What was found
FA REPORTED LIKE FUME SMELL IN THE BACK. DESCRIPTION OF ODOR/FUMES: TEMPORARY, DIRTY SOCKS SMELL DURING DESCENT. APPARENT CABIN SOURCE: UNKNOWN. AFT CABIN/GALLEY(LAV). NO VISIBLE SMOKE/HAZE. NO MEDICAL ATTENTION REQUIRED.-PER TSM 05-50-00-810-831-A, PERFORMED GVI OF APU PER AMM 49-00-00-200-812. FOUND NO DEFECTS & NO LEAKS. APU OIL LEVEL WITHIN LIMITS. PERFORMED GVI OF ENG #1 & ENG #2 PER AMM 71-00-00-810-847-A. FOUND NO LEAKS. FOUND ENG #1 & ENG #2 OVERSERVICED. REMOVED 3 QTS OF OIL IN ENG #1 & ENG #2 PER AMM 79-00-00. PERFORMED LEVEL A DECONTAMINATION OF ECS PER AMM 21-00-00-615-802-A, OPS CHECK GOOD. COULD NOT DUPLICATE ODOR. A/C OK FOR SERVICE.