[....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 20.759052] random: sshd: uninitialized urandom read (32 bytes read, 34 bits of entropy available) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 25.506984] random: sshd: uninitialized urandom read (32 bytes read, 39 bits of entropy available) [ 25.887583] random: sshd: uninitialized urandom read (32 bytes read, 39 bits of entropy available) [ 26.856689] random: sshd: uninitialized urandom read (32 bytes read, 119 bits of entropy available) [ 27.029395] random: sshd: uninitialized urandom read (32 bytes read, 124 bits of entropy available) [ 30.998873] random: nonblocking pool is initialized Warning: Permanently added '10.128.0.10' (ECDSA) to the list of known hosts. executing program [ 32.526036] ================================================================== [ 32.533408] BUG: KASAN: slab-out-of-bounds in sg_remove_request+0xf9/0x110 [ 32.540387] Read of size 8 at addr ffff8800b16e0140 by task syzkaller591309/3920 [ 32.547883] [ 32.549489] CPU: 1 PID: 3920 Comm: syzkaller591309 Not tainted 4.4.114-gfe09418 #3 [ 32.557169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.566499] 0000000000000000 651ef15ca9d6d373 ffff8800ba0e7ab0 ffffffff81d02e6d [ 32.574461] ffffea0002c5b800 ffff8800b16e0140 0000000000000000 ffff8800b16e0140 [ 32.582415] ffff8801d8642338 ffff8800ba0e7ae8 ffffffff814fd6f3 ffff8800b16e0140 [ 32.590382] Call Trace: [ 32.592948] [] dump_stack+0xc1/0x124 [ 32.598281] [] print_address_description+0x73/0x260 [ 32.604914] [] kasan_report+0x285/0x370 [ 32.610504] [] ? sg_remove_request+0xf9/0x110 [ 32.616615] [] __asan_report_load8_noabort+0x14/0x20 [ 32.623333] [] sg_remove_request+0xf9/0x110 [ 32.629271] [] sg_finish_rem_req+0x295/0x340 [ 32.635300] [] sg_read+0xa1b/0x1490 [ 32.640546] [] ? sg_proc_seq_show_debug+0xda0/0xda0 [ 32.647190] [] ? new_slab+0x2df/0x3b0 [ 32.652608] [] ? sg_proc_seq_show_debug+0xda0/0xda0 [ 32.659242] [] __vfs_read+0x103/0x440 [ 32.664658] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 32.671638] [] ? vfs_iter_write+0x2d0/0x2d0 [ 32.677573] [] ? fsnotify+0x5ad/0xee0 [ 32.682991] [] ? fsnotify+0xee0/0xee0 [ 32.688409] [] ? lockdep_init_map+0xeb/0x1690 [ 32.694524] [] ? avc_policy_seqno+0x9/0x20 [ 32.700375] [] ? selinux_file_permission+0x348/0x460 [ 32.707097] [] ? security_file_permission+0x89/0x1e0 [ 32.713822] [] ? rw_verify_area+0x100/0x2f0 [ 32.719758] [] vfs_read+0x123/0x3a0 [ 32.725001] [] SyS_read+0xd9/0x1b0 [ 32.730156] [] ? do_sendfile+0xd30/0xd30 [ 32.735832] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 32.742292] [] entry_SYSCALL_64_fastpath+0x1c/0x98 [ 32.748836] [ 32.750439] Allocated by task 0: [ 32.753766] (stack is not available) [ 32.757443] [ 32.759037] Freed by task 0: [ 32.762020] (stack is not available) [ 32.765697] [ 32.767295] The buggy address belongs to the object at ffff8800b16e0100 [ 32.767295] which belongs to the cache fasync_cache of size 96 [ 32.779921] The buggy address is located 64 bytes inside of [ 32.779921] 96-byte region [ffff8800b16e0100, ffff8800b16e0160) [ 32.791588] The buggy address belongs to the page: [ 32.809191] kasan: CONFIG_KASAN_INLINE enabled [ 32.813613] kasan: GPF could be caused by NULL-ptr deref or user memory accessgeneral protection fault: 0000 [#1] PREEMPT SMP KASAN [ 32.826509] Dumping ftrace buffer: [ 32.830030] (ftrace buffer empty) [ 32.833718] Modules linked in: [ 32.837025] CPU: 0 PID:SeaBIOS (version 1.8.2-20171012_061934-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 0x000f2850: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Booting from Hard Disk 0... early console in decompress_kernel input_data: 0x00000000039ca26e input_len: 0x000000000142553f output: 0x0000000001000000 output_len: 0x0000000003ddaa40 run_size: 0x0000000005510000 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 4.4.114-gfe09418 (syzkaller@ci) (gcc version 7.1.1 20170620 (GCC) ) #3 SMP PREEMPT Wed Jan 31 14:46:20 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 0x000f28d0-0x000f28df] mapped at [ffff8800000f28d0] [ 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 0x00000000000F2890 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 2462541211 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 (40420K kernel code, 6135K rwdata, 8816K rodata, 1852K 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 [ 1.100430] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.101583] pid_max: default: 32768 minimum: 301 [ 1.102287] ACPI: Core revision 20150930 [ 1.517714] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.519607] Security Framework initialized [ 1.520212] SELinux: Initializing. [ 1.520865] AppArmor: AppArmor disabled by boot time parameter [ 1.521760] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.522685] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.526283] Initializing cgroup subsys io [ 1.526878] Initializing cgroup subsys freezer [ 1.527541] Initializing cgroup subsys hugetlb [ 1.528164] Initializing cgroup subsys debug [ 1.528936] CPU: Physical Processor ID: 0 [ 1.530686] mce: CPU supports 32 MCE banks [ 1.531428] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.532252] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.533154] Spectre V2 mitigation: Vulnerable: Minimal generic ASM retpoline [ 1.536381] Freeing SMP alternatives memory: 44K [ 1.545754] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.659757] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.661215] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.749983] x86: Booting SMP configuration: [ 1.750620] .... node #0, CPUs: #1 [ 1.751401] kvm-clock: cpu 1, msr 2:1fffd041, secondary cpu clock [ 1.756151] x86: Booted up 1 node, 2 CPUs [ 1.756797] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.761288] devtmpfs: initialized [ 1.770552] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.771891] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.773504] xor: automatically using best checksumming function: [ 1.776965] kworker/u4:0 (21) used greatest stack depth: 28008 bytes left [ 1.869774] avx : 21049.600 MB/sec [ 1.870898] RTC time: 7:27:46, date: 02/01/18 [ 1.873136] NET: Registered protocol family 16 [ 1.874246] schedtune: init normalization constants... [ 1.874946] schedtune: no energy model data [ 1.875523] schedtune: disabled! [ 1.899883] cpuidle: using governor ladder [ 1.929794] cpuidle: using governor menu [ 1.931019] ACPI: bus type PCI registered [ 1.931599] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 1.934338] PCI: Using configuration type 1 for base access [ 1.943186] kworker/u4:0 (50) used greatest stack depth: 27512 bytes left [ 2.379778] raid6: sse2x1 gen() 4679 MB/s [ 2.549777] raid6: sse2x1 xor() 2482 MB/s [ 2.719777] raid6: sse2x2 gen() 7337 MB/s [ 2.889770] raid6: sse2x2 xor() 4354 MB/s [ 3.059762] raid6: sse2x4 gen() 9898 MB/s [ 3.229750] raid6: sse2x4 xor() 5678 MB/s [ 3.399753] raid6: avx2x1 gen() 9480 MB/s [ 3.569751] raid6: avx2x2 gen() 14674 MB/s [ 3.739748] raid6: avx2x4 gen() 19135 MB/s [ 3.740385] raid6: using algorithm avx2x4 gen() 19135 MB/s [ 3.741131] raid6: using avx2x2 recovery algorithm [ 3.742426] ACPI: Added _OSI(Module Device) [ 3.743066] ACPI: Added _OSI(Processor Device) [ 3.743707] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.744349] ACPI: Added _OSI(Processor Aggregator Device) [ 3.770229] ACPI: Executed 2 blocks of module-level executable AML code [ 4.626845] ACPI: Interpreter enabled [ 4.627741] ACPI: (supports S0 S3 S4 S5) [ 4.628316] ACPI: Using IOAPIC for interrupt routing [ 4.629463] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 5.780230] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 5.781214] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 5.782579] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 5.783562] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 5.809394] PCI host bridge to bus 0000:00 [ 5.810213] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 5.811143] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 5.812157] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 5.813210] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 5.814229] pci_bus 0000:00: root bus resource [bus 00-ff] [ 5.849907] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 5.929588] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.935310] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.940797] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.946263] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.949439] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 6.500430] ACPI: Enabled 16 GPEs in block 00 to 0F [ 6.503907] vgaarb: loaded [ 6.507047] SCSI subsystem initialized [ 6.512333] ACPI: bus type USB registered [ 6.514681] usbcore: registered new interface driver usbfs [ 6.516013] usbcore: registered new interface driver hub [ 6.517274] usbcore: registered new device driver usb [ 6.519557] pps_core: LinuxPPS API ver. 1 registered [ 6.520892] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 6.522235] PTP clock support registered [ 6.524148] ioremap error for 0xbfffd000-0xc0000000, requested 0x2, got 0x0 [ 6.525446] dmi: Firmware registration failed. [ 6.527354] Advanced Linux Sound Architecture Driver Initialized. [ 6.528941] PCI: Using ACPI for IRQ routing [ 6.540106] NetLabel: Initializing [ 6.540678] NetLabel: domain hash size = 128 [ 6.541283] NetLabel: protocols = UNLABELED CIPSOv4 [ 6.542228] NetLabel: unlabeled traffic allowed by default [ 6.544584] amd_nb: Cannot enumerate AMD northbridges [ 6.545374] clocksource: Switched to clocksource kvm-clock [ 6.707846] pnp: PnP ACPI init [ 6.730343] pnp: PnP ACPI: found 7 devices [ 6.744230] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 6.746455] NET: Registered protocol family 2 [ 6.748918] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 6.750441] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 6.757656] TCP: Hash tables configured (established 65536 bind 65536) [ 6.758791] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 6.760388] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 6.763776] NET: Registered protocol family 1 [ 6.764515] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 6.766901] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 6.767795] software IO TLB [mem 0xbbff3000-0xbfff3000] (64MB) mapped at [ffff8800bbff3000-ffff8800bfff2fff] [ 6.769695] RAPL PMU detected, API unit is 2^-32 Joules, 3 fixed counters 10737418240 ms ovfl timer [ 6.770897] hw unit of domain pp0-core 2^-0 Joules [ 6.771550] hw unit of domain package 2^-0 Joules [ 6.772194] hw unit of domain dram 2^-16 Joules [ 6.778519] Scanning for low memory corruption every 60 seconds [ 6.786774] audit: initializing netlink subsys (disabled) [ 6.787798] audit: type=2000 audit(1517470071.181:1): initialized [ 6.796003] HugeTLB registered 2 MB page size, pre-allocated 0 pages [ 6.924255] VFS: Disk quotas dquot_6.6.0 [ 6.926997] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 6.949100] fuse init (API version 7.23) [ 6.952248] 9p: Installing v9fs 9p2000 file system support [ 6.966267] async_tx: api initialized (async) [ 6.968715] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 6.970125] io scheduler noop registered [ 6.970688] io scheduler deadline registered [ 6.973061] io scheduler cfq registered (default) [ 6.980683] pci_hotplug: PCI Hot Plug PCI Core version: 0.5 [ 6.984671] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 6.986726] ACPI: Power Button [PWRF] [ 6.988589] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 6.989789] ACPI: Sleep Button [SLPF] [ 7.013234] ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 7.014123] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 7.035090] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 7.036058] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 7.042163] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled