INFO: task kworker/R-wg-cr:10619 blocked for more than 142 seconds. Not tainted 6.10.0-rc3-syzkaller-00044-g2ccbdf43d5e7 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/R-wg-cr state:D stack:29360 pid:10619 tgid:10619 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 worker_attach_to_pool+0x31/0x390 kernel/workqueue.c:2689 rescuer_thread+0x3c9/0xda0 kernel/workqueue.c:3473 kthread+0x2f2/0x390 kernel/kthread.c:389 ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Showing all locks held in the system: 1 lock held by kworker/R-rcu_g/4: #0: ffffffff8e1deb28 (wq_pool_attach_mutex){+.+.}-{3:3}, at: worker_detach_from_pool+0x85/0x2f0 kernel/workqueue.c:2728 3 locks held by kworker/0:0/8: 2 locks held by kworker/0:1/9: 3 locks held by kworker/u8:0/11: 2 locks held by kworker/u8:1/12: #0: ffff888015081148 ((wq_completion)events_unbound){+.+.}-{0:0} , at: process_one_work kernel/workqueue.c:3206 [inline] , at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312 #1: ffffc90000117d00 ((reaper_work).work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline] ((reaper_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312 1 lock held by kworker/R-mm_pe/13: #0: ffffffff8e1deb28 (wq_pool_attach_mutex){+.+.}-{3:3}, at: worker_detach_from_pool+0x85/0x2f0 kernel/workqueue.c:2728 1 lock held by khungtaskd/30: #0: ffffffff8e333fa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline] #0: ffffffff8e333fa0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:781 [inline] #0: ffffffff8e333fa0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6614 3 locks held by kworker/1:1/45: #0: