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Date: Thu, 1 Jun 2006 13:25:51 +0200
From: Ingo Molnar <mingo@elte.hu>
To: Reuben Farrelly <reuben-lkml@reub.net>
Cc: Andrew Morton <akpm@osdl.org>, linux-kernel@vger.kernel.org,
       Tejun Heo <htejun@gmail.com>, Jeff Garzik <jeff@garzik.org>,
       Jan Beulich <jbeulich@novell.com>
Subject: Re: 2.6.17-rc5-mm2
Message-ID: <20060601112551.GA5811@elte.hu>
References: <20060601014806.e86b3cc0.akpm@osdl.org> <447EB4AD.4060101@reub.net> <20060601025632.6683041e.akpm@osdl.org> <447EBD46.7010607@reub.net> <20060601103315.GA1865@elte.hu> <20060601105300.GA2985@elte.hu>
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* Ingo Molnar <mingo@elte.hu> wrote:

> > * Reuben Farrelly <reuben-lkml@reub.net> wrote:
> > 
> > > >A .config would be useful too.
> > > 
> > > Now up at 
> > > http://www.reub.net/files/kernel/configs/2.6.17-rc5-mm2-x86_64.confg
> > 
> > hm, i cannot reproduce the stack backtrace secondary crash with your 
> > config. Weird.
> 
> ah, managed to reproduce it!
> 
> Jan, the dwarf2 unwinder apparently fails if we call a NULL function. 

Reuben, the workaround would be to disable CONFIG_STACK_UNWIND.

	Ingo