------------[ cut here ]------------
WARNING: CPU: 1 PID: 15187 at include/linux/backing-dev.h:286 inode_to_wb include/linux/backing-dev.h:283 [inline]
WARNING: CPU: 1 PID: 15187 at include/linux/backing-dev.h:286 account_page_dirtied+0x381/0x440 mm/page-writeback.c:2430
Modules linked in:
CPU: 1 PID: 15187 Comm: segctord Not tainted 5.13.0-rc5-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:inode_to_wb include/linux/backing-dev.h:283 [inline]
RIP: 0010:account_page_dirtied+0x381/0x440 mm/page-writeback.c:2430
Code: 00 00 00 ff 03 65 ff 05 a5 df 59 7e 4c 89 f7 4c 89 fe 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d e9 34 03 00 00 e8 7f f2 d5 ff <0f> 0b 43 80 3c 2c 00 0f 85 d2 fe ff ff e9 d5 fe ff ff 89 d9 80 e1
RSP: 0018:ffffc90004457380 EFLAGS: 00010093
RAX: ffffffff81a92891 RBX: ffff888089990488 RCX: ffff88801dde8000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff81a9275c R09: fffffbfff1c70566
R10: fffffbfff1c70566 R11: 0000000000000000 R12: 1ffff11011332091
R13: dffffc0000000000 R14: ffffea0000b8b400 R15: ffff888089990310
FS:  0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f002950e228 CR3: 00000000753d3000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __set_page_dirty+0x12a/0x380 fs/buffer.c:608
 mark_buffer_dirty+0x227/0x2d0 fs/buffer.c:1133
 nilfs_btree_propagate_p fs/nilfs2/btree.c:1890 [inline]
 nilfs_btree_propagate+0x4e1/0xd60 fs/nilfs2/btree.c:2086
 nilfs_bmap_propagate+0x6d/0x120 fs/nilfs2/bmap.c:337
 nilfs_collect_dat_data+0x49/0xc0 fs/nilfs2/segment.c:625
 nilfs_segctor_apply_buffers fs/nilfs2/segment.c:1009 [inline]
 nilfs_segctor_scan_file+0xaa0/0x1fd0 fs/nilfs2/segment.c:1058
 nilfs_segctor_collect_blocks fs/nilfs2/segment.c:1224 [inline]
 nilfs_segctor_collect fs/nilfs2/segment.c:1494 [inline]
 nilfs_segctor_do_construct+0x245e/0x80b0 fs/nilfs2/segment.c:2036
 nilfs_segctor_construct+0x143/0x8d0 fs/nilfs2/segment.c:2372
 nilfs_segctor_thread_construct fs/nilfs2/segment.c:2480 [inline]
 nilfs_segctor_thread+0x4ff/0x11c0 fs/nilfs2/segment.c:2563
 kthread+0x39a/0x3c0 kernel/kthread.c:313
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294