INFO: task syz-executor:5587 blocked in I/O wait for more than 143 seconds.
      Tainted: G             L       syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor    state:D stack:21896 pid:5587  tgid:5587  ppid:5586   task_flags:0x440100 flags:0x00080000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5583 [inline]
 __schedule+0x171d/0x56e0 kernel/sched/core.c:7382
 __schedule_loop kernel/sched/core.c:7459 [inline]
 schedule+0x164/0x2b0 kernel/sched/core.c:7474
 io_schedule+0x80/0xe0 kernel/sched/core.c:8146
 bit_wait_io+0x13/0x110 kernel/sched/wait_bit.c:258
 __wait_on_bit+0xac/0x2f0 kernel/sched/wait_bit.c:52
 out_of_line_wait_on_bit+0x13b/0x190 kernel/sched/wait_bit.c:67
 wait_on_bit_io include/linux/wait_bit.h:106 [inline]
 do_get_write_access+0x667/0x10d0 fs/jbd2/transaction.c:1113
 jbd2_journal_get_write_access+0x1d7/0x230 fs/jbd2/transaction.c:1263
 __ext4_journal_get_write_access+0xec/0x620 fs/ext4/ext4_jbd2.c:249
 ext4_reserve_inode_write+0x294/0x360 fs/ext4/inode.c:6511
 __ext4_mark_inode_dirty+0x141/0x7b0 fs/ext4/inode.c:6696
 ext4_dirty_inode+0xd0/0x110 fs/ext4/inode.c:6733
 __mark_inode_dirty+0x3a8/0x13b0 fs/fs-writeback.c:2741
 generic_update_time fs/inode.c:2252 [inline]
 file_update_time_flags+0x39f/0x450 fs/inode.c:2482
 ext4_page_mkwrite+0x220/0x12c0 fs/ext4/inode.c:6899
 do_page_mkwrite+0x14a/0x310 mm/memory.c:3782
 wp_page_shared mm/memory.c:4183 [inline]
 do_wp_page+0x209d/0x3d10 mm/memory.c:4406
 handle_pte_fault mm/memory.c:6554 [inline]
 __handle_mm_fault mm/memory.c:6679 [inline]
 handle_mm_fault+0xd69/0x28c0 mm/memory.c:6846
 do_user_addr_fault+0xb35/0x1480 arch/x86/mm/fault.c:1343
 handle_page_fault arch/x86/mm/fault.c:1483 [inline]
 exc_page_fault+0x6a/0xc0 arch/x86/mm/fault.c:1536
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x7f0340e9dad6
RSP: 002b:00007ffde3f2cd50 EFLAGS: 00010202
RAX: 00007f033eee8000 RBX: 000055555557b410 RCX: 0000000000000007