As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: JUST AFTER TAKE OFF, FLIGHT ATTENDANT REPORTS STRONG ODOR OF BURNING RUBBER. ODOR CONTINUED ON AND OFF DURING CRUISE, AND RETURNED JUST BEFORE LANDING. ODOR ONLY IN FORWARD GALLEY. MAINTENANCE FOUND THE FORWARD GALLEY #1 OVEN TO BE THE SOURCE OF THE ODOR AND REPLACED IT PER AMM 25-32-03.