INFO: task syz.4.1419:9925 blocked for more than 143 seconds.
      Not tainted 6.1.102-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.4.1419      state:D stack:0     pid:9925  ppid:8937   flags:0x00000009
Call trace:
 __switch_to+0x320/0x754 arch/arm64/kernel/process.c:553
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0xef4/0x1d44 kernel/sched/core.c:6561
 schedule+0xc4/0x170 kernel/sched/core.c:6637
 io_schedule+0x8c/0x188 kernel/sched/core.c:8789
 folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1296
 __folio_lock+0x2c/0x3c mm/filemap.c:1659
 lock_page include/linux/pagemap.h:995 [inline]
 pickup_page_for_submission fs/erofs/zdata.c:1346 [inline]
 z_erofs_submit_queue fs/erofs/zdata.c:1539 [inline]
 z_erofs_runqueue+0x784/0x1750 fs/erofs/zdata.c:1611
 z_erofs_readahead+0x988/0xe04 fs/erofs/zdata.c:1758
 read_pages+0x168/0x6a0 mm/readahead.c:161
 page_cache_ra_unbounded+0x46c/0x58c mm/readahead.c:270
 do_page_cache_ra mm/readahead.c:300 [inline]
 force_page_cache_ra+0x248/0x2b0 mm/readahead.c:331
 force_page_cache_readahead mm/internal.h:106 [inline]
 generic_fadvise+0x3f8/0x648 mm/fadvise.c:107
 vfs_fadvise mm/fadvise.c:185 [inline]
 ksys_fadvise64_64 mm/fadvise.c:199 [inline]
 __do_sys_fadvise64_64 mm/fadvise.c:207 [inline]
 __se_sys_fadvise64_64 mm/fadvise.c:205 [inline]
 __arm64_sys_fadvise64_64+0x12c/0x174 mm/fadvise.c:205
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x64/0x218 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: ffff800015b95070 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xcf4 kernel/rcu/tasks.h:516
1 lock held by rcu_tasks_trace/13:
 #0: ffff800015b95870 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xcf4 kernel/rcu/tasks.h:516
1 lock held by khungtaskd/28:
 #0: ffff800015b94ea0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:349
2 locks held by getty/4054:
 #0: ffff0000d611f098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340
 #1: ffff80001beb02f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1214 drivers/tty/n_tty.c:2198
1 lock held by syz.4.1419/9925:
 #0: ffff0000f11f8338 (mapping.invalidate_lock#5){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:813 [inline]
 #0: ffff0000f11f8338 (mapping.invalidate_lock#5){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xc8/0x58c mm/readahead.c:226
2 locks held by syz.2.2061/12131:
1 lock held by syz.4.2072/12158:
 #0: ffff800016dbd2e8 (reading_mutex){+.+.}-{3:3}, at: rng_dev_read+0xe8/0x5f4 drivers/char/hw_random/core.c:234

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