As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON DESCENT LEAD F/A REPORTED VERY STRONG DIRTY SOCKS SMELL FROM FRONT TO BACK OF THE CABIN SECURED PACK 2 SHUT CROSS BLEED SMELL DISSIPATED-PERFORMED ENG #1 AND ENG #2 ENGINE IDLE RUN PER AMM 71-00-00. DURING ENG RUN BOTH PACK 1 AND 2 WERE RUNNING NORMALLY AND NO SMELL NOTED. ISOLATE PACK #1 AND #2 FOR FURTHER TROUBLESHOOTING AND NO SMELL NOTED THROUGH CABIN OR COCKPIT AT THIS TIME. A/C GOOD FOR SERVICE