INFO: task syz-executor.3:12491 blocked for more than 143 seconds. Not tainted 5.10.45 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.3 state:D stack:26520 pid:12491 ppid: 409 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:3776 [inline] __schedule+0x83f/0x1e70 kernel/sched/core.c:4525 schedule+0xcb/0x270 kernel/sched/core.c:4603 io_uring_cancel_files fs/io_uring.c:8684 [inline] io_uring_cancel_task_requests+0xbc1/0x1260 fs/io_uring.c:8751 __io_uring_files_cancel+0x110/0x1b0 fs/io_uring.c:8833 __io_uring_task_cancel+0x174/0x250 fs/io_uring.c:8889 io_uring_task_cancel include/linux/io_uring.h:46 [inline] bprm_execve+0x114/0x1b00 fs/exec.c:1785 do_execveat_common+0x626/0x7c0 fs/exec.c:1915 do_execveat fs/exec.c:1994 [inline] __do_sys_execveat fs/exec.c:2070 [inline] __se_sys_execveat fs/exec.c:2062 [inline] __x64_sys_execveat+0xed/0x130 fs/exec.c:2062 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x466609 RSP: 002b:00007f55a6fcf188 EFLAGS: 00000246 ORIG_RAX: 0000000000000142 RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 0000000000466609 RDX: 0000000000000000 RSI: 0000000020000000 RDI: ffffffffffffffff RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffd23625a6f R14: 00007f55a6fcf300 R15: 0000000000022000 INFO: task syz-executor.3:12547 blocked for more than 143 seconds. Not tainted 5.10.45 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.3 state:D stack:26520 pid:12547 ppid: 409 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:3776 [inline] __schedule+0x83f/0x1e70 kernel/sched/core.c:4525 schedule+0xcb/0x270 kernel/sched/core.c:4603 io_uring_cancel_files fs/io_uring.c:8684 [inline] io_uring_cancel_task_requests+0xbc1/0x1260 fs/io_uring.c:8751 __io_uring_files_cancel+0x110/0x1b0 fs/io_uring.c:8833 io_uring_files_cancel include/linux/io_uring.h:51 [inline] do_exit+0x2f6/0x2780 kernel/exit.c:766 do_group_exit+0x125/0x310 kernel/exit.c:908 get_signal+0x469/0x2200 kernel/signal.c:2758 arch_do_signal+0x88/0x1a90 arch/x86/kernel/signal.c:789 exit_to_user_mode_loop kernel/entry/common.c:161 [inline] exit_to_user_mode_prepare+0xf7/0x160 kernel/entry/common.c:191 syscall_exit_to_user_mode+0x38/0x230 kernel/entry/common.c:266 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x466609 RSP: 002b:00007f55a6f8d218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 000000000056c0f8 RCX: 0000000000466609 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000056c0f8 RBP: 000000000056c0f0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056c0fc R13: 00007ffd23625a6f R14: 00007f55a6f8d300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/22: #0: ffffffff84df64a0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x269 kernel/locking/lockdep.c:6261 1 lock held by kmemleak/69: 4 locks held by kworker/0:1H/76: #0: ffff88806ce33198 (&rq->lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:1294 [inline] #0: ffff88806ce33198 (&rq->lock){-.-.}-{2:2}, at: __schedule+0x1d9/0x1e70 kernel/sched/core.c:4443 #1: ffffffff84df64a0 (rcu_read_lock){....}-{1:2}, at: trace_sched_stat_runtime include/trace/events/sched.h:435 [inline] #1: ffffffff84df64a0 (rcu_read_lock){....}-{1:2}, at: update_curr+0x27d/0x7a0 kernel/sched/fair.c:879 #2: ffffffff84df64a0 (rcu_read_lock){....}-{1:2}, at: hctx_lock+0x7f/0x1d0 block/blk-mq.c:716 #3: ffff88800f0416a0 (&sb->map[i].swap_lock){....}-{2:2}, at: ata_scsi_queuecmd+0x87/0x190 drivers/ata/libata-scsi.c:4098 1 lock held by in:imklog/203: #0: ffff88800e244ff0 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe9/0x100 fs/file.c:930 2 locks held by rs:main Q:Reg/204: #0: ffff8880095c85f0 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe9/0x100 fs/file.c:930 #1: ffff88800f6a2438 (sb_writers#3){.+.+}-{0:0}, at: ksys_write+0x12d/0x250 fs/read_write.c:658 2 locks held by agetty/253: #0: ffff8880211f3098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:266 #1: ffffc900007db2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xdca/0x1320 drivers/tty/n_tty.c:2174 =============================================