On Tue, Oct 25, 2022 at 05:05:01PM +0800, 3090101217@xxxxxxxxxx wrote: > From: Jing Leng <jleng@xxxxxxxxxxxxx> This email address does not match your From: address on the email, _AND_ that email address does not validate as actually being from that address. So this really looks like a "fake" email sent to us. How can we know differently? Please work with your company email admins to fix up their systems so you can properly send from your domain. Then we can take your patches. thanks, greg k-h