linux-kernel - Re: 2.6.24-rc4-mm1: acpi reboots machine... solved

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Date:	Wed, 12 Dec 2007 11:11:23 +0100
From:	Borislav Petkov <bbpetkov@...oo.de>
To:	Bjorn Helgaas <bjorn.helgaas@...com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>, len.brown@...el.com,
	linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: 2.6.24-rc4-mm1: acpi reboots machine... solved

On Tue, Dec 11, 2007 at 05:08:59PM -0700, Bjorn Helgaas wrote:
> On Tuesday 11 December 2007 01:52:55 pm Borislav Petkov wrote:
> > From what i can roughly tell so far it seems like an resource conflict between acpi and
> > the pnp requested regions in your patch which result in the acpi_thermal code
> > to read the wrong (0xff) temperature value and halt the machine, but i might be
> > wrong on the details since acpi is such a big code chunk to swallow.
> 
> I don't see any obvious conflict from the log you posted.  For the sake
> of comparison, can you post the corresponding dmesg log after you removed
> the patch?

The only difference i see is that ACPI finds EC in DSDT in the working kernel
and in the broken case something silently fails. Please find attached the 2 bootlogs
and a disassembled DSDT.

-- 
Regards/Gruß,
    Boris.

View attachment "bootlogs.tar.bz2" of type "text/plain" (8875 bytes)

Download attachment "dsdt.dsl.bz2" of type "application/octet-stream" (14121 bytes)