As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INTERCOSTAL, PN:601R31020-59 HAS FILIFORM CORROSION BEHIND PAX DOOR FWD ANCHOR FITTING FS 295-FS 310 BETWEEN STRINGERS 16L AND 17L. REMOVED IAW SRM TASK 51-42-21-00. REO 601R-53-21-2624, REV A/C HAS BEEN ACCOMPLISHED AND ALL STEPS HAVE BEEN DOCUMENTED AND SIGNED FOR ON A NON-ROUTINE WORK CARD.