As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 6822 LAST 30 MIN OF FLIGHT COCKPIT AND CABIN EXPERIENCED WET SOCK TYPE ODOR. CORRECTIVE ACTION: PERFORMING BSI OF #1 ENGINE. FOUND OIL EVIDENCE IN 2.5 BLEED PORTS. REMOVED AND REPLACED RECIRCULATION FILTERS PER B757 AMM 21-25. REPLACED NO. 1 ENGINE IN ACCORDANCE WITH SPC. (5756496)