As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE CREW REPORTED A BAGGAGE SMOKE INDICATION DURING CLIMB. ACFT RETURNED TO DEPARTURE AND LANDED WITHOUT INCIDENT. ACFT INSPECTED WITH NO EVIDENCE OF SMOKE FOUND. MX OPS TESTED THE BAGGAGE SMOKE DETECTION SYS WITH NO DEFECTS NOTED, REMOVED THE MEL AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE.