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Date: Thu, 1 May 2008 17:15:20 -0700
From: Andrew Morton <akpm@linux-foundation.org>
To: Ryan Roth <ryanroth@sbcglobal.net>
Cc: randy.dunlap@oracle.com, Ryan.Roth@CH2M.com,
       bugme-daemon@bugzilla.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [Bugme-new] [Bug 10586] New: High Number of Segfaults
 onMacBookStarting With 2.6.24.5 Kernel
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On Thu, 01 May 2008 16:56:18 -0700
Ryan Roth <ryanroth@sbcglobal.net> wrote:

> > May  1 16:15:01 kernel: proc_dir_entry 'info' already registered
> > May  1 16:15:01 kernel: Pid: 1099, comm: modprobe Not tainted 2.6.25-git16 #3
> > May  1 16:15:01 kernel: 
> > May  1 16:15:01 kernel: Call Trace:
> > May  1 16:15:01 kernel:  [<ffffffff81118269>] idr_get_new+0xb/0x28
> > May  1 16:15:01 kernel:  [<ffffffff810d5e92>] proc_register+0xcb/0x14b
> > May  1 16:15:01 kernel:  [<ffffffff810d5ec5>] proc_register+0xfe/0x14b
> > May  1 16:15:01 kernel:  [<ffffffff810d5f96>] proc_create_data+0x84/0x9e
> > May  1 16:15:01 kernel:  [<ffffffffa013dd37>]
> > :video:acpi_video_bus_add+0x98f/0xc6d
> > May  1 16:15:01 kernel:  [<ffffffff8115d4d9>] acpi_device_probe+0x43/0x91
> > May  1 16:15:01 kernel:  [<ffffffff81192564>] driver_probe_device+0xd0/0x14d
> > May  1 16:15:01 kernel:  [<ffffffff81192627>] __driver_attach+0x46/0x6d
> > May  1 16:15:01 kernel:  [<ffffffff811925e1>] __driver_attach+0x0/0x6d
> > May  1 16:15:01 kernel:  [<ffffffff81191f09>] bus_for_each_dev+0x44/0x6f
> > May  1 16:15:01 kernel:  [<ffffffff8119186e>] bus_add_driver+0xb2/0x1ff
> > May  1 16:15:01 kernel:  [<ffffffff81192846>] driver_register+0x59/0xcd
> > May  1 16:15:01 kernel:  [<ffffffffa00d803c>] :video:acpi_video_init+0x3c/0x5e
> > May  1 16:15:01 kernel:  [<ffffffff81052db2>] sys_init_module+0x171a/0x1896
> > May  1 16:15:01 kernel:  [<ffffffff8115d812>] acpi_bus_register_driver+0x0/0x3e
> > May  1 16:15:01 kernel:  [<ffffffff81098831>] vfs_read+0xa6/0xfe
> > May  1 16:15:01 kernel:  [<ffffffff8100bf3b>]
> > system_call_after_swapgs+0x7b/0x80

That's an acpi video problem - it won't be the cause of this regression. 
I'll forward it separately.

> > ---
> > ~Randy
> >
> >   
> The segfaults are still present causing apps to not work.  I attached a 
> boot log in case it was needed for more details.  Should I not worry 
> about the following message?
> 
> May  1 16:15:01 kernel: PCI: MCFG configuration 0: base f0000000 segment 
> 0 buses 0 - 255
> May  1 16:15:01 kernel: PCI: BIOS Bug: MCFG area at f0000000 is not 
> reserved in ACPI motherboard resources
> May  1 16:15:01 kernel: PCI: Not using MMCONFIG.

Again, the mmconfig warnings will be unrelated to this bug.