As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*L/H FLOOR SEAT TRACK AT LBL9 HAS MULTIPLE AREA OF CORROSION FROM FS364 TO FS409. (C-CHECK) RO: 10/22/19. BLENDED FLOOR SEAT TRACKS AT LBL9 FS364.00 TO FS409.00 IAW SRM, FOUND TO BE OUT OF LIMITS, REMOVED AND REPLACED SEAT TRACKS LBL9 FS364.00 TO FS 409.00 IAW AMM.