As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMOKE LAV RED ECAM IN CRUISE FL 330 (2-3 SEC) WENT OUT BY ITSELF. F/A DID CABIN WALK THROUGH. NO SIGNS OF SMOKE.// CHECK ALL LAV TRASH EXT BOTTLE WITHIN LIMIT. OPS CHK ALL TOILETS OK. PERFORMED LAV SMOKE TEST PER AMM 26-17-00-710-001-A. NO FAULTS. NO SMELL NOTED THROUGHOUT A/C. OK FOR SVC.