INIT: Id "4" respawning too fast: disabled for 5 minutes INIT: Id "6" respawning too fast: disabled for 5 minutes INIT: Id "1" respawning too fast: disabled for 5 minutes INIT: Id "2" respawning too fast: disabled for 5 minutes INIT: Id "5" respawning too fast: disabled for 5 minutes Warning: Permanently added '10.128.0.142' (ECDSA) to the list of known hosts. 2019/03/07 19:12:35 parsed 1 programs 2019/03/07 19:12:39 executed programs: 0 2019/03/07 19:12:44 executed programs: 52 [ 841.592464] INFO: task blkid:2606 blocked for more than 140 seconds. [ 841.598998] Not tainted 4.4.174+ #17 [ 841.603263] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 841.611240] blkid D ffff8801d9e9faf8 28336 2606 574 0x00000004 [ 841.618685] ffff8801d9e9faf8 ffff8800b2fc5f00 3871e8ea2416b29f ffff8800b2fc5f00 [ 841.626702] 0000000000000002 ffff8800b2fc6700 ffff8801db61f180 ffff8801db61f1a8 [ 841.634742] ffff8801db61e898 ffff8800b2fc17c0 ffff8800b2fc5f00 ffffed003b3d3001 [ 841.642743] Call Trace: [ 841.645429] [] schedule+0x99/0x1d0 [ 841.650598] [] schedule_preempt_disabled+0x13/0x20 [ 841.657197] [] mutex_lock_nested+0x3c2/0xb80 [ 841.663332] [] ? lo_release+0x84/0x1b0 [ 841.668848] [] ? mutex_lock_nested+0x645/0xb80 [ 841.675128] [] ? __blkdev_put+0xbb/0x840 [ 841.680923] [] ? mutex_trylock+0x500/0x500 [ 841.686830] [] ? __blkdev_put+0x219/0x840 [ 841.692711] [] ? __blkdev_put+0x3c2/0x840 [ 841.698489] [] ? lo_compat_ioctl+0x140/0x140 [ 841.704557] [] lo_release+0x84/0x1b0 [ 841.709904] [] ? lo_compat_ioctl+0x140/0x140 [ 841.715972] [] __blkdev_put+0x461/0x840 [ 841.721606] [] ? __mutex_unlock_slowpath+0x25d/0x530 [ 841.728378] [] ? bd_unlink_disk_holder+0x450/0x450 [ 841.734951] [] ? __fsnotify_update_child_dentry_flags.part.0+0x300/0x300 [ 841.743450] [] blkdev_put+0x88/0x560 [ 841.748792] [] ? blkdev_put+0x560/0x560 [ 841.754596] [] blkdev_close+0x8b/0xb0 [ 841.760092] [] __fput+0x246/0x710 [ 841.765250] [] ____fput+0x16/0x20 [ 841.770414] [] task_work_run+0x202/0x2b0 [ 841.776174] [] exit_to_usermode_loop+0x14a/0x170 [ 841.782582] [] syscall_return_slowpath+0x25b/0x2e0 [ 841.789136] [] int_ret_from_sys_call+0x25/0xa3 [ 841.795370] 3 locks held by blkid/2606: [ 841.799319] #0: (&bdev->bd_mutex){+.+.+.}, at: [] __blkdev_put+0xbb/0x840 [ 841.808585] #1: (loop_index_mutex){+.+.+.}, at: [] lo_release+0x1e/0x1b0 [ 841.817817] #2: (loop_ctl_mutex#2){+.+.+.}, at: [] lo_release+0x84/0x1b0 [ 841.827104] Sending NMI to all CPUs: [ 841.832172] NMI backtrace for cpu 0 [ 841.835816] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.4.174+ #17 [ 841.842118] task: ffffffff82e151c0 task.stack: ffffffff82e00000 [ 841.848198] RIP: 0010:[] [] native_safe_halt+0x2/0x10 [ 841.856594] RSP: 0018:ffffffff82e07db0 EFLAGS: 00000246 [ 841.862015] RAX: 0000000000000007 RBX: ffffffff8319bf68 RCX: 0000000000000000 [ 841.869296] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffffff82e15a84 [ 841.876562] RBP: ffffffff82e07de0 R08: 0000000000000000 R09: 0000000000000000 [ 841.883828] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 841.891077] R13: ffffffff82e08000 R14: dffffc0000000000 R15: ffffffff82e00000 [ 841.898412] FS: 0000000000000000(0000) GS:ffff8801db600000(0000) knlGS:0000000000000000 [ 841.906759] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 841.912657] CR2: 00007f2333dcb000 CR3: 00000001d68d5000 CR4: 00000000001606b0 [ 841.919948] Stack: [ 841.922076] ffffffff81020b16 ffffffff82e00000 0000000000000000 ffffffff82e08000 [ 841.929611] dffffc0000000000 ffffffff82e00000 ffffffff82e07df0 ffffffff81022d50 [ 841.937428] ffffffff82e07e08 ffffffff811eb4c8 0000000000000000 ffffffff82e07ed0 [ 841.944983] Call Trace: [ 841.947559] [] ? default_idle+0x56/0x3d0 [ 841.953298] [] arch_cpu_idle+0x10/0x20 [ 841.958827] [] default_idle_call+0x48/0x70 [ 841.964819] [] cpu_startup_entry+0x6d1/0x810 [ 841.970864] [] ? complete+0x18/0x70 [ 841.976160] [] ? call_cpuidle+0xe0/0xe0 [ 841.981873] [] ? schedule+0xab/0x1d0 [ 841.987264] [] rest_init+0x190/0x199 [ 841.992634] [] ? trace_event_define_fields_x86_irq_vector+0x2c/0x2c [ 842.000667] [] start_kernel+0x64a/0x67e [ 842.006304] [] ? thread_stack_cache_init+0xb/0xb [ 842.012718] [] ? early_idt_handler_array+0x120/0x120 [ 842.019489] [] ? early_idt_handler_array+0x120/0x120 [ 842.026276] [] x86_64_start_reservations+0x29/0x2b [ 842.032881] [] x86_64_start_kernel+0x137/0x15a [ 842.039103] Code: 2e 0f 1f 84 00 00 00 00 00 fa c3 0f 1f 40 00 66 2e 0f 1f 84 00 00 00 00 00 fb c3 0f 1f 40 00 66 2e 0f 1f 84 00 00 00 00 00 fb f4 0f 1f 00 66 2e 0f 1f 84 00 00 00 00 00 f4 c3 0f 1f 40 00 66 [ 842.058095] NMI backtrace for cpu 1 [ 842.061715] CPU: 1 PID: 20 Comm: khungtaskd Not tainted 4.4.174+ #17 [ 842.068225] task: ffff8801da6f4740 task.stack: ffff8800001d0000 [ 842.074319] RIP: 0010:[] [] flat_send_IPI_mask+0xf7/0x1b0 [ 842.083147] RSP: 0018:ffff8800001d7c88 EFLAGS: 00000046 [ 842.088682] RAX: 0000000000000000 RBX: 0000000000000c00 RCX: 0000000000000000 [ 842.095963] RDX: 0000000000000c00 RSI: 0000000000000000 RDI: ffffffffff5fc300 [ 842.103235] RBP: ffff8800001d7cb8 R08: 0000000000000018 R09: 0000000000000000 [ 842.110506] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000246 [ 842.117824] R13: 0000000003000000 R14: ffffffff82e5f2e0 R15: 0000000000000002 [ 842.125084] FS: 0000000000000000(0000) GS:ffff8801db700000(0000) knlGS:0000000000000000 [ 842.133397] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 842.139285] CR2: 00007fa1ab476000 CR3: 00000001d68d5000 CR4: 00000000001606b0 [ 842.146691] Stack: [ 842.148853] 0000000000000001 ffffffff82e5f2e0 ffffffff831a6ac0 fffffbfff0634c34 [ 842.156395] 000000000001b6c0 0000000000000008 ffff8800001d7cd8 ffffffff81092bee [ 842.163933] 0000000000000008 ffffffff82924260 ffff8800001d7d30 ffffffff81ab8252 [ 842.171445] Call Trace: [ 842.174040] [] nmi_raise_cpu_backtrace+0x5e/0x80 [ 842.180437] [] nmi_trigger_all_cpu_backtrace.cold+0xa1/0xae [ 842.187942] [] ? print_lock+0xa8/0xab [ 842.193415] [] ? irq_force_complete_move+0x330/0x330 [ 842.200146] [] arch_trigger_all_cpu_backtrace+0x14/0x20 [ 842.207181] [] watchdog.cold+0xd3/0xee [ 842.212785] [] ? watchdog+0xac/0xa00 [ 842.218131] [] ? reset_hung_task_detector+0x20/0x20 [ 842.224932] [] kthread+0x273/0x310 [ 842.230113] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 842.236790] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 842.243139] [] ? finish_task_switch+0x1e1/0x660 [ 842.249440] [] ? finish_task_switch+0x1b3/0x660 [ 842.255776] [] ? __schedule+0x7af/0x1ee0 [ 842.261479] [] ? __schedule+0x7a3/0x1ee0 [ 842.267301] [] ? __schedule+0x7af/0x1ee0 [ 842.273042] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 842.279706] [] ret_from_fork+0x55/0x80 [ 842.285250] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 842.291907] Code: 00 c3 5f ff 80 e6 10 75 e1 41 c1 e5 18 44 89 2c 25 10 c3 5f ff 44 89 fa 09 da 80 cf 04 41 83 ff 02 0f 44 d3 89 14 25 00 c3 5f ff <41> f7 c4 00 02 00 00 75 1e 4c 89 e7 57 9d 0f 1f 44 00 00 e8 f1 [ 842.311068] Kernel panic - not syncing: hung_task: blocked tasks [ 842.317219] CPU: 1 PID: 20 Comm: khungtaskd Not tainted 4.4.174+ #17 [ 842.323690] 0000000000000000 db4f0868444f64b5 ffff8800001d7c60 ffffffff81aad1a1 [ 842.331714] ffff8800b2fc5f00 ffffffff82872120 dffffc0000000000 0000000000000003 [ 842.339720] 00000000003fffa1 ffff8800001d7d40 ffffffff813a48c2 0000000041b58ab3 [ 842.347759] Call Trace: [ 842.350331] [] dump_stack+0xc1/0x120 [ 842.355707] [] panic+0x1b9/0x37b [ 842.360703] [] ? add_taint.cold+0x16/0x16 [ 842.366603] [] ? nmi_trigger_all_cpu_backtrace+0x3e1/0x490 [ 842.373856] [] ? nmi_trigger_all_cpu_backtrace+0x3c6/0x490 [ 842.381103] [] ? nmi_trigger_all_cpu_backtrace+0x3c6/0x490 [ 842.388357] [] watchdog.cold+0xe4/0xee [ 842.393893] [] ? watchdog+0xac/0xa00 [ 842.399243] [] ? reset_hung_task_detector+0x20/0x20 [ 842.405884] [] kthread+0x273/0x310 [ 842.411056] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 842.417815] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 842.424115] [] ? finish_task_switch+0x1e1/0x660 [ 842.430509] [] ? finish_task_switch+0x1b3/0x660 [ 842.436867] [] ? __schedule+0x7af/0x1ee0 [ 842.442563] [] ? __schedule+0x7a3/0x1ee0 [ 842.448262] [] ? __schedule+0x7af/0x1ee0 [ 842.453956] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 842.460599] [] ret_from_fork+0x55/0x80 [ 842.466164] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 842.473163] Kernel Offset: disabled [ 842.476798] Rebooting in 86400 seconds..