syzbot


WARNING in nilfs_btree_propagate

Status: auto-obsoleted due to no activity on 2023/09/07 03:17
Subsystems: nilfs
[Documentation on labels]
Reported-by: syzbot+527641d191abe35993c1@syzkaller.appspotmail.com
First crash: 422d, last: 330d
Discussions (1)
Title Replies (including bot) Last reply
[syzbot] [nilfs?] WARNING in nilfs_btree_propagate 0 (1) 2023/03/03 09:23

Sample crash report:
------------[ cut here ]------------
WARNING: CPU: 1 PID: 5779 at fs/nilfs2/btree.c:2071 nilfs_btree_propagate+0xc72/0xde0
Modules linked in:
CPU: 1 PID: 5779 Comm: segctord Not tainted 6.4.0-rc4-syzkaller-00031-g8b817fded42d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023
RIP: 0010:nilfs_btree_propagate+0xc72/0xde0 fs/nilfs2/btree.c:2071
Code: 00 48 8b 44 24 08 49 8d 74 05 58 e8 98 64 ff ff 48 8b 6c 24 10 43 80 3c 27 00 0f 85 1a fe ff ff e9 1d fe ff ff e8 fe 6a 3e fe <0f> 0b e9 f2 f3 ff ff e8 f2 6a 3e fe 48 8b 1c 24 48 81 c3 d0 00 00
RSP: 0018:ffffc900034ef3c0 EFLAGS: 00010293
RAX: ffffffff834d1222 RBX: 0000000000000000 RCX: ffff88801fb78000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffffff8b257cc8 R08: ffffffff834d060c R09: ffffed1006d2d597
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: 1ffff11006d2d59f R14: 1ffff11006d2d596 R15: ffff88803696acb0
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020040000 CR3: 0000000076390000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 nilfs_bmap_propagate+0x71/0x120 fs/nilfs2/bmap.c:345
 nilfs_collect_file_data+0x4d/0xc0 fs/nilfs2/segment.c:587
 nilfs_segctor_apply_buffers+0x180/0x330 fs/nilfs2/segment.c:1039
 nilfs_segctor_scan_file+0x285/0xa10 fs/nilfs2/segment.c:1078
 nilfs_segctor_collect_blocks fs/nilfs2/segment.c:1197 [inline]
 nilfs_segctor_collect fs/nilfs2/segment.c:1524 [inline]
 nilfs_segctor_do_construct+0x1c74/0x6d30 fs/nilfs2/segment.c:2070
 nilfs_segctor_construct+0x145/0x8c0 fs/nilfs2/segment.c:2404
 nilfs_segctor_thread_construct fs/nilfs2/segment.c:2512 [inline]
 nilfs_segctor_thread+0x53a/0x1140 fs/nilfs2/segment.c:2595
 kthread+0x2b8/0x350 kernel/kthread.c:379
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>

Crashes (4):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/05/30 03:17 upstream 8b817fded42d cf184559 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in nilfs_btree_propagate
2023/04/22 18:41 upstream 2caeeb9d4a1b 2b32bd34 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in nilfs_btree_propagate
2023/04/04 20:36 upstream 148341f0a2f5 928dd177 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in nilfs_btree_propagate
2023/02/27 09:16 upstream f3a2439f20d9 9189cb53 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in nilfs_btree_propagate
* Struck through repros no longer work on HEAD.