Created attachment 62920 [details] Xorg log Gnome-shell 3.4 from (Debian/wheezy) fails to start (failling back to Gnome classic). Playing video fails to, with vlc colors get corrupted (red is displayed blue or kind of). The graphic card: "VGA compatible controller: VIA Technologies, Inc. KM400/KN400/P4M800 [S3 UniChrome]"
Here is what I got in the gnome-shell log (~/.xsession-errors): -----------------------------8<-------------------------------- gnome-session-is-accelerated: No hardware 3D support. gnome-session-check-accelerated: Helper exited with code 256 ----------------------------->8-------------------------------- Here are some commands I ran on the host to gather some relevant info: -----------------------------8<-------------------------------- $ glxinfo | grep ^direct direct rendering: Yes $ glxinfo | grep "renderer string" OpenGL renderer string: Gallium 0.4 on softpipe LIBGL_DEBUG=verbose glxinfo 2>&1 >/dev/null | grep so$ libGL: OpenDriver: trying /usr/lib/i386-linux-gnu/dri/tls/unichrome_dri.so libGL: OpenDriver: trying /usr/lib/i386-linux-gnu/dri/unichrome_dri.so libGL: OpenDriver: trying ${ORIGIN}/dri/tls/unichrome_dri.so libGL: OpenDriver: trying ${ORIGIN}/dri/unichrome_dri.so libGL: OpenDriver: trying /usr/lib/dri/tls/unichrome_dri.so libGL: OpenDriver: trying /usr/lib/dri/unichrome_dri.so libGL error: unable to load driver: unichrome_dri.so libGL: OpenDriver: trying /usr/lib/i386-linux-gnu/dri/tls/swrast_dri.so libGL: OpenDriver: trying /usr/lib/i386-linux-gnu/dri/swrast_dri.so ----------------------------->8-------------------------------- If you need any further information to debug this issue, let me know how to get them I'll try to post additional comments here.
The driver wasn't able to load for some reason and fell back to software which I don't think worked well in early Gnome-shell. Doesn't look like any Mesa bug here to me.
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