Im an arch user, a few days ago the same happened after an update of sdl3 and sdl2_compat. I switched to steam beta and things worked.
Might try completely removing the controller from bluetooth, rebooting and repairing.
Might make sure your using the same kernel that the other people are using. Been a very long time since i used mint and dont know how easy it is to change kernels but might be worth a shot.