Re: Dynamic Kernel Module Section Addresses

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Hi

On Wed, Apr 28, 2010 at 08:08, Venkatram Tummala <venkatram867@xxxxxxxxx> wrote:
> With this approach, i can set breakpoints in every function except for the
> function that initializes the module because i have to insert the module to
> get the kernel module section addresses from /sys  as a result of which, the
> initializition routine finishes executing which means i can not set any
> breakpoints in the module initialize function.
>
> This is not a problem for the the module exit function or any other function
> though.

I remember a workaround, you could try it if you want. Put a
breakpoint init_module() function. There, step by step using gdb, it
will lead you to the init function of your module. IIRC too, at then
time  kernel almost hit loading kernel module, check the /sys, load
the symbol, the proceed again. I am fairly sure this trick still
works.

Hope it helps..

-- 
regards,

Mulyadi Santosa
Freelance Linux trainer and consultant

blog: the-hydra.blogspot.com
training: mulyaditraining.blogspot.com

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