INFO: task kworker/1:0:23 blocked for more than 143 seconds.
Not tainted 6.6.0-rc2-syzkaller-00386-g3aba70aed91f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:0 state:D stack:24432 pid:23 ppid:2 flags:0x00004000
Workqueue: dio/loop5 dio_aio_complete_work
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0xee1/0x5a10 kernel/sched/core.c:6695
schedule+0xe7/0x1b0 kernel/sched/core.c:6771
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6830
rwsem_down_write_slowpath+0x53d/0x12a0 kernel/locking/rwsem.c:1178
__down_write_common kernel/locking/rwsem.c:1306 [inline]
__down_write kernel/locking/rwsem.c:1315 [inline]
down_write+0x1d3/0x200 kernel/locking/rwsem.c:1574
inode_lock include/linux/fs.h:802 [inline]
__generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
fat_file_fsync+0x76/0x210 fs/fat/file.c:191
vfs_fsync_range+0x141/0x220 fs/sync.c:188
generic_write_sync include/linux/fs.h:2584 [inline]
dio_complete+0x71b/0x8e0 fs/direct-io.c:314
process_one_work+0x884/0x15c0 kernel/workqueue.c:2630
process_scheduled_works kernel/workqueue.c:2703 [inline]
worker_thread+0x8b9/0x1290 kernel/workqueue.c:2784
kthread+0x33c/0x440 kernel/kthread.c:388
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
INFO: task kworker/1:1:28 blocked for more than 143 seconds.
Not tainted 6.6.0-rc2-syzkaller-00386-g3aba70aed91f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:1 state:D stack:26544 pid:28 ppid:2 flags:0x00004000
Workqueue: dio/loop5 dio_aio_complete_work
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0xee1/0x5a10 kernel/sched/core.c:6695
schedule+0xe7/0x1b0 kernel/sched/core.c:6771
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6830
rwsem_down_write_slowpath+0x53d/0x12a0 kernel/locking/rwsem.c:1178
__down_write_common kernel/locking/rwsem.c:1306 [inline]
__down_write kernel/locking/rwsem.c:1315 [inline]
down_write+0x1d3/0x200 kernel/locking/rwsem.c:1574
inode_lock include/linux/fs.h:802 [inline]
__generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
fat_file_fsync+0x76/0x210 fs/fat/file.c:191
vfs_fsync_range+0x141/0x220 fs/sync.c:188
generic_write_sync include/linux/fs.h:2584 [inline]
dio_complete+0x71b/0x8e0 fs/direct-io.c:314
process_one_work+0x884/0x15c0 kernel/workqueue.c:2630
process_scheduled_works kernel/workqueue.c:2703 [inline]
worker_thread+0x8b9/0x1290 kernel/workqueue.c:2784
kthread+0x33c/0x440 kernel/kthread.c:388
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
INFO: task kworker/1:2:4452 blocked for more than 144 seconds.
Not tainted 6.6.0-rc2-syzkaller-00386-g3aba70aed91f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:2 state:D stack:25616 pid:4452 ppid:2 flags:0x00004000
Workqueue: dio/loop5 dio_aio_complete_work
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0xee1/0x5a10 kernel/sched/core.c:6695
schedule+0xe7/0x1b0 kernel/sched/core.c:6771
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6830
rwsem_down_write_slowpath+0x53d/0x12a0 kernel/locking/rwsem.c:1178
__down_write_common kernel/locking/rwsem.c:1306 [inline]
__down_write kernel/locking/rwsem.c:1315 [inline]
down_write+0x1d3/0x200 kernel/locking/rwsem.c:1574
inode_lock include/linux/fs.h:802 [inline]
__generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
fat_file_fsync+0x76/0x210 fs/fat/file.c:191
vfs_fsync_range+0x141/0x220 fs/sync.c:188
generic_write_sync include/linux/fs.h:2584 [inline]
dio_complete+0x71b/0x8e0 fs/direct-io.c:314
process_one_work+0x884/0x15c0 kernel/workqueue.c:2630
process_scheduled_works kernel/workqueue.c:2703 [inline]
worker_thread+0x8b9/0x1290 kernel/workqueue.c:2784
kthread+0x33c/0x440 kernel/kthread.c:388
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
INFO: task kworker/1:3:5047 blocked for more than 144 seconds.
Not tainted 6.6.0-rc2-syzkaller-00386-g3aba70aed91f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:3 state:D stack:25312 pid:5047 ppid:2 flags:0x00004000
Workqueue: dio/loop5 dio_aio_complete_work
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0xee1/0x5a10 kernel/sched/core.c:6695
schedule+0xe7/0x1b0 kernel/sched/core.c:6771
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6830
rwsem_down_write_slowpath+0x53d/0x12a0 kernel/locking/rwsem.c:1178
__down_write_common kernel/locking/rwsem.c:1306 [inline]
__down_write kernel/locking/rwsem.c:1315 [inline]
down_write+0x1d3/0x200 kernel/locking/rwsem.c:1574
inode_lock include/linux/fs.h:802 [inline]
__generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
fat_file_fsync+0x76/0x210 fs/fat/file.c:191
vfs_fsync_range+0x141/0x220 fs/sync.c:188
generic_write_sync include/linux/fs.h:2584 [inline]
dio_complete+0x71b/0x8e0 fs/direct-io.c:314
process_one_work+0x884/0x15c0 kernel/workqueue.c:2630
process_scheduled_works kernel/workqueue.c:2703 [inline]
worker_thread+0x8b9/0x1290 kernel/workqueue.c:2784
kthread+0x33c/0x440 kernel/kthread.c:388
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
INFO: task kworker/1:4:5050 blocked for more than 144 seconds.
Not tainted 6.6.0-rc2-syzkaller-00386-g3aba70aed91f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:4 state:D stack:28000 pid:5050 ppid:2 flags:0x00004000
Workqueue: dio/loop5 dio_aio_complete_work
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0xee1/0x5a10 kernel/sched/core.c:6695
schedule+0xe7/0x1b0 kernel/sched/core.c:6771
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6830
rwsem_down_write_slowpath+0x53d/0x12a0 kernel/locking/rwsem.c:1178
__down_write_common kernel/locking/rwsem.c:1306 [inline]
__down_write kernel/locking/rwsem.c:1315 [inline]
down_write+0x1d3/0x200 kernel/locking/rwsem.c:1574
inode_lock include/linux/fs.h:802 [inline]
__generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
fat_file_fsync+0x76/0x210 fs/fat/file.c:191
vfs_fsync_range+0x141/0x220 fs/sync.c:188
generic_write_sync include/linux/fs.h:2584 [inline]
dio_complete+0x71b/0x8e0 fs/direct-io.c:314
process_one_work+0x884/0x15c0 kernel/workqueue.c:2630
process_scheduled_works kernel/workqueue.c:2703 [inline]
worker_thread+0x8b9/0x1290 kernel/workqueue.c:2784
kthread+0x33c/0x440 kernel/kthread.c:388
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
INFO: task kworker/1:5:5452 blocked for more than 144 seconds.
Not tainted 6.6.0-rc2-syzkaller-00386-g3aba70aed91f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:5 state:D stack:25312 pid:5452 ppid:2 flags:0x00004000
Workqueue: dio/loop5 dio_aio_complete_work
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0xee1/0x5a10 kernel/sched/core.c:6695
schedule+0xe7/0x1b0 kernel/sched/core.c:6771
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6830
rwsem_down_write_slowpath+0x53d/0x12a0 kernel/locking/rwsem.c:1178
__down_write_common kernel/locking/rwsem.c:1306 [inline]
__down_write kernel/locking/rwsem.c:1315 [inline]
down_write+0x1d3/0x200 kernel/locking/rwsem.c:1574
inode_lock include/linux/fs.h:802 [inline]
__generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
fat_file_fsync+0x76/0x210 fs/fat/file.c:191
vfs_fsync_range+0x141/0x220 fs/sync.c:188
generic_write_sync include/linux/fs.h:2584 [inline]
dio_complete+0x71b/0x8e0 fs/direct-io.c:314
process_one_work+0x884/0x15c0 kernel/workqueue.c:2630
process_scheduled_works kernel/workqueue.c:2703 [inline]
worker_thread+0x8b9/0x1290 kernel/workqueue.c:2784
kthread+0x33c/0x440 kernel/kthread.c:388
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
INFO: task kworker/1:6:5456 blocked for more than 145 seconds.
Not tainted 6.6.0-rc2-syzkaller-00386-g3aba70aed91f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:6 state:D stack:26768 pid:5456 ppid:2 flags:0x00004000
Workqueue: dio/loop5 dio_aio_complete_work
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0xee1/0x5a10 kernel/sched/core.c:6695
schedule+0xe7/0x1b0 kernel/sched/core.c:6771
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6830
rwsem_down_write_slowpath+0x53d/0x12a0 kernel/locking/rwsem.c:1178
__down_write_common kernel/locking/rwsem.c:1306 [inline]
__down_write kernel/locking/rwsem.c:1315 [inline]
down_write+0x1d3/0x200 kernel/locking/rwsem.c:1574
inode_lock include/linux/fs.h:802 [inline]
__generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
fat_file_fsync+0x76/0x210 fs/fat/file.c:191
vfs_fsync_range+0x141/0x220 fs/sync.c:188
generic_write_sync include/linux/fs.h:2584 [inline]
dio_complete+0x71b/0x8e0 fs/direct-io.c:314
process_one_work+0x884/0x15c0 kernel/workqueue.c:2630
process_scheduled_works kernel/workqueue.c:2703 [inline]
worker_thread+0x8b9/0x1290 kernel/workqueue.c:2784
kthread+0x33c/0x440 kernel/kthread.c:388
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
INFO: task kworker/1:7:5521 blocked for more than 145 seconds.
Not tainted 6.6.0-rc2-syzkaller-00386-g3aba70aed91f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:7 state:D stack:26128 pid:5521 ppid:2 flags:0x00004000
Workqueue: dio/loop5 dio_aio_complete_work
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0xee1/0x5a10 kernel/sched/core.c:6695
schedule+0xe7/0x1b0 kernel/sched/core.c:6771
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6830
rwsem_down_write_slowpath+0x53d/0x12a0 kernel/locking/rwsem.c:1178
__down_write_common kernel/locking/rwsem.c:1306 [inline]
__down_write kernel/locking/rwsem.c:1315 [inline]
down_write+0x1d3/0x200 kernel/locking/rwsem.c:1574
inode_lock include/linux/fs.h:802 [inline]
__generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
fat_file_fsync+0x76/0x210 fs/fat/file.c:191
vfs_fsync_range+0x141/0x220 fs/sync.c:188
generic_write_sync include/linux/fs.h:2584 [inline]
dio_complete+0x71b/0x8e0 fs/direct-io.c:314
process_one_work+0x884/0x15c0 kernel/workqueue.c:2630
process_scheduled_works kernel/workqueue.c:2703 [inline]
worker_thread+0x8b9/0x1290 kernel/workqueue.c:2784
kthread+0x33c/0x440 kernel/kthread.c:388
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
INFO: task kworker/1:8:5522 blocked for more than 146 seconds.
Not tainted 6.6.0-rc2-syzkaller-00386-g3aba70aed91f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:8 state:D stack:27456 pid:5522 ppid:2 flags:0x00004000
Workqueue: dio/loop5 dio_aio_complete_work
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0xee1/0x5a10 kernel/sched/core.c:6695
schedule+0xe7/0x1b0 kernel/sched/core.c:6771
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6830
rwsem_down_write_slowpath+0x53d/0x12a0 kernel/locking/rwsem.c:1178
__down_write_common kernel/locking/rwsem.c:1306 [inline]
__down_write kernel/locking/rwsem.c:1315 [inline]
down_write+0x1d3/0x200 kernel/locking/rwsem.c:1574
inode_lock include/linux/fs.h:802 [inline]
__generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
fat_file_fsync+0x76/0x210 fs/fat/file.c:191
vfs_fsync_range+0x141/0x220 fs/sync.c:188
generic_write_sync include/linux/fs.h:2584 [inline]
dio_complete+0x71b/0x8e0 fs/direct-io.c:314
process_one_work+0x884/0x15c0 kernel/workqueue.c:2630
process_scheduled_works kernel/workqueue.c:2703 [inline]
worker_thread+0x8b9/0x1290 kernel/workqueue.c:2784
kthread+0x33c/0x440 kernel/kthread.c:388
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
INFO: task kworker/1:9:5524 blocked for more than 146 seconds.
Not tainted 6.6.0-rc2-syzkaller-00386-g3aba70aed91f #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:9 state:D stack:28048 pid:5524 ppid:2 flags:0x00004000
Workqueue: dio/loop5 dio_aio_complete_work
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0xee1/0x5a10 kernel/sched/core.c:6695
schedule+0xe7/0x1b0 kernel/sched/core.c:6771
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6830
rwsem_down_write_slowpath+0x53d/0x12a0 kernel/locking/rwsem.c:1178
__down_write_common kernel/locking/rwsem.c:1306 [inline]
__down_write kernel/locking/rwsem.c:1315 [inline]
down_write+0x1d3/0x200 kernel/locking/rwsem.c:1574
inode_lock include/linux/fs.h:802 [inline]
__generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
fat_file_fsync+0x76/0x210 fs/fat/file.c:191
vfs_fsync_range+0x141/0x220 fs/sync.c:188
generic_write_sync include/linux/fs.h:2584 [inline]
dio_complete+0x71b/0x8e0 fs/direct-io.c:314
process_one_work+0x884/0x15c0 kernel/workqueue.c:2630
process_scheduled_works kernel/workqueue.c:2703 [inline]
worker_thread+0x8b9/0x1290 kernel/workqueue.c:2784
kthread+0x33c/0x440 kernel/kthread.c:388
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
Showing all locks held in the system:
3 locks held by kworker/1:0/23:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc900001d7d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:1/28:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90000a4fd80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
1 lock held by khungtaskd/29:
#0: ffffffff8cbab2a0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:303 [inline]
#0: ffffffff8cbab2a0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:749 [inline]
#0: ffffffff8cbab2a0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x340 kernel/locking/lockdep.c:6613
3 locks held by kworker/1:2/4452:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc9000eb4fd80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
2 locks held by getty/4795:
#0: ffff88802ad120a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
#1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xfc5/0x1480 drivers/tty/n_tty.c:2206
3 locks held by kworker/1:3/5047:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90003d2fd80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:4/5050:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90003d5fd80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:5/5452:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90005627d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:6/5456:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc9000566fd80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:7/5521:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc9000581fd80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:8/5522:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc9000582fd80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:9/5524:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc9000584fd80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:10/5527:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc9000587fd80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:11/5528:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90005a27d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:12/5529:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90005a37d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:13/5530:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc9000588fd80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:14/5531:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90005a57d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:15/5558:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90009c17d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:16/5559:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90009c77d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:17/5560:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90009c87d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:18/5561:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90009c97d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:19/5562:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90009ca7d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:20/5563:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90009cb7d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:21/5564:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90009cd7d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:22/5565:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90009ce7d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:23/5577:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90009d47d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:24/5630:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90009f87d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:25/5631:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90009f97d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:26/5632:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90009fa7d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:27/5633:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90009fb7d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:28/5634:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90009fc7d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:29/5635:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90009fe7d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:30/5636:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90009ff7d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:31/5639:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc9000a017d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
3 locks held by kworker/1:32/5640:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc9000a027d80 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
2 locks held by syz-executor.5/5642:
#0: ffff888024996410 (sb_writers#13){.+.+}-{0:0}, at: do_syscall_x64 arch/x86/entry/common.c:50 [inline]
#0: ffff888024996410 (sb_writers#13){.+.+}-{0:0}, at: do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80
#1: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#1: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: do_truncate+0x14b/0x220 fs/open.c:64
1 lock held by syz-executor.5/5645:
#0: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#0: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: generic_file_write_iter+0x92/0x350 mm/filemap.c:4087
3 locks held by kworker/R-dio/l/5647:
#0: ffff88806d8e0d38 ((wq_completion)dio/loop5){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc90009e27d10 ((work_completion)(&dio->complete_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
#2: ffff8880756a1580 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: __generic_file_fsync+0xb2/0x1f0 fs/libfs.c:1398
2 locks held by kworker/0:82/6921:
#0: ffff888012c72938 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_one_work+0x787/0x15c0 kernel/workqueue.c:2605
#1: ffffc9000a8f7d80 ((work_completion)(&rew->rew_work)){+.+.}-{0:0}, at: process_one_work+0x7e9/0x15c0 kernel/workqueue.c:2606
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 29 Comm: khungtaskd Not tainted 6.6.0-rc2-syzkaller-00386-g3aba70aed91f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd9/0x1b0 lib/dump_stack.c:106
nmi_cpu_backtrace+0x277/0x380 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x299/0x300 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline]
watchdog+0xf87/0x1210 kernel/hung_task.c:379
kthread+0x33c/0x440 kernel/kthread.c:388
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0 skipped: idling at native_safe_halt arch/x86/include/asm/irqflags.h:48 [inline]
NMI backtrace for cpu 0 skipped: idling at arch_safe_halt arch/x86/include/asm/irqflags.h:86 [inline]
NMI backtrace for cpu 0 skipped: idling at acpi_safe_halt+0x1b/0x20 drivers/acpi/processor_idle.c:112