NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds ------------[ cut here ]------------ WARNING: CPU: 1 PID: 3629 at fs/nilfs2/sufile.c:539 nilfs_sufile_set_segment_usage+0x4fd/0x5e0 Modules linked in: CPU: 1 PID: 3629 Comm: segctord Not tainted 6.1.22-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 RIP: 0010:nilfs_sufile_set_segment_usage+0x4fd/0x5e0 fs/nilfs2/sufile.c:539 Code: 04 25 28 00 00 00 48 3b 84 24 a0 00 00 00 0f 85 f3 00 00 00 89 d8 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 23 ff 3c fe <0f> 0b e9 0f fe ff ff e8 17 ff 3c fe e8 c2 fe b3 fd e9 be fe ff ff RSP: 0018:ffffc90003ccf600 EFLAGS: 00010293 RAX: ffffffff834c8e7d RBX: 0000000000000004 RCX: ffff88802640d7c0 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000000 RBP: ffffc90003ccf6f0 R08: ffffffff834c8c80 R09: ffffffff8347c3c7 R10: 0000000000000002 R11: ffff88802640d7c0 R12: dffffc0000000000 R13: ffff888022a42000 R14: ffff8880704ba5e8 R15: 0000000000000060 FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fffbccf0678 CR3: 000000007f376000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: nilfs_segctor_update_segusage fs/nilfs2/segment.c:1447 [inline] nilfs_segctor_do_construct+0x4aa8/0x6f00 fs/nilfs2/segment.c:2071 nilfs_segctor_construct+0x145/0x8c0 fs/nilfs2/segment.c:2379 nilfs_segctor_thread_construct fs/nilfs2/segment.c:2487 [inline] nilfs_segctor_thread+0x536/0x1130 fs/nilfs2/segment.c:2570 kthread+0x268/0x300 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306