http://blogs.msdn.com/jamesfi/archive/2007/05/31/breaking-when-the-instruction-pointer-leaves-the-module.aspxThe problem is to skip out of a kernel driver that we don't have symbols for - what's the best way to break on calls out of that driver. If you used pc (step until the next call instruction), you would hit calls that are inside that driver. Here's anotheren-USCommunityServer 2.1 SP1 (Build: 61025.2)