linux-kernel - [syzbot] [ntfs3?] WARNING in ni

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Message-ID: <68610b72.a70a0220.2f4de1.0019.GAE@google.com>
Date: Sun, 29 Jun 2025 02:46:26 -0700
From: syzbot <syzbot+b0373017f711c06ada64@...kaller.appspotmail.com>
To: almaz.alexandrovich@...agon-software.com, linux-kernel@...r.kernel.org, 
	ntfs3@...ts.linux.dev, syzkaller-bugs@...glegroups.com
Subject: [syzbot] [ntfs3?] WARNING in ni_rename

Hello,

syzbot found the following issue on:

HEAD commit:    1b152eeca84a Add linux-next specific files for 20250625
git tree:       linux-next
console+strace: https://syzkaller.appspot.com/x/log.txt?x=1409df0c580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=a3d8d413c6928dae
dashboard link: https://syzkaller.appspot.com/bug?extid=b0373017f711c06ada64
compiler:       Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1683770c580000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1183770c580000

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/4fe40968b29a/disk-1b152eec.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/edf810403580/vmlinux-1b152eec.xz
kernel image: https://storage.googleapis.com/syzbot-assets/0b63be52ad9a/bzImage-1b152eec.xz
mounted in repro: https://storage.googleapis.com/syzbot-assets/3256aebc06d8/mount_0.gz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+b0373017f711c06ada64@...kaller.appspotmail.com

------------[ cut here ]------------
WARNING: fs/ntfs3/frecord.c:3030 at ni_rename+0xee/0x100 fs/ntfs3/frecord.c:3029, CPU#0: syz-executor359/5838
Modules linked in:
CPU: 0 UID: 0 PID: 5838 Comm: syz-executor359 Not tainted 6.16.0-rc3-next-20250625-syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:ni_rename+0xee/0x100 fs/ntfs3/frecord.c:3029
Code: 8b 05 36 32 9a 0f 48 3b 44 24 10 75 22 44 89 e0 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d e9 19 b4 6b 08 cc e8 73 fe b9 fe 90 <0f> 0b 90 eb c5 e8 e8 d9 68 08 0f 1f 84 00 00 00 00 00 90 90 90 90
RSP: 0018:ffffc9000420fab8 EFLAGS: 00010293
RAX: ffffffff8305be0d RBX: 00000000fffffffe RCX: ffff888029afbc00
RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
RBP: 00000000fffffffe R08: ffffffff8fa18d37 R09: 1ffffffff1f431a6
R10: dffffc0000000000 R11: fffffbfff1f431a7 R12: 0000000000000000
R13: ffff88807c10a200 R14: ffff8880776e8758 R15: ffff888073d566d0
FS:  0000555581b87380(0000) GS:ffff888125c21000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055e3bd1067a8 CR3: 0000000072ba4000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ntfs_rename+0x6e2/0xb40 fs/ntfs3/namei.c:316
 vfs_rename+0xbda/0xf00 fs/namei.c:5129
 do_renameat2+0x6ce/0xa80 fs/namei.c:5278
 __do_sys_rename fs/namei.c:5325 [inline]
 __se_sys_rename fs/namei.c:5323 [inline]
 __x64_sys_rename+0x82/0x90 fs/namei.c:5323
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe16d5c28b9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffcc6842518 EFLAGS: 00000246 ORIG_RAX: 0000000000000052
RAX: ffffffffffffffda RBX: 0000200000000000 RCX: 00007fe16d5c28b9
RDX: 0000000000000000 RSI: 0000200000001040 RDI: 0000200000000280
RBP: 0030656c69662f2e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007ffcc68426f8 R14: 0000000000000001 R15: 0000000000000001
 </TASK>


---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
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If the report is already addressed, let syzbot know by replying with:
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If you want syzbot to run the reproducer, reply with:
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