syzbot has bisected this issue to:
commit 6408a56623761f969537b421d99f045a4cc955b9
Author: Mateusz Guzik <mjguzik@xxxxxxxxx>
Date: Tue Feb 4 21:32:07 2025 +0000
vfs: sanity check the length passed to inode_set_cached_link()
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=152ffca4580000
start commit: 808eb958781e Add linux-next specific files for 20250206
git tree: linux-next
final oops: https://syzkaller.appspot.com/x/report.txt?x=172ffca4580000
console output: https://syzkaller.appspot.com/x/log.txt?x=132ffca4580000
kernel config: https://syzkaller.appspot.com/x/.config?x=88b25e5d30d576e4
dashboard link: https://syzkaller.appspot.com/bug?extid=2cca5ef7e5ed862c0799
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=161241b0580000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16ee80e4580000
Reported-by: syzbot+2cca5ef7e5ed862c0799@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: 6408a5662376 ("vfs: sanity check the length passed to inode_set_cached_link()")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
