[....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 20.563464] random: sshd: uninitialized urandom read (32 bytes read, 34 bits of entropy available) [?25l[?1c7[ ok 8[?25h[?0c. [ 21.094162] random: sshd: uninitialized urandom read (32 bytes read, 35 bits of entropy available) [ 21.389964] random: sshd: uninitialized urandom read (32 bytes read, 36 bits of entropy available) Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 22.412771] random: sshd: uninitialized urandom read (32 bytes read, 122 bits of entropy available) [ 30.097263] random: nonblocking pool is initialized Warning: Permanently added '10.128.0.32' (ECDSA) to the list of known hosts. executing program [ 35.627759] ================================================================== [ 35.635135] BUG: KASAN: slab-out-of-bounds in sg_remove_request+0xf9/0x110 [ 35.642112] Read of size 8 at addr ffff8800b5d63140 by task syzkaller849512/3790 [ 35.649605] [ 35.651219] CPU: 1 PID: 3790 Comm: syzkaller849512 Not tainted 4.4.119-g024f962 #26 [ 35.658977] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.668297] 0000000000000000 24eca3fffddcfd39 ffff8801d900fab0 ffffffff81d0402d [ 35.676250] ffffea0002d758c0 ffff8800b5d63140 0000000000000000 ffff8800b5d63140 [ 35.684203] ffff8800bb8ea338 ffff8801d900fae8 ffffffff814fe103 ffff8800b5d63140 [ 35.692162] Call Trace: [ 35.694719] [] dump_stack+0xc1/0x124 [ 35.700059] [] print_address_description+0x73/0x260 [ 35.706690] [] kasan_report+0x285/0x370 [ 35.712281] [] ? sg_remove_request+0xf9/0x110 [ 35.718389] [] __asan_report_load8_noabort+0x14/0x20 [ 35.725112] [] sg_remove_request+0xf9/0x110 [ 35.731048] [] sg_finish_rem_req+0x295/0x340 [ 35.737071] [] sg_read+0xa1b/0x1490 [ 35.742317] [] ? new_slab+0x24f/0x3b0 [ 35.747741] [] ? sg_proc_seq_show_debug+0xda0/0xda0 [ 35.754375] [] ? __raw_spin_lock_init+0x1c/0x100 [ 35.760750] [] ? lockdep_init_map+0xeb/0x1690 [ 35.766868] [] ? sg_proc_seq_show_debug+0xda0/0xda0 [ 35.773509] [] __vfs_read+0x103/0x440 [ 35.778928] [] ? vfs_iter_write+0x2d0/0x2d0 [ 35.784865] [] ? fsnotify+0x5ad/0xee0 [ 35.790279] [] ? fsnotify+0xee0/0xee0 [ 35.795696] [] ? fasync_helper+0x7a/0xb0 [ 35.801376] [] ? avc_policy_seqno+0x9/0x20 [ 35.807228] [] ? selinux_file_permission+0x348/0x460 [ 35.813950] [] ? security_file_permission+0x89/0x1e0 [ 35.820676] [] ? rw_verify_area+0x100/0x2f0 [ 35.826615] [] vfs_read+0x123/0x3a0 [ 35.831858] [] SyS_read+0xd9/0x1b0 [ 35.837014] [] ? do_sendfile+0xd30/0xd30 [ 35.842693] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 35.849156] [] entry_SYSCALL_64_fastpath+0x1c/0x98 [ 35.855700] [ 35.857296] Allocated by task 0: [ 35.860623] (stack is not available) [ 35.864297] [ 35.865891] Freed by task 0: [ 35.868874] (stack is not available) [ 35.872550] [ 35.874145] The buggy address belongs to the object at ffff8800b5d63100 [ 35.874145] which belongs to the cache fasync_cache of size 96 [ 35.886764] The buggy address is located 64 bytes inside of [ 35.886764] 96-byte region [ffff8800b5d63100, ffff8800b5d63160) [ 35.898428] The buggy address belongs to the page: [ 35.917398] kasan: CONFIG_KASAN_INLINE enabled [ 35.921806] kasan: GPF could be caused by NULL-ptr deref or user memory accessgeneral protection fault: 0000 [#1] PREEMPT SMP KASAN [ 35.934609] Dumping ftrace buffer: [ 35.938115] (ftrace buffer empty) [ 35.941792] Modules linked in: [ 35.945068] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.4.119-g024f962 #26 [ 35.952047] Hardware name: GoogSeaBIOS (version 1.8.2-20180102_145157-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 0x000f2330: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Booting from Hard Disk 0... early console in decompress_kernel input_data: 0x00000000037cb26e input_len: 0x0000000001423b28 output: 0x0000000001000000 output_len: 0x0000000003bdaa40 run_size: 0x0000000005310000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Initializing cgroup subsys cpuacct [ 0.000000] Initializing cgroup subsys schedtune [ 0.000000] Linux version 4.4.119-g024f962 (syzkaller@ci) (gcc version 7.1.1 20170620 (GCC) ) #26 SMP PREEMPT Wed Feb 28 17:20:13 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 [ 0.000000] KERNEL supported cpus: [ 0.000000] Intel GenuineIntel [ 0.000000] AMD AuthenticAMD [ 0.000000] Centaur CentaurHauls [ 0.000000] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000] x86/fpu: Supporting XSAVE feature 0x01: 'x87 floating point registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x02: 'SSE registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x04: 'AVX registers' [ 0.000000] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000] x86/fpu: Using 'eager' FPU context switches. [ 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] NX (Execute Disable) protection: active [ 0.000000] SMBIOS 2.4 present. [ 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 WC UC- WT [ 0.000000] e820: last_pfn = 0xbfff3 max_arch_pfn = 0x400000000 [ 0.000000] found SMP MP-table at [mem 0x000f23b0-0x000f23bf] mapped at [ffff8800000f23b0] [ 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 0x00000000000F2370 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] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: cpu 0, msr 2:1fffd001, primary cpu clock [ 0.000000] kvm-clock: using sched offset of 1606095788 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] 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: 19112604462750000 ns [ 0.000000] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1 [ 0.000000] PERCPU: Embedded 42 pages/cpu @ffff8801db200000 s134024 r8192 d29816 u1048576 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 1935227 [ 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 [ 0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes) [ 0.000000] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes) [ 0.000000] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 0.000000] Memory: 6581404K/7863876K available (40421K kernel code, 6136K rwdata, 8808K rodata, 1848K init, 23616K bss, 1282472K reserved, 0K cma-reserved) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.000000] Kernel/User page tables isolation: enabled [ 0.000000] Running RCU self tests [ 0.000000] Preemptible hierarchical RCU implementation. [ 0.000000] RCU lockdep checking is enabled. [ 0.000000] Build-time adjustment of leaf fanout to 64. [ 0.000000] RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=64, nr_cpu_ids=2 [ 0.000000] NR_IRQS:4352 nr_irqs:440 16 [ 0.000000] console [ttyS0] enabled [ 0.000000] console [ttyS0] enabled [ 0.000000] bootconsole [earlyser0] disabled [ 0.000000] bootconsole [earlyser0] disabled [ 0.000000] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.000000] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.000000] ... MAX_LOCK_DEPTH: 48 [ 0.000000] ... MAX_LOCKDEP_KEYS: 8191 [ 0.000000] ... CLASSHASH_SIZE: 4096 [ 0.000000] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.000000] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.000000] ... CHAINHASH_SIZE: 32768 [ 0.000000] memory used by lock dependency info: 8159 kB [ 0.000000] per task-struct memory footprint: 1920 bytes [ 0.000000] tsc: Detected 2300.000 MHz processor [ 1.125969] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.127128] pid_max: default: 32768 minimum: 301 [ 1.127828] ACPI: Core revision 20150930 [ 1.547783] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.549683] Security Framework initialized [ 1.550287] SELinux: Initializing. [ 1.550958] AppArmor: AppArmor disabled by boot time parameter [ 1.551946] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.552890] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.556617] Initializing cgroup subsys io [ 1.557217] Initializing cgroup subsys freezer [ 1.557891] Initializing cgroup subsys hugetlb [ 1.558516] Initializing cgroup subsys debug [ 1.559343] CPU: Physical Processor ID: 0 [ 1.561210] mce: CPU supports 32 MCE banks [ 1.561961] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.562788] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.563689] Spectre V2 : Vulnerable: Minimal generic ASM retpoline [ 1.566871] Freeing SMP alternatives memory: 44K [ 1.575823] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.695315] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.696777] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.785561] x86: Booting SMP configuration: [ 1.786203] .... node #0, CPUs: #1 [ 1.786987] kvm-clock: cpu 1, msr 2:1fffd041, secondary cpu clock [ 1.791588] x86: Booted up 1 node, 2 CPUs [ 1.792183] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.796641] devtmpfs: initialized [ 1.805873] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.807231] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.808760] xor: automatically using best checksumming function: [ 1.812288] kworker/u4:0 (21) used greatest stack depth: 27944 bytes left [ 1.905325] avx : 21165.200 MB/sec [ 1.906372] RTC time: 4:02:21, date: 03/02/18 [ 1.908620] NET: Registered protocol family 16 [ 1.909708] schedtune: init normalization constants... [ 1.910421] schedtune: no energy model data [ 1.910996] schedtune: disabled! [ 1.935524] cpuidle: using governor ladder [ 1.965372] cpuidle: using governor menu [ 1.966639] ACPI: bus type PCI registered [ 1.967230] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 1.969602] PCI: Using configuration type 1 for base access [ 1.974595] kworker/u4:1 (45) used greatest stack depth: 27448 bytes left [ 2.325301] raid6: sse2x1 gen() 4791 MB/s [ 2.495289] raid6: sse2x1 xor() 2683 MB/s [ 2.665274] raid6: sse2x2 gen() 7583 MB/s [ 2.835278] raid6: sse2x2 xor() 4362 MB/s [ 3.005254] raid6: sse2x4 gen() 9005 MB/s [ 3.175245] raid6: sse2x4 xor() 5713 MB/s [ 3.345233] raid6: avx2x1 gen() 9402 MB/s [ 3.515223] raid6: avx2x2 gen() 14664 MB/s [ 3.685212] raid6: avx2x4 gen() 19119 MB/s [ 3.685862] raid6: using algorithm avx2x4 gen() 19119 MB/s [ 3.686625] raid6: using avx2x2 recovery algorithm [ 3.687825] ACPI: Added _OSI(Module Device) [ 3.688407] ACPI: Added _OSI(Processor Device) [ 3.689016] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.689659] ACPI: Added _OSI(Processor Aggregator Device) [ 3.715128] ACPI: Executed 2 blocks of module-level executable AML code [ 4.553198] ACPI: Interpreter enabled [ 4.554154] ACPI: (supports S0 S3 S4 S5) [ 4.554718] ACPI: Using IOAPIC for interrupt routing [ 4.555885] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 5.689733] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 5.690688] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 5.691978] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 5.692978] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 5.718861] PCI host bridge to bus 0000:00 [ 5.719509] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 5.720548] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 5.721508] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 5.722532] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 5.723554] pci_bus 0000:00: root bus resource [bus 00-ff] [ 5.757781] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 5.832697] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.838161] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.843562] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.848954] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.852171] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 6.387664] ACPI: Enabled 16 GPEs in block 00 to 0F [ 6.391339] vgaarb: loaded [ 6.394460] SCSI subsystem initialized [ 6.413573] ACPI: bus type USB registered [ 6.415787] usbcore: registered new interface driver usbfs [ 6.417731] usbcore: registered new interface driver hub [ 6.419042] usbcore: registered new device driver usb [ 6.421452] pps_core: LinuxPPS API ver. 1 registered [ 6.422406] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 6.423769] PTP clock support registered [ 6.426243] ioremap error for 0xbfffd000-0xc0000000, requested 0x2, got 0x0 [ 6.427272] dmi: Firmware registration failed. [ 6.428743] Advanced Linux Sound Architecture Driver Initialized. [ 6.430511] PCI: Using ACPI for IRQ routing [ 6.438209] NetLabel: Initializing [ 6.438733] NetLabel: domain hash size = 128 [ 6.439347] NetLabel: protocols = UNLABELED CIPSOv4 [ 6.440326] NetLabel: unlabeled traffic allowed by default [ 6.442950] amd_nb: Cannot enumerate AMD northbridges [ 6.443729] clocksource: Switched to clocksource kvm-clock [ 6.600791] pnp: PnP ACPI init [ 6.623011] pnp: PnP ACPI: found 7 devices [ 6.636812] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 6.638384] NET: Registered protocol family 2 [ 6.640782] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 6.642294] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 6.649458] TCP: Hash tables configured (established 65536 bind 65536) [ 6.650600] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 6.652155] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 6.655759] NET: Registered protocol family 1 [ 6.656508] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 6.658255] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 6.659158] software IO TLB [mem 0xbbff3000-0xbfff3000] (64MB) mapped at [ffff8800bbff3000-ffff8800bfff2fff] [ 6.661065] RAPL PMU detected, API unit is 2^-32 Joules, 3 fixed counters 10737418240 ms ovfl timer [ 6.662267] hw unit of domain pp0-core 2^-0 Joules [ 6.662942] hw unit of domain package 2^-0 Joules [ 6.663585] hw unit of domain dram 2^-16 Joules [ 6.669140] Scanning for low memory corruption every 60 seconds [ 6.677869] audit: initializing netlink subsys (disabled) [ 6.678891] audit: type=2000 audit(1519963345.846:1): initialized [ 6.686985] HugeTLB registered 2 MB page size, pre-allocated 0 pages [ 6.817305] VFS: Disk quotas dquot_6.6.0 [ 6.818884] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 6.841219] fuse init (API version 7.23) [ 6.844569] 9p: Installing v9fs 9p2000 file system support [ 6.859532] async_tx: api initialized (async) [ 6.861221] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 6.862462] io scheduler noop registered [ 6.863018] io scheduler deadline registered [ 6.865506] io scheduler cfq registered (default) [ 6.875301] pci_hotplug: PCI Hot Plug PCI Core version: 0.5 [ 6.879804] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 6.880932] ACPI: Power Button [PWRF] [ 6.882591] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 6.883880] ACPI: Sleep Button [SLPF] [ 6.907744] ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 6.908616] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 6.929378] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 6.930261] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 6.937679] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 6.960693] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 6.986310] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 7.011297] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 7.035802] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 7.044309] Non-volatile memory driver v1.3 [ 7.047149] Linux agpgart interface v0.103 [ 7.050562] [drm] Initialized drm 1.1.0 20060810 [ 7.147983] brd: module loaded [ 7.215170] loop: module loaded [ 7.239287] nbd: registered device at major 43 [ 7.383381] drbd: initialized. Version: 8.4.5 (api:1/proto:86-101) [ 7.384469] drbd: built-in [ 7.385172] drbd: registered as block device major 147 [ 7.421169] scsi host0: Virtio SCSI HBA [ 7.457041] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6