Re: [Bugme-new] [Bug 10586] New: High Number of Segfaults onMacBook Starting With 2.6.24.5 Kernel

[Andrew Morton <akpm@linux-foundation.org>]

On Thu, 1 May 2008 14:09:00 -0600
<Ryan.Roth@CH2M.com> wrote:
>

Please don't top-post!

I fixed it..

> -----Original Message-----
> > From: Andrew Morton [mailto:akpm@linux-foundation.org] 
> > Sent: Thursday, May 01, 2008 1:05 PM
> > To: Roth, Ryan/RDD
> > Cc: bugme-daemon@bugzilla.kernel.org; linux-kernel@vger.kernel.org
> > Subject: Re: [Bugme-new] [Bug 10586] New: High Number of Segfaults
> > onMacBook Starting With 2.6.24.5 Kernel
> > 
> > (switched to email.  Please respond via emailed reply-to-all, not via
> > the bugzilla web interface).
> > 
> > On Thu,  1 May 2008 12:30:18 -0700 (PDT)
> > bugme-daemon@bugzilla.kernel.org wrote:
> > 
> > > http://bugzilla.kernel.org/show_bug.cgi?id=10586
> > > 
> > >            Summary: High Number of Segfaults on MacBook Starting With
> > >                     2.6.24.5 Kernel
> > >            Product: Memory Management
> > >            Version: 2.5
> > >      KernelVersion: 2.6.24.5
> > >           Platform: All
> > >         OS/Version: Linux
> > >               Tree: Mainline
> > >             Status: NEW
> > >           Severity: normal
> > >           Priority: P1
> > >          Component: Other
> > >         AssignedTo: akpm@osdl.org
> > >         ReportedBy: ryan.roth@ch2m.com
> > > 
> > > 
> > > Latest working kernel version:  2.6.23?
> > > Earliest failing kernel version:  2.6.24.5
> > > Distribution: Fedora 8 x86_64
> > > Hardware Environment:  MacBook
> > > Problem Description:  Extremely high number of segfaults.  Suspect 
> > > that this may have to do with some sort of change in memory remapping 
> > > changes in the kernel.
> > 
> > This report is a bit mysterious.  I assume you're referring to x86's
> > 
> > 	"%s%s[%d]: segfault at %lx ip %08lx sp %08lx error %lx"
> > 
> > printk in the kernel logs?
> > 
> > Can you please send some examples of the log output?
> > 
> > Is there actually any observeable problem apart from the logs?  Are
> > applications dying where they previously did not?
> > 
>
> Yes there is a issue with a lot of apps dying, especially the
> gnome-power-* apps which means my power management fails to work
> frequently.  I'm on Git-10 currently and I'm going to patch it up to
> date right now because it looks like there have been some memory remap
> patches lately.  I will update the list after I do so.
> 

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.