Comment # 2 on bug 69463 from Michel Dänzer

(In reply to comment #2)
> 3: /usr/lib/x86_64-linux-gnu/libX11-xcb.so.1 (XGetXCBConnection+0x7)
> [0x7f4c1c70d6c7]
> 4: /home/atitest/install/lib/libEGL.so.1 (0x7f4c1cd51000+0x14441)
> [0x7f4c1cd65441]

Looks like it's trying to use the X11 EGL backend, which can't work in the X
server. Was 'drm' included in the --with-egl-platforms= parameter to Mesa's
configure?