As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
3 FA'S SMELLED DIRTY SOCKS ROW 32 AND BACK. STRONG SMELL. CONDITION ON DESCENT THROUGH F180. -PERF. ENGINE RUN ON ENG. #1 & #2 & PERF. ISOLATION PROCEDURES, NO DEFECT NOTED. PERF. APU OPERATIONG PROCEDURES & ISOLATED PACKS NO DEFECTS NOTED. ALL IAW TSM 05-50-00-810-831-A. NO A/C HISTORY. A/C OK FOR CONTINUED USE/SERVICE.