linux-kernel - Re: ACPI or radeon: spontaneous reboot regression

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Message-Id: <200712230130.58590.rjw@sisk.pl>
Date:	Sun, 23 Dec 2007 01:30:58 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Matt Mackall <mpm@...enic.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	linux-acpi@...r.kernel.org, benh@...nel.crashing.org
Subject: Re: ACPI or radeon: spontaneous reboot regression

On Sunday, 23 of December 2007, Matt Mackall wrote:
> With 2.6.24-rc2, plugging and unplugging power results in a sudden
> reboot. After the reboot, the machine boots normally until it switches
> to graphics mode, at which point the screen is scrambled. It may hang or
> repeatedly reboot at this point. Easily repeatable after just a few plug
> cycles.
> 
> Switching back to 2.6.23-rc3-mm1, I can do a dozen plug cycles with no
> problem.
> 
> Machine is a Thinkpad R51, with R250:
> 
> 01:00.0 VGA compatible controller: ATI Technologies Inc Radeon R250
> [Mobility FireGL 9000] (rev 02)

Added to the list of reported regressions as:
http://bugzilla.kernel.org/show_bug.cgi?id=9624

Thanks,
Rafael
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