As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DISCREPANCY:REFERENCE LP 313912 DURING DESCENT WE HAD A STRONG ODOR OF DIRTY SOCKS. TURNING OFF PACK 1 ELEMINATED THE ODOR AFTER A FEW MINUTES. THIS AIRCRAFT WAS GROUNDED AT THIS TIME. CORRECTIVE ACTION: PLACED ON MEL-21-52-01F CONT # 1203920 DUE DATE 12-11-2023 PER MCC LP430770 MX PROCEDURE C/W. PLACARD INSTALLED. A/C OK FOR SERVICE./END/