As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMELL OF MUST DIRTY SOCKS AT 6000 DETECTED ON FLIGHT DECK ONLY-PERFORMED TSM 05-50-00-810-831-A FOUND APU TO BE CAUSE .APU FOUND TO HAVE OIL IN / AT INLET . APU TO BE DEFERED ON LP 3098006-1 PACK BURN OUT ACCOMPLISHED ON ENG RUN WITH HUFFER CART NO ODOR DETECTED AFTER OR DURRING RUN