What was found
DURING DESCENT 8000 STRONG DIRTY SOCK SMELL DESCRIPTION OF ODOR/FUMES: CONTINUOUS AND DISCOMFORTABLE, DIRTY SOCKS SMELL. APPARENT CAIN SOURCE: UNKNOWN. FWD CABIN/GALLEY(LAV), AFT CABIN/GALLEY(LAV), AND FLIGHT DECK. NO VISIBLE SMOKE/HAZE. NO MEDICAL ATTENTION REQUIRED.-PERFORMED TSM 05-50-00 FOR CAUSE OF ODOR , APPLIED REPORTING SHEET TO DECISION TABLE ,CHECKED ENGINES AND APU FOR LEAKS , ISOLATED ODOR FROM LEFT PACK , DURING INSPECTION FOUND OIL LEAK AT ENGINE 1 INLET CONE. SEE LOG PAGES 3396166 /3396167 FOR CORRECTIVE ACTIONS/ PACK DEACTIVATION