It almost looks like the lxd addresses are not getting filtered from the machines hosting lxd containers. If you can get it, it would be helpful to see from the hosts that are getting the 10.0.4.* addresses:
1 - /var/log/cloud-init-output.log
2 - the contents of /etc/network/interfaces
It almost looks like the lxd addresses are not getting filtered from the machines hosting lxd containers. If you can get it, it would be helpful to see from the hosts that are getting the 10.0.4.* addresses:
1 - /var/log/ cloud-init- output. log interfaces
2 - the contents of /etc/network/