As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN FILLED WITH SMOKE CLIMBING THROUGH 25,000 FT. PILOTS & CREW USED OXYGEN FOR AN QUICK DESCENT THROUGH 10,000 FT & THE CABIN CLEARED ENOUGH TO GO OFF OXYGEN. THEY DIVERTED & LANDED OTHERWISE UNEVENTFULLY. LT ENG OIL PRESS WAS IN THE YELLOW ARC TAXING IN. LT ENG WAS FOUND TO HAVE NO OIL SHOWING ON THE DIP STICK AFTER SHUTDOWN. CAUSE OF PROBLEM IS UNDETERMINED AT THE TIME OF THIS REPORT. ADDITIONAL INFORMATION WILL BE SUBMITTED WHEN AVAILABLE.