root@rhea:~# systemctl status dbus.socket
● dbus.socket - D-Bus System Message Bus Socket
   Loaded: loaded (/lib/systemd/system/dbus.socket; static; vendor preset: enabled)
   Active: active (running) since Wed 2017-02-01 15:26:34 MSK; 17min ago
   Listen: /var/run/dbus/system_bus_socket (Stream)

фев 01 15:26:34 rhea systemd[1]: Listening on D-Bus System Message Bus Socket.
root@rhea:~# systemctl status dbus.service
● dbus.service - D-Bus System Message Bus
   Loaded: loaded (/lib/systemd/system/dbus.service; static; vendor preset: enabled)
   Active: failed (Result: exit-code) since Wed 2017-02-01 15:27:00 MSK; 17min ago
     Docs: man:dbus-daemon(1)
 Main PID: 963 (code=exited, status=1/FAILURE)

фев 01 15:26:35 rhea systemd[1]: Started D-Bus System Message Bus.
фев 01 15:26:35 rhea dbus-daemon[963]: Failed to set up security class mapping (selinux_set_mapping():Invalid argument).
фев 01 15:27:00 rhea systemd[1]: dbus.service: Main process exited, code=exited, status=1/FAILURE
фев 01 15:27:00 rhea systemd[1]: dbus.service: Unit entered failed state.
фев 01 15:27:00 rhea systemd[1]: dbus.service: Failed with result 'exit-code'.
root@rhea:~#