As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMOKE REST UPPER DR 4 CAUTION SMOKE IS DETECTED IN THE UPPER CREW REST COMPARTMENT AT DOOR 4. SMOKE REST UPPER DR4 EICAS DISPLAYED. RAN CHECK LIST AND EICAS WENT AWAY. FLIGHT ATTENDANTS SAID SOMEONE HAD SPRAYED AIR FRESHENER IN AREA. CREW DOOR COMPARTMENT AT DOOR 4 INSPECTED NO DEFECT FOUND - NO FURTHER SMELL. - SATISFACTORY.