syzbot suspects this issue was fixed by commit:
commit 99f9a97dce39ad413c39b92c90393bbd6778f3fd
Author: Yuezhang Mo <Yuezhang.Mo@xxxxxxxx>
Date: Tue Mar 18 09:00:49 2025 +0000
exfat: add cluster chain loop check for dir
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13445e62580000
start commit: 3f31a806a62e Merge tag 'mm-hotfixes-stable-2025-07-11-16-1..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=bd2783a0a99d4ed0
dashboard link: https://syzkaller.appspot.com/bug?extid=1bfacdf603474cfa86bd
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=134b50f0580000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16d7018c580000
If the result looks correct, please mark the issue as fixed by replying with:
#syz fix: exfat: add cluster chain loop check for dir
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
