INFO: task syz.5.523:8708 blocked for more than 143 seconds.
      Tainted: G             L      syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.5.523       state:D stack:0     pid:8708  tgid:8707  ppid:7659   task_flags:0x400140 flags:0x00000011
Call trace:
 __switch_to+0x418/0x87c arch/arm64/kernel/process.c:742 (T)
 context_switch kernel/sched/core.c:5256 [inline]
 __schedule+0x1250/0x2a7c kernel/sched/core.c:6863
 __schedule_loop kernel/sched/core.c:6945 [inline]
 schedule+0xb4/0x230 kernel/sched/core.c:6960
 io_schedule+0x84/0xf4 kernel/sched/core.c:7789
 folio_wait_bit_common+0x56c/0x9e0 mm/filemap.c:1323
 __folio_lock+0x2c/0x3c mm/filemap.c:1699
 folio_lock include/linux/pagemap.h:1159 [inline]
 release_metapage+0x130/0xa3c fs/jfs/jfs_metapage.c:870
 discard_metapage fs/jfs/jfs_metapage.h:88 [inline]
 __get_metapage+0x920/0xe90 fs/jfs/jfs_metapage.c:753
 dtReadFirst+0xcc/0x7b8 fs/jfs/jfs_dtree.c:3079
 dtReadNext fs/jfs/jfs_dtree.c:3160 [inline]
 jfs_readdir+0x6d8/0x3018 fs/jfs/jfs_dtree.c:2874
 wrap_directory_iterator+0x90/0xf0 fs/readdir.c:65
 shared_jfs_readdir+0x30/0x40 fs/jfs/namei.c:1540
 iterate_dir+0x2dc/0x478 fs/readdir.c:108
 __do_sys_getdents64 fs/readdir.c:410 [inline]
 __se_sys_getdents64 fs/readdir.c:396 [inline]
 __arm64_sys_getdents64+0x110/0x2fc fs/readdir.c:396
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596

Showing all locks held in the system:
1 lock held by khungtaskd/32:
 #0: ffff80008fa5b6e0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire+0x4/0x48 include/linux/rcupdate.h:330
3 locks held by kworker/u8:18/5497:
 #0: ffff0000c1ff2948 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x63c/0x1558 kernel/workqueue.c:3231
 #1: ffff80009e127be0 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x6d0/0x1558 kernel/workqueue.c:3231
 #2: ffff0000f75320e0 (&type->s_umount_key#87){++++}-{4:4}, at: super_trylock_shared+0x24/0xdc fs/super.c:563
2 locks held by getty/6349:
 #0: ffff0000dc9f20a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340
 #1: ffff800099f1e2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x34c/0xfc8 drivers/tty/n_tty.c:2211
2 locks held by syz.5.523/8708:
 #0: ffff0000de5850b8 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x1fc/0x2a0 fs/file.c:1255
 #1: ffff0000f5173340 (&type->i_mutex_dir_key#15){++++}-{4:4}, at: wrap_directory_iterator+0x5c/0xf0 fs/readdir.c:54
2 locks held by kworker/u8:63/11990:
2 locks held by syz.0.1867/13796:
2 locks held by syz.7.1872/13806:
3 locks held by syz.7.1872/13809:
4 locks held by syz.6.1874/13817:
2 locks held by syz.1.1875/13816:

=============================================