Comment 242 for bug 359392

Same issue here.
- KDE4 locks up;
- Mouse pointer moves;
- Keyboard locked;
- System available via SSH;
- System hangs quickly with Desktop Effects, usually within minutes;
- System hangs without Desktop Effects, usually within a day;
- Running: Kubuntu amd64 9.04 with latest patches (24 apr. 2009);
- Checked 7.3 mesa => does not work for me;
- Platform:
  - Motherboard: DG35EC;
  - CPU: Intel(R) Core(TM)2 Quad CPU Q9550 @ 2.83GHz
  - GPU: 82G35 Express Integrated Graphics Controller (i9x5 compatible)

Haven't had the time/energy yet to author an xorg.conf. Hints to ease this job are welcomed.