As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMOKE REST UPR DR 3 EICAS CAUTION SMOKE IS DETECTED IN THE UPPER CREW REST COMPARTMENT AT DOOR 3. AT 8000 ON DESCENT F/A RERORTED NO SMOKE BUT SIZZLING NOISE CHKD FA REST ROOM FOR UNUSUAL ODOR AND NOISE WITH PACKS ON AND OFF. NONE NOTED. REF LOG 3294681 AND 3294394.