Lastest current kernel Bullseye image for Renegade, first-boot, then reboot, ssh.service won't active. Problem is 'Missing privilege separation directory: /run/sshd', creat by manul then start the service will make it active. But after a reboot it will need to done again. Purge and install openssh-server will fix it. Reinstall won't work. Remember do this before install other package which depend on openssh-server.   https://paste.armbian.com/qoxebajifu