As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT LEFT LAV EXPERIENCED SMOKE DETECTOR CAME ON WITH NO SMOKE-FUMS NO FIRE, FLIGHT ATTENDANT HAD OPENED OVEN JUST BEFORE SMOKE DETECTOR CAMCE ON. DETECTOR WENT DORMANT WITHIN 30 SECONDS OR SO WITH NO FURTHER DETECTOR NOR SMOKE, FUMES OR FIRE DETECTED. CHECKED OVEN FOR BURNT FOOD FOUND ONE OVEN STILL HEATING SHUT OFF OVEN, TESTED AFT LEFT AND RIGHT LAV SMOKE DETECTOR NO FUTHER FAULTS.