As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LOWER PORTION OF FUSELAGE CANTED BULKHEAD AT FS 570 BUCKLED. THE LT SIDE OF THE BULKHEAD HAS SMALL CRACKS AROUND RIVET HOLES AT STRINGER 8L. EARLIER SN OF THIS MODEL ACFT HAD 0.032" BULKHEADS WITH A KIT TO UPSIZE THE SIDES OF THE BULKHEAD TO 0.050".