linux-kernel - Re: Was: boot failure, "DWARF2 unwinder stuck at 0xc0100199"

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Date:	Tue, 29 Aug 2006 13:01:10 +0200
From:	Borislav Petkov <bbpetkov@...oo.de>
To:	Jan Beulich <jbeulich@...ell.com>
Cc:	"J. Bruce Fields" <bfields@...ldses.org>, akpm@...l.org,
	Andi Kleen <ak@...e.de>, linux-kernel@...r.kernel.org
Subject: Re: Was: boot failure, "DWARF2 unwinder stuck at 0xc0100199"

On Tue, Aug 29, 2006 at 11:57:37AM +0200, Jan Beulich wrote:
> >>> Borislav Petkov <bbpetkov@...oo.de> 29.08.06 10:53 >>>
> >Hi,
> >    I just read that unwinder thread and I think I have yet another case of
> >    unwinder backtrace that comes up together with the recursive deadlock
> >    protection backtrace and this happens with 18-rc5 so I thought I should
> >    report it before .18 is released:
> >...
> >Aug 29 10:21:22 zmei kernel: [  383.485261]  [<c0105393>] do_IRQ+0xc3/0xd0
> >Aug 29 10:21:22 zmei kernel: [  383.489393]  [<c0103521>] common_interrupt+0x25/0x2c
> >Aug 29 10:21:22 zmei kernel: [  383.494387] DWARF2 unwinder stuck at common_interrupt+0x25/0x2c
> >Aug 29 10:21:22 zmei kernel: [  383.500304] Leftover inexact backtrace:
> ></snip>
> 
> Unfortunately this leaves unclear whether there was anything reported in
> the leftover portion.
> And in all cases, a sufficiently long raw stack trace is needed to analyse this.
> Ideally a matching System.map would also be attached.
> 
> Jan

Actually, that's all there was in dmesg. System.map is at
http://tim.dnsalias.org/System.map-2.6.18-rc5.

Regards,
    Boris.

		
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