"With the current network setup, creating an LXD container on a VM makes the VM unreachable."
That sounds like: https://bugs.launchpad.net/bugs/1737640
Which was a bug in the ubuntu-fan package, which has been updated and I believe SRU to all relevant Ubuntu releases. So that portion might already be fixed.
For the rest, we'll try to reproduce locally.
"With the current network setup, creating an LXD container on a VM makes the VM unreachable."
That sounds like: /bugs.launchpad .net/bugs/ 1737640
https:/
Which was a bug in the ubuntu-fan package, which has been updated and I believe SRU to all relevant Ubuntu releases. So that portion might already be fixed.
For the rest, we'll try to reproduce locally.