As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKE OFF ROLL STRONG SMOKE ODOR NOTED IN FLIGHT DECK AND CABIN. ODOR DISSIPATED WHEN RETURNING TO GATE. HISTORY: SECOND OCCURENCE, NO HISTORY 30 DAYS FACT 04MAR23 02:19 FLO REMOVED BOTH PACK PANELS AND PERFORMED GVI - NO DEFECTS NOTED FOR LH AND RH PACKS. REINSTALLED BOTH PACK PANELS. INSPECTED DUCTS IN REAR AVIONICS BAY WITH NO DEFECTS NOTED. PERFORMED ENG RUN WITH CREW, FOUND