INFO: task syz-executor.2:25443 blocked for more than 143 seconds.
      Not tainted 6.6.0-rc3-syzkaller-gbf6547d8715b #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2  state:D stack:0     pid:25443 ppid:6070   flags:0x0000000d
Call trace:
 __switch_to+0x320/0x754 arch/arm64/kernel/process.c:556
 context_switch kernel/sched/core.c:5382 [inline]
 __schedule+0x1364/0x23b4 kernel/sched/core.c:6695
 schedule+0xc4/0x170 kernel/sched/core.c:6771
 io_schedule+0x8c/0x12c kernel/sched/core.c:9026
 folio_wait_bit_common+0x65c/0xb90 mm/filemap.c:1301
 __folio_lock+0x2c/0x3c mm/filemap.c:1629
 folio_lock include/linux/pagemap.h:1042 [inline]
 clean_bdev_aliases+0x304/0x708 fs/buffer.c:1725
 clean_bdev_bh_alias include/linux/buffer_head.h:222 [inline]
 __block_write_begin_int+0x6a4/0x1504 fs/buffer.c:2118
 iomap_write_begin+0x898/0x1568 fs/iomap/buffered-io.c:774
 iomap_write_iter fs/iomap/buffered-io.c:909 [inline]
 iomap_file_buffered_write+0x434/0xafc fs/iomap/buffered-io.c:970
 blkdev_buffered_write block/fops.c:634 [inline]
 blkdev_write_iter+0x344/0x4f0 block/fops.c:684
 do_iter_write+0x65c/0xaa8 fs/read_write.c:860
 vfs_iter_write+0x88/0xac fs/read_write.c:901
 iter_file_splice_write+0x628/0xc58 fs/splice.c:736
 do_splice_from fs/splice.c:933 [inline]
 direct_splice_actor+0xe4/0x1c0 fs/splice.c:1142
 splice_direct_to_actor+0x2a0/0x7e4 fs/splice.c:1088
 do_splice_direct+0x20c/0x348 fs/splice.c:1194
 do_sendfile+0x4b8/0xcc4 fs/read_write.c:1254
 __do_sys_sendfile64 fs/read_write.c:1322 [inline]
 __se_sys_sendfile64 fs/read_write.c:1308 [inline]
 __arm64_sys_sendfile64+0x160/0x3b4 fs/read_write.c:1308
 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155
 el0_svc+0x58/0x16c arch/arm64/kernel/entry-common.c:678
 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591

Showing all locks held in the system:
1 lock held by khungtaskd/29:
 #0: ffff80008e373700 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:302
3 locks held by kworker/u4:6/403:
2 locks held by kworker/u4:8/470:
2 locks held by getty/5776:
 #0: ffff0000d259c0a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340
 #1: ffff8000959e02f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1214 drivers/tty/n_tty.c:2206
1 lock held by udevd/26297:
 #0: ffff0001b41d0d58 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested kernel/sched/core.c:558 [inline]
 #0: ffff0001b41d0d58 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock kernel/sched/sched.h:1372 [inline]
 #0: ffff0001b41d0d58 (&rq->__lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:1681 [inline]
 #0: ffff0001b41d0d58 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x2d8/0x23b4 kernel/sched/core.c:6612
1 lock held by syz-executor.0/28310:
 #0: ffff0000cc387190 (&mm->mmap_lock){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:124 [inline]
 #0: ffff0000cc387190 (&mm->mmap_lock){++++}-{3:3}, at: vm_mmap_pgoff+0x154/0x3d4 mm/util.c:544
4 locks held by syz-executor.0/28330:
3 locks held by syz-executor.3/28335:

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