As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IN FLIGHT, FLIGHT ATTENDANT REPORTS SMELL AND SMOKE IN AFT GALLEY. AIRCRAFT DEVERTED TO LONDON (LGW). MAINTENANCE RAN OVENS AND CHILLER, FOUND SMELL COMING FROM CHILLER AND RIGHT AFT OVEN. DISCONNECTED CANNON PLUGS AND PULLED C/B ON BOTH COMPONENTS. MAINTENANCE IN ATLANTA (ATL) REMOVED AND REPLACED THE AFT CHILLER AND RIGHT AFT OVEN. RAN BOTH NO PROBLEMS NOTED ETOPS CATEGORY ''B'': DIVERSION OR TURNBACK