Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+5872a520e0ce0a7c7230@xxxxxxxxxxxxxxxxxxxxxxxxx Tested on: commit: 8cae8cd8 seq_file: disallow extremely large seq buffer.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=f7dfeb6dfc05ea19 dashboard link: https://syzkaller.appspot.com/bug?extid=5872a520e0ce0a7c7230 compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.1 patch: https://syzkaller.appspot.com/x/patch.diff?x=11291aa2300000 Note: testing is done by a robot and is best-effort only.