I am very sorry to break it to you but the only reason they disabled Github issue tracker is... https://bugzilla.kernel.org/describecomponents.cgi

Also, having a mailing list does mean to have a communication channel open and AWS SREs (for the sake of argument only) do not need to pay to join that mailing list and post some questions.

Finally, I think this one of the few instances where "You Are Not Google" fully applies.