INIT: Id "1" respawning too fast: disabled for 5 minutes INIT: Id "6" respawning too fast: disabled for 5 minutes INIT: Id "2" respawning too fast: disabled for 5 minutes INIT: Id "3" respawning too fast: disabled for 5 minutes INIT: Id "5" respawning too fast: disabled for 5 minutes Warning: Permanently added '10.128.10.46' (ECDSA) to the list of known hosts. 2018/06/17 10:48:48 parsed 1 programs 2018/06/17 10:48:50 executed programs: 0 [ 583.331718] IPVS: Creating netns size=2552 id=1 [ 583.567454] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 583.582646] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 583.661269] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 583.675799] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 583.752695] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 583.767092] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 583.782038] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 583.799395] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 584.482944] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 584.519329] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 722.201626] INFO: task syz-executor0:4266 blocked for more than 120 seconds. [ 722.208833] Not tainted 4.4.138-g07c0138 #60 [ 722.213892] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 722.221864] syz-executor0 D ffff8800b6e679e0 29344 4266 3915 0x20020004 [ 722.229335] ffff8800b6e679e0 0000000000000246 0000000000000292 0000000041b58ab3 [ 722.237352] ffffffff841e1800 ffff8801db31fdb8 ffff8801db31fde0 ffff8801db31f4d8 [ 722.245454] ffff8801db31f4c0 ffff8801d9a41800 ffff8801d344b000 0000000000000000 [ 722.253568] Call Trace: [ 722.256158] [] schedule+0x7a/0x1b0 [ 722.261359] [] blk_mq_freeze_queue_wait+0x120/0x240 [ 722.268035] [] ? blk_mq_tags_cpumask+0x20/0x20 [ 722.274302] [] ? percpu_ref_kill_and_confirm+0xff/0x300 [ 722.281324] [] ? prepare_to_wait_event+0x430/0x430 [ 722.287928] [] blk_mq_freeze_queue+0x1d/0x20 [ 722.294058] [] lo_ioctl+0x722/0x1ad0 [ 722.299418] [] lo_compat_ioctl+0xb2/0x140 [ 722.305237] [] ? lo_ioctl+0x1ad0/0x1ad0 [ 722.310908] [] compat_blkdev_ioctl+0x395/0x3a10 [ 722.317305] [] ? cfq_dispatch_requests+0x2fc0/0x2fc0 [ 722.324147] [] ? save_stack+0x43/0xd0 [ 722.329606] [] ? kasan_slab_free+0x72/0xc0 [ 722.335554] [] ? kfree+0xf4/0x310 [ 722.340741] [] ? SyS_memfd_create+0x258/0x2e0 [ 722.346970] [] ? do_fast_syscall_32+0x326/0x8b0 [ 722.353372] [] ? sysenter_flags_fixed+0xd/0x17 [ 722.359656] [] ? security_file_ioctl+0x8f/0xc0 [ 722.366463] [] ? cfq_dispatch_requests+0x2fc0/0x2fc0 [ 722.374021] [] compat_SyS_ioctl+0x484/0x2270 [ 722.381456] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 722.388509] [] ? compat_SyS_ppoll+0x420/0x420 [ 722.395206] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 722.402175] [] ? debug_check_no_obj_freed+0x2ec/0x940 [ 722.409044] [] ? compat_SyS_futex+0x1e1/0x2f0 [ 722.415222] [] ? compat_SyS_get_robust_list+0x310/0x310 [ 722.422802] [] ? compat_writev+0x150/0x150 [ 722.428664] [] ? kasan_slab_free+0x88/0xc0 [ 722.434636] [] ? do_fast_syscall_32+0xdb/0x8b0 [ 722.440847] [] ? compat_SyS_ppoll+0x420/0x420 [ 722.446998] [] do_fast_syscall_32+0x326/0x8b0 [ 722.453368] [] sysenter_flags_fixed+0xd/0x17 [ 722.459467] 1 lock held by syz-executor0/4266: [ 722.464057] #0: (&lo->lo_ctl_mutex/1){+.+.+.}, at: [] lo_ioctl+0x8b/0x1ad0 [ 722.473516] Sending NMI to all CPUs: [ 722.478470] NMI backtrace for cpu 0 [ 722.482098] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.4.138-g07c0138 #60 [ 722.489080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 722.498447] task: ffffffff84417840 task.stack: ffffffff84400000 [ 722.504497] RIP: 0010:[] [] native_safe_halt+0x6/0x10 [ 722.512982] RSP: 0018:ffffffff84407dc8 EFLAGS: 00000246 [ 722.518403] RAX: 0000000000000007 RBX: ffffffff84a05fa8 RCX: 0000000000000000 [ 722.525686] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffffff8441811c [ 722.532957] RBP: ffffffff84407dc8 R08: 0000000000000000 R09: 0000000000000000 [ 722.540208] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 722.547478] R13: 0000000000000000 R14: fffffbfff07488e8 R15: ffffffff84a05fa8 [ 722.554740] FS: 0000000000000000(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000 [ 722.562954] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 722.568817] CR2: 0000000008462798 CR3: 00000000aff65000 CR4: 00000000001606f0 [ 722.576082] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 722.583338] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 722.590579] Stack: [ 722.592721] ffffffff84407e00 ffffffff81025cf5 ffffffff84408000 0000000000000000 [ 722.600224] 0000000000000000 fffffbfff07488e8 ffffffff84a05fa8 ffffffff84407e10 [ 722.607923] ffffffff81027240 ffffffff84407e28 ffffffff8121bc07 dffffc0000000000 [ 722.615705] Call Trace: [ 722.618259] [] default_idle+0x55/0x3c0 [ 722.623783] [] arch_cpu_idle+0x10/0x20 [ 722.629289] [] default_idle_call+0x57/0x70 [ 722.635181] [] cpu_startup_entry+0x6af/0x780 [ 722.641216] [] ? call_cpuidle+0xe0/0xe0 [ 722.646828] [] rest_init+0x188/0x18e [ 722.652177] [] start_kernel+0x6b3/0x6e7 [ 722.657768] [] ? thread_stack_cache_init+0xb/0xb [ 722.664167] [] ? early_idt_handler_array+0x120/0x120 [ 722.670888] [] ? early_idt_handler_array+0x120/0x120 [ 722.677645] [] x86_64_start_reservations+0x29/0x2b [ 722.684204] [] x86_64_start_kernel+0x13f/0x162 [ 722.690405] Code: 00 00 00 00 00 55 48 89 e5 fa 5d c3 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 fb 5d c3 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 fb f4 <5d> c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 f4 5d c3 66 0f 1f 84 [ 722.709389] NMI backtrace for cpu 1 [ 722.713011] CPU: 1 PID: 491 Comm: khungtaskd Not tainted 4.4.138-g07c0138 #60 [ 722.720869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 722.730311] task: ffff8801d8e10000 task.stack: ffff8801d8e08000 [ 722.736353] RIP: 0010:[] [] flat_send_IPI_mask+0xf6/0x1a0 [ 722.745099] RSP: 0018:ffff8801d8e0fcc8 EFLAGS: 00000046 [ 722.750520] RAX: 0000000003000000 RBX: 0000000000000c00 RCX: 0000000000000000 [ 722.757789] RDX: 0000000000000c00 RSI: 0000000000000000 RDI: ffffffffff5fb300 [ 722.765043] RBP: ffff8801d8e0fcf0 R08: 0000000000000001 R09: 0000000000000000 [ 722.772303] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000246 [ 722.779545] R13: 0000000000000003 R14: 0000000000000002 R15: ffffffff8446f6a0 [ 722.786827] FS: 0000000000000000(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000 [ 722.795040] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 722.800896] CR2: 00007ffd146b9e9c CR3: 00000000aff65000 CR4: 00000000001606f0 [ 722.808163] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 722.816574] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 722.823840] Stack: [ 722.825958] ffffffff8446f6a0 ffffffff84a18ee0 0000000000000007 fffffbfff0942c8c [ 722.833487] 0000000000000040 ffff8801d8e0fd10 ffffffff810b5ae1 ffffffff83c0b460 [ 722.840991] 0000000000000003 ffff8801d8e0fd68 ffffffff81e19d83 ffffffff8140dd6f [ 722.848523] Call Trace: [ 722.851081] [] nmi_raise_cpu_backtrace+0x61/0x80 [ 722.857490] [] nmi_trigger_all_cpu_backtrace.cold.4+0x70/0xad [ 722.865009] [] ? print_lock+0x9f/0xa2 [ 722.870428] [] ? irq_force_complete_move+0x350/0x350 [ 722.877180] [] arch_trigger_all_cpu_backtrace+0x14/0x20 [ 722.884179] [] watchdog.cold.1+0xd3/0xee [ 722.889860] [] ? watchdog+0xb0/0x9a0 [ 722.895225] [] kthread+0x268/0x300 [ 722.900455] [] ? reset_hung_task_detector+0x20/0x20 [ 722.907136] [] ? kthread_create_on_node+0x400/0x400 [ 722.913795] [] ? kthread_create_on_node+0x400/0x400 [ 722.920430] [] ret_from_fork+0x55/0x80 [ 722.925948] [] ? kthread_create_on_node+0x400/0x400 [ 722.932595] Code: b3 5f ff f6 c4 10 75 e2 44 89 e8 c1 e0 18 89 04 25 10 b3 5f ff 44 89 f2 09 da 80 cf 04 41 83 fe 02 0f 44 d3 89 14 25 00 b3 5f ff <41> f7 c4 00 02 00 00 75 1a 4c 89 e7 57 9d 0f 1f 44 00 00 e8 02 [ 722.951807] Kernel panic - not syncing: hung_task: blocked tasks [ 722.957961] CPU: 0 PID: 491 Comm: khungtaskd Not tainted 4.4.138-g07c0138 #60 [ 722.965209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 722.974539] 0000000000000000 d124ac4c94443508 ffff8801d8e0fcb8 ffffffff81e0ed0d [ 722.982542] ffffffff83a836c0 0000000000000003 7fffffffffffffff 00000000003fff83 [ 722.990517] dffffc0000000000 ffff8801d8e0fd78 ffffffff8140a184 0000000041b58ab3 [ 722.998492] Call Trace: [ 723.001057] [] dump_stack+0xc1/0x124 [ 723.006397] [] panic+0x19e/0x38d [ 723.011386] [] ? add_taint.cold.4+0x16/0x16 [ 723.017332] [] ? nmi_trigger_all_cpu_backtrace+0x3e6/0x488 [ 723.024578] [] ? nmi_trigger_all_cpu_backtrace+0x395/0x488 [ 723.031822] [] ? nmi_trigger_all_cpu_backtrace+0x395/0x488 [ 723.039065] [] watchdog.cold.1+0xe4/0xee [ 723.044749] [] ? watchdog+0xb0/0x9a0 [ 723.050080] [] kthread+0x268/0x300 [ 723.055246] [] ? reset_hung_task_detector+0x20/0x20 [ 723.061888] [] ? kthread_create_on_node+0x400/0x400 [ 723.068523] [] ? kthread_create_on_node+0x400/0x400 [ 723.075161] [] ret_from_fork+0x55/0x80 [ 723.080667] [] ? kthread_create_on_node+0x400/0x400 [ 723.087753] Dumping ftrace buffer: [ 723.091289] (ftrace buffer empty) [ 723.094976] Kernel Offset: disabled [ 723.098594] Rebooting in 86400 seconds..