As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: LAVATORY SMOKE DETECTOR FALSE INDICATION, AFT LAVATORY LOCATION. FALSE INDICATION OCCURRED 3 TIMES DURING CLIMB PHASE OF FLIGHT, DID NOT REOCCUR. ***SUPPLEMENTAL TO BE ISSUED UPON COMPLETION OF FINAL CORRECTIVE ACTION.*** (OPEN)