As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB AT 4400 FEET ENGINE NR1 EXPERIENCED A COMPRESSOR STALL. THE ENGINE RECOVERED ON IT'S OWN, BUT SMOKE WAS EVIDENT IN THE CABIN AND THE COCKPIT AFTER THE EVENT. FLIGHT CREW COMPLETED THEIR SMOKE CLEARING PROCEDURES AND RETURNED ACFT TO DEPARTURE AIPORT. MX REPLACED ENGINE NR1.