As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LHR - FLT 106 - EN ROUTE JFK/LHR DURING CRUISE, NR 2 OVEN IN FIRST CLASS CABIN SMOKED EXCESSIVELY, NR 2 OVEN WAS TURNED OFF. AIRCRAFT PROCEEDED TO LHR AND LANDED WITHOUT INCIDENT. NR 2 OVEN CLEANED BY CABIN SERVICES. SYSTEM GROUND CHECKED NORMAL OPERATION WITH NO SMOKE NOTED. (M)