As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB, THE NR 2 COMPRESSOR STALLED TWICE. TWO LOUD BANGS AND A BRIGHT FLASH WERE OBSERVED. NO ABNORMAL ENGINE INDICATIONS WERE OBSERVED. AIRCRAFT WAS RETURNED TO MEM WHERE TROUBLESHOOTING FOUND THE 2.5 BLEED VALVE SEIZED. THE ENGINE WAS REPLACED.