[ 57.265691] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.281705] device bridge_slave_0 left promiscuous mode [ 57.287204] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.320622] team0 (unregistering): Port device team_slave_1 removed [ 57.330578] team0 (unregistering): Port device team_slave_0 removed [ 57.340284] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 57.353652] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 57.377314] bond0 (unregistering): Released all slaves [ 58.540078] random: sshd: uninitialized urandom read (32 bytes read) [ 58.692150] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.10.1' (ECDSA) to the list of known hosts. [ 64.103449] random: sshd: uninitialized urandom read (32 bytes read) 2018/04/26 16:29:06 parsed 1 programs 2018/04/26 16:29:06 executed programs: 0 [ 64.565547] IPVS: ftp: loaded support on port[0] = 21 [ 64.577366] IPVS: ftp: loaded support on port[0] = 21 [ 64.595330] IPVS: ftp: loaded support on port[0] = 21 [ 64.606917] IPVS: ftp: loaded support on port[0] = 21 [ 64.607986] IPVS: ftp: loaded support on port[0] = 21 [ 64.629492] IPVS: ftp: loaded support on port[0] = 21 [ 64.639007] IPVS: ftp: loaded support on port[0] = 21 [ 64.651466] IPVS: ftp: loaded support on port[0] = 21 2018/04/26 16:29:11 executed programs: 401 2018/04/26 16:29:16 executed programs: 840 2018/04/26 16:29:21 executed programs: 1274 2018/04/26 16:29:26 executed programs: 1704 2018/04/26 16:29:31 executed programs: 2134 2018/04/26 16:29:36 executed programs: 2564 2018/04/26 16:29:41 executed programs: 2980 2018/04/26 16:29:46 executed programs: 3413 2018/04/26 16:29:51 executed programs: 3833 2018/04/26 16:29:56 executed programs: 4260 2018/04/26 16:30:01 executed programs: 4681 2018/04/26 16:30:06 executed programs: 5109 2018/04/26 16:30:11 executed programs: 5539 2018/04/26 16:30:16 executed programs: 5946 2018/04/26 16:30:21 executed programs: 6376 2018/04/26 16:30:26 executed programs: 6790 2018/04/26 16:30:31 executed programs: 7218 2018/04/26 16:30:36 executed programs: 7642 2018/04/26 16:30:41 executed programs: 8069 2018/04/26 16:30:46 executed programs: 8505 2018/04/26 16:30:51 executed programs: 8929 2018/04/26 16:30:56 executed programs: 9344 2018/04/26 16:31:01 executed programs: 9760 2018/04/26 16:31:06 executed programs: 10183 2018/04/26 16:31:11 executed programs: 10601 2018/04/26 16:31:16 executed programs: 11018 2018/04/26 16:31:21 executed programs: 11436 2018/04/26 16:31:26 executed programs: 11851 2018/04/26 16:31:31 executed programs: 12270 2018/04/26 16:31:36 executed programs: 12689 2018/04/26 16:31:41 executed programs: 13104 [ 219.990747] [ 219.992424] ================================ [ 219.996819] WARNING: inconsistent lock state [ 220.001226] 4.17.0-rc2+ #1 Not tainted [ 220.005104] -------------------------------- [ 220.009502] inconsistent {HARDIRQ-ON-W} -> {IN-HARDIRQ-W} usage. [ 220.015647] syz-executor3/4839 [HC1[1]:SC0[0]:HE0:SE1] takes: [ 220.021698] (ptrval) (fs_reclaim){?.+.}, at: fs_reclaim_acquire.part.82+0x0/0x30 [ 220.029945] {HARDIRQ-ON-W} state was registered at: [ 220.034970] lock_acquire+0x1dc/0x520 [ 220.038860] fs_reclaim_acquire.part.82+0x24/0x30 [ 220.043794] fs_reclaim_acquire+0x14/0x20 [ 220.048037] kmem_cache_alloc_node_trace+0x39/0x770 [ 220.053146] alloc_worker+0xbd/0x2e0 [ 220.056952] init_rescuer.part.25+0x1f/0x190 [ 220.061448] workqueue_init+0x51f/0x7d0 [ 220.065523] kernel_init_freeable+0x2ad/0x58e [ 220.070105] kernel_init+0x11/0x1b3 [ 220.073819] ret_from_fork+0x3a/0x50 [ 220.077607] irq event stamp: 6410532 [ 220.081330] hardirqs last enabled at (6410531): [] _raw_spin_unlock_irq+0x27/0x70 [ 220.090609] hardirqs last disabled at (6410532): [] interrupt_entry+0xb5/0xf0 [ 220.099455] softirqs last enabled at (6410102): [] wb_wakeup_delayed+0xa7/0xf0 [ 220.108479] softirqs last disabled at (6410098): [] wb_wakeup_delayed+0x67/0xf0 [ 220.117480] [ 220.117480] other info that might help us debug this: [ 220.124144] Possible unsafe locking scenario: [ 220.124144] [ 220.130199] CPU0 [ 220.132774] ---- [ 220.135343] lock(fs_reclaim); [ 220.138617] [ 220.141363] lock(fs_reclaim); [ 220.144813] [ 220.144813] *** DEADLOCK *** [ 220.144813] [ 220.150871] no locks held by syz-executor3/4839. [ 220.155616] [ 220.155616] stack backtrace: [ 220.160115] CPU: 1 PID: 4839 Comm: syz-executor3 Not tainted 4.17.0-rc2+ #1 [ 220.167208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 220.176561] Call Trace: [ 220.179144] [ 220.181299] dump_stack+0x1b9/0x294 [ 220.184922] ? dump_stack_print_info.cold.2+0x52/0x52 [ 220.190108] ? vprintk_func+0x81/0xe7 [ 220.193914] print_usage_bug.cold.59+0x320/0x41a [ 220.198671] ? save_stack_trace+0x1a/0x20 [ 220.202813] mark_lock+0x1034/0x19e0 [ 220.206506] ? check_usage_backwards+0x3a0/0x3a0 [ 220.211245] ? print_usage_bug+0xc0/0xc0 [ 220.215288] ? save_trace+0xe0/0x290 [ 220.218984] ? print_usage_bug+0xc0/0xc0 [ 220.223029] ? mark_lock+0xafe/0x19e0 [ 220.226807] ? check_usage_backwards+0x3a0/0x3a0 [ 220.231539] ? print_usage_bug+0xc0/0xc0 [ 220.235576] ? lock_downgrade+0x8e0/0x8e0 [ 220.239701] __lock_acquire+0x1595/0x5140 [ 220.243837] ? __lock_acquire+0x7f5/0x5140 [ 220.248047] ? find_held_lock+0x36/0x1c0 [ 220.252086] ? debug_check_no_locks_freed+0x310/0x310 [ 220.257256] ? debug_check_no_locks_freed+0x310/0x310 [ 220.262425] ? debug_check_no_locks_freed+0x310/0x310 [ 220.267592] ? lock_downgrade+0x8e0/0x8e0 [ 220.271718] ? sha_transform+0x26/0x4449 [ 220.275762] ? kasan_check_read+0x11/0x20 [ 220.279888] ? do_raw_spin_unlock+0x9e/0x2e0 [ 220.284273] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 220.288831] ? memset+0x31/0x40 [ 220.292088] ? memzero_explicit+0xe/0x10 [ 220.296126] ? extract_buf+0x3a3/0x4c0 [ 220.299992] ? graph_lock+0x170/0x170 [ 220.303773] ? crng_fast_load+0x3b0/0x3b0 [ 220.307896] ? graph_lock+0x170/0x170 [ 220.311673] ? account.constprop.30+0x34e/0x700 [ 220.316320] lock_acquire+0x1dc/0x520 [ 220.320101] ? bad_range+0x160/0x160 [ 220.323806] ? lock_release+0xa10/0xa10 [ 220.327761] ? lock_downgrade+0x8e0/0x8e0 [ 220.331887] ? lock_release+0xa10/0xa10 [ 220.335843] ? lock_downgrade+0x8e0/0x8e0 [ 220.339974] fs_reclaim_acquire.part.82+0x24/0x30 [ 220.344793] ? bad_range+0x160/0x160 [ 220.348482] fs_reclaim_acquire+0x14/0x20 [ 220.352617] __kmalloc+0x45/0x760 [ 220.356052] ? trace_hardirqs_off+0xd/0x10 [ 220.360273] ? _raw_write_unlock_irqrestore+0x63/0xc0 [ 220.365442] ? crng_reseed+0x427/0x920 [ 220.369305] crng_reseed+0x427/0x920 [ 220.372997] ? _extract_entropy.constprop.32+0x150/0x150 [ 220.378430] ? kasan_check_read+0x11/0x20 [ 220.382559] ? rcu_is_watching+0x85/0x140 [ 220.386683] ? rcu_pm_notify+0xc0/0xc0 [ 220.390549] credit_entropy_bits+0x98d/0xa30 [ 220.394935] ? add_interrupt_randomness+0x494/0x860 [ 220.399928] ? crng_reseed+0x920/0x920 [ 220.403792] ? lock_downgrade+0x8e0/0x8e0 [ 220.407918] ? __mix_pool_bytes+0xde/0x400 [ 220.412140] ? kasan_check_read+0x11/0x20 [ 220.416266] ? do_raw_spin_unlock+0x9e/0x2e0 [ 220.420651] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 220.425209] ? __handle_irq_event_percpu+0x34d/0xad0 [ 220.430297] add_interrupt_randomness+0x494/0x860 [ 220.435122] ? extract_entropy.constprop.29+0x490/0x490 [ 220.440465] ? lock_downgrade+0x8e0/0x8e0 [ 220.444593] ? handle_edge_irq+0x30/0x870 [ 220.448725] handle_irq_event_percpu+0xf9/0x1c0 [ 220.453370] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 220.457933] ? __handle_irq_event_percpu+0xad0/0xad0 [ 220.463017] ? rcu_irq_exit+0xd8/0x110 [ 220.466892] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 220.472407] handle_irq_event+0xa7/0x135 [ 220.476446] handle_edge_irq+0x20f/0x870 [ 220.480489] handle_irq+0x18c/0x2e7 [ 220.484097] do_IRQ+0x78/0x190 [ 220.487268] common_interrupt+0xf/0xf [ 220.491039] [ 220.493259] RIP: 0010:_raw_spin_unlock_irq+0x56/0x70 [ 220.498333] RSP: 0018:ffff8801c8937910 EFLAGS: 00000282 ORIG_RAX: ffffffffffffffd8 [ 220.506023] RAX: dffffc0000000000 RBX: ffff8801daf2c580 RCX: 0000000000000000 [ 220.513277] RDX: 1ffffffff11a315f RSI: 0000000000000001 RDI: ffffffff88d18af8 [ 220.520523] RBP: ffff8801c8937918 R08: ffffed003b5e58b1 R09: 0000000000000000 [ 220.527769] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d320a040 [ 220.535027] R13: ffff8801c1840580 R14: 0000000000000000 R15: ffff8801d320a040 [ 220.542284] finish_task_switch+0x1ca/0x810 [ 220.546584] ? finish_task_switch+0x182/0x810 [ 220.551056] ? preempt_notifier_register+0x1e0/0x1e0 [ 220.556137] ? lock_repin_lock+0x410/0x410 [ 220.560355] __schedule+0x809/0x1e30 [ 220.564044] ? __sched_text_start+0x8/0x8 [ 220.568168] ? pipe_write+0xb63/0xeb0 [ 220.571950] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 220.577463] ? __vfs_write+0x113/0x960 [ 220.581324] ? kernel_read+0x120/0x120 [ 220.585191] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 220.590702] ? fsnotify+0x415/0xfc0 [ 220.594312] schedule+0xef/0x430 [ 220.597655] ? fsnotify+0xfc0/0xfc0 [ 220.601260] ? __schedule+0x1e30/0x1e30 [ 220.605213] ? rw_verify_area+0x118/0x360 [ 220.609344] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 220.614864] ? vfs_write+0x2a8/0x560 [ 220.618559] ? exit_to_usermode_loop+0x87/0x310 [ 220.623205] exit_to_usermode_loop+0x220/0x310 [ 220.627765] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 220.632586] do_fast_syscall_32+0xcc3/0xf9b [ 220.636886] ? do_int80_syscall_32+0x880/0x880 [ 220.641453] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 220.646287] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 220.651806] ? syscall_return_slowpath+0x30f/0x5c0 [ 220.656717] ? sysret32_from_system_call+0x5/0x46 [ 220.661539] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 220.666373] entry_SYSENTER_compat+0x70/0x7f [ 220.670764] RIP: 0023:0xf7f54cb9 [ 220.674105] RSP: 002b:00000000ffab99c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 [ 220.681788] RAX: 000000000000000c RBX: 00000000000000fb RCX: 00000000ffab99f0 [ 220.689035] RDX: 000000000000000c RSI: 0000000000035b55 RDI: 0000000000000000 [ 220.696279] RBP: 0000000000000660 R08: 0000000000000000 R09: 0000000000000000 [ 220.703525] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 220.710774] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 220.718034] BUG: sleeping function called from invalid context at mm/slab.h:421 [ 220.725458] in_atomic(): 1, irqs_disabled(): 1, pid: 4839, name: syz-executor3 [ 220.732791] INFO: lockdep is turned off. [ 220.736827] irq event stamp: 6410532 [ 220.740530] hardirqs last enabled at (6410531): [] _raw_spin_unlock_irq+0x27/0x70 [ 220.749780] hardirqs last disabled at (6410532): [] interrupt_entry+0xb5/0xf0 [ 220.758614] softirqs last enabled at (6410102): [] wb_wakeup_delayed+0xa7/0xf0 [ 220.767606] softirqs last disabled at (6410098): [] wb_wakeup_delayed+0x67/0xf0 [ 220.776598] CPU: 1 PID: 4839 Comm: syz-executor3 Not tainted 4.17.0-rc2+ #1 [ 220.783678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 220.793026] Call Trace: [ 220.795586] [ 220.797722] dump_stack+0x1b9/0x294 [ 220.801328] ? dump_stack_print_info.cold.2+0x52/0x52 [ 220.806496] ? fs_reclaim_acquire+0x20/0x20 [ 220.810797] ? wb_wakeup_delayed+0x67/0xf0 [ 220.815094] ? wb_wakeup_delayed+0x67/0xf0 [ 220.819399] ___might_sleep.cold.87+0x11f/0x13a [ 220.824051] ? check_same_owner+0x320/0x320 [ 220.828354] ? lock_release+0xa10/0xa10 [ 220.832399] __might_sleep+0x95/0x190 [ 220.836189] __kmalloc+0x2b9/0x760 [ 220.839724] ? trace_hardirqs_off+0xd/0x10 [ 220.843960] ? _raw_write_unlock_irqrestore+0x63/0xc0 [ 220.849137] ? crng_reseed+0x427/0x920 [ 220.853009] crng_reseed+0x427/0x920 [ 220.856738] ? _extract_entropy.constprop.32+0x150/0x150 [ 220.862176] ? kasan_check_read+0x11/0x20 [ 220.866306] ? rcu_is_watching+0x85/0x140 [ 220.870448] ? rcu_pm_notify+0xc0/0xc0 [ 220.874324] credit_entropy_bits+0x98d/0xa30 [ 220.878721] ? add_interrupt_randomness+0x494/0x860 [ 220.883722] ? crng_reseed+0x920/0x920 [ 220.887593] ? lock_downgrade+0x8e0/0x8e0 [ 220.891743] ? __mix_pool_bytes+0xde/0x400 [ 220.895989] ? kasan_check_read+0x11/0x20 [ 220.900135] ? do_raw_spin_unlock+0x9e/0x2e0 [ 220.904534] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 220.909110] ? __handle_irq_event_percpu+0x34d/0xad0 [ 220.914202] add_interrupt_randomness+0x494/0x860 [ 220.919043] ? extract_entropy.constprop.29+0x490/0x490 [ 220.924431] ? lock_downgrade+0x8e0/0x8e0 [ 220.928571] ? handle_edge_irq+0x30/0x870 [ 220.932714] handle_irq_event_percpu+0xf9/0x1c0 [ 220.937364] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 220.941923] ? __handle_irq_event_percpu+0xad0/0xad0 [ 220.947010] ? rcu_irq_exit+0xd8/0x110 [ 220.950884] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 220.956415] handle_irq_event+0xa7/0x135 [ 220.960456] handle_edge_irq+0x20f/0x870 [ 220.964500] handle_irq+0x18c/0x2e7 [ 220.968108] do_IRQ+0x78/0x190 [ 220.971292] common_interrupt+0xf/0xf [ 220.975072] [ 220.977293] RIP: 0010:_raw_spin_unlock_irq+0x56/0x70 [ 220.982379] RSP: 0018:ffff8801c8937910 EFLAGS: 00000282 ORIG_RAX: ffffffffffffffd8 [ 220.990083] RAX: dffffc0000000000 RBX: ffff8801daf2c580 RCX: 0000000000000000 [ 220.997334] RDX: 1ffffffff11a315f RSI: 0000000000000001 RDI: ffffffff88d18af8 [ 221.004593] RBP: ffff8801c8937918 R08: ffffed003b5e58b1 R09: 0000000000000000 [ 221.011840] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d320a040 [ 221.019091] R13: ffff8801c1840580 R14: 0000000000000000 R15: ffff8801d320a040 [ 221.026357] finish_task_switch+0x1ca/0x810 [ 221.030657] ? finish_task_switch+0x182/0x810 [ 221.035138] ? preempt_notifier_register+0x1e0/0x1e0 [ 221.040230] ? lock_repin_lock+0x410/0x410 [ 221.044460] __schedule+0x809/0x1e30 [ 221.048156] ? __sched_text_start+0x8/0x8 [ 221.052284] ? pipe_write+0xb63/0xeb0 [ 221.056068] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 221.061594] ? __vfs_write+0x113/0x960 [ 221.065460] ? kernel_read+0x120/0x120 [ 221.069327] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 221.074841] ? fsnotify+0x415/0xfc0 [ 221.078452] schedule+0xef/0x430 [ 221.081797] ? fsnotify+0xfc0/0xfc0 [ 221.085406] ? __schedule+0x1e30/0x1e30 [ 221.089365] ? rw_verify_area+0x118/0x360 [ 221.093499] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 221.099029] ? vfs_write+0x2a8/0x560 [ 221.102728] ? exit_to_usermode_loop+0x87/0x310 [ 221.107382] exit_to_usermode_loop+0x220/0x310 [ 221.111962] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 221.116786] do_fast_syscall_32+0xcc3/0xf9b [ 221.121094] ? do_int80_syscall_32+0x880/0x880 [ 221.125659] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 221.130489] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 221.136011] ? syscall_return_slowpath+0x30f/0x5c0 [ 221.140936] ? sysret32_from_system_call+0x5/0x46 [ 221.145761] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 221.150584] entry_SYSENTER_compat+0x70/0x7f [ 221.154971] RIP: 0023:0xf7f54cb9 [ 221.158309] RSP: 002b:00000000ffab99c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004 [ 221.165998] RAX: 000000000000000c RBX: 00000000000000fb RCX: 00000000ffab99f0 [ 221.173257] RDX: 000000000000000c RSI: 0000000000035b55 RDI: 0000000000000000 [ 221.180504] RBP: 0000000000000660 R08: 0000000000000000 R09: 0000000000000000 [ 221.187750] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 221.195006] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 221.202296] random: crng init done 2018/04/26 16:31:46 executed programs: 13613 2018/04/26 16:31:51 executed programs: 14271