As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FA'S COMPLAINED OF DIRTY SOCKS SMELL ON DESCENT. APPEARED TO DISAPPEAR W/ APU BLEED SOURCE. INSPECTED NR 1 ENG FOR SIGNS OF OIL INJECTION INTO AIR STREAM SUPPLYING PACK NR 1. RAN NR 1 ENG IAW AMM 71-00-00 WITH PACK NR 1 ON IN ORDER TO OPS CHECK SAME IAW AMM 21-00-00. NO SIGNS OF ODOR PRESENT. A/C OK FOR CONTINUED SERVICE.