------------[ cut here ]------------
WARNING: CPU: 0 PID: 23727 at fs/buffer.c:1176 mark_buffer_dirty+0x2e5/0x520 fs/buffer.c:1176
Modules linked in:
CPU: 0 PID: 23727 Comm: segctord Not tainted 6.9.0-rc5-syzkaller-00053-ge33c4963bf53 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:mark_buffer_dirty+0x2e5/0x520 fs/buffer.c:1176
Code: 89 df e8 de 7b dd ff 48 8b 3b be 04 00 00 00 5b 41 5e 41 5f 5d e9 7b 0b fc ff e8 66 6a 7c ff e9 73 ff ff ff e8 5c 6a 7c ff 90 <0f> 0b 90 e9 61 fd ff ff e8 4e 6a 7c ff 90 0f 0b 90 e9 88 fd ff ff
RSP: 0018:ffffc90013e1f738 EFLAGS: 00010293
RAX: ffffffff82199614 RBX: ffff88802e374301 RCX: ffff888051d45a00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff82199371 R09: 1ffff1100b82ea74
R10: dffffc0000000000 R11: ffffed100b82ea75 R12: 1ffff1100b86868f
R13: 1ffff1100b868691 R14: ffff88805c1753a0 R15: ffff88805c343478
FS:  0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005593fd605950 CR3: 000000002efd2000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 nilfs_segctor_collect_dirty_files fs/nilfs2/segment.c:1961 [inline]
 nilfs_segctor_do_construct+0x333/0x6b40 fs/nilfs2/segment.c:2023
 nilfs_segctor_construct+0x14d/0x930 fs/nilfs2/segment.c:2381
 nilfs_segctor_thread_construct fs/nilfs2/segment.c:2489 [inline]
 nilfs_segctor_thread+0x540/0x1150 fs/nilfs2/segment.c:2573
 kthread+0x2f0/0x390 kernel/kthread.c:388
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>