Hi, I've the same problem. dmesg | grep drm :
[ 54.893021] [drm] Initialized drm 1.1.0 20060810 [ 54.906160] [drm] Initialized radeon 1.25.0 20060524 on minor 0 [ 56.183127] [drm:radeon_cp_init] *ERROR* radeon_cp_init called without lock held [ 56.183583] [drm:drm_unlock] *ERROR* Process 5691 using kernel context 0 uname -a Linux 2.6.20-11-generic #2 SMP Thu Mar 15 08:03:07 UTC 2007 i686 GNU/Linux Thanks ** Attachment added: "lspci -vvn" http://librarian.launchpad.net/6848123/lspci -- Intel E7205 AGP doesn't load running Feisty https://launchpad.net/bugs/78684 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs