k0sctl 0.13.0-rc.1 will sometimes try to install the k0s service when it's already installed. This fails at least on OpenRC:

time="29 Mar 22 16:08 CEST" level=info msg="[ssh] 10.83.134.82:22: installing k0s controller"
time="29 Mar 22 16:08 CEST" level=debug msg="[ssh] 10.83.134.82:22: executing sudo -s /usr/local/bin/k0s install controller --enable-worker --config \"/etc/k0s/k0s.yaml\""
time="29 Mar 22 16:08 CEST" level=debug msg="[ssh] 10.83.134.82:22: Error: failed to install k0s service: failed to install service: Init already exists: /etc/init.d/k0scontroller"