As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DIRTY SOCK ODOR WAS REPORTED ON DESCENT AROUND 10,000 FEET. MAINTENANCE CORRECTED OIL LEAK AT APU FUEL CONTROL AND LUBE MODULE. SUBSEQUENT EVENT THE FOLLOWING DAY FOUND A LEAKING CARGO DOOR SELECTOR VALVE THAT WAS STREAMING INTO THE APU INLET. REMOVED AND REPLACED THE AFT CARGO DOOR SELECTOR VALVE.