As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ON DESCENT, THE AIRCRAFT CABIN AIR WAS CONTAMINATED WITH SMOKE. A SIMILAR PROBLEM HAD BEEN ENCOUNTERED THE PREVIOUS DAY DURING GROUND HANDLING. SUBSEQUENT INSPECTION REVEALED DAMAGE TO THE COMPRESSOR INNER SUPPORT OF ENGINE FA0190 AND CRACKING OF TWO INTER-COMPRESSOR CASE STRUTS ON ENGINE FA0191. MFG WILL INVESTIGATE TO ESTABLISH ROOT CAUSE.