Ubuntu
acpid package

  1. Bug #285323
  2. Comment #40

Comment 40 for bug 285323

Revision history for this message
Bryan Quigley (bryanquigley) wrote : Re: Losing keyboard and mouse control when changing screen brightness with fn + arrow under intrepid

Same symptons, different cause, and gpm not the problem:
https://bugs.launchpad.net/ubuntu/+bug/278781

Perhaps the root cause is the same between both?