https://bugs.freedesktop.org/show_bug.cgi?id=111122
--- Comment #14 from Chí-Thanh Christopher Nguyễn chithanh@gentoo.org --- Created attachment 145035 --> https://bugs.freedesktop.org/attachment.cgi?id=145035&action=edit screenshot
Setting AMD_DEBUG="nodcc" system-wide via /etc/profile will help against GUI freeze, but not against graphical corruption (screenshot attached).