INFO: task syz-executor.6:21326 blocked for more than 143 seconds. Not tainted 5.10.60 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.6 state:D stack:28504 pid:21326 ppid: 287 flags:0x10000004 Call Trace: context_switch kernel/sched/core.c:3774 [inline] __schedule+0x84b/0x1e90 kernel/sched/core.c:4523 schedule+0xcb/0x270 kernel/sched/core.c:4601 __io_uring_task_cancel+0x1ae/0x250 fs/io_uring.c:8896 io_uring_task_cancel include/linux/io_uring.h:46 [inline] bprm_execve+0x114/0x1b00 fs/exec.c:1789 do_execveat_common.isra.0+0x524/0x670 fs/exec.c:1919 do_execveat fs/exec.c:1998 [inline] __do_sys_execveat fs/exec.c:2074 [inline] __se_sys_execveat fs/exec.c:2066 [inline] __x64_sys_execveat+0xe7/0x130 fs/exec.c:2066 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x466609 RSP: 002b:00007ff43c6ea188 EFLAGS: 00000246 ORIG_RAX: 0000000000000142 RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 0000000000466609 RDX: 0000000000000000 RSI: 0000000020000040 RDI: ffffffffffffffff RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffcdef1696f R14: 00007ff43c6ea300 R15: 0000000000022000 INFO: task syz-executor.6:21351 blocked for more than 143 seconds. Not tainted 5.10.60 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.6 state:D stack:28736 pid:21351 ppid: 287 flags:0x10000004 Call Trace: context_switch kernel/sched/core.c:3774 [inline] __schedule+0x84b/0x1e90 kernel/sched/core.c:4523 schedule+0xcb/0x270 kernel/sched/core.c:4601 __io_uring_task_cancel+0x1ae/0x250 fs/io_uring.c:8896 io_uring_task_cancel include/linux/io_uring.h:46 [inline] bprm_execve+0x114/0x1b00 fs/exec.c:1789 do_execveat_common.isra.0+0x524/0x670 fs/exec.c:1919 do_execveat fs/exec.c:1998 [inline] __do_sys_execveat fs/exec.c:2074 [inline] __se_sys_execveat fs/exec.c:2066 [inline] __x64_sys_execveat+0xe7/0x130 fs/exec.c:2066 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x466609 RSP: 002b:00007ff43c6c9188 EFLAGS: 00000246 ORIG_RAX: 0000000000000142 RAX: ffffffffffffffda RBX: 000000000056c038 RCX: 0000000000466609 RDX: 0000000000000000 RSI: 0000000020000040 RDI: ffffffffffffffff RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056c038 R13: 00007ffcdef1696f R14: 00007ff43c6c9300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/22: #0: ffffffff84df66e0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x269 kernel/locking/lockdep.c:6377 4 locks held by kworker/0:1H/51: #0: ffff88806ce33218 (&rq->lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:1294 [inline] #0: ffff88806ce33218 (&rq->lock){-.-.}-{2:2}, at: __schedule+0x1e2/0x1e90 kernel/sched/core.c:4441 #1: ffffffff84df66e0 (rcu_read_lock){....}-{1:2}, at: trace_sched_stat_runtime include/trace/events/sched.h:435 [inline] #1: ffffffff84df66e0 (rcu_read_lock){....}-{1:2}, at: update_curr+0x279/0x7b0 kernel/sched/fair.c:879 #2: ffffffff84df66e0 (rcu_read_lock){....}-{1:2}, at: hctx_lock+0x7f/0x1d0 block/blk-mq.c:716 #3: ffffffff84df66e0 (rcu_read_lock){....}-{1:2}, at: rcu_read_unlock include/linux/rcupdate.h:699 [inline] #3: ffffffff84df66e0 (rcu_read_lock){....}-{1:2}, at: percpu_ref_get_many include/linux/percpu-refcount.h:209 [inline] #3: ffffffff84df66e0 (rcu_read_lock){....}-{1:2}, at: percpu_ref_get include/linux/percpu-refcount.h:222 [inline] #3: ffffffff84df66e0 (rcu_read_lock){....}-{1:2}, at: scsi_end_request+0x370/0x840 drivers/scsi/scsi_lib.c:602 3 locks held by jbd2/sda-8/78: #0: ffff88806ce33218 (&rq->lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:1294 [inline] #0: ffff88806ce33218 (&rq->lock){-.-.}-{2:2}, at: __schedule+0x1e2/0x1e90 kernel/sched/core.c:4441 #1: ffffffff84df66e0 (rcu_read_lock){....}-{1:2}, at: percpu_ref_tryget_live include/linux/percpu-refcount.h:295 [inline] #1: ffffffff84df66e0 (rcu_read_lock){....}-{1:2}, at: blk_queue_enter+0xb6/0xb80 block/blk-core.c:438 #2: ffff88806ce33218 (&rq->lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:1294 [inline] #2: ffff88806ce33218 (&rq->lock){-.-.}-{2:2}, at: ttwu_queue kernel/sched/core.c:2695 [inline] #2: ffff88806ce33218 (&rq->lock){-.-.}-{2:2}, at: try_to_wake_up+0x558/0x1150 kernel/sched/core.c:2975 1 lock held by systemd-journal/104: 1 lock held by in:imklog/202: 2 locks held by rs:main Q:Reg/204: #0: ffff88800caf14f0 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe9/0x100 fs/file.c:930 #1: ffff88800f706438 (sb_writers#3){.+.+}-{0:0}, at: ksys_write+0x12d/0x250 fs/read_write.c:658 =============================================