As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW EXPERIENCE COMPRESSOR STALLS ON CLIMB OUT AFTER TAKE OFF - CREW REDUCED POWER AND RETUNED TO LAND WITHOUT INCIDENT. UPON INVESTIGATION AND BORESCOPE IT WAS FOUND THAT THE ABRADABLE LINER HAD RELEASED AND GONE THROUGH THE NR 3 AND 4 COMPRESSOR SECTION AND CAUSED THE STALL. THE BLADES SHOW EVIDENCE OF SOFT FOD LIKE DAMAGE AND ARE BENT.