INFO: task syz-executor.3:15458 blocked for more than 143 seconds. Not tainted 6.10.0-rc4-syzkaller-00217-g35bb670d65fc #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.3 state:D stack:22864 pid:15458 tgid:15444 ppid:11506 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0xf15/0x5d00 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6837 schedule_timeout+0x258/0x2a0 kernel/time/timer.c:2557 do_wait_for_common kernel/sched/completion.c:95 [inline] __wait_for_common+0x3de/0x5f0 kernel/sched/completion.c:116 io_wq_exit_workers io_uring/io-wq.c:1243 [inline] io_wq_put_and_exit+0x23a/0x8f0 io_uring/io-wq.c:1271 io_uring_clean_tctx+0x10e/0x190 io_uring/tctx.c:193 io_uring_cancel_generic+0x653/0x7d0 io_uring/io_uring.c:3120 io_uring_files_cancel include/linux/io_uring.h:20 [inline] do_exit+0x541/0x2ba0 kernel/exit.c:832 do_group_exit+0xd3/0x2a0 kernel/exit.c:1023 get_signal+0x2616/0x2710 kernel/signal.c:2909 arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:310 exit_to_user_mode_loop kernel/entry/common.c:111 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x14a/0x2a0 kernel/entry/common.c:218 do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe042e7d0a9 RSP: 002b:00007fe0429ef178 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007fe042fb4058 RCX: 00007fe042e7d0a9 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fe042fb4058 RBP: 00007fe042fb4050 R08: 00007fe0429ef6c0 R09: 00007fe0429ef6c0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe042fb405c R13: 000000000000006e R14: 00007ffdb79b1c60 R15: 00007ffdb79b1d48 Showing all locks held in the system: 1 lock held by khungtaskd/30: #0: ffffffff8dbb1920 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline] #0: ffffffff8dbb1920 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:781 [inline] #0: ffffffff8dbb1920 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x340 kernel/locking/lockdep.c:6614 4 locks held by kworker/1:1/45: #0: ffff888015480948 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x12bf/0x1b60 kernel/workqueue.c:3206