As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) CREW REPORTED THAT ON TAXI FOR TAKE-OFF FOR THE SECOND FLIGHT OF THE MORNING THAT THE RT STALL SYSTEM WAS ACTUATED ON GROUND WITH STALL IDENT LIGHT RT ON AND CONTINUOUS STICK SHAKER IN FLIGHT CONTROL SYSTEM. UNABLE TO CANCEL. AIRCRAFT RETURNED TO BLOCKS.