As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT ATTENDANT REPORTED A SULFUR SMOKE SMELL IN THE AFT CABIN SHORTLY AFTER TAKEOFF FROM LGA. NO VISIBLE SMOKE WAS NOTED. DIVERTED INTO EWR. A/C LANDED WITHOUT INCIDENT. THE SMELL ONLY LASTED FOR ABOUT 1 MINUTE. PERFORMED INSPECTION OF A/C AND GROUND RAN ENGINES AND PACKS. NO DEFECTS WERE NOTED. NO UNUSUAL SMELLS WERE NOTED AT ANY TIME BY MAINTENANCE.