syzbot
WARNING in btrfs_rename2
Status:
auto-obsoleted due to no activity on 2025/05/17 15:51
Subsystems:
btrfs
[Documentation on labels]
Reported-by: syzbot+882cfd52ad141a668d9a@syzkaller.appspotmail.com
First crash: 602d, last: 552d
Sample crash report:
------------[ cut here ]------------
BTRFS: Transaction aborted (error -2)
WARNING: CPU: 0 PID: 5321 at fs/btrfs/inode.c:8372 btrfs_rename fs/btrfs/inode.c:8372 [inline]
WARNING: CPU: 0 PID: 5321 at fs/btrfs/inode.c:8372 btrfs_rename2+0x324c/0x35f0 fs/btrfs/inode.c:8441
Modules linked in:
CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Not tainted 6.14.0-rc1-syzkaller-00034-g92514ef226f5 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:btrfs_rename fs/btrfs/inode.c:8372 [inline]
RIP: 0010:btrfs_rename2+0x324c/0x35f0 fs/btrfs/inode.c:8441
Code: c6 20 55 4c 8c 8b 54 24 18 e8 e0 8d 45 fd e9 47 f4 ff ff e8 c6 33 dd fd 90 48 c7 c7 c0 54 4c 8c 8b 74 24 18 e8 25 df 9d fd 90 <0f> 0b 90 90 e9 27 f4 ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 4d
RSP: 0018:ffffc9000d2b7680 EFLAGS: 00010246
RAX: d8e5b9be0bc8e200 RBX: 00000000fffffffe RCX: 0000000000100000
RDX: ffffc9000ecb3000 RSI: 0000000000001bd3 RDI: 0000000000001bd4
RBP: ffffc9000d2b7a90 R08: ffffffff81800c22 R09: 1ffff11003f8519a
R10: dffffc0000000000 R11: ffffed1003f8519b R12: 1ffff92001a56ef4
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88804500a188
FS: 00007f58a3e026c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056545c383df0 CR3: 0000000043488000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
vfs_rename+0xbdb/0xf00 fs/namei.c:5069
do_renameat2+0xd94/0x13f0 fs/namei.c:5226
__do_sys_rename fs/namei.c:5273 [inline]
__se_sys_rename fs/namei.c:5271 [inline]
__x64_sys_rename+0x82/0x90 fs/namei.c:5271
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f58a2f8cde9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f58a3e02038 EFLAGS: 00000246 ORIG_RAX: 0000000000000052
RAX: ffffffffffffffda RBX: 00007f58a31a6080 RCX: 00007f58a2f8cde9
RDX: 0000000000000000 RSI: 0000200000000040 RDI: 0000200000000000
RBP: 00007f58a300e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f58a31a6080 R15: 00007ffc3ea7ec48
</TASK>
* Struck through repros no longer work on HEAD.