As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX - FLIGHT 2083 - ON CLIMBOUT, MORE PRESSURE THAN NORMAL WAS REQUIRED TO ROLL THE AIRCRAFT TO THE LEFT. AIRCRAFT RETURNED TO FIELD. MAINTENANCE INSPECTED THE AIRCRAFT AND REPLACED THE LEFT INBOARD ROLL SPOILER ACTUATOR. OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.