This can be fixed by adding the following option in xorg.conf under the Device section.
Option "LinearAlloc" "6144" Maybe this option should be added by default. -- Xorg can't handle large XV buffers (badalloc) https://launchpad.net/bugs/52490 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
