As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING DESCENT BELOW 10,000' AIRCRAFT HAD VERY STRONG DIRTY SOCKS SMELL. AFTER LANDING DURING TAXI IN WAS MILDER. ECS DECONTAMINATION REVERSE DUCT BURN PROCEDURE ACCOMPLISHED FOR LEVEL B CONTAMINATION REF AMDS WORKCARD 2100-2005. (7643012).