rsyslog is taking 1min30 to stop or restart and is getting killed by systemd

Issue

• When issuing a systemctl restart rsyslog command, the command takes 1 minute 30 seconds to complete and the following message is seen in the journal

  ● rsyslog.service - System Logging Service
     Loaded: loaded (/usr/lib/systemd/system/rsyslog.service; enabled; vendor preset: enabled)
     Active: failed (Result: signal) since [...]; 5s ago
       Docs: man:rsyslogd(8)
             http://www.rsyslog.com/doc/
    Process: XXX ExecStart=/usr/sbin/rsyslogd -n $SYSLOGD_OPTIONS (code=killed, signal=KILL)
   Main PID: XXX (code=killed, signal=KILL)
  [...] systemd[1]: Stopping System Logging Service...
  [...] rsyslogd[XXX]:  [origin software="rsyslogd" swVersion="8.24.0-52.el7_8.2" x-pid="XXX" x-info="http://www.rsyslog.com"] exiting on signal 15.
  [...] systemd[1]: rsyslog.service stop-sigterm timed out. Killing.
  [...] systemd[1]: rsyslog.service: main process exited, code=killed, status=9/KILL
  [...] systemd[1]: Stopped System Logging Service.
  [...] systemd[1]: Unit rsyslog.service entered failed state.
  [...] systemd[1]: rsyslog.service failed.