As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PASSENGER REPORTED SEEING SMOKE COMING UP FROM FLOORBOARD IN FRONT OF WING SPAR AT 4B SAID IT CONTINUED FOR LAST 10 MINUTES OF FLT AND STOPPED WHEN WE LANDED. THE AREA SMOKE WAS REPORTED FROM WAS THE FLOOR VENTS SUPPLIED BY THE RIGHT FLOW. NO SMOKE OR SMELL OF SMOKE FROM VENTS NOTED. AIRCRAFT OK FOR SERVICE. SUBMITTER STATES, SUSPECT PASSENGER SAW FOG COMING FROM VENT IN FLOOR. (M)