I am also affected by this bug. Running 20.04.3 LTS on a SAGER laptop. System hangs. Sometimes I can recover by switching to another window, but most times I need to reboot.
After reboot syslog is full of: gnome-shell[1979]: Window manager warning: Overwriting existing binding of keysym 36 with keysym 36 (keycode f). ...messages -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1857392 Title: Window manager warning: Overwriting existing binding of keysym... To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-shell/+bug/1857392/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs