INFO: task syz-executor.0:6461 blocked for more than 143 seconds.
      Not tainted 6.7.0-rc6-syzkaller-00090-gaafe7ad77b91 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.0  state:D stack:0     pid:6461  tgid:6461  ppid:1      flags:0x0000000d
Call trace:
 __switch_to+0x314/0x560 arch/arm64/kernel/process.c:556
 context_switch kernel/sched/core.c:5376 [inline]
 __schedule+0x1354/0x2360 kernel/sched/core.c:6688
 __schedule_loop kernel/sched/core.c:6763 [inline]
 schedule+0xb8/0x19c kernel/sched/core.c:6778
 io_schedule+0x8c/0x12c kernel/sched/core.c:8998
 folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1273
 __folio_lock+0x2c/0x3c mm/filemap.c:1611
 folio_lock include/linux/pagemap.h:1031 [inline]
 truncate_inode_pages_range+0x960/0xf34 mm/truncate.c:421
 truncate_inode_pages mm/truncate.c:448 [inline]
 truncate_inode_pages_final+0x90/0xc0 mm/truncate.c:483
 evict+0x26c/0x68c fs/inode.c:668
 dispose_list fs/inode.c:699 [inline]
 evict_inodes+0x6b4/0x74c fs/inode.c:749
 generic_shutdown_super+0x9c/0x2b8 fs/super.c:675
 kill_block_super+0x44/0x90 fs/super.c:1667
 deactivate_locked_super+0xc4/0x144 fs/super.c:484
 deactivate_super+0xe0/0x100 fs/super.c:517
 cleanup_mnt+0x34c/0x3dc fs/namespace.c:1256
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1263
 task_work_run+0x230/0x2e0 kernel/task_work.c:180
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 do_notify_resume+0x214c/0x393c arch/arm64/kernel/signal.c:1305
 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:137 [inline]
 exit_to_user_mode arch/arm64/kernel/entry-common.c:144 [inline]
 el0_svc+0x9c/0x158 arch/arm64/kernel/entry-common.c:679
 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595

Showing all locks held in the system:
1 lock held by khungtaskd/29:
 #0: ffff80008e6c48c0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:300
2 locks held by getty/5853:
 #0: ffff0000cc7b10a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340
 #1: ffff800094e402f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x41c/0x1228 drivers/tty/n_tty.c:2201
1 lock held by syz-executor.0/6461:
 #0: ffff0000d88a80e0 (&type->s_umount_key#52){+.+.}-{3:3}, at: __super_lock fs/super.c:56 [inline]
 #0: ffff0000d88a80e0 (&type->s_umount_key#52){+.+.}-{3:3}, at: __super_lock_excl fs/super.c:71 [inline]
 #0: ffff0000d88a80e0 (&type->s_umount_key#52){+.+.}-{3:3}, at: deactivate_super+0xd8/0x100 fs/super.c:516

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