------------[ cut here ]------------
!new_inode
WARNING: fs/btrfs/inode.c:8616 at btrfs_rename fs/btrfs/inode.c:8616 [inline], CPU#1: syz.2.16/5931
WARNING: fs/btrfs/inode.c:8616 at btrfs_rename2+0x1c07/0x40d0 fs/btrfs/inode.c:8854, CPU#1: syz.2.16/5931
Modules linked in:
CPU: 1 UID: 0 PID: 5931 Comm: syz.2.16 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
RIP: 0010:btrfs_rename fs/btrfs/inode.c:8616 [inline]
RIP: 0010:btrfs_rename2+0x1c07/0x40d0 fs/btrfs/inode.c:8854
Code: 00 e8 6d 7c db fd 41 80 f6 01 45 0f b6 c6 48 8b 7c 24 18 48 c7 c6 83 c6 66 8d ba 3b 21 00 00 e9 53 03 00 00 e8 4a 7c db fd 90 <0f> 0b 90 41 bf ef ff ff ff e9 f2 f9 ff ff 4c 89 7c 24 08 4c 8b 7c
RSP: 0018:ffffc9000611f800 EFLAGS: 00010283
RAX: ffffffff83e8efc6 RBX: fffff52000c23f24 RCX: 0000000000080000
RDX: ffffc900142b5000 RSI: 00000000000006d9 RDI: 00000000000006da
RBP: ffffc9000611fbb0 R08: ffff888032628000 R09: 0000000000000002
R10: 0000000000000100 R11: 00000000ffffffef R12: ffffc9000611fa38
R13: 1ffff1100c2eed68 R14: 00000000ffffffef R15: ffff8880617d5690
FS:  00007f35fa5fe6c0(0000) GS:ffff888126283000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc2d86a5fc0 CR3: 000000003d832000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 vfs_rename+0xa96/0xeb0 fs/namei.c:6054
 filename_renameat2+0x539/0x9c0 fs/namei.c:6172
 __do_sys_rename fs/namei.c:6216 [inline]
 __se_sys_rename+0x55/0x2c0 fs/namei.c:6212
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f35fcc2ce59
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f35fa5fe028 EFLAGS: 00000246 ORIG_RAX: 0000000000000052
RAX: ffffffffffffffda RBX: 00007f35fcea6360 RCX: 00007f35fcc2ce59
RDX: 0000000000000000 RSI: 00002000000000c0 RDI: 0000200000000000
RBP: 00007f35fccc2d6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f35fcea63f8 R14: 00007f35fcea6360 R15: 00007ffe56c70ed8
 </TASK>