syzbot has bisected this issue to:
commit d82dcd9e21b77d338dc4875f3d4111f0db314a7c
Author: Roberto Sassu <roberto.sassu@xxxxxxxxxx>
Date: Fri Mar 31 12:32:18 2023 +0000
reiserfs: Add security prefix to xattr name in reiserfs_security_write()
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14d0b787680000
start commit: 90b0c2b2edd1 Merge tag 'pinctrl-v6.7-1' of git://git.kerne..
git tree: upstream
final oops: https://syzkaller.appspot.com/x/report.txt?x=16d0b787680000
console output: https://syzkaller.appspot.com/x/log.txt?x=12d0b787680000
kernel config: https://syzkaller.appspot.com/x/.config?x=93ac5233c138249e
dashboard link: https://syzkaller.appspot.com/bug?extid=c319bb5b1014113a92cf
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=113f3717680000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=154985ef680000
Reported-by: syzbot+c319bb5b1014113a92cf@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: d82dcd9e21b7 ("reiserfs: Add security prefix to xattr name in reiserfs_security_write()")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
