As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WINDSHIELD HEAT - DURING OCF FOR ODOR IN COCKPIT AT APPROX 37000 FEET SMOKE STARTED EMANATING FROM GLARE SHIELD. WINDSHIELD OVERHEAT RED CASS MESSAGE WAS DISPLAYED. EMERGENCY DECENT WITH SMOKE EVACUATION CHECKLIST WAS ACCOMPLISHED AND CABIN WAS DUMPED. FLIGHT WAS DIVERTED.