As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
"F/A REPORTS DIRTY SOCK SMELL DURING DESCENT. GVI FOUND OIL RESIDUE ON APU COMPARTMENT DOOR FROM APU CENTER DRAIN. PERFORMED PACK BURN OUT PROCEDURE IAW TSM 05-50-00, AND AMM 21-00-00. NO ODOR PRESENT. R&R APU IAW AMM CH 49-11-11. OPS CHECKS GOOD AND LEAK CHECKS GOOD.