As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON DECENT THROUGH APPROXIMATELY FL 250, FLIGHT ATTENDANTS AND PILOTS NOTICED FUME EVENT PACK 2 WAS SHUT OFF AND FUMES SEEMED TO DISSIPATE-PER TSM 05-50-00-810-831A PACK 2 WAS FOUND TO BE SOURCE OF ODOR TRANSFERRED TO DMI 247045002 IAW MEL 21-52-01-14 CAT C DATE 12/11/2018 PLACARD INSTALLED MX PROCEDURES