I can confirm that this is a workaround (specifying an address to
configure the bridge with):
lxc config set bionic-maas2 user.network-config "version: 2
But since a bridge is a layer 2 concept, it's arguably a bug in systemd-
networkd, since it should bring up the bridge automatically regardless
of whether or not a L3 address exists on the interface.
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
Bridges fail to come online when configured via LXD, netplan, and
To manage notifications about this bug go to:
ubuntu-bugs mailing list