As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUME/ODOR DURING DESCENT DIRTY SOCK ODOR WAS VERY STRONG-ACCOMPLISHED TSM 05-50-00-810-831-A. DURING OPS OF ENGINES AND APU CONFIRM PACK 1 CONTAMINATED. DURING INSPECTION OF APU FOUND SIGNS OF OIL LEAKAGE. CONFIRM APU OVER SVC. CONFIRM PACK 2 IS GOOD. PACK 1 AND APU WILL BE PLACED ON MEL. REF. LP 3381903-2 & 3381904-1. A/C OK FOR AVC