As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW EXPERIENCED SMOKE IN THE CABIN CLIMBING THROUGH 25,000FT ON A FLIGHT FROM HWD-HOU. CREW IMMEDIATELY LEVELED THE AIRCRAFT OFF AT 25,500FT. PERFORMED EMERGENCY PROCEDURE AND MEMORY ITEMS FOLLOWED BY CHECKLIST PROCEDURE FOR SMOKE IN THE CABIN, EMERGENCY DESCENT, AND NORMAL CHECKLIST. CREW DECLARED AN EMERGENCY AND RETURNED TO SAN JOSE.