INIT: Id "1" respawning too fast: disabled for 5 minutes INIT: Id "3" respawning too fast: disabled for 5 minutes INIT: Id "6" respawning too fast: disabled for 5 minutes INIT: Id "5" respawning too fast: disabled for 5 minutes INIT: Id "2" respawning too fast: disabled for 5 minutes Warning: Permanently added '10.128.0.151' (ECDSA) to the list of known hosts. executing program INIT: Id "4" respawning too fast: disabled for 5 minutes INIT: Id "1" respawning too fast: disabled for 5 minutes INIT: Id "3" 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 INIT: Id "6" respawning too fast: disabled for 5 minutes [ 981.618769] INFO: task restorecond:1995 blocked for more than 140 seconds. [ 981.625871] Not tainted 4.4.174+ #4 [ 981.630337] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 981.638284] restorecond D ffff8801d62bfac8 28640 1995 1 0x00000000 [ 981.645836] ffff8801d62bfac8 ffff8801d671c740 4298df700dd4ba50 ffff8801d671c740 [ 981.653865] 0000000000000001 ffff8801d671d000 ffff8801db61f180 ffff8801db61f1a8 [ 981.661903] ffff8801db61e898 ffffffff82e151c0 ffff8801d671c740 ffffed003ac57001 [ 981.670261] Call Trace: [ 981.672830] [] schedule+0x99/0x1d0 [ 981.677996] [] schedule_preempt_disabled+0x13/0x20 [ 981.684569] [] mutex_lock_nested+0x3c2/0xb80 [ 981.690617] [] ? vfs_setxattr+0x93/0xf0 [ 981.696222] [] ? debug_check_no_obj_freed+0x2b9/0x6e0 [ 981.703059] [] ? mutex_trylock+0x500/0x500 [ 981.708949] [] vfs_setxattr+0x93/0xf0 [ 981.714378] [] setxattr+0x1c4/0x390 [ 981.719658] [] ? vfs_setxattr+0xf0/0xf0 [ 981.725263] [] ? check_preemption_disabled+0x3c/0x200 [ 981.732089] [] ? check_preemption_disabled+0x3c/0x200 [ 981.738934] [] ? rcu_read_lock_sched_held+0x10b/0x130 [ 981.745767] [] ? preempt_count_add+0xc0/0x1d0 [ 981.751915] [] ? __mnt_want_write+0x1e3/0x270 [ 981.758097] [] path_setxattr+0x155/0x170 [ 981.763823] [] ? setxattr+0x390/0x390 [ 981.769273] [] ? getxattr+0x350/0x350 [ 981.774700] [] SyS_lsetxattr+0x38/0x50 [ 981.780229] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 981.788571] 2 locks held by restorecond/1995: [ 981.793203] #0: (sb_writers#4){.+.+.+}, at: [] mnt_want_write+0x3f/0xb0 [ 981.802620] #1: (&sb->s_type->i_mutex_key#9){+.+.+.}, at: [] vfs_setxattr+0x93/0xf0 [ 981.812900] Sending NMI to all CPUs: [ 981.817787] NMI backtrace for cpu 0 [ 981.821410] CPU: 0 PID: 2179 Comm: syz-executor711 Not tainted 4.4.174+ #4 [ 981.828396] task: ffff8800b4d10000 task.stack: ffff8800b2248000 [ 981.834433] RIP: 0010:[] [] __sanitizer_cov_trace_pc+0x1/0x50 [ 981.843515] RSP: 0018:ffff8800b224fba0 EFLAGS: 00000282 [ 981.848945] RAX: 0000000000000001 RBX: ffffffff82fb8bc0 RCX: 0000000000000001 [ 981.856193] RDX: 0000000000000000 RSI: ffffffff81745460 RDI: ffff8800b4d108c4 [ 981.863451] RBP: ffff8800b224fbb0 R08: 0000000000000001 R09: 0000000000000001 [ 981.870709] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 [ 981.878152] R13: ffff8801d6b4a16c R14: ffff8800b224fe44 R15: 0000000000000000 [ 981.885490] FS: 00000000017d1880(0063) GS:ffff8801db600000(0000) knlGS:0000000000000000 [ 981.893706] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 981.899579] CR2: 0000000001d92308 CR3: 00000000b57b4000 CR4: 00000000001606b0 [ 981.906824] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 981.914080] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 981.921435] Stack: [ 981.923561] ffff8800b224fbb0 ffffffff81b0adb9 ffff8800b224fbd0 ffffffff8123d925 [ 981.931093] ffff8800b224fe44 ffffffff82fb8bc0 ffff8800b224fbe8 ffffffff8123a90e [ 981.938605] 0000000000000000 ffff8800b224fc40 ffffffff81745465 ffff8801d6bb5db0 [ 981.946194] Call Trace: [ 981.948767] [] ? debug_smp_processor_id+0x9/0x20 [ 981.955212] [] rcu_is_watching+0x15/0xb0 [ 981.960917] [] rcu_read_lock_sched_held+0x8e/0x130 [ 981.967467] [] ext4_es_lookup_extent+0x985/0xc30 [ 981.973858] [] ext4_map_blocks+0x156/0x16f0 [ 981.979839] [] ? ext4_da_update_reserve_space+0x800/0x800 [ 981.987007] [] ? rcu_read_lock_sched_held+0x10b/0x130 [ 981.993881] [] ? ext4_es_find_delayed_extent_range+0x36a/0xab0 [ 982.001493] [] ext4_llseek+0x68b/0x970 [ 982.007000] [] ? ext4_find_unwritten_pgoff.isra.0+0x780/0x780 [ 982.014531] [] ? vfs_fallocate+0x400/0x670 [ 982.020393] [] ? __sb_end_write+0xc1/0x100 [ 982.026253] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 982.032996] [] ? __fget_light+0xa3/0x1f0 [ 982.038686] [] ? ext4_find_unwritten_pgoff.isra.0+0x780/0x780 [ 982.046197] [] SyS_lseek+0x113/0x180 [ 982.051557] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 982.058108] Code: e8 f5 b8 17 00 48 8b 55 c8 e9 d2 fe ff ff 48 89 df e8 e4 b8 17 00 e9 ac fe ff ff 4c 89 f7 e8 d7 b8 17 00 e9 42 fe ff ff 66 90 55 <48> 89 e5 48 8b 75 08 65 48 8b 04 25 80 67 01 00 65 8b 15 08 d1 [ 982.077185] NMI backtrace for cpu 1 [ 982.080821] CPU: 1 PID: 20 Comm: khungtaskd Not tainted 4.4.174+ #4 [ 982.087214] task: ffff8801da6c2f80 task.stack: ffff8800001e8000 [ 982.093433] RIP: 0010:[] [] flat_send_IPI_mask+0xf7/0x1b0 [ 982.102173] RSP: 0018:ffff8800001efc88 EFLAGS: 00000046 [ 982.107594] RAX: 0000000000000000 RBX: 0000000000000c00 RCX: 0000000000000000 [ 982.114855] RDX: 0000000000000c00 RSI: 0000000000000000 RDI: ffffffffff5fc300 [ 982.122112] RBP: ffff8800001efcb8 R08: 0000000000000018 R09: 0000000000000000 [ 982.129377] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000246 [ 982.136633] R13: 0000000003000000 R14: ffffffff82e5f2e0 R15: 0000000000000002 [ 982.144021] FS: 0000000000000000(0000) GS:ffff8801db700000(0000) knlGS:0000000000000000 [ 982.152246] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 982.158111] CR2: 0000000001d94000 CR3: 00000001d425c000 CR4: 00000000001606b0 [ 982.165394] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 982.172664] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 982.186021] Stack: [ 982.188152] 0000000000000001 ffffffff82e5f2e0 ffffffff831a6ac0 fffffbfff0634c34 [ 982.195682] 000000000001b6c0 0000000000000008 ffff8800001efcd8 ffffffff81092bee [ 982.203378] 0000000000000008 ffffffff82924260 ffff8800001efd30 ffffffff81ab8252 [ 982.210926] Call Trace: [ 982.213486] [] nmi_raise_cpu_backtrace+0x5e/0x80 [ 982.219884] [] nmi_trigger_all_cpu_backtrace.cold+0xa1/0xae [ 982.227214] [] ? print_lock+0xa8/0xab [ 982.232655] [] ? irq_force_complete_move+0x330/0x330 [ 982.239397] [] arch_trigger_all_cpu_backtrace+0x14/0x20 [ 982.246392] [] watchdog.cold+0xd3/0xee [ 982.251938] [] ? watchdog+0xac/0xa00 [ 982.257274] [] ? reset_hung_task_detector+0x20/0x20 [ 982.263959] [] kthread+0x273/0x310 [ 982.269168] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 982.275806] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 982.282117] [] ? finish_task_switch+0x1e1/0x660 [ 982.288414] [] ? finish_task_switch+0x1b3/0x660 [ 982.294740] [] ? __schedule+0x7af/0x1ee0 [ 982.300448] [] ? __schedule+0x7a3/0x1ee0 [ 982.306131] [] ? __schedule+0x7af/0x1ee0 [ 982.311831] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 982.318468] [] ret_from_fork+0x55/0x80 [ 982.324008] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 982.330677] 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 [ 982.349870] Kernel panic - not syncing: hung_task: blocked tasks [ 982.355996] CPU: 1 PID: 20 Comm: khungtaskd Not tainted 4.4.174+ #4 [ 982.362370] 0000000000000000 0b80d15b461ca804 ffff8800001efc60 ffffffff81aad1a1 [ 982.370438] ffff8801d671c740 ffffffff82872120 dffffc0000000000 0000000000000002 [ 982.378450] 00000000003fffae ffff8800001efd40 ffffffff813a48c2 0000000041b58ab3 [ 982.386457] Call Trace: [ 982.389025] [] dump_stack+0xc1/0x120 [ 982.394381] [] panic+0x1b9/0x37b [ 982.399373] [] ? add_taint.cold+0x16/0x16 [ 982.405148] [] ? nmi_trigger_all_cpu_backtrace+0x3e1/0x490 [ 982.412540] [] ? nmi_trigger_all_cpu_backtrace+0x3c6/0x490 [ 982.419799] [] ? nmi_trigger_all_cpu_backtrace+0x3c6/0x490 [ 982.427067] [] watchdog.cold+0xe4/0xee [ 982.432597] [] ? watchdog+0xac/0xa00 [ 982.438030] [] ? reset_hung_task_detector+0x20/0x20 [ 982.444681] [] kthread+0x273/0x310 [ 982.449850] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 982.456495] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 982.462798] [] ? finish_task_switch+0x1e1/0x660 [ 982.469089] [] ? finish_task_switch+0x1b3/0x660 [ 982.475441] [] ? __schedule+0x7af/0x1ee0 [ 982.481134] [] ? __schedule+0x7a3/0x1ee0 [ 982.486878] [] ? __schedule+0x7af/0x1ee0 [ 982.492576] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 982.499231] [] ret_from_fork+0x55/0x80 [ 982.504741] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 982.511881] Kernel Offset: disabled [ 982.515513] Rebooting in 86400 seconds..