As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: MOMENTARY SELF CORRECTING SMOKE ECAM WARNING WITH SMOKE ALERT AT MID LAVATORY THAT DISAGREE WITH LAVATORY CONDITION. MAINTENANCE PERFORMED SATISFACTORY OPERATIONAL CHECK OF LAVATORY SMOKE DETECTION SYSTEM PER AMM 26-17-00.