As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMOKE ALARM WENT OFF ON LANDING IN RT AFT LAV. F/A REPORT SMELLING A HOT OILY SMELL IN REAR OF A/C. RAN PACKS WITH APU AND ENG BLEED AIR INSP OPS OF PACKS AND ENG BLEED SYS, NO SMOKE OR SMELL OBSERVED. INSP LAVS FOR PROBLEMS, ALL OK. INSP 48 SECTION FOR LEAKS ALL OK.