I can confirm that the latest 202202140317 build fixes this issue, thanks.

I can't get your configuration, how does should work without the declaration source or remote address?

@Cheeze_It Yes, I actually patched my version of vyos already. Just have to add

ipv6 router isis {{ process }}

to the frr isis template file

I'm not sure, I haven't tried it. Thing is if I add

set interfaces openvpn vtun2 local-address fe80::1

My config which breaks