As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT CREW REPORTED THAT DURING DESENT THERE WAS DIRTY SOCKS SMELL IN THE CABIN//PERFORMED TSM71-00-00-810-847-A FOUND #1 ENGINE OIL OVER SERVICED DRAIND OIL TO CORRECT AMOUNT REF AMM 79-00-00-610-801 PERFOMED IDLE RUN REF AMM 71-00-00 BOTH PACKS OPERATED NO SMELL AT THIS TIME A/C OK FOR SVC.