INFO: task syz-executor.4:9905 blocked for more than 143 seconds.
      Not tainted 6.9.0-syzkaller-10323-g8f6a15f095a6 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4  state:D stack:26160 pid:9905  tgid:9873  ppid:7479   flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5408 [inline]
 __schedule+0x1796/0x4a00 kernel/sched/core.c:6745
 __schedule_loop kernel/sched/core.c:6822 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6837
 io_schedule+0x8d/0x110 kernel/sched/core.c:9043
 folio_wait_bit_common+0x882/0x12b0 mm/filemap.c:1307
 folio_wait_writeback+0xe7/0x1e0 mm/page-writeback.c:3140
 __filemap_fdatawait_range+0x181/0x410 mm/filemap.c:532
 filemap_write_and_wait_range+0x1e9/0x290 mm/filemap.c:694
 bch2_read_iter+0x1219/0x1430 fs/bcachefs/fs-io-direct.c:191
 call_read_iter include/linux/fs.h:2108 [inline]
 copy_splice_read+0x662/0xb60 fs/splice.c:365
 do_splice_read fs/splice.c:984 [inline]
 splice_direct_to_actor+0x502/0xc90 fs/splice.c:1089
 do_splice_direct_actor fs/splice.c:1207 [inline]
 do_splice_direct+0x28c/0x3e0 fs/splice.c:1233
 do_sendfile+0x56d/0xe10 fs/read_write.c:1295
 __do_sys_sendfile64 fs/read_write.c:1362 [inline]
 __se_sys_sendfile64+0x17c/0x1e0 fs/read_write.c:1348
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbd1c47cee9
RSP: 002b:00007fbd1d2990c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007fbd1c5ac050 RCX: 00007fbd1c47cee9
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004
RBP: 00007fbd1c4c949e R08: 0000000000000000 R09: 0000000000000000