INFO: task syz-executor.4:5295 blocked for more than 143 seconds.
      Not tainted 6.10.0-rc3-syzkaller-00044-g2ccbdf43d5e7 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4  state:D stack:25176 pid:5295  tgid:5248  ppid:5113   flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5408 [inline]
 __schedule+0x1796/0x49d0 kernel/sched/core.c:6745
 __schedule_loop kernel/sched/core.c:6822 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6837
 io_schedule+0x8d/0x110 kernel/sched/core.c:9043
 folio_wait_bit_common+0x882/0x12b0 mm/filemap.c:1307
 release_metapage+0x8c/0x870 fs/jfs/jfs_metapage.c:764
 discard_metapage fs/jfs/jfs_metapage.h:88 [inline]
 __get_metapage+0xb1d/0x1050 fs/jfs/jfs_metapage.c:644
 jfs_readdir+0x2945/0x4660 fs/jfs/jfs_dtree.c:3018
 wrap_directory_iterator+0x94/0xe0 fs/readdir.c:67
 iterate_dir+0x65e/0x820 fs/readdir.c:110
 __do_sys_getdents fs/readdir.c:326 [inline]
 __se_sys_getdents+0x1ef/0x4d0 fs/readdir.c:311
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f19baa7cf29
RSP: 002b:00007f19bb77a0c8 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
RAX: ffffffffffffffda RBX: 00007f19babb4050 RCX: 00007f19baa7cf29
RDX: 00000000000000b8 RSI: 0000000020001fc0 RDI: 0000000000000007
RBP: 00007f19baaec074 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f19babb4050 R15: 00007ffcb3a59888
 </TASK>

Showing all locks held in the system:
4 locks held by kworker/u8:1/12:
 #0: ffff88801b6fa148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline]
 #0: ffff88801b6fa148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312
 #1: ffffc90000117d00 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline]
 #1: ffffc90000117d00 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312
 #2: ffff888011f060e0 (&type->s_umount_key#69){++++}-{3:3}, at: super_trylock_shared+0x22/0xf0 fs/super.c:562
 #3: ffff888066f4e788 (&jfs_ip->commit_mutex){+.+.}-{3:3}, at: jfs_commit_inode+0x24a/0x590 fs/jfs/inode.c:102
1 lock held by khungtaskd/30:
 #0: ffffffff8e333fa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline]
 #0: ffffffff8e333fa0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:781 [inline]
 #0: ffffffff8e333fa0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6614
4 locks held by kworker/u8:2/35:
 #0: ffff88801b6fa148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline]
 #0: ffff88801b6fa148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312
 #1: ffffc90000ab7d00 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline]
 #1: ffffc90000ab7d00 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312