As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEAT TRACK AT FS 693 RBL 9 CORRODED. C-CHECK RO 10/9/2020. SEAT TRACK FROM FS 661.00 +32 TO FS 693 RBL 9 FOUND TO HAVE CORROSION DAMAGE ON MORE THAN ONE ELEMENT OF PART MAKING IT OUT OF LIMITS, REF CRJ900 SRM. REMOVED CORRODED SEAT TRACK, REF CRJ900 AMM AND INSTALLED REPLACEMENT SEAT TRACK, REF CRJ900 AMM.