Ubuntu
xserver-xorg-video-intel package

  1. Bug #348428
  2. Comment #18

Comment 18 for bug 348428

Revision history for this message
GordonSchumacher (eleccham) wrote : Re: Swithing to another user and then to anything else, freezes laptop. Jaunty

I'll point out this discussion over here, looks to be similar:
https://fcp.surfsite.org/modules/newbb/viewtopic.php?viewmode=flat&order=DESC&topic_id=62163&forum=11&move=prev&topic_time=1222884047