As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: CREW REPORTS SMOKE ODOR FUME EVENT WITHT THREE (CAUTION LIGHTS) IN THE CABIN, LAVATORIES, AND COCKPUT. AIRCRAFT AIR INTERRUPTED BACK AND LANDED SAFELY AT BCN WITHOUT FURTHER INCIDENT. ACCOMPLISHED JOB CARD 72L00021001. NO ODOR OR FUMES NOTED.