NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6749 at fs/nilfs2/dat.c:193 nilfs_dat_commit_end+0x55c/0x6e0 fs/nilfs2/dat.c:193 Modules linked in: CPU: 1 PID: 6749 Comm: segctord Not tainted 6.2.0-rc6-syzkaller-00003-g22b8077d0fce #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 RIP: 0010:nilfs_dat_commit_end+0x55c/0x6e0 fs/nilfs2/dat.c:193 Code: 02 00 0f 85 92 01 00 00 49 8b 7c 24 28 48 c7 c2 20 55 8e 8a 48 c7 c6 40 57 8e 8a e8 2b a7 9f 06 e9 6b ff ff ff e8 b4 63 57 fe <0f> 0b 4d 89 ef e9 77 fc ff ff e8 a5 63 57 fe e8 b0 60 d7 fd e9 dc RSP: 0018:ffffc90007f2f828 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff888048d41180 RCX: 0000000000000000 RDX: ffff88801ace8280 RSI: ffffffff83291ffc RDI: 0000000000000006 RBP: ffffc90007f2f8d0 R08: 0000000000000006 R09: 0100000000000002 R10: 0000000000000003 R11: 0000000000000000 R12: ffff888025d53218 R13: 0000000000000003 R14: ffffc90007f2f8e8 R15: 0100000000000002 FS: 0000000000000000(0000) GS:ffff88802c700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000048f9e0 CR3: 000000004a33b000 CR4: 0000000000150ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: nilfs_dat_commit_update+0x2a/0x40 fs/nilfs2/dat.c:243 nilfs_direct_propagate fs/nilfs2/direct.c:277 [inline] nilfs_direct_propagate+0x248/0x320 fs/nilfs2/direct.c:256 nilfs_bmap_propagate+0x77/0x170 fs/nilfs2/bmap.c:337 nilfs_collect_file_data+0x49/0xd0 fs/nilfs2/segment.c:568 nilfs_segctor_apply_buffers+0x14a/0x470 fs/nilfs2/segment.c:1018 nilfs_segctor_scan_file+0x3f4/0x6f0 fs/nilfs2/segment.c:1067 nilfs_segctor_collect_blocks fs/nilfs2/segment.c:1197 [inline] nilfs_segctor_collect fs/nilfs2/segment.c:1503 [inline] nilfs_segctor_do_construct+0x1288/0x6b30 fs/nilfs2/segment.c:2045 nilfs_segctor_construct+0x8e3/0xb30 fs/nilfs2/segment.c:2379 nilfs_segctor_thread_construct fs/nilfs2/segment.c:2487 [inline] nilfs_segctor_thread+0x3c7/0xf30 fs/nilfs2/segment.c:2570 kthread+0x2e8/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308