Hello, On (22/06/12 20:56), Naresh Kamboju wrote: > > I have tested this patch and the reported issue got resolved [1]. > Many thanks for the tests. Quite honestly I was hoping that the patch would not help :) Well, ok, we now know that it's mapping area lock and the lockdep part of its memory is zero-ed out. The question is - "why?" It really should not be zeroed out.