As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DIRTY SOCK SMELL REPORTED BY FAS IN THE BACK AND FRONT AT 7,000 ABOUT 10 MIN BEFORE LANDING. IT WENT AWAY GRADUALLY AFTER PACK 2 WAS TURNED OFF.-PERFORMED IDENTIFICATION OF THE CAUSE FOR CABIN ODOR IAW TSM 05-50-00-810-831-A. FOUND PACK 2 TO BE THE CAUSE. REF LP 3495211-2 FOR PACK 2 DEFERRAL. RAN BOTH ENGINES IAW AMM 71-00-00. NO OTHER FUME NOTED.