As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: FLIGHT CREW REPORTED A MOMENTARY - SMOKE LAVATORY SMOKE - ECAM MESSAGE WHICH SELF CLEARED. FLIGHT ATTENDANT REPORTS NO INDICATIONS OF SMOKE/FIRE AND/OR NO PASSENGER MISCONDUCT IN THE MID CABIN LAVATORY. MAINTENANCE ACCOMPLISHED BITE PER AMM 26-17-00 WITH NO FAULTS NOTED.