As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ATB - HEAVY DIRTY SMELL THROUGHOUT CABIN AND COCKPIT DURING TAKEOFF & CLIMB. HEAVY SMELL DURING LANDING IN AFT CABIN. ODOR LASTED ABOUT 34 MINUTES. FLT CREW DONNED OXYGEN MASK. PERFORMED SMOKE AND/OR OIL SMELL IN THE CABIN TROUBLE SHOOTING PER TSM 71-00-81-810-805-A. NO DEFECTS NOTED. NO 30 DAY HISOTRY. OK FOR SERVICE