As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DIRTY SOCK SMELL ON DESCENT THROUGH 4000: PACK 2 ISOLATED AND SMELL DISSAPATED-ACCOMPLISHED AMM 21-00-00-615-803-A LEVEL B. DECONTAMINATION OF ECS. REMOVED, INSPECTED AND REINSTALLED ENG 1 AND 2 PRV IAW AMM 36-11-52. NO DEFECTS NOTED. REMOVED, INSPECTED AND REINSTALLED APU BLEED CONTROL VALVE IAW AMM 49-51-53. NO DEFECTS NOTED. FOUND POOLED OIL AT DEOILER SEAL ON #2 ENG. R/R DEIOLER SEALS IAW AMM 72-60-29. ENG RUN COMPLETE. NO ODOR DETECTED