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Subject: Re: [PATCH] Fix lguest bzImage loading with CONFIG_RELOCATABLE=y
From: Rusty Russell <rusty@rustcorp.com.au>
To: Andi Kleen <andi@firstfloor.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>, lguest <lguest@ozlabs.org>,
       Andrew Morton <akpm@linux-foundation.org>,
       lkml - Kernel Mailing List <linux-kernel@vger.kernel.org>
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Date: Sun, 29 Jul 2007 10:23:30 +1000
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On Fri, 2007-07-27 at 12:45 +0200, Andi Kleen wrote:
> Rusty Russell <rusty@rustcorp.com.au> writes:
> 
> > Jason Yeh sent his crashing .config: bzImages made with
> > CONFIG_RELOCATABLE=y put the relocs where the BSS is expected, and we
> > crash with unusual results such as:
> 
> The normal kernel startup should already clear BSS. Why does
> this not work here? Can it be fixed?

Unfortunately, lguest doesn't go through the normal startup path (which
does this in asm).

Thanks,
Rusty.