syzbot has bisected this issue to: commit 6a318ccd7e083729cbcdbd174d7070f6b7d24130 Author: Jingbo Xu <jefflexu@xxxxxxxxxxxxxxxxx> Date: Fri Apr 7 22:28:08 2023 +0000 erofs: enable long extended attribute name prefixes bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=159afed9280000 start commit: f1fcbaa18b28 Linux 6.4-rc2 git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=179afed9280000 console output: https://syzkaller.appspot.com/x/log.txt?x=139afed9280000 kernel config: https://syzkaller.appspot.com/x/.config?x=6beb6ffe4f59ef2a dashboard link: https://syzkaller.appspot.com/bug?extid=bbb353775d51424087f2 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13dd834e280000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=167ef106280000 Reported-by: syzbot+bbb353775d51424087f2@xxxxxxxxxxxxxxxxxxxxxxxxx Fixes: 6a318ccd7e08 ("erofs: enable long extended attribute name prefixes") For information about bisection process see: https://goo.gl/tpsmEJ#bisection