[ 16.662737] random: sshd: uninitialized urandom read (32 bytes read, 32 bits of entropy available) [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 19.307867] random: sshd: uninitialized urandom read (32 bytes read, 37 bits of entropy available) [ 19.584827] random: sshd: uninitialized urandom read (32 bytes read, 37 bits of entropy available) [ 20.481756] random: sshd: uninitialized urandom read (32 bytes read, 105 bits of entropy available) [ 20.663785] random: sshd: uninitialized urandom read (32 bytes read, 111 bits of entropy available) Warning: Permanently added '10.128.0.55' (ECDSA) to the list of known hosts. [ 26.042025] random: sshd: uninitialized urandom read (32 bytes read, 117 bits of entropy available) executing program [ 26.141220] ================================================================== [ 26.148619] BUG: KASAN: slab-out-of-bounds in sg_remove_request+0xf9/0x110 [ 26.155605] Read of size 8 at addr ffff8801d08cd140 by task syzkaller900423/3316 [ 26.163117] [ 26.164717] CPU: 0 PID: 3316 Comm: syzkaller900423 Not tainted 4.4.111-gc2f631b #27 [ 26.172478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.181805] 0000000000000000 2a4e9e095baa1db7 ffff8801d074f9f0 ffffffff81d0513d [ 26.189775] ffffea0007423340 ffff8801d08cd140 0000000000000000 ffff8801d08cd140 [ 26.197785] ffff8801d06a0238 ffff8801d074fa28 ffffffff814fd433 ffff8801d08cd140 [ 26.205766] Call Trace: [ 26.208328] [] dump_stack+0xc1/0x124 [ 26.213664] [] print_address_description+0x73/0x260 [ 26.220300] [] kasan_report+0x285/0x370 [ 26.225898] [] ? sg_remove_request+0xf9/0x110 [ 26.232012] [] __asan_report_load8_noabort+0x14/0x20 [ 26.238736] [] sg_remove_request+0xf9/0x110 [ 26.244675] [] sg_finish_rem_req+0x295/0x340 [ 26.250722] [] sg_read+0xa21/0x1490 [ 26.255997] [] ? __check_object_size+0x154/0x35b [ 26.262397] [] ? sg_proc_seq_show_debug+0xd30/0xd30 [ 26.269039] [] ? fsnotify+0xee0/0xee0 [ 26.274465] [] ? avc_policy_seqno+0x9/0x20 [ 26.280327] [] do_loop_readv_writev+0x141/0x1e0 [ 26.286620] [] ? security_file_permission+0x89/0x1e0 [ 26.293361] [] ? sg_proc_seq_show_debug+0xd30/0xd30 [ 26.300008] [] ? sg_proc_seq_show_debug+0xd30/0xd30 [ 26.306648] [] do_readv_writev+0x5dd/0x6e0 [ 26.312502] [] ? vfs_write+0x530/0x530 [ 26.318014] [] ? _raw_spin_unlock+0x2c/0x50 [ 26.323960] [] ? do_huge_pmd_anonymous_page+0x3dd/0xa10 [ 26.330944] [] ? handle_mm_fault+0x3f2/0x3190 [ 26.337074] [] ? fasync_insert_entry+0x147/0x2e0 [ 26.343468] [] vfs_readv+0x78/0xb0 [ 26.348635] [] SyS_readv+0xd9/0x240 [ 26.353891] [] ? rw_copy_check_uvector+0x2d0/0x2d0 [ 26.360454] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 26.367006] [] entry_SYSCALL_64_fastpath+0x16/0x92 [ 26.373565] [ 26.375162] Allocated by task 0: [ 26.378502] (stack is not available) [ 26.382180] [ 26.383777] Freed by task 0: [ 26.386761] (stack is not available) [ 26.390440] [ 26.392039] The buggy address belongs to the object at ffff8801d08cd100 [ 26.392039] which belongs to the cache fasync_cache of size 96 [ 26.404665] The buggy address is located 64 bytes inside of [ 26.404665] 96-byte region [ffff8801d08cd100, ffff8801d08cd160) [ 26.416335] The buggy address belongs to the page: SeaBIOS (version 1.8.2-20171130_102032-google) Total RAM Size = 0x00000001e0000000 = 7680 MiB CPUs found: 2 Max CPUs supported: 2 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 0x000f3050: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Booting from Hard Disk 0... early console in decompress_kernel input_data: 0x00000000039c526e input_len: 0x0000000001426bb9 output: 0x0000000001000000 output_len: 0x0000000003dd7a40 run_size: 0x000000000550d000 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 4.4.111-gc2f631b (syzkaller@ci) (gcc version 7.1.1 20170620 (GCC) ) #27 SMP PREEMPT Mon Jan 15 13:47:00 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 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] 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 = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000] found SMP MP-table at [mem 0x000f32c0-0x000f32cf] mapped at [ffff8800000f32c0] [ 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 0x00000000000F3090 000014 (v00 Google) [ 0.000000] ACPI: RSDT 0x00000000BFFFDC70 000034 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACP 0x00000000BFFFFF00 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000] ACPI: DSDT 0x00000000BFFFDCB0 0017B2 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.000000] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.000000] ACPI: SSDT 0x00000000BFFFF590 000930 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: APIC 0x00000000BFFFF4A0 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000] ACPI: WAET 0x00000000BFFFF470 000028 (v01 Google GOOGWAET 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 1960657246 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 0x0000000000100000-0x00000000bfffcfff] [ 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 0xbfffd000-0xbfffffff] [ 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: 1935238 [ 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: 6581460K/7863916K available (40429K kernel code, 6130K rwdata, 8808K rodata, 1844K init, 23616K bss, 1282456K 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 [ 1.253953] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.255119] pid_max: default: 32768 minimum: 301 [ 1.255835] ACPI: Core revision 20150930 [ 1.328084] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.329354] Security Framework initialized [ 1.329923] SELinux: Initializing. [ 1.330601] AppArmor: AppArmor disabled by boot time parameter [ 1.331505] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.332507] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.336313] Initializing cgroup subsys io [ 1.336961] Initializing cgroup subsys freezer [ 1.337700] Initializing cgroup subsys hugetlb [ 1.338325] Initializing cgroup subsys debug [ 1.339097] CPU: Physical Processor ID: 0 [ 1.340820] mce: CPU supports 32 MCE banks [ 1.341623] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.342453] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.345706] Freeing SMP alternatives memory: 44K [ 1.354781] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.473295] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.474868] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.563569] x86: Booting SMP configuration: [ 1.564277] .... node #0, CPUs: #1 [ 1.565170] kvm-clock: cpu 1, msr 2:1fffd041, secondary cpu clock [ 1.569896] x86: Booted up 1 node, 2 CPUs [ 1.570527] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.575220] devtmpfs: initialized [ 1.584917] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.586405] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.588118] xor: automatically using best checksumming function: [ 1.601092] kworker/u4:0 (21) used greatest stack depth: 27864 bytes left [ 1.683284] avx : 21696.000 MB/sec [ 1.684507] RTC time: 15:33:25, date: 01/16/18 [ 1.686870] NET: Registered protocol family 16 [ 1.688017] schedtune: init normalization constants... [ 1.688789] schedtune: no energy model data [ 1.689393] schedtune: disabled! [ 1.723623] cpuidle: using governor ladder [ 1.753384] cpuidle: using governor menu [ 1.754705] ACPI: bus type PCI registered [ 1.755325] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 1.758265] PCI: Using configuration type 1 for base access [ 1.767689] kworker/u4:2 (57) used greatest stack depth: 27224 bytes left [ 1.885005] kworker/u4:1 (268) used greatest stack depth: 26984 bytes left [ 2.203244] raid6: sse2x1 gen() 4669 MB/s [ 2.373219] raid6: sse2x1 xor() 2492 MB/s [ 2.543203] raid6: sse2x2 gen() 7411 MB/s [ 2.713164] raid6: sse2x2 xor() 4128 MB/s [ 2.883169] raid6: sse2x4 gen() 9766 MB/s [ 3.053156] raid6: sse2x4 xor() 5109 MB/s [ 3.223102] raid6: avx2x1 gen() 9301 MB/s [ 3.393082] raid6: avx2x2 gen() 14300 MB/s [ 3.563057] raid6: avx2x4 gen() 18626 MB/s [ 3.563754] raid6: using algorithm avx2x4 gen() 18626 MB/s [ 3.564556] raid6: using avx2x2 recovery algorithm [ 3.565946] ACPI: Added _OSI(Module Device) [ 3.566637] ACPI: Added _OSI(Processor Device) [ 3.567343] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.568038] ACPI: Added _OSI(Processor Aggregator Device) [ 3.578779] ACPI: Executed 2 blocks of module-level executable AML code [ 3.655177] ACPI: Interpreter enabled [ 3.656189] ACPI: (supports S0 S3 S4 S5) [ 3.656737] ACPI: Using IOAPIC for interrupt routing [ 3.657858] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.870829] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.871876] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 3.873265] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 3.874345] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 3.900974] PCI host bridge to bus 0000:00 [ 3.901611] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.902613] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.903667] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.904719] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 3.905778] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.944158] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.029843] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.036249] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.042352] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.048492] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.052592] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.066041] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.069615] vgaarb: loaded [ 4.072710] SCSI subsystem initialized [ 4.084840] ACPI: bus type USB registered [ 4.088179] usbcore: registered new interface driver usbfs [ 4.090004] usbcore: registered new interface driver hub [ 4.091218] usbcore: registered new device driver usb [ 4.093469] pps_core: LinuxPPS API ver. 1 registered [ 4.094479] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.096072] PTP clock support registered [ 4.098993] Advanced Linux Sound Architecture Driver Initialized. [ 4.100757] PCI: Using ACPI for IRQ routing [ 4.108549] NetLabel: Initializing [ 4.109126] NetLabel: domain hash size = 128 [ 4.109745] NetLabel: protocols = UNLABELED CIPSOv4 [ 4.110736] NetLabel: unlabeled traffic allowed by default [ 4.113913] amd_nb: Cannot enumerate AMD northbridges [ 4.114799] clocksource: Switched to clocksource kvm-clock [ 4.276177] pnp: PnP ACPI init [ 4.299810] pnp: PnP ACPI: found 7 devices [ 4.313265] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.315353] NET: Registered protocol family 2 [ 4.317910] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 4.320192] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 4.327488] TCP: Hash tables configured (established 65536 bind 65536) [ 4.328739] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 4.330459] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 4.333790] NET: Registered protocol family 1 [ 4.334625] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.337082] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.338028] software IO TLB [mem 0xbbffd000-0xbfffd000] (64MB) mapped at [ffff8800bbffd000-ffff8800bfffcfff] [ 4.340051] RAPL PMU detected, API unit is 2^-32 Joules, 3 fixed counters 10737418240 ms ovfl timer [ 4.341386] hw unit of domain pp0-core 2^-0 Joules [ 4.342089] hw unit of domain package 2^-0 Joules [ 4.342761] hw unit of domain dram 2^-16 Joules [ 4.348656] Scanning for low memory corruption every 60 seconds [ 4.357605] audit: initializing netlink subsys (disabled) [ 4.358838] audit: type=2000 audit(1516116808.464:1): initialized [ 4.366244] HugeTLB registered 2 MB page size, pre-allocated 0 pages [ 4.501015] VFS: Disk quotas dquot_6.6.0 [ 4.502669] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 4.525691] fuse init (API version 7.23) [ 4.529040] 9p: Installing v9fs 9p2000 file system support [ 4.544740] async_tx: api initialized (async) [ 4.546676] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 4.547888] io scheduler noop registered [ 4.548448] io scheduler deadline registered [ 4.550926] io scheduler cfq registered (default) [ 4.561927] pci_hotplug: PCI Hot Plug PCI Core version: 0.5 [ 4.565507] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 4.566876] ACPI: Power Button [PWRF] [ 4.568581] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 4.569629] ACPI: Sleep Button [SLPF] [ 4.595110] ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 4.596592] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 4.619608] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 4.620528] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 4.627816] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 4.650681] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 4.676444] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 4.702195] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 4.727648] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 4.736515] Non-volatile memory driver v1.3 [ 4.738805] Linux agpgart interface v0.103 [ 4.742175] [drm] Initialized drm 1.1.0 20060810 [ 4.845220] brd: module loaded [ 4.904017] loop: module loaded [ 4.927876] nbd: registered device at major 43 [ 5.066423] drbd: initialized. Version: 8.4.5 (api:1/proto:86-101) [ 5.068088] drbd: built-in [ 5.068825] drbd: registered as block device major 147 [ 5.097456] scsi host0: Virtio SCSI HBA [ 5.136022] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 5.335561] tsc: Refined TSC clocksource calibration: 2299.803 MHz [ 5.337738] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x21267aeb7b4, max_idle_ns: 440795247387 ns [ 5.811812] st: Version 20101219, fixed bufsize 32768, s/g segs 256 [ 5.814244] osst :I: Tape driver with OnStream support version 0.99.4 [ 5.814244] osst :I: $Id: osst.c,v 1.73 2005/01/01 21:13:34 wriede Exp $ [ 5.821888] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 5.823953] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 5.824156] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 5.824466] SCSI Media Changer driver v0.25 [ 5.827597] tun: Universal TUN/TAP device driver, 1.6 [ 5.827600] tun: (C) 1999-2004 Max Krasnyansky [ 5.847262] sd 0:0:1:0: [sda] Write Protect is off [ 5.850494] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 5.874294] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 5.876022] e100: Copyright(c) 1999-2006 Intel Corporation [ 5.878474] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 5.880088] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 5.881980] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 5.883487] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 5.885719] sky2: driver version 1.30 [ 5.888406] PPP generic driver version 2.4.2 [ 5.890743] PPP BSD Compression module registered [ 5.891973] PPP Deflate Compression module registered [ 5.893291] PPP MPPE Compression module registered [ 5.894614] NET: Registered protocol family 24 [ 5.896194] usbcore: registered new interface driver asix [ 5.897800] usbcore: registered new interface driver ax88179_178a [ 5.899728] usbcore: registered new interface driver cdc_ether [ 5.901412] usbcore: registered new interface driver net1080 [ 5.903135] usbcore: registered new interface driver cdc_subset [ 5.905184] usbcore: registered new interface driver zaurus [ 5.906053] sda: sda1 [ 5.907818] usbcore: registered new interface driver cdc_ncm [ 5.912072] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 5.913824] ehci-pci: EHCI PCI platform driver [ 5.915473] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 5.917243] ohci-pci: OHCI PCI platform driver [ 5.918842] uhci_hcd: USB Universal Host Controller Interface driver [ 5.920806] sd 0:0:1:0: [sda] Attached SCSI disk [ 5.922930] usbcore: registered new interface driver usblp [ 5.924614] usbcore: registered new interface driver usb-storage [ 5.928180] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 5.932017] i8042: Warning: Keylock active [ 5.934375] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 5.937424] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 5.941563] mousedev: PS/2 mouse device common for all mice [ 5.947210] usbcore: registered new interface driver xpad [ 5.948967] usbcore: registered new interface driver usb_acecad [ 5.950807] usbcore: registered new interface driver aiptek [ 5.952547] usbcore: registered new interface driver gtco [ 5.954232] usbcore: registered new interface driver hanwang [ 5.956052] usbcore: registered new interface driver kbtab [ 5.959902] rtc_cmos 00:00: RTC can wake from S4 [ 5.963090] rtc_cmos 00:00: rtc core: registered rtc_cmos as rtc0 [ 5.966104] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 5.969063] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 5.973505] softdog: Software Watchdog Timer: 0.08 initialized. soft_noboot=0 soft_margin=60 sec soft_panic=0 (nowayout=0) [ 5.977545] md: linear personality registered for level -1 [ 5.979112] md: raid0 personality registered for level 0 [ 5.980414] md: raid1 personality registered for level 1 [ 5.981878] md: raid10 personality registered for level 10 [ 5.984423] md: raid6 personality registered for level 6 [ 5.985831] md: raid5 personality registered for level 5 [ 5.987304] md: raid4 personality registered for level 4 [ 5.988789] md: multipath personality registered for level -4 [ 5.990380] md: faulty personality registered for level -5 [ 5.996637] device-mapper: uevent: version 1.0.3 [ 6.000909] device-mapper: ioctl: 4.34.0-ioctl (2015-10-28) initialised: dm-devel@redhat.com [ 6.005146] device-mapper: multipath: version 1.10.0 loaded [ 6.006715] device-mapper: multipath round-robin: version 1.0.0 loaded [ 6.008471] device-mapper: multipath queue-length: version 0.1.0 loaded [ 6.010194] device-mapper: multipath service-time: version 0.2.0 loaded [ 6.013924] device-mapper: raid: Loading target version 1.7.0 [ 6.018917] hidraw: raw HID events driver (C) Jiri Kosina [ 6.050415] usbcore: registered new interface driver usbhid [ 6.052070] usbhid: USB HID core driver [ 6.057179] ashmem: initialized [ 6.106285] oprofile: using timer interrupt. [ 6.107757] pktgen: Packet Generator for packet performance testing. Version: 2.75 [ 6.120713] GACT probability on [ 6.121706] Mirror/redirect action on [ 6.122769] Simple TC action Loaded [ 6.127736] netem: version 1.3 [ 6.128673] u32 classifier [ 6.129400] Actions configured [ 6.130499] Netfilter messages via NETLINK v0.30. [ 6.132069] nf_conntrack version 0.5.0 (65536 buckets, 262144 max) [ 6.136927] ctnetlink v0.93: registering with nfnetlink. [ 6.139417] nf_tables: (c) 2007-2009 Patrick McHardy [ 6.148070] xt_time: kernel timezone is -0000 [ 6.148942] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 6.151650] IPVS: Registered protocols (TCP, UDP, AH, ESP) [ 6.154695] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 6.157328] IPVS: Creating netns size=2552 id=0 [ 6.158800] IPVS: ipvs loaded. [ 6.159670] IPVS: [rr] scheduler registered. [ 6.160788] IPVS: [wrr] scheduler registered. [ 6.161999] IPVS: [lc] scheduler registered. [ 6.163142] IPVS: [wlc] scheduler registered. [ 6.164227] IPVS: [lblc] scheduler registered. [ 6.165374] IPVS: [lblcr] scheduler registered. [ 6.166596] IPVS: [dh] scheduler registered. [ 6.167814] IPVS: [sh] scheduler registered. [ 6.169002] IPVS: [sed] scheduler registered. [ 6.170200] IPVS: [nq] scheduler registered. [ 6.171489] ipip: IPv4 over IPv4 tunneling driver [ 6.177589] ip_tables: (C) 2000-2006 Netfilter Core Team [ 6.179952] arp_tables: (C) 2002 David S. Miller [ 6.181596] Initializing XFRM netlink socket [ 6.190815] NET: Registered protocol family 10 [ 6.210476] mip6: Mobile IPv6 [ 6.211458] ip6_tables: (C) 2000-2006 Netfilter Core Team [ 6.214327] sit: IPv6 over IPv4 tunneling driver [ 6.219391] NET: Registered protocol family 17 [ 6.220757] NET: Registered protocol family 15 [ 6.222113] l2tp_core: L2TP core driver, V2.0 [ 6.223190] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 6.224499] 9pnet: Installing 9P2000 support [ 6.226250] Key type dns_resolver registered [ 6.233044] microcode: CPU0 sig=0x306f0, pf=0x1, revision=0x1 [ 6.234618] microcode: CPU1 sig=0x306f0, pf=0x1, revision=0x1 [ 6.237067] microcode: Microcode Update Driver: v2.01 , Peter Oruba [ 6.239508] AVX2 version of gcm_enc/dec engaged. [ 6.240629] AES CTR mode by8 optimization enabled [ 6.250125] registered taskstats version 1 [ 6.284502] Btrfs loaded [ 6.287628] Magic number: 2:790:588 [ 6.289016] console [netcon0] enabled [ 6.290072] netconsole: network logging started [ 6.292730] ALSA device list: [ 6.293497] No soundcards found. [ 6.296498] md: Waiting for all devices to be available before autodetect [ 6.298062] md: If you don't use raid, use raid=noautodetect [ 6.305964] md: Autodetecting RAID arrays. [ 6.306607] md: Scanned 0 and added 0 devices. [ 6.307234] md: autorun ... [ 6.307632] md: ... autorun DONE. [ 6.310503] EXT4-fs (sda1): couldn't mount as ext3 due to feature incompatibilities [ 6.320082] EXT4-fs (sda1): INFO: recovery required on readonly filesystem [ 6.321112] EXT4-fs (sda1): write access will be enabled during recovery [ 6.521396] EXT4-fs (sda1): recovery complete [ 6.524123] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null) [ 6.525447] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 6.535911] devtmpfs: mounted [ 6.542149] Freeing unused kernel memory: 1844K [ 6.543698] Kernel memory protection disabled.