As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON RH SEAT RAILS, RBL9 (2 EAS) BTW FS 847.00TO FS 977.00 AT CABIN PAX. DUE TO EXCESS OF CORROSION ON SEAT RAILS RBL9 (2 EAS) FS 847.00TO FS 977.00 AT CABIN PAX WERE OUT OF LIMITS PER CRJ 900 SRM 53-51-49-101-001-A02 THEREFORE WERE REPLACED PER CRJ 900 AMM 53-00-49