INFO: task syz-executor:4039 blocked for more than 144 seconds.
      Not tainted 5.15.189-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor    state:D stack:    0 pid: 4039 ppid:     1 flags:0x00000009
Call trace:
 __switch_to+0x2f4/0x558 arch/arm64/kernel/process.c:521
 context_switch kernel/sched/core.c:5030 [inline]
 __schedule+0xe00/0x1c0c kernel/sched/core.c:6376
 schedule+0x11c/0x1c8 kernel/sched/core.c:6459
 io_schedule+0x84/0x160 kernel/sched/core.c:8484
 wait_on_page_bit_common+0x61c/0xa74 mm/filemap.c:1356
 __lock_page+0x8c/0xa8 mm/filemap.c:1648
 lock_page include/linux/pagemap.h:625 [inline]
 truncate_inode_pages_range+0x714/0x9b8 mm/truncate.c:394
 truncate_inode_pages mm/truncate.c:425 [inline]
 truncate_inode_pages_final+0x90/0xcc mm/truncate.c:464
 evict+0x3d4/0x810 fs/inode.c:649
 dispose_list fs/inode.c:680 [inline]
 evict_inodes+0x64c/0x6e4 fs/inode.c:734
 generic_shutdown_super+0x9c/0x2f0 fs/super.c:454
 kill_block_super+0x70/0xdc fs/super.c:1427
 deactivate_locked_super+0xb8/0x13c fs/super.c:335
 deactivate_super+0xf8/0x118 fs/super.c:366
 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1139
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1146
 task_work_run+0x12c/0x1e0 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 do_notify_resume+0x24b4/0x3128 arch/arm64/kernel/signal.c:949
 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline]
 exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline]
 el0_svc+0xf0/0x1e0 arch/arm64/kernel/entry-common.c:609
 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584

Showing all locks held in the system:
1 lock held by khungtaskd/27:
 #0: ffff800014341360 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:311
4 locks held by kworker/u4:2/148:
 #0: ffff0000c038c138 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x678/0x1140 kernel/workqueue.c:2283
 #1: ffff80001be37c00 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x6b8/0x1140 kernel/workqueue.c:2285
 #2: ffff800016290910 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x12c/0xa98 net/core/net_namespace.c:589
 #3: ffff0000e6d453e8 (&wg->device_update_lock){+.+.}-{3:3}, at: wg_destruct+0x114/0x2d4 drivers/net/wireguard/device.c:233
1 lock held by udevd/3653:
 #0: ffff0000cbb93118 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_get_by_dev+0x120/0x874 block/bdev.c:820
2 locks held by getty/3815:
 #0: ffff0000d50b3098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50 drivers/tty/tty_ldsem.c:340
 #1: ffff80001bd8b2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x2f0/0xf6c drivers/tty/n_tty.c:2158
1 lock held by syz-executor/4039:
 #0: ffff0000d4f7a0e0 (&type->s_umount_key#76){+.+.}-{3:3}, at: deactivate_super+0xf0/0x118 fs/super.c:365
3 locks held by kworker/u5:4/4042:
 #0: ffff0000da9da938 ((wq_completion)hci5){+.+.}-{0:0}, at: process_one_work+0x678/0x1140 kernel/workqueue.c:2283
 #1: ffff80001f6a7c00 ((work_completion)(&hdev->power_on)){+.+.}-{0:0}, at: process_one_work+0x6b8/0x1140 kernel/workqueue.c:2285
 #2: ffff0000d6eb8ff0 (&hdev->req_lock){+.+.}-{3:3}, at: hci_dev_do_open+0xb0/0x1000 net/bluetooth/hci_core.c:1446
3 locks held by kworker/u4:9/4184:
1 lock held by udevd/4467:
 #0: ffff0000cbb93118 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_get_by_dev+0x120/0x874 block/bdev.c:820
2 locks held by udevd/4468:
 #0: ffff0000cbb9ad18 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xdc/0x6ac block/bdev.c:915
 #1: ffff0000cbd0d468 (&lo->lo_mutex){+.+.}-{3:3}, at: __loop_clr_fd+0xa4/0x978 drivers/block/loop.c:1366
2 locks held by syz-executor/6411:
 #0: ffff0000cbb9d118 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xdc/0x6ac block/bdev.c:915
 #1: ffff0000cbda0468 (&lo->lo_mutex){+.+.}-{3:3}, at: __loop_clr_fd+0xa4/0x978 drivers/block/loop.c:1366
2 locks held by syz.9.743/7255:
 #0: ffff0000c8299098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_write+0x40/0x50 drivers/tty/tty_ldsem.c:366
 #1: ffff0000de34c098 (&tty->ldisc_sem/1){+.+.}-{0:0}, at: ldsem_down_write_nested+0x48/0x5c drivers/tty/tty_ldsem.c:427
1 lock held by syz.6.759/7323:
2 locks held by syz.4.760/7321:
 #0: ffff0000cbb93118 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xdc/0x6ac block/bdev.c:915
 #1: ffff0000cbca7468 (&lo->lo_mutex){+.+.}-{3:3}, at: lo_release+0x50/0x204 drivers/block/loop.c:2071
1 lock held by rm/7341:

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