As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMBOUT, BOTH OF THE AFT LAVATORIES SMOKE DETECTORS ALARMS SOUNDED WITH LIGHT HAZE AND ODOR IN THE AFTCABIN. CLEARED AND ALARMS STOPPED WHEN CLIMBING THROUGH 12K FT SO FLIGHT CONTINUED TO DESTINATION. UPON ARRIVAL, MX FOUND THE APU LEAKING OIL AND REPLACED THE APU. MX PERFORMED OPS 5089 DUCT BURN OUT AND REPLACED BOTH COALESCER BAGS.