Ok, it's hard to keep up with you guys! I'm attaching backtrace logs using both the command line suggestion from the moderator as well as from a newly updated ekosdebugger just to be sure I have the correct tools. I updated my ekosdebugger via dnf to version ekosdebugger-0.0.1.git-20201015134612.fc33.x86_64.
From command line. Just to verify: I issued the gdb command, then from elsewhere, I started kstars, loaded the joystick profile, and performed a connection upon which the joystick driver crashed. I then went back to the command line and cut and pasted the resulting backtrace: