(In reply to AmarildoJr from comment #29)
> I just tested the oldest firmware available in the Arch Linux Archive,
> namely linux-firmware 20130725-1, and the crashes don't happen. This is with
> current Arch, not a single package is old and all packages are up-to-date
> according to the repos.
> 
> I'm hitting 10 to 30 FPS in-game, but at least the crashes don't happen
> which IMO is a very good sign of where the problem might be.
> 
> I'll report the firmware problem to AMD.
> 
> In the mean time, does anyone know how I can try running the firmware from
> Catalyst?
> 
> @Marek, where is the best place to report this?

So are we certain the hangs are caused by firmware? Bisecting the firmware
would help a lot.

What's your GPU?