As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: UPON REACHING CRUISING ALTITUDE, THERE WERE AT LEAST TWO AUDIBLE THUMPS FOLLOWED BY ENGINE 2 STALL ECAM. ECAM RESOLVED ITSELF, REAPPEARED BRIEFLY, THEN RESOLVED ITSELF A SECOND TIME. ENGINE PARAMETERS WERE NORMAL. MAINTENANCE REPLACED THE #2 ENGINE INLET PRESSURE BLEED CHECK VALVE 10HA (AALA202512023410) AND THE VBV BALL SCREW ACTUATOR (AALA202512022576). A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED.