Re: debugging using kcore

Andi Kleen (ak-uu@muc.de)
28 Sep 1999 14:06:22 +0200


drouin@stna.dgac.fr (Antoine DROUIN) writes:

> Hi,
>
> We're running linux 2.2.12 and have some trouble using gdb with kcore on the
> running kernel.
>
> We built kernel with -g option but gdb see only some symbols. In the
> example above we tried to see 2 symbols from printk.c but type return are
> strange...
>
> 2.0.32 kernel, and have no problem with kcore, so did we made a mistach or kcore
> is not usable in 2.2.12 ?? Or is gdb not usable with kcore ?

Probably the later. /proc/kcore is an old a.out format core dump, and most newer gdbs
have problems with a.out. There are patches floating around for a /proc/kcore_elf.

-Andi

-- 
This is like TV. I don't like TV.

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