ip6_tunnel: ip6tnl1 xmit: Local address not yet configured! INFO: task syz-executor.0:2119 blocked for more than 140 seconds. Not tainted 4.9.180+ #4 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.0 D28312 2119 2087 0x00000004 0000000000000087 ffff8801cdc697c0 0000000000000000 ffff8801db621000 ffffffff83031180 ffff8801db621018 ffff8801d2ad7680 ffffffff8280924e 0000000000000246 ffff8801cdc697c0 0000000000000000 ffff8801db6218f0 Call Trace: [<00000000588bd7de>] schedule+0x92/0x1c0 kernel/sched/core.c:3546 [<00000000df54926c>] __rt_mutex_slowlock+0x99/0x290 kernel/locking/rtmutex.c:1221 [<000000006a1f393d>] rt_mutex_slowlock+0x199/0x4c0 kernel/locking/rtmutex.c:1293 [<000000003b3811c4>] rt_mutex_fastlock kernel/locking/rtmutex.c:1439 [inline] [<000000003b3811c4>] rt_mutex_lock+0x2d/0x40 kernel/locking/rtmutex.c:1499 [<000000006675a79f>] process_notifier drivers/misc/uid_sys_stats.c:636 [inline] [<000000006675a79f>] process_notifier+0x96/0x670 drivers/misc/uid_sys_stats.c:625 [<00000000ebe612ce>] notifier_call_chain+0xb4/0x1d0 kernel/notifier.c:93 [<00000000ad5b4a4a>] __blocking_notifier_call_chain kernel/notifier.c:317 [inline] [<00000000ad5b4a4a>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] [<00000000ad5b4a4a>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] [<00000000ad5b4a4a>] blocking_notifier_call_chain+0x80/0xa0 kernel/notifier.c:325 [<00000000e96d7dc0>] profile_task_exit+0x1f/0x30 kernel/profile.c:140 [<00000000050836e6>] do_exit+0x90/0x2aa0 kernel/exit.c:744 [<00000000de3f2567>] do_group_exit+0x111/0x300 kernel/exit.c:945 [<00000000a43cf715>] get_signal+0x348/0x1aa0 kernel/signal.c:2380 [<0000000068f79f82>] do_signal+0x9c/0x1920 arch/x86/kernel/signal.c:812 [<0000000091f30243>] exit_to_usermode_loop+0x11c/0x160 arch/x86/entry/common.c:159 [<000000008a8eae9a>] prepare_exit_to_usermode arch/x86/entry/common.c:195 [inline] [<000000008a8eae9a>] syscall_return_slowpath arch/x86/entry/common.c:266 [inline] [<000000008a8eae9a>] do_syscall_64+0x3ab/0x5c0 arch/x86/entry/common.c:293 [<000000007a8ffe92>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb Showing all locks held in the system: 1 lock held by kworker/dying/5: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/18: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/23: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 2 locks held by khungtaskd/24: #0: (rcu_read_lock){......}, at: [<00000000b786a1a6>] check_hung_uninterruptible_tasks kernel/hung_task.c:169 [inline] #0: (rcu_read_lock){......}, at: [<00000000b786a1a6>] watchdog+0x14b/0xaf0 kernel/hung_task.c:263 #1: (tasklist_lock){.+.+..}, at: [<000000007c257684>] debug_show_all_locks+0x7f/0x21f kernel/locking/lockdep.c:4336 1 lock held by kworker/dying/64: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by rsyslogd/1909: #0: (&f->f_pos_lock){+.+.+.}, at: [<0000000001e4e155>] __fdget_pos+0xa8/0xd0 fs/file.c:782 2 locks held by getty/2037: #0: (&tty->ldisc_sem){++++++}, at: [<00000000d94ceae6>] ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:377 #1: (&ldata->atomic_read_lock){+.+...}, at: [<00000000062b6a70>] n_tty_read+0x1fe/0x1820 drivers/tty/n_tty.c:2156 1 lock held by syz-executor.0/2119: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.1/2120: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.2/2123: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.4/2124: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/2131: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/2142: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/2150: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/2193: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/3455: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.5/7441: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/7733: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/7739: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/10239: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/10243: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/10251: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/10478: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/10481: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/10486: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/10496: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/10880: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/10883: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/10889: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/10905: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/10918: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.3/11793: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/22669: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/25532: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/25534: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/25540: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/25548: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/25564: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/25581: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/26769: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/30252: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/30258: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/30283: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/32438: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/32440: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/32444: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/32446: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/32477: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/8399: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/8405: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/8458: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/8462: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 2 locks held by kworker/u4:43/8464: #0: ("events_unbound"){.+.+.+}, at: [<00000000058a79e4>] process_one_work+0x790/0x1600 kernel/workqueue.c:2107 #1: ((&sub_info->work)){+.+.+.}, at: [<000000007e84ee1e>] process_one_work+0x7ce/0x1600 kernel/workqueue.c:2111 1 lock held by kworker/dying/12538: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/12560: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/15692: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/15696: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/15698: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/15700: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/20274: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/20292: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/20295: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/20297: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/21330: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/21334: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by kworker/dying/27434: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.0/32323: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.1/32343: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.1/32346: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.1/32359: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.1/32361: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.1/32365: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.5/32344: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.5/32348: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.5/32374: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.5/32375: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.4/32350: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.4/32352: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.4/32358: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.4/32362: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.4/32363: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.2/32354: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.2/32368: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by modprobe/32366: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.3/32369: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.3/32370: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by syz-executor.3/32372: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by getty/32376: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by getty/32377: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by getty/32378: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by getty/32379: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by getty/32380: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 1 lock held by getty/32381: #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:316 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] __blocking_notifier_call_chain kernel/notifier.c:304 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain kernel/notifier.c:328 [inline] #0: ((task_exit_notifier).rwsem){.+.+..}, at: [<00000000a1ef609f>] blocking_notifier_call_chain+0x6a/0xa0 kernel/notifier.c:325 ============================================= NMI backtrace for cpu 1 CPU: 1 PID: 24 Comm: khungtaskd Not tainted 4.9.180+ #4 ffff8801d98d7cc8 ffffffff81b577f1 0000000000000001 0000000000000000 0000000000000001 ffffffff81099901 dffffc0000000000 ffff8801d98d7d00 ffffffff81b62a8c 0000000000000001 0000000000000000 0000000000000001 Call Trace: [<000000000b9746ed>] __dump_stack lib/dump_stack.c:15 [inline] [<000000000b9746ed>] dump_stack+0xc1/0x120 lib/dump_stack.c:51 [<00000000144d90d5>] nmi_cpu_backtrace.cold+0x47/0x87 lib/nmi_backtrace.c:99 [<0000000097ae3d2c>] nmi_trigger_cpumask_backtrace+0x124/0x155 lib/nmi_backtrace.c:60 [<00000000355ec8b9>] arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:37 [<00000000cf2524fe>] trigger_all_cpu_backtrace include/linux/nmi.h:58 [inline] [<00000000cf2524fe>] check_hung_task kernel/hung_task.c:126 [inline] [<00000000cf2524fe>] check_hung_uninterruptible_tasks kernel/hung_task.c:183 [inline] [<00000000cf2524fe>] watchdog+0x670/0xaf0 kernel/hung_task.c:263 [<0000000095d7078a>] kthread+0x278/0x310 kernel/kthread.c:211 [<00000000e81afc8b>] ret_from_fork+0x5c/0x70 arch/x86/entry/entry_64.S:375 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 skipped: idling at pc 0xffffffff828183a1