INFO: task jfsCommit:93 blocked for more than 143 seconds.
Not tainted 6.1.127-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:jfsCommit state:D stack:0 pid:93 ppid:2 flags:0x00000008
Call trace:
__switch_to+0x308/0x598 arch/arm64/kernel/process.c:553
context_switch kernel/sched/core.c:5241 [inline]
__schedule+0xef4/0x1d44 kernel/sched/core.c:6558
schedule+0xc4/0x170 kernel/sched/core.c:6634
io_schedule+0x8c/0x188 kernel/sched/core.c:8786
__lock_metapage+0x1cc/0x458 fs/jfs/jfs_metapage.c:50
lock_metapage fs/jfs/jfs_metapage.c:64 [inline]
__get_metapage+0x96c/0x1050 fs/jfs/jfs_metapage.c:639
diIAGRead+0xe4/0x14c fs/jfs/jfs_imap.c:2672
diFree+0x800/0x2648 fs/jfs/jfs_imap.c:959
jfs_evict_inode+0x2d0/0x3f4 fs/jfs/inode.c:156
evict+0x418/0x894 fs/inode.c:705
iput_final fs/inode.c:1834 [inline]
iput+0x7c0/0x8a4 fs/inode.c:1860
txUpdateMap+0x73c/0x8e4 fs/jfs/jfs_txnmgr.c:2367
txLazyCommit fs/jfs/jfs_txnmgr.c:2664 [inline]
jfs_lazycommit+0x3a0/0x988 fs/jfs/jfs_txnmgr.c:2732
kthread+0x250/0x2d8 kernel/kthread.c:376
ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:864
INFO: task syz-executor:4301 blocked for more than 143 seconds.
Not tainted 6.1.127-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor state:D stack:0 pid:4301 ppid:1 flags:0x0000000c
Call trace:
__switch_to+0x308/0x598 arch/arm64/kernel/process.c:553
context_switch kernel/sched/core.c:5241 [inline]
__schedule+0xef4/0x1d44 kernel/sched/core.c:6558
schedule+0xc4/0x170 kernel/sched/core.c:6634
jfs_flush_journal+0x5d8/0xd64 fs/jfs/jfs_logmgr.c:1564
jfs_sync_fs+0x80/0xac fs/jfs/super.c:684
sync_filesystem+0x1a0/0x218 fs/sync.c:66
generic_shutdown_super+0x70/0x328 fs/super.c:474
kill_block_super+0x70/0xdc fs/super.c:1470
deactivate_locked_super+0xac/0x124 fs/super.c:332
deactivate_super+0xf0/0x110 fs/super.c:363
cleanup_mnt+0x394/0x41c fs/namespace.c:1186
__cleanup_mnt+0x20/0x30 fs/namespace.c:1193
task_work_run+0x240/0x2f0 kernel/task_work.c:203
exit_task_work include/linux/task_work.h:39 [inline]
do_exit+0x550/0x1a84 kernel/exit.c:871
do_group_exit+0x194/0x22c kernel/exit.c:1021
__do_sys_exit_group kernel/exit.c:1032 [inline]
__se_sys_exit_group kernel/exit.c:1030 [inline]
__wake_up_parent+0x0/0x60 kernel/exit.c:1030
__invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52
el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140
do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204
el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637
el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/12:
#0: ffff800015c65530 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xcf4 kernel/rcu/tasks.h:517
1 lock held by rcu_tasks_trace/13:
#0: ffff800015c65d30 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xcf4 kernel/rcu/tasks.h:517
3 locks held by kworker/1:0/22:
#0: ffff0000c0020938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x664/0x1404 kernel/workqueue.c:2265
#1: ffff80001d2c7c20 (deferred_process_work){+.+.}-{0:0}, at: process_one_work+0x6a8/0x1404 kernel/workqueue.c:2267
#2: ffff8000180c4fc8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:74
1 lock held by khungtaskd/28:
#0: ffff800015c65360 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:349
2 locks held by jfsCommit/93:
#0: ffff0000d5378920 (&(imap->im_aglock[index])){+.+.}-{3:3}, at: diFree+0x2cc/0x2648 fs/jfs/jfs_imap.c:889
#1: ffff0000def02638 (&jfs_ip->rdwrlock/1){.+.+}-{3:3}, at: diFree+0x2e0/0x2648 fs/jfs/jfs_imap.c:894
4 locks held by udevd/3912:
#0: ffff0000eccaae80 (&p->lock){+.+.}-{3:3}, at: seq_read_iter+0xac/0xc44 fs/seq_file.c:182
#1: ffff0000f0ae9888 (&of->mutex){+.+.}-{3:3}, at: kernfs_seq_start+0x58/0x384 fs/kernfs/file.c:154
#2: ffff0000f0794e88 (kn->active#4){.+.+}-{0:0}, at: kernfs_seq_start+0x74/0x384 fs/kernfs/file.c:155
#3: ffff0000d63d00e8 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:837 [inline]
#3: ffff0000d63d00e8 (&dev->mutex){....}-{3:3}, at: uevent_show+0x178/0x338 drivers/base/core.c:2668
2 locks held by getty/4056:
#0: ffff0000d6223098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340
#1: ffff80001d8302f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1214 drivers/tty/n_tty.c:2198
1 lock held by syz-executor/4301:
#0: ffff0000dc18c0e0 (&type->s_umount_key#59){+.+.}-{3:3}, at: deactivate_super+0xe8/0x110 fs/super.c:362
4 locks held by kworker/u4:6/4451:
#0: ffff0000c03dd138 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x664/0x1404 kernel/workqueue.c:2265
#1: ffff800021457c20 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x6a8/0x1404 kernel/workqueue.c:2267
#2: ffff8000180b9010 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x13c/0xaec net/core/net_namespace.c:594
#3: ffff8000180c4fc8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:74
3 locks held by kworker/u4:10/4549:
#0: ffff0000c0029138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x664/0x1404 kernel/workqueue.c:2265
#1: ffff800021827c20 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0x6a8/0x1404 kernel/workqueue.c:2267
#2: ffff8000180c4fc8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:74
2 locks held by kworker/0:16/4739:
#0: ffff0000c0020938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x664/0x1404 kernel/workqueue.c:2265
#1: ffff800021947c20 (free_ipc_work){+.+.}-{0:0}, at: process_one_work+0x6a8/0x1404 kernel/workqueue.c:2267
2 locks held by syz-executor/5614:
#0: ffff0000e5de90b8 (&hdev->req_lock){+.+.}-{3:3}, at: hci_dev_do_close net/bluetooth/hci_core.c:507 [inline]
#0: ffff0000e5de90b8 (&hdev->req_lock){+.+.}-{3:3}, at: hci_unregister_dev+0x1f8/0x4c4 net/bluetooth/hci_core.c:2706
#1: ffff0000e5de8078 (&hdev->lock){+.+.}-{3:3}, at: hci_dev_close_sync+0x39c/0xf1c net/bluetooth/hci_sync.c:5165
2 locks held by syz-executor/5855:
#0: ffff0000c3f1d0b8 (&hdev->req_lock){+.+.}-{3:3}, at: hci_dev_do_close net/bluetooth/hci_core.c:507 [inline]
#0: ffff0000c3f1d0b8 (&hdev->req_lock){+.+.}-{3:3}, at: hci_unregister_dev+0x1f8/0x4c4 net/bluetooth/hci_core.c:2706
#1: ffff0000c3f1c078 (&hdev->lock){+.+.}-{3:3}, at: hci_dev_close_sync+0x39c/0xf1c net/bluetooth/hci_sync.c:5165
1 lock held by syz-executor/6289:
2 locks held by syz-executor/6308:
#0: ffff0000c2ca50b8 (&hdev->req_lock){+.+.}-{3:3}, at: hci_dev_do_close net/bluetooth/hci_core.c:507 [inline]
#0: ffff0000c2ca50b8 (&hdev->req_lock){+.+.}-{3:3}, at: hci_unregister_dev+0x1f8/0x4c4 net/bluetooth/hci_core.c:2706
#1: ffff0000c2ca4078 (&hdev->lock){+.+.}-{3:3}, at: hci_dev_close_sync+0x39c/0xf1c net/bluetooth/hci_sync.c:5165
2 locks held by syz.4.437/6351:
#0: ffff0000df56d0b8 (&hdev->req_lock){+.+.}-{3:3}, at: hci_dev_do_close net/bluetooth/hci_core.c:507 [inline]
#0: ffff0000df56d0b8 (&hdev->req_lock){+.+.}-{3:3}, at: hci_unregister_dev+0x1f8/0x4c4 net/bluetooth/hci_core.c:2706
#1: ffff0000df56c078 (&hdev->lock){+.+.}-{3:3}, at: hci_dev_close_sync+0x39c/0xf1c net/bluetooth/hci_sync.c:5165
7 locks held by syz-executor/7507:
#0: ffff0000d8022460 (sb_writers#7){.+.+}-{0:0}, at: vfs_write+0x244/0x91c fs/read_write.c:580
#1: ffff0000f599e488 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write_iter+0x1c8/0x48c fs/kernfs/file.c:325
#2: ffff0000cb2b70f0 (kn->active#46){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x1e4/0x48c fs/kernfs/file.c:326
#3: ffff8000174865a8 (nsim_bus_dev_list_lock){+.+.}-{3:3}, at: new_device_store+0x170/0x664 drivers/net/netdevsim/bus.c:160
#4: ffff0000d63d00e8 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:837 [inline]
#4: ffff0000d63d00e8 (&dev->mutex){....}-{3:3}, at: __device_attach+0x90/0x480 drivers/base/dd.c:990
#5: ffff0000d63d52f8 (&devlink->lock_key#14){+.+.}-{3:3}, at: devl_lock+0x24/0x34 net/devlink/leftover.c:275
#6: ffff8000180c4fc8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:74
=============================================