As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FT 598, FUMES IN FOWARD CABIN. NR 1 AFTER T/O SAID HE BECAME DIZZY. DIVERTED BACK TO DEPARTURE. RAN FUMES CHECK LIST OVERWEIGHT CHECKLIST. APU BLEED AIR SUPPLY SYSTEM. COMPLIED WITH INFORMATION NOTICE 2017-T015E SECTION A. AIRCRAFT IS OK FOR SERVICE.