As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE, HAD SMOKE AND ODOR IN CABIN AFTER ANTI ICE WAS TURNED ON. DIVERTED TO TYS SMOKE DISSIPATED WHEN ANTI ICE WAS TURNED OFF. CHECKED APU AND ENGINE OIL QTY. FOUND NORMAL. PERFORMED DUCT BURN-OUT PROCEDURES, RETURNED TO SERVICE.