linux-kernel - Re: [Bugme-new] [Bug 10586] New: High Number of Segfaults onMacBookStarting With 2.6.24.5 Kernel

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Message-Id: <20080501171231.6248b7c0.randy.dunlap@oracle.com>
Date:	Thu, 1 May 2008 17:12:31 -0700
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	Ryan Roth <ryanroth@...global.net>
Cc:	Andrew Morton <akpm@...ux-foundation.org>, Ryan.Roth@...M.com,
	bugme-daemon@...zilla.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [Bugme-new] [Bug 10586] New: High Number of Segfaults
 onMacBookStarting With 2.6.24.5 Kernel

On Thu, 01 May 2008 17:04:36 -0700 Ryan Roth wrote:

> Andrew Morton wrote:
> > On Thu, 01 May 2008 16:29:58 -0700
> > Ryan Roth <ryanroth@...global.net> wrote:
> >
> >   
> >>> OK, worried.  This is a huge bug.  But afaik you're the only person 
> >>> who has
> >>> hit it, so there must be something special in your setup which is
> >>> triggering it.  This could be hard.
> >>>
> >>>       
> >> OK here is what I get with the git16 kernel.  On boot I get this error:
> >>
> >> PCI: Not using MMCONFIG
> >> PCI: BIOS Bug: MCFG area at f0000000 is not reserved in ACPI motherboard 
> >> resources
> >> PCI: Not using MMCONFIG
> >>     
> >
> > yeah, mmconfig is a problem.  It should be harmless.  Probably you're
> > better off with it disabled ;)
> >
> >   
> >> Attached is a complete log after this boot
> >>     
> >
> > I see no 'segfault' messages in there?
> >
> >   
> Since this last boot I have only got these:
> 
> > May 1 16:26:25 kernel: gnome-power-man[3112]: segfault at 0 ip 410fda 
> > sp 7fff4712c870 error 4 in gnome-power-manager[400000+47000]
> > May 1 16:26:25 kernel: gnome-power-man[3116]: segfault at 0 ip 410fda 
> > sp 7fff2959cce0 error 4 in gnome-power-manager[400000+47000]
> > May 1 16:26:25 kernel: gnome-power-man[3119]: segfault at 0 ip 410fda 
> > sp 7fffc7671db0 error 4 in gnome-power-manager[400000+47000]

Are you using stack protector?  How could we tell?
I don't see it in the kernel log.

Also, please post your kernel .config file.

---
~Randy
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