Comment # 22 on bug 103234 from Viktor Kecskes

(In reply to Marek Olšák from comment #18)
> Possible fix:
> https://patchwork.freedesktop.org/patch/211876/

My bug has been disappeared.  I use Fedora  and there ara 2 different X11
drivers.
The xorg-x11-drv-ati and xorg-x11-drv-amdgpu. I deleted the amdgpu x11 driver,
and install the ati x11 driver. According to lsmod my system still use the
amdgpu module.