As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*R/H FLOOR SEAT TRACK AT RBL9 FROM FS661.00+32-FS693.00 HAS MULTIPLE SPOTS OF CORROSION (C-CHECK RO 7/7/2021) R/H FLOOR SEAT TRACK AT RBL9 FROM FS661.00+32-FS693.00 FOUND TO BE OUT OF LIMITS. REMOVED AND INSTALLED NEW SEAT TRACK AT RBL9 FROM FS661.00+32-FS693.00 REF CRJ900 AMM 53-00-49-400-801-A07.