Hello, syzbot has tested the proposed patch and the reproducer did not trigger crash:
Reported-and-tested-by: syzbot+08e3d39f3eb864321...@syzkaller.appspotmail.com Tested on: commit: 152c6a4d genetlink: get rid of family->attrbuf git tree: https://github.com/congwang/linux.git net kernel config: https://syzkaller.appspot.com/x/.config?x=bf3aec367b9ab569 dashboard link: https://syzkaller.appspot.com/bug?extid=08e3d39f3eb8643216be compiler: gcc (GCC) 10.1.0-syz 20200507 Note: testing is done by a robot and is best-effort only.