Are we sure this involves showing only the wallpaper? My laptop freezes under near-identical conditions, but shows only a blank screen (actually it is powered off, not just black or blank), as reported at https://bugs.freedesktop.org/show_bug.cgi?id=22383#c2
** Bug watch added: freedesktop.org Bugzilla #22383 https://bugs.freedesktop.org/show_bug.cgi?id=22383 -- [i965gm] system unresponsive after recovery from screensaver with only desktop wallpaper showing https://bugs.launchpad.net/bugs/328760 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs