As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: ECAM LAVATORY SMOKE IN CRUISE. FLIGHT ATTENDANTS COULD NOT LOCATE SOURCE AND ECAM EXTINGUISHED. MAINTENANCE ACCOMPLISHED TSM 26-17-00-810-804-A FOR LAVATORY SMOKE DETECTION WITH NO FAULTS NOTED AND A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED WITH NO ISSUES NOTED.