[kwlug-disc] extracting vmlinux from vmlinuz, and debugging the running kernel

Robert P. J. Day rpjday at crashcourse.ca
Wed Jul 15 14:48:11 EDT 2009


On Wed, 15 Jul 2009, Chris Frey wrote:

> On Wed, Jul 15, 2009 at 11:21:46AM -0400, Robert P. J. Day wrote:
> >   that is, if you have the root password, of course you can examine
> > log files and even insert new modules to help with debugging but,
> > beyond that, it seems that any serious debugging is going to require
> > being able to boot to a new kernel of your configuration.
>
> I thought this was what people used QEMU for.  Something like this:
> http://issaris.blogspot.com/2007/12/download-linux-kernel-sourcecode-from.html

  possibly, but that's getting a bit advanced for the column this
early in the game.  i want to work up to something like that.

rday
--

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Robert P. J. Day                               Waterloo, Ontario, CANADA

        Linux Consulting, Training and Annoying Kernel Pedantry.

Web page:                                          http://crashcourse.ca
Twitter:                                       http://twitter.com/rpjday
"Kernel Newbie Corner" column @ linux.com:          http://cli.gs/WG6WYX
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