INIT: Id "4" 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 '10.128.0.87' (ECDSA) to the list of known hosts. 2019/09/09 20:37:44 parsed 1 programs 2019/09/09 20:37:46 executed programs: 0 2019/09/09 20:37:51 executed programs: 43 2019/09/09 20:37:56 executed programs: 129 2019/09/09 20:38:01 executed programs: 217 2019/09/09 20:38:07 executed programs: 304 2019/09/09 20:38:12 executed programs: 387 2019/09/09 20:38:17 executed programs: 493 2019/09/09 20:38:22 executed programs: 735 2019/09/09 20:38:27 executed programs: 978 2019/09/09 20:38:32 executed programs: 1220 2019/09/09 20:38:37 executed programs: 1454 2019/09/09 20:38:42 executed programs: 1689 2019/09/09 20:38:47 executed programs: 1921 2019/09/09 20:38:52 executed programs: 2150 2019/09/09 20:38:57 executed programs: 2382 2019/09/09 20:39:02 executed programs: 2613 2019/09/09 20:39:07 executed programs: 2841 2019/09/09 20:39:12 executed programs: 3069 2019/09/09 20:39:17 executed programs: 3289 2019/09/09 20:39:22 executed programs: 3514 2019/09/09 20:39:27 executed programs: 3736 2019/09/09 20:39:32 executed programs: 3959 2019/09/09 20:39:37 executed programs: 4177 2019/09/09 20:39:42 executed programs: 4408 2019/09/09 20:39:47 executed programs: 4624 2019/09/09 20:39:52 executed programs: 4840 2019/09/09 20:39:57 executed programs: 5062 2019/09/09 20:40:02 executed programs: 5275 2019/09/09 20:40:07 executed programs: 5494 2019/09/09 20:40:12 executed programs: 5713 2019/09/09 20:40:17 executed programs: 5929 2019/09/09 20:40:22 executed programs: 6156 2019/09/09 20:40:27 executed programs: 6381 2019/09/09 20:40:32 executed programs: 6599 2019/09/09 20:40:38 executed programs: 6813 2019/09/09 20:40:43 executed programs: 7032 2019/09/09 20:40:48 executed programs: 7246 2019/09/09 20:40:53 executed programs: 7461 2019/09/09 20:40:58 executed programs: 7676 [ 1121.752942] INFO: task syz-executor.4:4663 blocked for more than 140 seconds. [ 1121.760323] Not tainted 4.4.174+ #17 [ 1121.776710] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1121.835761] syz-executor.4 D ffff8800b37a7b10 30048 4663 4658 0x20020000 [ 1121.911686] ffff8800b37a7b10 ffffffff811ff385 0000000000000292 ffffffff840b1908 [ 1121.919841] ffff8800b37a7ac0 0000000000000200 ffff8801db61f180 ffff8801db61f1a8 [ 1121.928572] ffff8801db61e898 ffff8801cd7c2f80 ffff8801cd7c4740 ffffed00166f4001 [ 1122.104192] Call Trace: [ 1122.125491] [] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 1122.132558] [] schedule+0x99/0x1d0 [ 1122.137836] [] schedule_timeout+0x47b/0x7c0 [ 1122.143839] [] ? usleep_range+0x140/0x140 [ 1122.149747] [] ? check_preemption_disabled+0x3c/0x200 [ 1122.156676] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 1122.163453] [] ? wait_for_common+0xad/0x530 [ 1122.169445] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 1122.175787] [] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 1122.182745] [] wait_for_common+0x2b5/0x530 [ 1122.188654] [] ? out_of_line_wait_on_atomic_t+0x200/0x200 [ 1122.195961] [] ? wake_up_process+0x20/0x20 [ 1122.201972] [] ? SyS_io_destroy+0x189/0x350 [ 1122.207945] [] wait_for_completion+0x18/0x20 [ 1122.214035] [] SyS_io_destroy+0x2c1/0x350 [ 1122.219835] [] ? SyS_io_destroy+0xdf/0x350 [ 1122.226283] [] ? SyS_io_setup+0x2120/0x2120 [ 1122.232372] [] ? do_fast_syscall_32+0xd6/0xa90 [ 1122.238903] [] ? SyS_io_setup+0x2120/0x2120 [ 1122.244901] [] do_fast_syscall_32+0x32d/0xa90 [ 1122.251071] [] sysenter_flags_fixed+0xd/0x1a [ 1122.374389] no locks held by syz-executor.4/4663. [ 1122.379331] Sending NMI to all CPUs: [ 1122.384614] NMI backtrace for cpu 0 [ 1122.388257] CPU: 0 PID: 20 Comm: khungtaskd Not tainted 4.4.174+ #17 [ 1122.394769] task: ffff8801da6f4740 task.stack: ffff8800001d0000 [ 1122.400820] RIP: 0010:[] [] flat_send_IPI_mask+0xf7/0x1b0 [ 1122.409595] RSP: 0018:ffff8800001d7c88 EFLAGS: 00000046 [ 1122.415059] RAX: 0000000000000000 RBX: 0000000000000c00 RCX: 0000000000000000 [ 1122.422378] RDX: 0000000000000c00 RSI: 0000000000000000 RDI: ffffffffff5fc300 [ 1122.429648] RBP: ffff8800001d7cb8 R08: 0000000000000018 R09: 0000000000000000 [ 1122.436956] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000246 [ 1122.444246] R13: 0000000003000000 R14: ffffffff82e5f2e0 R15: 0000000000000002 [ 1122.451519] FS: 0000000000000000(0000) GS:ffff8801db600000(0000) knlGS:0000000000000000 [ 1122.459973] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1122.465872] CR2: 00000000f77c9168 CR3: 00000000b4ab6000 CR4: 00000000001606b0 [ 1122.473173] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1122.480443] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1122.488096] Stack: [ 1122.490251] 0000000000000001 ffffffff82e5f2e0 ffffffff831a6ac0 fffffbfff0634c34 [ 1122.497810] 000000000001b6c0 0000000000000008 ffff8800001d7cd8 ffffffff81092bee [ 1122.505365] 0000000000000008 ffffffff82924260 ffff8800001d7d30 ffffffff81ab8252 [ 1122.512925] Call Trace: [ 1122.515508] [] nmi_raise_cpu_backtrace+0x5e/0x80 [ 1122.521934] [] nmi_trigger_all_cpu_backtrace.cold+0xa1/0xae [ 1122.529299] [] ? irq_force_complete_move+0x330/0x330 [ 1122.536076] [] arch_trigger_all_cpu_backtrace+0x14/0x20 [ 1122.543104] [] watchdog.cold+0xd3/0xee [ 1122.548637] [] ? watchdog+0xac/0xa00 [ 1122.554013] [] ? reset_hung_task_detector+0x20/0x20 [ 1122.560674] [] kthread+0x273/0x310 [ 1122.565886] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 1122.572573] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 1122.578922] [] ? finish_task_switch+0x1e1/0x660 [ 1122.585277] [] ? finish_task_switch+0x1b3/0x660 [ 1122.591617] [] ? __schedule+0x7af/0x1ee0 [ 1122.597357] [] ? __schedule+0x7a3/0x1ee0 [ 1122.603082] [] ? __schedule+0x7af/0x1ee0 [ 1122.608786] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 1122.615505] [] ret_from_fork+0x55/0x80 [ 1122.621054] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 1122.627749] 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 [ 1122.646758] NMI backtrace for cpu 1 [ 1122.650376] CPU: 1 PID: 1926 Comm: rsyslogd Not tainted 4.4.174+ #17 [ 1122.656888] task: ffff8801d69a5f00 task.stack: ffff8800b9390000 [ 1122.662962] RIP: 0010:[] [] __sanitizer_cov_trace_pc+0x26/0x50 [ 1122.672177] RSP: 0018:ffff8800b9397810 EFLAGS: 00000046 [ 1122.677625] RAX: ffff8801d69a5f00 RBX: ffff8801d85ffa85 RCX: 0000000000000000 [ 1122.684920] RDX: 0000000000000000 RSI: ffffffff81ad2209 RDI: ffffffff82925936 [ 1122.692206] RBP: ffff8800b9397810 R08: 000000000000000a R09: 0000000000000005 [ 1122.699475] R10: ffffed003b0bff50 R11: ffff8801d85ffa83 R12: 0000000000000004 [ 1122.706776] R13: ffff8801d85ffa85 R14: 0000000000000000 R15: 00000000fffffffe [ 1122.714113] FS: 00007f1280882700(0000) GS:ffff8801db700000(0000) knlGS:0000000000000000 [ 1122.722362] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1122.728510] CR2: 0000000008148008 CR3: 00000001d7d1d000 CR4: 00000000001606b0 [ 1122.735809] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1122.743092] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1122.750373] Stack: [ 1122.752547] ffff8800b9397920 ffffffff81ad2209 ffffffff81012bc3 ffff8800b9397860 [ 1122.760074] ffff8800b9397868 ffffffff81aca3ed 1ffff10017272f0f 00000004003979a8 [ 1122.767637] 0a000001003978f8 0000000000000462 ffffffff00000003 fffffffe00000000 [ 1122.775188] Call Trace: [ 1122.777765] [] number.isra.0+0x409/0x9a0 [ 1122.783501] [] ? dump_trace+0x183/0x390 [ 1122.790080] [] ? skip_atoi+0xcd/0x100 [ 1122.795578] [] ? dentry_name.isra.0+0x680/0x680 [ 1122.801905] [] ? simple_strtoul+0x30/0x30 [ 1122.807697] [] ? kasan_kmalloc.part.0+0xc6/0xf0 [ 1122.814031] [] vsnprintf+0x245/0x18a0 [ 1122.819470] [] ? pointer.isra.0+0xa30/0xa30 [ 1122.825463] [] sprintf+0xc0/0x100 [ 1122.830564] [] ? scnprintf+0x130/0x130 [ 1122.836398] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 1122.843171] [] print_prefix+0x28a/0x2e0 [ 1122.848817] [] msg_print_text+0x240/0x2d0 [ 1122.854630] [] do_syslog+0x7f8/0xaf0 [ 1122.859984] [] ? log_buf_len_get+0x20/0x20 [ 1122.865913] [] ? autoremove_wake_function.part.0+0x130/0x130 [ 1122.873367] [] kmsg_read+0x74/0xa0 [ 1122.878547] [] proc_reg_read+0xfd/0x180 [ 1122.885142] [] ? kmsg_poll+0xb0/0xb0 [ 1122.890499] [] __vfs_read+0x116/0x3c0 [ 1122.895961] [] ? proc_reg_write+0x180/0x180 [ 1122.901936] [] ? vfs_iter_write+0x3f0/0x3f0 [ 1122.907898] [] ? mutex_lock_nested+0x645/0xb80 [ 1122.914146] [] ? __fdget_pos+0xa8/0xd0 [ 1122.919678] [] ? check_preemption_disabled+0x3c/0x200 [ 1122.926589] [] ? avc_policy_seqno+0x9/0x20 [ 1122.932482] [] ? selinux_file_permission+0x2f5/0x450 [ 1122.939224] [] ? security_file_permission+0x91/0x1e0 [ 1122.946438] [] ? rw_verify_area+0x103/0x2f0 [ 1122.952414] [] vfs_read+0x134/0x360 [ 1122.958466] [] SyS_read+0xdc/0x1c0 [ 1122.963679] [] ? do_sendfile+0xba0/0xba0 [ 1122.969433] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 1122.976386] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 1122.982976] Code: 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 d0 7e 81 e2 00 01 1f 00 75 2b 8b 90 50 12 00 00 <83> fa 02 75 20 48 8b 88 58 12 00 00 8b 80 54 12 00 00 48 8b 11 [ 1123.044035] Kernel panic - not syncing: hung_task: blocked tasks [ 1123.050239] CPU: 0 PID: 20 Comm: khungtaskd Not tainted 4.4.174+ #17 [ 1123.056724] 0000000000000000 49e8d6c80c77b489 ffff8800001d7c60 ffffffff81aad1a1 [ 1123.064784] ffff8801cd7c4740 ffffffff82872120 dffffc0000000000 0000000000000003 [ 1123.072870] 00000000003ffe26 ffff8800001d7d40 ffffffff813a48c2 0000000041b58ab3 [ 1123.080946] Call Trace: [ 1123.083533] [] dump_stack+0xc1/0x120 [ 1123.088979] [] panic+0x1b9/0x37b [ 1123.093994] [] ? add_taint.cold+0x16/0x16 [ 1123.099797] [] ? nmi_trigger_all_cpu_backtrace+0x3e1/0x490 [ 1123.107078] [] ? nmi_trigger_all_cpu_backtrace+0x3c6/0x490 [ 1123.114359] [] ? nmi_trigger_all_cpu_backtrace+0x3c6/0x490 [ 1123.121681] [] watchdog.cold+0xe4/0xee [ 1123.127222] [] ? watchdog+0xac/0xa00 [ 1123.132587] [] ? reset_hung_task_detector+0x20/0x20 [ 1123.139457] [] kthread+0x273/0x310 [ 1123.144653] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 1123.151316] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 1123.157633] [] ? finish_task_switch+0x1e1/0x660 [ 1123.163952] [] ? finish_task_switch+0x1b3/0x660 [ 1123.170273] [] ? __schedule+0x7af/0x1ee0 [ 1123.175984] [] ? __schedule+0x7a3/0x1ee0 [ 1123.181697] [] ? __schedule+0x7af/0x1ee0 [ 1123.187419] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 1123.194463] [] ret_from_fork+0x55/0x80 [ 1123.200003] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 1123.207179] Kernel Offset: disabled [ 1123.210921] Rebooting in 86400 seconds..