linux-kernel - Re: 2.6.25 regression/oops on boot (ACPI related?)

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Message-ID: <20080301152706.GO9009@earth.li>
Date:	Sat, 1 Mar 2008 15:27:06 +0000
From:	Jonathan McDowell <noodles@...th.li>
To:	"Zhang, Rui" <rui.zhang@...el.com>
Cc:	linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org,
	ming.m.lin@...el.com
Subject: Re: 2.6.25 regression/oops on boot (ACPI related?)

On Fri, Feb 29, 2008 at 07:38:54AM +0800, Zhang, Rui wrote:
> On Fri, 2008-02-29 at 15:54 +0800, Jonathan McDowell wrote:
> > On Fri, Feb 29, 2008 at 01:20:27AM +0800, Zhang, Rui wrote:
> > > Please attach the acpidump output using the latest pmtools at :
> > > http://www.kernel.org/pub/linux/kernel/people/lenb/acpi/utils/
> > > Please attach the result of "cat /proc/acpi/thermal_zone/*/*" as
> > well.
> > 
> > I've attached the output of acpidump. The cat results in this output:
> > 
> > [noodles@...pok /proc/acpi/thermal_zone/THRM]$ cat *
> > 0 - Active; 1 - Passive
> > <polling disabled>
> > state:                   ok
> > temperature:             40 C
> > Segmentation fault
> > 
> > It also causes a general protection fault, which I've attached as
> > well.
> > 
> > This is a stock Debian kernel:
> > 
> > Linux meepok 2.6.24-1-amd64 #1 SMP Mon Feb 11 13:47:43 UTC 2008 x86_64
> > GNU/Linux
> > 
> > I have a patch from Ming Lin to try out but it'll have to wait until
> > tomorrow before I can do so.
> > 
> We've root caused the problem and Lin Ming's patch should work for you.
> Please give it a try. :)

I've now done so; it fixes my problem and 2.6.25-rc3 boots fine with it
applied. Thanks.

J.

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