As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT TOP OF DESCENT, NR 1 ENG STARTED A SERIES OF 6 - 7 STALLS. FOLLOWED THE QRH & OPERATED AT IDLE. N1 STARTED TO DECREASE & EGT CLIMBED TO 622 AT SHUTDOWN. PARAMETERS AT SHUTDOWN N1 29.5, EGT 622, N2 66.6 WIND MILLING TIME WAS 10 MIN PERFORMED BORESCOPE INSPECTION OF THE HPC AND HPT OF THE NR 1 ENG FOR SAND INGESTION & REPORTED STALL IAW AMM 72-00-00-06 & 73-00 8013. R & R NR 1 ENG HMU IAW MM 73-13-00-4.