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AJvYcCU6br28pfWnXVP+vStwYlTIzxJLhySuOQvY4YMfcL6fK0s49QRfleS29SF7juKdku2qdGepCg==@lists.linux.dev X-Gm-Message-State: AOJu0Yw+JzBiolysZIFiYrZ5ZRXpn1Vose1lijCa6vVsQ+g5UHtTGqKe w1n4Kv0HwUWNTguR8yXReVxMBAK+5i5IiOdpNjB+p1uZRUe61gkOUDlLZPGGKG33JKDA21oVdW2 USLaXS0HOY6mayH3bJAmdpSVY579V8VZoGhlSej9gbX4WiOZBnWYBbPK4J+k= X-Google-Smtp-Source: AGHT+IH3jsYpnC+LlP/QNW/8dzjyMyCsvVGskrcx72E0sGcP0xzTu++E01MJKP7Hn7jRLn2/zFAZd6vM8K0gVU/Cx96F9W0nGShm Precedence: bulk X-Mailing-List: ntfs3@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:f:b0:3df:3bc5:bac1 with SMTP id e9e14a558f8ab-3e1538fd850mr26479275ab.5.1751963882275; Tue, 08 Jul 2025 01:38:02 -0700 (PDT) Date: Tue, 08 Jul 2025 01:38:02 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <686cd8ea.a00a0220.338033.000a.GAE@google.com> Subject: Re: [syzbot] [ntfs3?] WARNING in ni_rename From: syzbot To: almaz.alexandrovich@paragon-software.com, linux-kernel@vger.kernel.org, moonhee.lee.ca@gmail.com, ntfs3@lists.linux.dev, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: WARNING in ni_rename loop0: detected capacity change from 0 to 4096 ------------[ cut here ]------------ WARNING: fs/ntfs3/frecord.c:3030 at ni_rename+0xee/0x100 fs/ntfs3/frecord.c:3029, CPU#1: syz.0.16/6603 Modules linked in: CPU: 1 UID: 0 PID: 6603 Comm: syz.0.16 Not tainted 6.16.0-rc4-next-20250704-syzkaller-07381-g26ffb3d6f02c-dirty #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 b6 5d 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 d9 a6 6c 08 cc e8 f3 7d b9 fe 90 <0f> 0b 90 eb c5 e8 68 cc 69 08 0f 1f 84 00 00 00 00 00 90 90 90 90 RSP: 0018:ffffc90003007ab8 EFLAGS: 00010293 RAX: ffffffff8306228d RBX: 00000000fffffffe RCX: ffff8880274e5a00 RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000 RBP: 00000000fffffffe R08: ffffffff8fa18a37 R09: 1ffffffff1f43146 R10: dffffc0000000000 R11: fffffbfff1f43147 R12: 0000000000000000 R13: ffff88802d5e3300 R14: ffff88805b6e8758 R15: ffff88805b6e66d0 FS: 00007f5d3eea16c0(0000) GS:ffff888125d18000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000001060 CR3: 0000000032258000 CR4: 00000000003526f0 Call Trace: ntfs_rename+0x6e2/0xb40 fs/ntfs3/namei.c:316 vfs_rename+0xbd7/0xf00 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: 0033:0x7f5d3df8e929 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:00007f5d3eea1038 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 RAX: ffffffffffffffda RBX: 00007f5d3e1b5fa0 RCX: 00007f5d3df8e929 RDX: 0000000000000000 RSI: 0000200000001040 RDI: 0000200000000280 RBP: 00007f5d3e010b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f5d3e1b5fa0 R15: 00007ffe542eb158 Tested on: commit: 26ffb3d6 Add linux-next specific files for 20250704 git tree: linux-next console output: https://syzkaller.appspot.com/x/log.txt?x=1484abd4580000 kernel config: https://syzkaller.appspot.com/x/.config?x=59817f9ef599726c dashboard link: https://syzkaller.appspot.com/bug?extid=b0373017f711c06ada64 compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 patch: https://syzkaller.appspot.com/x/patch.diff?x=16ecf28c580000