Nov 14 16:02:44 myhostname sudo[6278]:       myusername : TTY=pts/9 ; PWD=/home/myusername ; USER=root ; COMMAND=/usr/bin/systemctl start firewalld
Nov 14 16:02:44 myhostname sudo[6278]: pam_unix(sudo:session): session opened for user root by (uid=0)
Nov 14 16:02:44 myhostname systemd[1]: Starting firewalld - dynamic firewall daemon...
-- Subject: A start job for unit firewalld.service has begun execution
-- Defined-By: systemd
-- Support: https://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- A start job for unit firewalld.service has begun execution.
--
-- The job identifier is 2325.
Nov 14 16:02:44 myhostname systemd[1]: firewalld.service: Main process exited, code=exited, status=1/FAILURE
-- Subject: Unit process exited
-- Defined-By: systemd
-- Support: https://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- An ExecStart= process belonging to unit firewalld.service has exited.
--
-- The process' exit code is 'exited' and its exit status is 1.
Nov 14 16:02:44 myhostname systemd[1]: firewalld.service: Failed with result 'exit-code'.
-- Subject: Unit failed
-- Defined-By: systemd
-- Support: https://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- The unit firewalld.service has entered the 'failed' state with result 'exit-code'.
Nov 14 16:02:44 myhostname systemd[1]: Failed to start firewalld - dynamic firewall daemon.
-- Subject: A start job for unit firewalld.service has failed
-- Defined-By: systemd
-- Support: https://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- A start job for unit firewalld.service has finished with a failure.
--
-- The job identifier is 2325 and the job result is failed.
Nov 14 16:02:44 myhostname audit[1]: SERVICE_START pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=firewalld comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=failed'
Nov 14 16:02:44 myhostname sudo[6278]: pam_unix(sudo:session): session closed for user root
Nov 14 16:02:44 myhostname kernel: audit: type=1130 audit(1573743764.946:49): pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=firewalld comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=failed'