Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by: syzbot+205c2644abdff9d3f9fc@xxxxxxxxxxxxxxxxxxxxxxxxx Tested-by: syzbot+205c2644abdff9d3f9fc@xxxxxxxxxxxxxxxxxxxxxxxxx Tested on: commit: 231825b2 Revert "unicode: Don't special case ignorable.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=13f97b30580000 kernel config: https://syzkaller.appspot.com/x/.config?x=c7c9f223bfe8924e dashboard link: https://syzkaller.appspot.com/bug?extid=205c2644abdff9d3f9fc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=16e77544580000 Note: testing is done by a robot and is best-effort only.