As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - FLIGHT ATTENDANTS REPORTED SMOKE AND ODOR IN THE CABIN AFTER TAKEOFF. EMERGENCY DECLARED FLIGHT RETURNED DFW LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. FOUND SOCK MISSING FROM LEFT WATER SEPARATORS. REPLACED RIGHT AND LEFT SEPARATORS. SYSTEM GROUND CHECK NORMAL OPERATION.