reopen 807430 thanks $ sudo apt-get install --no-install-recommends firewalld [...] The following NEW packages will be installed: cgmanager firewalld libapparmor1:i386 libcap2:i386 libcgmanager0 libcryptsetup4:i386 libdevmapper1.02.1:i386 libgcrypt20:i386 libgpg-error0:i386 libkmod2:i386 libnih-dbus1 libnih1 libpam-systemd libpolkit-backend-1-0 libseccomp2:i386 libsystemd0:i386 libudev1:i386 policykit-1 python3-decorator python3-selinux python3-six python3-slip python3-slip-dbus systemd:i386 systemd-shim
(It's trying to install the i386 version since I've blacklisted systemd.) Thanks, -- Juliusz