https://bugs.freedesktop.org/show_bug.cgi?id=105177
--- Comment #3 from Reimar Imhof tuxuser@quantentunnel.de --- Created attachment 137480 --> https://bugs.freedesktop.org/attachment.cgi?id=137480&action=edit dmesg kernel 4.15.4; connected via dvi; amdgpu.dc=1