  sda: sda1
[   14.653829] sd 2:0:0:0: [sda] Attached SCSI disk
[   21.442371] raid6: sse2x1   gen()  6735 MB/s
[   21.500168] raid6: sse2x1   xor()  3590 MB/s
[   21.576828] raid6: sse2x2   gen()  5838 MB/s
[   21.652778] raid6: sse2x2   xor()  4276 MB/s
[   21.715413] raid6: sse2x4   gen()  6927 MB/s
[   21.787950] raid6: sse2x4   xor()  4522 MB/s
[   21.828245] raid6: using algorithm sse2x4 gen() 6927 MB/s
[   21.847788] raid6: .... xor() 4522 MB/s, rmw enabled
[   21.866748] raid6: using ssse3x2 recovery algorithm
[   21.897694] xor: automatically using best checksumming function   avx       
[   21.939565] async_tx: api initialized (async)
[   22.143419] Btrfs loaded, crc32c=crc32c-intel
[   22.291688] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null)
[   22.826789] ip_tables: (C) 2000-2006 Netfilter Core Team
[   22.939919] systemd[1]: systemd 234 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD -IDN2 +IDN default-hierarchy=hybrid)
[   23.198947] systemd[1]: Detected virtualization oracle.
[   23.219753] systemd[1]: Detected architecture x86-64.
[   23.261792] systemd[1]: Set hostname to <ubuntu>.
[   23.293371] systemd[1]: Initializing machine ID from random generator.
[   23.319310] systemd[1]: Installed transient /etc/machine-id file.
[   23.899704] systemd[1]: Listening on udev Control Socket.
[   23.940348] systemd[1]: Listening on Syslog Socket.
[   24.015632] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
[   24.167231] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
[   24.322840] random: crng init done
[   24.560400] EXT4-fs (sda1): re-mounted. Opts: (null)
[   24.684191] Loading iSCSI transport class v2.0-870.
[   24.846026] iscsi: registered transport (tcp)
[   25.098998] iscsi: registered transport (iser)
[   25.582183] systemd-journald[372]: Received request to flush runtime journal from PID 1
[   26.331142] ACPI: Video Device [GFX0] (multi-head: yes  rom: no  post: no)
[   26.331231] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/LNXVIDEO:00/input/input5
[   26.587895] vgdrvHeartbeatInit: Setting up heartbeat to trigger every 2000 milliseconds
[   26.588551] input: Unspecified device as /devices/pci0000:00/0000:00:04.0/input/input6
[   26.589675] vboxguest: misc device minor 55, IRQ 20, I/O port d020, MMIO at 00000000f0400000 (size 0x400000)
[   26.589677] vboxguest: Successfully loaded version 5.1.28_Ubuntu (interface 0x00010004)
[   28.189542] audit: type=1400 audit(1508867173.011:2): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/sbin/dhclient" pid=478 comm="apparmor_parser"
[   28.191964] audit: type=1400 audit(1508867173.014:3): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=478 comm="apparmor_parser"
[   28.198946] audit: type=1400 audit(1508867173.021:4): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/NetworkManager/nm-dhcp-helper" pid=478 comm="apparmor_parser"
[   28.203495] audit: type=1400 audit(1508867173.025:5): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/connman/scripts/dhclient-script" pid=478 comm="apparmor_parser"
[   28.275105] audit: type=1400 audit(1508867173.096:6): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/bin/lxc-start" pid=528 comm="apparmor_parser"
[   28.368183] audit: type=1400 audit(1508867173.190:7): apparmor="STATUS" operation="profile_load" profile="unconfined" name="lxc-container-default" pid=477 comm="apparmor_parser"
[   28.371441] audit: type=1400 audit(1508867173.193:8): apparmor="STATUS" operation="profile_load" profile="unconfined" name="lxc-container-default-cgns" pid=477 comm="apparmor_parser"
[   28.373645] audit: type=1400 audit(1508867173.194:9): apparmor="STATUS" operation="profile_load" profile="unconfined" name="lxc-container-default-with-mounting" pid=477 comm="apparmor_parser"
[   28.377201] audit: type=1400 audit(1508867173.198:10): apparmor="STATUS" operation="profile_load" profile="unconfined" name="lxc-container-default-with-nesting" pid=477 comm="apparmor_parser"
[   28.431115] ppdev: user-space parallel port driver
[   28.797585] audit: type=1400 audit(1508867173.619:11): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/sbin/tcpdump" pid=545 comm="apparmor_parser"
[   28.809997] ISO 9660 Extensions: Microsoft Joliet Level 3
[   28.831205] ISO 9660 Extensions: RRIP_1991A
[   29.631126] e1000: enp0s3 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RX
[   29.648224] IPv6: ADDRCONF(NETDEV_UP): enp0s3: link is not ready
[   29.649393] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s3: link becomes ready
[   29.677966] floppy0: no floppy controllers found
[   45.805669] EXT4-fs (sda1): resizing filesystem from 576000 to 2621179 blocks
[   45.807175] EXT4-fs (sda1): resized filesystem to 2621179
[   46.895272] VFS: brelse: Trying to free free buffer
[   46.919771] ------------[ cut here ]------------
[   46.920434] WARNING: CPU: 0 PID: 687 at /build/linux-XO_uEE/linux-4.13.0/fs/buffer.c:1205 __brelse+0x21/0x30
[   46.921078] Modules linked in: isofs ppdev crct10dif_pclmul crc32_pclmul ghash_clmulni_intel input_leds parport_pc parport vboxguest serio_raw video ib_iser rdma_cm iw_cm ib_cm ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables autofs4 btrfs raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c raid1 raid0 multipath linear mptspi scsi_transport_spi mptscsih aesni_intel aes_x86_64 crypto_simd cryptd glue_helper psmouse mptbase e1000
[   46.921336] CPU: 0 PID: 687 Comm: ssh-keygen Not tainted 4.13.0-16-generic #19-Ubuntu
[   46.921337] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[   46.921338] task: ffff9c94f9dc5d00 task.stack: ffffc17800640000
[   46.921358] RIP: 0010:__brelse+0x21/0x30
[   46.921359] RSP: 0018:ffffc17800643ab8 EFLAGS: 00010286
[   46.921360] RAX: 0000000000000027 RBX: ffff9c94ffc16d00 RCX: 0000000000000000
[   46.921361] RDX: 0000000000000000 RSI: ffff9c94ffc0dc78 RDI: ffff9c94ffc0dc78
[   46.921362] RBP: ffffc17800643ab8 R08: 0000000000000000 R09: 00000000000001b3
[   46.921363] R10: 0000000000000040 R11: ffffffffae682660 R12: ffff9c94fa804068
[   46.921364] R13: 00000000000003a8 R14: ffff9c94fdc25cc8 R15: ffff9c94fdc25a00
[   46.921369] FS:  00007f1e9b30ef00(0000) GS:ffff9c94ffc00000(0000) knlGS:0000000000000000
[   46.921369] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.921370] CR2: 000055982fb92168 CR3: 000000003ac44000 CR4: 00000000000406f0
[   46.921403] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   46.921404] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   46.921410] Call Trace:
[   46.921430]  __find_get_block+0x237/0x2b0
[   46.921432]  __getblk_gfp+0x27/0x2d0
[   46.921445]  ? kmem_cache_alloc+0x147/0x1a0
[   46.921458]  ? ext4_alloc_inode+0x1b/0x170
[   46.921464]  __ext4_get_inode_loc+0x108/0x410
[   46.921466]  ext4_iget+0x8e/0xbc0
[   46.921470]  ? __inode_permission+0x48/0xc0
[   46.921472]  ext4_iget_normal+0x30/0x40
[   46.921474]  ext4_lookup+0x13a/0x260
[   46.921476]  path_openat+0xccf/0x1630
[   46.921487]  ? free_pcppages_bulk+0x410/0x4e0
[   46.921489]  do_filp_open+0x9b/0x110
[   46.921494]  ? __check_object_size+0xaf/0x1b0
[   46.921500]  ? __alloc_fd+0xb4/0x170
[   46.921502]  do_sys_open+0x1bb/0x2b0
[   46.921504]  ? do_sys_open+0x1bb/0x2b0
[   46.921506]  SyS_openat+0x14/0x20
[   46.921927]  entry_SYSCALL_64_fastpath+0x1e/0xa9
[   46.921935] RIP: 0033:0x7f1e9a5b3d0e
[   46.921936] RSP: 002b:00007ffc9dbba2f0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
[   46.921937] RAX: ffffffffffffffda RBX: 00007f1e9a88ac78 RCX: 00007f1e9a5b3d0e
[   46.921938] RDX: 0000000000000000 RSI: 000055982fb91f10 RDI: ffffffffffffff9c
[   46.921939] RBP: 0000000000000230 R08: 0000000000000008 R09: 0000000000000001
[   46.921939] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1e9a88ac20
[   46.921940] R13: 0000000000000228 R14: 00007f1e9a88ac78 R15: 0000000000000000
[   46.921945] Code: 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 8b 47 60 85 c0 74 05 f0 ff 4f 60 c3 55 48 c7 c7 c0 5a 8c ae 48 89 e5 e8 90 8a e5 ff <0f> ff 5d c3 90 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55 
[   46.921974] ---[ end trace d533face0f5c48fb ]---
[   50.774317] new mount options do not match the existing superblock, will be ignored
[   63.751205] vboxsf: Successfully loaded version 5.1.28_Ubuntu (interface 0x00010004)