[....] Starting file context maintaining daemon: restorecond[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 15.630027] random: sshd: uninitialized urandom read (32 bytes read, 33 bits of entropy available) [?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 21.669794] random: sshd: uninitialized urandom read (32 bytes read, 38 bits of entropy available) [ 21.987708] random: sshd: uninitialized urandom read (32 bytes read, 38 bits of entropy available) [ 22.852770] random: sshd: uninitialized urandom read (32 bytes read, 110 bits of entropy available) [ 28.825699] random: sshd: uninitialized urandom read (32 bytes read, 121 bits of entropy available) Warning: Permanently added '10.128.0.50' (ECDSA) to the list of known hosts. [ 34.217543] random: sshd: uninitialized urandom read (32 bytes read, 127 bits of entropy available) executing program [ 34.316468] ================================================================== [ 34.323836] BUG: KASAN: use-after-free in __lock_acquire+0x387e/0x4b50 [ 34.330476] Read of size 8 at addr ffff8801d2d3e0b8 by task syzkaller007254/3317 [ 34.337975] [ 34.339572] CPU: 1 PID: 3317 Comm: syzkaller007254 Not tainted 4.4.111-g1849cd3 #26 [ 34.347329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.356652] 0000000000000000 91bd5dd32d704914 ffff8800b476f8d0 ffffffff81d0509d [ 34.364618] ffffea00074b4f80 ffff8801d2d3e0b8 0000000000000000 ffff8801d2d3e0b8 [ 34.372593] 0000000000000000 ffff8800b476f908 ffffffff814fd433 ffff8801d2d3e0b8 [ 34.380552] Call Trace: [ 34.383107] [<ffffffff81d0509d>] dump_stack+0xc1/0x124 [ 34.388436] [<ffffffff814fd433>] print_address_description+0x73/0x260 [ 34.395073] [<ffffffff814fd945>] kasan_report+0x285/0x370 [ 34.400671] [<ffffffff81239cae>] ? __lock_acquire+0x387e/0x4b50 [ 34.406783] [<ffffffff814fdaa4>] __asan_report_load8_noabort+0x14/0x20 [ 34.413504] [<ffffffff81239cae>] __lock_acquire+0x387e/0x4b50 [ 34.419441] [<ffffffff81236f8f>] ? __lock_acquire+0xb5f/0x4b50 [ 34.425472] [<ffffffff81236430>] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 34.432452] [<ffffffff81236430>] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 34.439429] [<ffffffff8123581f>] ? mark_held_locks+0xaf/0x100 [ 34.445373] [<ffffffff8123c7ee>] lock_acquire+0x15e/0x460 [ 34.450966] [<ffffffff8121f194>] ? remove_wait_queue+0x14/0x40 [ 34.456995] [<ffffffff8377546e>] _raw_spin_lock_irqsave+0x4e/0x70 [ 34.463279] [<ffffffff8121f194>] ? remove_wait_queue+0x14/0x40 [ 34.469301] [<ffffffff8121f194>] remove_wait_queue+0x14/0x40 [ 34.475152] [<ffffffff815f6838>] ep_unregister_pollwait.isra.6+0xa8/0x220 [ 34.482134] [<ffffffff815f68a4>] ? ep_unregister_pollwait.isra.6+0x114/0x220 [ 34.489373] [<ffffffff815f7690>] ? ep_free+0x1c0/0x1c0 [ 34.494704] [<ffffffff815f7563>] ep_free+0x93/0x1c0 [ 34.499775] [<ffffffff815f7690>] ? ep_free+0x1c0/0x1c0 [ 34.505112] [<ffffffff815f76d4>] ep_eventpoll_release+0x44/0x60 [ 34.511226] [<ffffffff81522a73>] __fput+0x233/0x6d0 [ 34.516294] [<ffffffff81522f95>] ____fput+0x15/0x20 [ 34.521363] [<ffffffff8118bae4>] task_work_run+0x104/0x180 [ 34.527041] [<ffffffff81132eb1>] do_exit+0x871/0x2a20 [ 34.532283] [<ffffffff81132640>] ? release_task+0x1240/0x1240 [ 34.538221] [<ffffffff815f9610>] ? SyS_epoll_create+0x190/0x190 [ 34.544330] [<ffffffff81139328>] do_group_exit+0x108/0x320 [ 34.550006] [<ffffffff81003044>] ? lockdep_sys_exit_thunk+0x12/0x14 [ 34.556465] [<ffffffff8113955d>] SyS_exit_group+0x1d/0x20 [ 34.562055] [<ffffffff83775899>] entry_SYSCALL_64_fastpath+0x16/0x92 [ 34.568599] [ 34.570209] Allocated by task 3317: [ 34.573801] [<ffffffff81035d26>] save_stack_trace+0x26/0x50 [ 34.579690] [<ffffffff814fc4a3>] save_stack+0x43/0xd0 [ 34.585050] [<ffffffff814fc76d>] kasan_kmalloc+0xad/0xe0 [ 34.590667] [<ffffffff814f86e0>] kmem_cache_alloc_trace+0x100/0x2b0 [ 34.597238] [<ffffffff82c7ec51>] binder_get_thread+0x181/0x7a0 [ 34.603387] [<ffffffff82c7f2ba>] binder_poll+0x4a/0x210 [ 34.608917] [<ffffffff815fa6c1>] SyS_epoll_ctl+0x10b1/0x2050 [ 34.614883] [<ffffffff83775899>] entry_SYSCALL_64_fastpath+0x16/0x92 [ 34.621541] [ 34.623136] Freed by task 3317: [ 34.626377] [<ffffffff81035d26>] save_stack_trace+0x26/0x50 [ 34.632254] [<ffffffff814fc4a3>] save_stack+0x43/0xd0 [ 34.637608] [<ffffffff814fcdc2>] kasan_slab_free+0x72/0xc0 [ 34.643400] [<ffffffff814f984c>] kfree+0xfc/0x300 [ 34.648409] [<ffffffff82c781a1>] binder_thread_dec_tmpref+0x1c1/0x250 [ 34.655164] [<ffffffff82c78cdd>] binder_thread_release+0x27d/0x540 [ 34.661647] [<ffffffff82c93944>] binder_ioctl+0xb94/0x12e0 [ 34.667442] [<ffffffff815594aa>] do_vfs_ioctl+0x7aa/0xee0 [ 34.673151] [<ffffffff81559c6f>] SyS_ioctl+0x8f/0xc0 [ 34.678425] [<ffffffff83775899>] entry_SYSCALL_64_fastpath+0x16/0x92 [ 34.685084] [ 34.686681] The buggy address belongs to the object at ffff8801d2d3e000 [ 34.686681] which belongs to the cache kmalloc-512 of size 512 [ 34.699301] The buggy address is located 184 bytes inside of [ 34.699301] 512-byte region [ffff8801d2d3e000, ffff8801d2d3e200) [ 34.711140] The buggy address belongs to the page: [ 34.718045] BUG: unable to handle kernel NULL pointer dereference at (null) [ 34.726237] IP: [< (null)>] (null) [ 34.731509] PGD 0 [ 34.733746] Oops: 0010 [#1] PREEMPT SMP KASAN [ 34.738971] Dumping ftrace buffer: [ 34.742477] (ftrace buffer empty) [ 34.746156] Modules linked in: [ 34.749434] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.4.111-g1849cd3 #26 [ 34.756421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.765749] task: ffffffff84217840 task.stack: ffffffff84200000 [ 34.771770] RIP: 0010:[<0000000000000000>] [< (null)>] (null) [ 34.779470] RSP: 0018:ffff8801db207df0 EFLAGS: 00010006 [ 34.784892] RAX: ffffffff84217840 RBX: ffff8800b4607df8 RCX: ffffffff812ac9a0 [ 34.792138] RDX: 0000000000010000 RSI: ffffffff839fd820 RDI: ffff8800b4607df8 [ 34.799374] RBP: ffff8801db207ee0 R08: 1ffff1003b28b442 R09: 0000000000000001 [ 34.806610] R10: 0000000000000000 R11: 1ffff1003b640f6a R12: 0000000000000000 [ 34.813849] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8801db219640 [ 34.821088] FS: 0000000000000000(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000 [ 34.829281] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.835131] CR2: 0000000000000000 CR3: 00000000b4f36000 CR4: 0000000000160670 [ 34.842370] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.849613] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.856849] Stack: [ 34.858967] ffffffff812ac9a6 ffff88021fffd017 ffff88021fffd01b ffff88021fffd00f [ 34.866926] 1ffff1003b640fcb ffff8801db2196a0 ffffed003b640fca ffff8801db219700 [ 34.874884] 0303fc0000000001 ffff8801db219678 ffffed003b6432d4 ffff8801db219718 [ 34.882843] Call Trace: [ 34.885394] <IRQ> [ 34.887431] [<ffffffff812ac9a6>] ? __hrtimer_run_queues+0x306/0xfe0 [ 34.894180] [<ffffffff812ac6a0>] ? hrtimer_fixup_init+0x70/0x70 [ 34.900297] [<ffffffff812aee01>] ? hrtimer_interrupt+0x131/0x440 [ 34.906494] [<ffffffff812aee76>] hrtimer_interrupt+0x1a6/0x440 [ 34.912519] [<ffffffff810b091a>] local_apic_timer_interrupt+0x6a/0xb0 [ 34.919150] [<ffffffff837784f6>] smp_apic_timer_interrupt+0x76/0xa0 [ 34.925623] [<ffffffff83777450>] apic_timer_interrupt+0xa0/0xb0 [ 34.931736] <EOI> [ 34.933770] [<ffffffff810d0526>] ? native_safe_halt+0x6/0x10 [ 34.939906] [<ffffffff81027e15>] default_idle+0x55/0x3c0 [ 34.945406] [<ffffffff8102938a>] arch_cpu_idle+0xa/0x10 [ 34.950827] [<ffffffff81220508>] default_idle_call+0x48/0x70 [ 34.956679] [<ffffffff81220c15>] cpu_startup_entry+0x605/0x820 [ 34.962703] [<ffffffff81220610>] ? call_cpuidle+0xe0/0xe0 [ 34.968293] [<ffffffff837628b9>] rest_init+0x189/0x190 [ 34.973624] [<ffffffff84820811>] start_kernel+0x6b9/0x6ee [ 34.979215] [<ffffffff84820158>] ? thread_stack_cache_init+0xb/0xb [ 34.985595] [<ffffffff8481f120>] ? early_idt_handler_array+0x120/0x120 [ 34.992314] [<ffffffff8481f120>] ? early_idt_handler_array+0x120/0x120 [ 34.999031] [<ffffffff8481f312>] x86_64_start_reservations+0x2a/0x2c [ 35.005575] [<ffffffff8481f454>] x86_64_start_kernel+0x140/0x163 [ 35.011774] Code: Bad RIP value. [ 35.015428] RIP [< (null)>] (null) [ 35.020783] RSP <ffff8801db207df0> [ 35.024375] CR2: 0000000000000000 [ 35.027807] ---[ end trace 3ce0dbf06817bb1a ]--- [ 35.032539] Kernel panic - not syncing: Fatal exception in interrupt 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: 0x00000000014268a0 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-g1849cd3 (syzkaller@ci) (gcc version 7.1.1 20170620 (GCC) ) #26 SMP PREEMPT Sun Jan 14 10:07:27 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 1913212212 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 [ 1.111414] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.112606] pid_max: default: 32768 minimum: 301 [ 1.113307] ACPI: Core revision 20150930 [ 1.186501] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.187789] Security Framework initialized [ 1.188386] SELinux: Initializing. [ 1.189053] AppArmor: AppArmor disabled by boot time parameter [ 1.189963] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.190942] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.194681] Initializing cgroup subsys io [ 1.195278] Initializing cgroup subsys freezer [ 1.195923] Initializing cgroup subsys hugetlb [ 1.196545] Initializing cgroup subsys debug [ 1.197331] CPU: Physical Processor ID: 0 [ 1.199072] mce: CPU supports 32 MCE banks [ 1.199826] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.200682] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.203888] Freeing SMP alternatives memory: 44K [ 1.213506] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.330774] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.332275] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.421018] x86: Booting SMP configuration: [ 1.421665] .... node #0, CPUs: #1 [ 1.422445] kvm-clock: cpu 1, msr 2:1fffd041, secondary cpu clock [ 1.427192] x86: Booted up 1 node, 2 CPUs [ 1.427779] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.432475] devtmpfs: initialized [ 1.442188] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.443594] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.445280] xor: automatically using best checksumming function: [ 1.458316] kworker/u4:0 (21) used greatest stack depth: 27864 bytes left [ 1.540759] avx : 21768.400 MB/sec [ 1.541981] RTC time: 16:48:56, date: 01/14/18 [ 1.544298] NET: Registered protocol family 16 [ 1.545398] schedtune: init normalization constants... [ 1.546109] schedtune: no energy model data [ 1.546694] schedtune: disabled! [ 1.581031] cpuidle: using governor ladder [ 1.610798] cpuidle: using governor menu [ 1.612069] ACPI: bus type PCI registered [ 1.612657] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 1.615492] PCI: Using configuration type 1 for base access [ 1.623619] kworker/u4:1 (49) used greatest stack depth: 27224 bytes left [ 2.060732] raid6: sse2x1 gen() 4632 MB/s [ 2.230677] raid6: sse2x1 xor() 2408 MB/s [ 2.400665] raid6: sse2x2 gen() 7394 MB/s [ 2.570631] raid6: sse2x2 xor() 4238 MB/s [ 2.740600] raid6: sse2x4 gen() 9883 MB/s [ 2.910582] raid6: sse2x4 xor() 5193 MB/s [ 3.080560] raid6: avx2x1 gen() 9442 MB/s [ 3.250537] raid6: avx2x2 gen() 14595 MB/s [ 3.420507] raid6: avx2x4 gen() 18846 MB/s [ 3.421161] raid6: using algorithm avx2x4 gen() 18846 MB/s [ 3.421921] raid6: using avx2x2 recovery algorithm [ 3.423277] ACPI: Added _OSI(Module Device) [ 3.423987] ACPI: Added _OSI(Processor Device) [ 3.424600] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.425244] ACPI: Added _OSI(Processor Aggregator Device) [ 3.435700] ACPI: Executed 2 blocks of module-level executable AML code [ 3.511606] ACPI: Interpreter enabled [ 3.512533] ACPI: (supports S0 S3 S4 S5) [ 3.513080] ACPI: Using IOAPIC for interrupt routing [ 3.514272] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.724131] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.725160] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 3.726486] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 3.727547] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 3.753920] PCI host bridge to bus 0000:00 [ 3.754543] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.755490] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.756469] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.757538] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 3.758587] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.797334] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 3.883051] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 3.889154] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 3.895092] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 3.901083] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 3.904571] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 3.918018] ACPI: Enabled 16 GPEs in block 00 to 0F [ 3.921552] vgaarb: loaded [ 3.924753] SCSI subsystem initialized [ 3.932269] ACPI: bus type USB registered [ 3.934421] usbcore: registered new interface driver usbfs [ 3.935787] usbcore: registered new interface driver hub [ 3.936912] usbcore: registered new device driver usb [ 3.939024] pps_core: LinuxPPS API ver. 1 registered [ 3.940545] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it> [ 3.941973] PTP clock support registered [ 3.945668] Advanced Linux Sound Architecture Driver Initialized. [ 3.947322] PCI: Using ACPI for IRQ routing [ 3.960886] NetLabel: Initializing [ 3.961578] NetLabel: domain hash size = 128 [ 3.962211] NetLabel: protocols = UNLABELED CIPSOv4 [ 3.963227] NetLabel: unlabeled traffic allowed by default [ 3.965725] amd_nb: Cannot enumerate AMD northbridges [ 3.966543] clocksource: Switched to clocksource kvm-clock [ 4.129592] pnp: PnP ACPI init [ 4.152836] pnp: PnP ACPI: found 7 devices [ 4.166432] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.168367] NET: Registered protocol family 2 [ 4.170873] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 4.172366] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 4.179530] TCP: Hash tables configured (established 65536 bind 65536) [ 4.180684] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 4.182924] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 4.185532] NET: Registered protocol family 1 [ 4.186294] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.188464] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.189455] software IO TLB [mem 0xbbffd000-0xbfffd000] (64MB) mapped at [ffff8800bbffd000-ffff8800bfffcfff] [ 4.191489] RAPL PMU detected, API unit is 2^-32 Joules, 3 fixed counters 10737418240 ms ovfl timer [ 4.192756] hw unit of domain pp0-core 2^-0 Joules [ 4.193440] hw unit of domain package 2^-0 Joules [ 4.194103] hw unit of domain dram 2^-16 Joules [ 4.201663] Scanning for low memory corruption every 60 seconds [ 4.209724] audit: initializing netlink subsys (disabled) [ 4.210769] audit: type=2000 audit(1515948539.119:1): initialized [ 4.218238] HugeTLB registered 2 MB page size, pre-allocated 0 pages [ 4.351654] VFS: Disk quotas dquot_6.6.0 [ 4.353280] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 4.376165] fuse init (API version 7.23) [ 4.380673] 9p: Installing v9fs 9p2000 file system support [ 4.394391] async_tx: api initialized (async) [ 4.396164] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 4.397554] io scheduler noop registered [ 4.398405] io scheduler deadline registered [ 4.401292] io scheduler cfq registered (default) [ 4.411896] pci_hotplug: PCI Hot Plug PCI Core version: 0.5 [ 4.415353] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 4.416495] ACPI: Power Button [PWRF] [ 4.418224] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 4.419398] ACPI: Sleep Button [SLPF] [ 4.446221] ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 4.448744] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 4.469468] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 4.470405] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 4.477053] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 4.500082] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 4.525635] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 4.550505] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 4.575495] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 4.583574] Non-volatile memory driver v1.3 [ 4.585653] Linux agpgart interface v0.103 [ 4.588761] [drm] Initialized drm 1.1.0 20060810 [ 4.688194] brd: module loaded [ 4.726911] loop: module loaded [ 4.770355] nbd: registered device at major 43 [ 4.906603] drbd: initialized. Version: 8.4.5 (api:1/proto:86-101) [ 4.907499] drbd: built-in [ 4.908043] drbd: registered as block device major 147 [ 4.944869] scsi host0: Virtio SCSI HBA [ 4.981635] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 5.187080] tsc: Refined TSC clocksource calibration: 2299.801 MHz [ 5.188197] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x2126790ab1b, max_idle_ns: 440795205796 ns [ 5.645875] st: Version 20101219, fixed bufsize 32768, s/g segs 256 [ 5.648387] osst :I: Tape driver with OnStream support version 0.99.4 [ 5.648387] osst :I: $Id: osst.c,v 1.73 2005/01/01 21:13:34 wriede Exp $ [ 5.654419] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 5.656027] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 5.656389] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 5.656747] SCSI Media Changer driver v0.25 [ 5.659613] tun: Universal TUN/TAP device driver, 1.6 [ 5.659616] tun: (C) 1999-2004 Max Krasnyansky <maxk@qualcomm.com> [ 5.672440] sd 0:0:1:0: [sda] Write Protect is off [ 5.675089] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 5.692561] sda: sda1 [ 5.694164] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 5.695499] e100: Copyright(c) 1999-2006 Intel Corporation [ 5.700201] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 5.701411] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 5.703603] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 5.704611] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 5.705437] sd 0:0:1:0: [sda] Attached SCSI disk [ 5.706094] sky2: driver version 1.30 [ 5.707865] PPP generic driver version 2.4.2 [ 5.709957] PPP BSD Compression module registered [ 5.711039] PPP Deflate Compression module registered [ 5.712335] PPP MPPE Compression module registered [ 5.713030] NET: Registered protocol family 24 [ 5.714335] usbcore: registered new interface driver asix [ 5.715713] usbcore: registered new interface driver ax88179_178a [ 5.717001] usbcore: registered new interface driver cdc_ether [ 5.718518] usbcore: registered new interface driver net1080 [ 5.719500] usbcore: registered new interface driver cdc_subset [ 5.720530] usbcore: registered new interface driver zaurus [ 5.721807] usbcore: registered new interface driver cdc_ncm [ 5.724793] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 5.726406] ehci-pci: EHCI PCI platform driver [ 5.727749] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 5.729042] ohci-pci: OHCI PCI platform driver [ 5.730340] uhci_hcd: USB Universal Host Controller Interface driver [ 5.732954] usbcore: registered new interface driver usblp [ 5.734486] usbcore: registered new interface driver usb-storage [ 5.736999] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 5.740598] i8042: Warning: Keylock active [ 5.742762] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 5.745570] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 5.749194] mousedev: PS/2 mouse device common for all mice [ 5.753170] usbcore: registered new interface driver xpad [ 5.754277] usbcore: registered new interface driver usb_acecad [ 5.755726] usbcore: registered new interface driver aiptek [ 5.757698] usbcore: registered new interface driver gtco [ 5.758862] usbcore: registered new interface driver hanwang [ 5.759904] usbcore: registered new interface driver kbtab [ 5.763647] rtc_cmos 00:00: RTC can wake from S4 [ 5.767204] rtc_cmos 00:00: rtc core: registered rtc_cmos as rtc0 [ 5.768776] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 5.771084] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 5.774540] softdog: Software Watchdog Timer: 0.08 initialized. soft_noboot=0 soft_margin=60 sec soft_panic=0 (nowayout=0) [ 5.776611] md: linear personality registered for level -1 [ 5.777810] md: raid0 personality registered for level 0 [ 5.779083] md: raid1 personality registered for level 1 [ 5.779732] md: raid10 personality registered for level 10 [ 5.791968] md: raid6 personality registered for level 6 [ 5.792729] md: raid5 personality registered for level 5 [ 5.793975] md: raid4 personality registered for level 4 [ 5.795251] md: multipath personality registered for level -4 [ 5.796451] md: faulty personality registered for level -5 [ 5.802041] device-mapper: uevent: version 1.0.3 [ 5.805800] device-mapper: ioctl: 4.34.0-ioctl (2015-10-28) initialised: dm-devel@redhat.com [ 5.828835] device-mapper: multipath: version 1.10.0 loaded [ 5.829680] device-mapper: multipath round-robin: version 1.0.0 loaded [ 5.831144] device-mapper: multipath queue-length: version 0.1.0 loaded [ 5.832438] device-mapper: multipath service-time: version 0.2.0 loaded [ 5.835976] device-mapper: raid: Loading target version 1.7.0 [ 5.840629] hidraw: raw HID events driver (C) Jiri Kosina [ 5.872898] usbcore: registered new interface driver usbhid [ 5.873709] usbhid: USB HID core driver [ 5.877219] ashmem: initialized [ 5.929495] oprofile: using timer interrupt. [ 5.930776] pktgen: Packet Generator for packet performance testing. Version: 2.75 [ 5.943410] GACT probability on [ 5.944303] Mirror/redirect action on [ 5.945327] Simple TC action Loaded [ 5.950267] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 5.956472] netem: version 1.3 [ 5.957377] u32 classifier [ 5.958058] Actions configured [ 5.960171] Netfilter messages via NETLINK v0.30. [ 5.961154] nf_conntrack version 0.5.0 (65536 buckets, 262144 max) [ 5.964882] ctnetlink v0.93: registering with nfnetlink. [ 5.966321] nf_tables: (c) 2007-2009 Patrick McHardy <kaber@trash.net> [ 5.973235] xt_time: kernel timezone is -0000 [ 5.974388] IPVS: Registered protocols (TCP, UDP, AH, ESP) [ 5.976398] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 5.978109] IPVS: Creating netns size=2552 id=0 [ 5.979383] IPVS: ipvs loaded. [ 5.979839] IPVS: [rr] scheduler registered. [ 5.980866] IPVS: [wrr] scheduler registered. [ 5.981640] IPVS: [lc] scheduler registered. [ 5.982705] IPVS: [wlc] scheduler registered. [ 5.983776] IPVS: [lblc] scheduler registered. [ 5.984263] IPVS: [lblcr] scheduler registered. [ 5.985059] IPVS: [dh] scheduler registered. [ 5.985982] IPVS: [sh] scheduler registered. [ 5.986520] IPVS: [sed] scheduler registered. [ 5.987054] IPVS: [nq] scheduler registered. [ 5.988056] ipip: IPv4 over IPv4 tunneling driver [ 5.993193] ip_tables: (C) 2000-2006 Netfilter Core Team [ 5.994995] arp_tables: (C) 2002 David S. Miller [ 5.996472] Initializing XFRM netlink socket [ 6.004814] NET: Registered protocol family 10 [ 6.024205] mip6: Mobile IPv6 [ 6.024757] ip6_tables: (C) 2000-2006 Netfilter Core Team [ 6.027037] sit: IPv6 over IPv4 tunneling driver [ 6.031460] NET: Registered protocol family 17 [ 6.032108] NET: Registered protocol family 15 [ 6.033085] l2tp_core: L2TP core driver, V2.0 [ 6.033932] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 6.035001] 9pnet: Installing 9P2000 support [ 6.036520] Key type dns_resolver registered [ 6.042719] microcode: CPU0 sig=0x306f0, pf=0x1, revision=0x1 [ 6.043479] microcode: CPU1 sig=0x306f0, pf=0x1, revision=0x1 [ 6.045211] microcode: Microcode Update Driver: v2.01 <tigran@aivazian.fsnet.co.uk>, Peter Oruba [ 6.046530] AVX2 version of gcm_enc/dec engaged. [ 6.047450] AES CTR mode by8 optimization enabled [ 6.056130] registered taskstats version 1 [ 6.090126] Btrfs loaded [ 6.102874] Magic number: 2:505:843 [ 6.104075] console [netcon0] enabled [ 6.104987] netconsole: network logging started [ 6.108019] ALSA device list: [ 6.108660] No soundcards found. [ 6.110783] md: Waiting for all devices to be available before autodetect [ 6.111697] md: If you don't use raid, use raid=noautodetect [ 6.119074] md: Autodetecting RAID arrays. [ 6.119655] md: Scanned 0 and added 0 devices. [ 6.120264] md: autorun ... [ 6.120659] md: ... autorun DONE. [ 6.134995] EXT4-fs (sda1): couldn't mount as ext3 due to feature incompatibilities [ 6.138760] EXT4-fs (sda1): INFO: recovery required on readonly filesystem