As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TOUCHDOWN, THE F/A REPORTED BLUE SMOKE WITH AN OIL ODOR IN THE AFT SECTION OF CABIN THAT REMAINED VISIBLE FOR 5 MINUTES. MX INSPECTED ACFT AND APU INLET FOR OIL OR HYD CONTAMINATION AND NONE WAS FOUND. PERFORMED OPN 588 AND OPN 5089, DUCT BURNED OUT WITH COALESCER BAG CHANGE. ACFT IS OK FOR SERVICE.