[$] More informative kernel panics for Fedora

On July 12, Jocelyn Falempeproposed a change to the configuration options that Fedora sets for itskernels, in order to make kernel panics easier to report.Falempe would like to enable the kernel's recently addedDRM-panic feature, which addsa graphical crash screen that is reminiscent of the infamousWindows "blue screen of death" for kernel panics. The feature introduces a fewtradeoffs, including currently limited driver support, so the proposal spawned agood deal of discussion.