INFO: task syz-executor.3:16272 blocked for more than 143 seconds.
      Not tainted 6.10.0-rc3-syzkaller-00044-g2ccbdf43d5e7 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3  state:D stack:14432 pid:16272 tgid:16270 ppid:15454  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_buffered_write fs/bcachefs/fs-io-buffered.c:1037 [inline]
 bch2_write_iter+0x410/0x2840 fs/bcachefs/fs-io-buffered.c:1136
 iter_file_splice_write+0xbd7/0x14e0 fs/splice.c:743
 do_splice_from fs/splice.c:941 [inline]
 direct_splice_actor+0x11e/0x220 fs/splice.c:1164
 splice_direct_to_actor+0x58e/0xc90 fs/splice.c:1108
 do_splice_direct_actor fs/splice.c:1207 [inline]
 do_splice_direct+0x28c/0x3e0 fs/splice.c:1233
 vfs_copy_file_range+0xd37/0x1510 fs/read_write.c:1558
 __do_sys_copy_file_range fs/read_write.c:1612 [inline]
 __se_sys_copy_file_range+0x3f2/0x5d0 fs/read_write.c:1575
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd44e27cf29
RSP: 002b:00007fd44ddff0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000146
RAX: ffffffffffffffda RBX: 00007fd44e3b3f80 RCX: 00007fd44e27cf29
RDX: 0000000000000006 RSI: 00000000200001c0 RDI: 0000000000000007
RBP: 00007fd44e2ec074 R08: ffffffffa003e45b R09: 0700000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fd44e3b3f80 R15: 00007ffed30da2f8
 </TASK>

Showing all locks held in the system:
1 lock held by pool_workqueue_/3:
 #0: ffffffff8e339378 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:323 [inline]
 #0: ffffffff8e339378 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x451/0x830 kernel/rcu/tree_exp.h:939