[....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 15.809539] random: sshd: uninitialized urandom read (32 bytes read, 33 bits of entropy available) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 22.034367] random: sshd: uninitialized urandom read (32 bytes read, 39 bits of entropy available) [ 22.301127] random: sshd: uninitialized urandom read (32 bytes read, 39 bits of entropy available) [ 23.204996] random: sshd: uninitialized urandom read (32 bytes read, 106 bits of entropy available) [ 29.074417] random: sshd: uninitialized urandom read (32 bytes read, 117 bits of entropy available) Warning: Permanently added '10.128.15.233' (ECDSA) to the list of known hosts. [ 34.501232] random: sshd: uninitialized urandom read (32 bytes read, 123 bits of entropy available) executing program [ 34.598773] ================================================================== [ 34.606166] BUG: KASAN: use-after-free in __lock_acquire+0x387e/0x4b50 [ 34.612797] Read of size 8 at addr ffff8801cfc35c38 by task syzkaller886292/3323 [ 34.620293] [ 34.621888] CPU: 0 PID: 3323 Comm: syzkaller886292 Not tainted 4.4.111-gc2f631b #27 [ 34.629645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.638968] 0000000000000000 18f837f28ed4a06d ffff8801d72ff8d0 ffffffff81d0513d [ 34.646940] ffffea00073f0d00 ffff8801cfc35c38 0000000000000000 ffff8801cfc35c38 [ 34.654896] 0000000000000000 ffff8801d72ff908 ffffffff814fd433 ffff8801cfc35c38 [ 34.662851] Call Trace: [ 34.665408] [] dump_stack+0xc1/0x124 [ 34.670740] [] print_address_description+0x73/0x260 [ 34.677371] [] kasan_report+0x285/0x370 [ 34.682969] [] ? __lock_acquire+0x387e/0x4b50 [ 34.689082] [] __asan_report_load8_noabort+0x14/0x20 [ 34.695799] [] __lock_acquire+0x387e/0x4b50 [ 34.701736] [] ? __lock_acquire+0xb5f/0x4b50 [ 34.707759] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 34.714740] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 34.721724] [] ? mark_held_locks+0xaf/0x100 [ 34.727663] [] lock_acquire+0x15e/0x460 [ 34.733256] [] ? remove_wait_queue+0x14/0x40 [ 34.739281] [] _raw_spin_lock_irqsave+0x4e/0x70 [ 34.745566] [] ? remove_wait_queue+0x14/0x40 [ 34.751591] [] remove_wait_queue+0x14/0x40 [ 34.757445] [] ep_unregister_pollwait.isra.6+0xa8/0x220 [ 34.764426] [] ? ep_unregister_pollwait.isra.6+0x114/0x220 [ 34.771672] [] ? ep_free+0x1c0/0x1c0 [ 34.777000] [] ep_free+0x93/0x1c0 [ 34.782068] [] ? ep_free+0x1c0/0x1c0 [ 34.787398] [] ep_eventpoll_release+0x44/0x60 [ 34.793509] [] __fput+0x233/0x6d0 [ 34.798580] [] ____fput+0x15/0x20 [ 34.803648] [] task_work_run+0x104/0x180 [ 34.809325] [] do_exit+0x871/0x2a20 [ 34.814569] [] ? release_task+0x1240/0x1240 [ 34.820507] [] ? SyS_epoll_create+0x190/0x190 [ 34.827228] [] do_group_exit+0x108/0x320 [ 34.832905] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 34.839365] [] SyS_exit_group+0x1d/0x20 [ 34.844964] [] entry_SYSCALL_64_fastpath+0x16/0x92 [ 34.851509] [ 34.853107] Allocated by task 3323: [ 34.856698] [] save_stack_trace+0x26/0x50 [ 34.862580] [] save_stack+0x43/0xd0 [ 34.867943] [] kasan_kmalloc+0xad/0xe0 [ 34.873562] [] kmem_cache_alloc_trace+0x100/0x2b0 [ 34.880132] [] binder_get_thread+0x181/0x7a0 [ 34.886272] [] binder_poll+0x4a/0x210 [ 34.891800] [] SyS_epoll_ctl+0x10b1/0x2050 [ 34.897773] [] entry_SYSCALL_64_fastpath+0x16/0x92 [ 34.904434] [ 34.906031] Freed by task 3323: [ 34.909274] [] save_stack_trace+0x26/0x50 [ 34.915149] [] save_stack+0x43/0xd0 [ 34.920510] [] kasan_slab_free+0x72/0xc0 [ 34.926304] [] kfree+0xfc/0x300 [ 34.932988] [] binder_thread_dec_tmpref+0x1c1/0x250 [ 34.941907] [] binder_thread_release+0x27d/0x540 [ 34.948392] [] binder_ioctl+0xb94/0x12e0 [ 34.954199] [] do_vfs_ioctl+0x7aa/0xee0 [ 34.959901] [] SyS_ioctl+0x8f/0xc0 [ 34.965172] [] entry_SYSCALL_64_fastpath+0x16/0x92 [ 34.971833] [ 34.973431] The buggy address belongs to the object at ffff8801cfc35b80 [ 34.973431] which belongs to the cache kmalloc-512 of size 512 [ 34.986053] The buggy address is located 184 bytes inside of [ 34.986053] 512-byte region [ffff8801cfc35b80, ffff8801cfc35d80) [ 34.997893] 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 1876382496 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 [ 1.191603] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.192755] pid_max: default: 32768 minimum: 301 [ 1.193457] ACPI: Core revision 20150930 [ 1.265278] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.266456] Security Framework initialized [ 1.267022] SELinux: Initializing. [ 1.267672] AppArmor: AppArmor disabled by boot time parameter [ 1.268588] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.269513] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.273235] Initializing cgroup subsys io [ 1.273833] Initializing cgroup subsys freezer [ 1.274478] Initializing cgroup subsys hugetlb [ 1.275116] Initializing cgroup subsys debug [ 1.275879] CPU: Physical Processor ID: 0 [ 1.277742] mce: CPU supports 32 MCE banks [ 1.278473] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.279317] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.282567] Freeing SMP alternatives memory: 44K [ 1.291503] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.410833] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.412287] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.501092] x86: Booting SMP configuration: [ 1.501738] .... node #0, CPUs: #1 [ 1.502483] kvm-clock: cpu 1, msr 2:1fffd041, secondary cpu clock [ 1.507133] x86: Booted up 1 node, 2 CPUs [ 1.507696] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.512148] devtmpfs: initialized [ 1.521430] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.522780] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.524335] xor: automatically using best checksumming function: [ 1.527897] kworker/u4:0 (21) used greatest stack depth: 27224 bytes left [ 1.620834] avx : 21762.400 MB/sec [ 1.621891] RTC time: 21:54:56, date: 01/16/18 [ 1.624180] NET: Registered protocol family 16 [ 1.625269] schedtune: init normalization constants... [ 1.625971] schedtune: no energy model data [ 1.626545] schedtune: disabled! [ 1.651127] cpuidle: using governor ladder [ 1.680884] cpuidle: using governor menu [ 1.682174] ACPI: bus type PCI registered [ 1.682733] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 1.685123] PCI: Using configuration type 1 for base access [ 2.030842] raid6: sse2x1 gen() 4673 MB/s [ 2.200795] raid6: sse2x1 xor() 2515 MB/s [ 2.370767] raid6: sse2x2 gen() 7545 MB/s [ 2.540741] raid6: sse2x2 xor() 4258 MB/s [ 2.710727] raid6: sse2x4 gen() 9883 MB/s [ 2.880711] raid6: sse2x4 xor() 5215 MB/s [ 3.050699] raid6: avx2x1 gen() 9314 MB/s [ 3.220694] raid6: avx2x2 gen() 14675 MB/s [ 3.390659] raid6: avx2x4 gen() 19229 MB/s [ 3.391333] raid6: using algorithm avx2x4 gen() 19229 MB/s [ 3.392101] raid6: using avx2x2 recovery algorithm [ 3.393312] ACPI: Added _OSI(Module Device) [ 3.393915] ACPI: Added _OSI(Processor Device) [ 3.394526] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.395171] ACPI: Added _OSI(Processor Aggregator Device) [ 3.405666] ACPI: Executed 2 blocks of module-level executable AML code [ 3.481600] ACPI: Interpreter enabled [ 3.482583] ACPI: (supports S0 S3 S4 S5) [ 3.483215] ACPI: Using IOAPIC for interrupt routing [ 3.484256] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.678089] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.679085] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 3.680404] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 3.681412] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 3.707179] PCI host bridge to bus 0000:00 [ 3.707811] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.708815] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.709744] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.710761] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 3.711782] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.747824] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 3.831288] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 3.837320] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 3.843125] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 3.848806] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 3.852289] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 3.865985] ACPI: Enabled 16 GPEs in block 00 to 0F [ 3.868720] vgaarb: loaded [ 3.871562] SCSI subsystem initialized [ 3.887985] ACPI: bus type USB registered [ 3.889208] usbcore: registered new interface driver usbfs [ 3.890320] usbcore: registered new interface driver hub [ 3.891311] usbcore: registered new device driver usb [ 3.892743] pps_core: LinuxPPS API ver. 1 registered [ 3.893448] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 3.894829] PTP clock support registered [ 3.902330] Advanced Linux Sound Architecture Driver Initialized. [ 3.904714] PCI: Using ACPI for IRQ routing [ 3.912437] NetLabel: Initializing [ 3.912995] NetLabel: domain hash size = 128 [ 3.913595] NetLabel: protocols = UNLABELED CIPSOv4 [ 3.914550] NetLabel: unlabeled traffic allowed by default [ 3.916553] amd_nb: Cannot enumerate AMD northbridges [ 3.917385] clocksource: Switched to clocksource kvm-clock [ 4.078505] pnp: PnP ACPI init [ 4.101209] pnp: PnP ACPI: found 7 devices [ 4.115462] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.117056] NET: Registered protocol family 2 [ 4.120072] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 4.121574] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 4.129366] TCP: Hash tables configured (established 65536 bind 65536) [ 4.130544] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 4.132745] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 4.135348] NET: Registered protocol family 1 [ 4.136080] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.138475] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.139402] software IO TLB [mem 0xbbffd000-0xbfffd000] (64MB) mapped at [ffff8800bbffd000-ffff8800bfffcfff] [ 4.141307] RAPL PMU detected, API unit is 2^-32 Joules, 3 fixed counters 10737418240 ms ovfl timer [ 4.142508] hw unit of domain pp0-core 2^-0 Joules [ 4.143160] hw unit of domain package 2^-0 Joules [ 4.143803] hw unit of domain dram 2^-16 Joules [ 4.150158] Scanning for low memory corruption every 60 seconds [ 4.158341] audit: initializing netlink subsys (disabled) [ 4.159392] audit: type=2000 audit(1516139698.664:1): initialized [ 4.167013] HugeTLB registered 2 MB page size, pre-allocated 0 pages [ 4.301054] VFS: Disk quotas dquot_6.6.0 [ 4.302726] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 4.325961] fuse init (API version 7.23) [ 4.329382] 9p: Installing v9fs 9p2000 file system support [ 4.344673] async_tx: api initialized (async) [ 4.346679] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 4.348684] io scheduler noop registered [ 4.349277] io scheduler deadline registered [ 4.351685] io scheduler cfq registered (default) [ 4.361455] pci_hotplug: PCI Hot Plug PCI Core version: 0.5 [ 4.365154] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 4.366314] ACPI: Power Button [PWRF] [ 4.369859] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 4.371082] ACPI: Sleep Button [SLPF] [ 4.404412] ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 4.405293] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 4.427589] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 4.428639] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 4.435483] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 4.458877] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 4.483897] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 4.508231] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 4.533482] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 4.542290] Non-volatile memory driver v1.3 [ 4.544134] Linux agpgart interface v0.103 [ 4.547501] [drm] Initialized drm 1.1.0 20060810 [ 4.648591] brd: module loaded [ 4.686526] loop: module loaded [ 4.730315] nbd: registered device at major 43 [ 4.866585] drbd: initialized. Version: 8.4.5 (api:1/proto:86-101) [ 4.867454] drbd: built-in [ 4.867854] drbd: registered as block device major 147 [ 4.903268] scsi host0: Virtio SCSI HBA [ 4.939732] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 5.138013] tsc: Refined TSC clocksource calibration: 2299.929 MHz [ 5.139838] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x2126f20cd44, max_idle_ns: 440795247390 ns [ 5.611964] st: Version 20101219, fixed bufsize 32768, s/g segs 256 [ 5.614154] osst :I: Tape driver with OnStream support version 0.99.4 [ 5.614154] osst :I: $Id: osst.c,v 1.73 2005/01/01 21:13:34 wriede Exp $ [ 5.621163] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 5.622762] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 5.624568] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 5.625942] sd 0:0:1:0: [sda] Write Protect is off [ 5.626220] SCSI Media Changer driver v0.25 [ 5.629310] tun: Universal TUN/TAP device driver, 1.6 [ 5.630525] tun: (C) 1999-2004 Max Krasnyansky [ 5.630555] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 5.643768] sda: sda1 [ 5.662152] sd 0:0:1:0: [sda] Attached SCSI disk [ 5.663894] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 5.664735] e100: Copyright(c) 1999-2006 Intel Corporation [ 5.666437] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 5.667339] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 5.669232] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 5.670725] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 5.671881] sky2: driver version 1.30 [ 5.673995] PPP generic driver version 2.4.2 [ 5.676174] PPP BSD Compression module registered [ 5.677538] PPP Deflate Compression module registered [ 5.678683] PPP MPPE Compression module registered [ 5.679695] NET: Registered protocol family 24 [ 5.680641] usbcore: registered new interface driver asix [ 5.681865] usbcore: registered new interface driver ax88179_178a [ 5.683089] usbcore: registered new interface driver cdc_ether [ 5.684184] usbcore: registered new interface driver net1080 [ 5.685403] usbcore: registered new interface driver cdc_subset [ 5.686519] usbcore: registered new interface driver zaurus [ 5.688277] usbcore: registered new interface driver cdc_ncm [ 5.691363] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 5.692729] ehci-pci: EHCI PCI platform driver [ 5.693659] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 5.695277] ohci-pci: OHCI PCI platform driver [ 5.696525] uhci_hcd: USB Universal Host Controller Interface driver [ 5.699864] usbcore: registered new interface driver usblp [ 5.701091] usbcore: registered new interface driver usb-storage [ 5.704098] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 5.707075] i8042: Warning: Keylock active [ 5.708913] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 5.711578] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 5.715408] mousedev: PS/2 mouse device common for all mice [ 5.720433] usbcore: registered new interface driver xpad [ 5.721957] usbcore: registered new interface driver usb_acecad [ 5.723643] usbcore: registered new interface driver aiptek [ 5.725167] usbcore: registered new interface driver gtco [ 5.726322] usbcore: registered new interface driver hanwang [ 5.727725] usbcore: registered new interface driver kbtab [ 5.731557] rtc_cmos 00:00: RTC can wake from S4 [ 5.734065] rtc_cmos 00:00: rtc core: registered rtc_cmos as rtc0 [ 5.735086] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 5.737591] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 5.742149] softdog: Software Watchdog Timer: 0.08 initialized. soft_noboot=0 soft_margin=60 sec soft_panic=0 (nowayout=0) [ 5.743657] md: linear personality registered for level -1 [ 5.745109] md: raid0 personality registered for level 0 [ 5.746098] md: raid1 personality registered for level 1 [ 5.747453] md: raid10 personality registered for level 10 [ 5.759704] md: raid6 personality registered for level 6 [ 5.760751] md: raid5 personality registered for level 5 [ 5.761901] md: raid4 personality registered for level 4 [ 5.762764] md: multipath personality registered for level -4 [ 5.763436] md: faulty personality registered for level -5 [ 5.768457] device-mapper: uevent: version 1.0.3 [ 5.773073] device-mapper: ioctl: 4.34.0-ioctl (2015-10-28) initialised: dm-devel@redhat.com [ 5.796927] device-mapper: multipath: version 1.10.0 loaded [ 5.797624] device-mapper: multipath round-robin: version 1.0.0 loaded [ 5.798974] device-mapper: multipath queue-length: version 0.1.0 loaded [ 5.800171] device-mapper: multipath service-time: version 0.2.0 loaded [ 5.803191] device-mapper: raid: Loading target version 1.7.0 [ 5.807367] hidraw: raw HID events driver (C) Jiri Kosina [ 5.839795] usbcore: registered new interface driver usbhid [ 5.841157] usbhid: USB HID core driver [ 5.844269] ashmem: initialized [ 5.895372] oprofile: using timer interrupt. [ 5.897016] pktgen: Packet Generator for packet performance testing. Version: 2.75 [ 5.900654] GACT probability on [ 5.901491] Mirror/redirect action on [ 5.902574] Simple TC action Loaded [ 5.906434] netem: version 1.3 [ 5.906819] u32 classifier [ 5.907696] Actions configured [ 5.908283] Netfilter messages via NETLINK v0.30. [ 5.909342] nf_conntrack version 0.5.0 (65536 buckets, 262144 max) [ 5.913582] ctnetlink v0.93: registering with nfnetlink. [ 5.915058] nf_tables: (c) 2007-2009 Patrick McHardy [ 5.920776] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 5.930279] xt_time: kernel timezone is -0000 [ 5.931504] IPVS: Registered protocols (TCP, UDP, AH, ESP) [ 5.933135] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 5.935326] IPVS: Creating netns size=2552 id=0 [ 5.936020] IPVS: ipvs loaded. [ 5.936865] IPVS: [rr] scheduler registered. [ 5.938637] IPVS: [wrr] scheduler registered. [ 5.939330] IPVS: [lc] scheduler registered. [ 5.940153] IPVS: [wlc] scheduler registered. [ 5.941098] IPVS: [lblc] scheduler registered. [ 5.942013] IPVS: [lblcr] scheduler registered. [ 5.943188] IPVS: [dh] scheduler registered. [ 5.944296] IPVS: [sh] scheduler registered. [ 5.945379] IPVS: [sed] scheduler registered. [ 5.946157] IPVS: [nq] scheduler registered. [ 5.946805] ipip: IPv4 over IPv4 tunneling driver [ 5.951585] ip_tables: (C) 2000-2006 Netfilter Core Team [ 5.953164] arp_tables: (C) 2002 David S. Miller [ 5.954688] Initializing XFRM netlink socket [ 5.963171] NET: Registered protocol family 10 [ 5.982904] mip6: Mobile IPv6 [ 5.983825] ip6_tables: (C) 2000-2006 Netfilter Core Team [ 5.985993] sit: IPv6 over IPv4 tunneling driver [ 5.990811] NET: Registered protocol family 17 [ 5.991464] NET: Registered protocol family 15 [ 5.992326] l2tp_core: L2TP core driver, V2.0 [ 5.993113] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 5.994310] 9pnet: Installing 9P2000 support [ 5.995876] Key type dns_resolver registered [ 6.003976] microcode: CPU0 sig=0x306f0, pf=0x1, revision=0x1 [ 6.004662] microcode: CPU1 sig=0x306f0, pf=0x1, revision=0x1 [ 6.006252] microcode: Microcode Update Driver: v2.01 , Peter Oruba [ 6.007921] AVX2 version of gcm_enc/dec engaged. [ 6.008400] AES CTR mode by8 optimization enabled [ 6.016408] registered taskstats version 1 [ 6.040680] Btrfs loaded [ 6.053360] Magic number: 2:291:955 [ 6.054535] console [netcon0] enabled [ 6.055454] netconsole: network logging started [ 6.057572] ALSA device list: [ 6.058028] No soundcards found. [ 6.060099] md: Waiting for all devices to be available before autodetect [ 6.061016] md: If you don't use raid, use raid=noautodetect [ 6.069671] md: Autodetecting RAID arrays. [ 6.070286] md: Scanned 0 and added 0 devices. [ 6.070895] md: autorun ... [ 6.071294] md: ... autorun DONE. [ 6.074737] EXT4-fs (sda1): couldn't mount as ext3 due to feature incompatibilities [ 6.078985] EXT4-fs (sda1): INFO: recovery required on readonly filesystem [ 6.079946] EXT4-fs (sda1): write access will be enabled during recovery [ 6.306052] EXT4-fs (sda1): recovery complete [ 6.308554] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null) [ 6.309733] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 6.311734] devtmpfs: mounted [ 6.318122] Freeing unused kernel memory: 1844K [ 6.318786] Kernel memory protection disabled.