As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
"ON APPROACH ""DIRTY SOCK' SMELL PRESENT. DESELECTED PACK 1 SMELL SLOWLY SUBSIDED -PERFORMED IDENTIFICATION OF THE CAUSE OF CABIN ODOR PER TSM 05-50-00-810-831-A. FOUND PACK #1 TO BE SOURCE OF CABIN ODOR. NO OTHER DISCREPANCIES NOTED AT THIS ITME.