As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CVG - PRIOR TO PUSHBACK ON FLIGHT 5879 THE CREW REPORTED A LAV SMOKE MESSAGE AND ALARM BELL WITH NO SMOKE PRESENT. MAINTENANCE RESET THE SYSTEM, PERFORMED OPS CHECKS OF THE LAV SMOKE DETECTION SYSTEM WITH NO DEFECTS NOTED, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.