@Dann - good news, I am able to deploy a bionic guest using the non-uefi image (still tagged as such) and connect to it with bionic-rocky:
Result of running uname -a on 10.245.172.3: Linux bionic-101103 4.15.0-34-generic #37-Ubuntu SMP Mon Aug 27 15:22:18 UTC 2018 aarch64 aarch64 aarch64 GNU/Linux
@Dann - good news, I am able to deploy a bionic guest using the non-uefi image (still tagged as such) and connect to it with bionic-rocky:
Result of running uname -a on 10.245.172.3: Linux bionic-101103 4.15.0-34-generic #37-Ubuntu SMP Mon Aug 27 15:22:18 UTC 2018 aarch64 aarch64 aarch64 GNU/Linux
Will also now validate on bionic-queens