Really want more details on some of the known issues, like
[size="3"] 555616 [/size]TCP packets sent out wrong interface and have high CPU usage.
though...
Response to this from Reddit: "It's not a new issue, it was just added to the release notes. If you're already on some 6.4 build and don't have any such problem, you're good to go. Seems to be something weird and non-reproducible so far."