syzbot

INFO: task syz-executor.2:10792 blocked for more than 143 seconds.
      Not tainted 6.10.0-rc5-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2  state:D stack:15296 pid:10792 tgid:10791 ppid:9574   flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5408 [inline]
 __schedule+0x1796/0x49d0 kernel/sched/core.c:6745
 __schedule_loop kernel/sched/core.c:6822 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6837
 __bch2_two_state_lock+0x171/0x200 fs/bcachefs/two_state_shared_lock.c:7
 bch2_two_state_lock fs/bcachefs/two_state_shared_lock.h:56 [inline]
 bch2_readahead+0xcad/0x1860 fs/bcachefs/fs-io-buffered.c:269
 read_pages+0x17e/0x840 mm/readahead.c:160
 page_cache_ra_order+0xa9f/0xd00 mm/readahead.c:535
 filemap_readahead mm/filemap.c:2504 [inline]
 filemap_get_pages+0x743/0x2090 mm/filemap.c:2545
 filemap_splice_read+0x654/0xeb0 mm/filemap.c:2894
 do_splice_read fs/splice.c:985 [inline]
 splice_direct_to_actor+0x4b7/0xc90 fs/splice.c:1089
 do_splice_direct_actor fs/splice.c:1207 [inline]
 do_splice_direct+0x28c/0x3e0 fs/splice.c:1233