As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 2438 - ORF - CREW REPORTED SMOKE IN CABIN. PACK NR 1 SYSTEM WAS MELED. MX IAH PERFORMED OPERATIONAL CHECK OF PACK SYSTEMS 1 AND 2 AND COULD NOT DUPLICATE THE PROBLEM. OPERATIONAL AND FUNCTIONAL CHECKS WERE PERFORMED SUCCESSFULLY. ACFT WAS APPROVED TO RETURN TO SERVICE.