hello and question from a l4 beginner

[Xavier Grave]

Thanks for your answer,
> I assume you're running your executable as the root task.
indeed.
> When the root task (or any task for that matter) starts, it doesn't
> have anything mapped into its address space.  Upon trying to execute
> the first instruction it will therefore raise a page faults.  This is
> probably the page fault you're observing in sigma0.
Can I avoid this ? I have to ask to map it to sigma0 ?
Thanks one more time, xavier