linux-kernel - Re: [REGRESSION] i915 VT switch with AIGLX causes X lock up

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Message-ID: <20090223223226.GA23763@silver.sucs.org>
Date:	Mon, 23 Feb 2009 22:32:26 +0000
From:	Sitsofe Wheeler <sitsofe@...oo.com>
To:	dri-devel@...ts.sf.net, LKML <linux-kernel@...r.kernel.org>
Cc:	jbarnes@...tuousgeek.org, "Rafael J. Wysocki" <rjw@...k.pl>,
	Eric Anholt <eric@...olt.net>
Subject: Re: [REGRESSION] i915 VT switch with AIGLX causes X lock up

On Sat, Feb 21, 2009 at 03:38:22PM +0000, Sitsofe Wheeler wrote:
> With 2.6.29rc5 and xorg-server 2:1.4.1~git20080131-1ubuntu9.2 switching
> to a VT after starting compiz causes X to nearly lock up.
> 
> Steps to reproduce:
> 1. Start X
> 2. Run compiz
> 3. Switch to VT1 via ctrl-alt-f1
> 4. Switch back to X via ctrl-alt-f7
> 
> The result is that X will remain displaying a black screen from then on
> (the mouse cursor is visible and still moves). Switching to a VT after
> this locks up the keyboard. When compiz is not running this bug does not
> occur. I am not using kernel mode setting and booting with nomodesetting
> made no difference. This problem was not present in 2.6.28. The problem
> is reproducible every time.
> 
> Graphics card is an i915 in an EeePC 900:
> 
> 00:02.0 VGA compatible controller [0300]: Intel Corporation Mobile 915GM/GMS/910GML Express Graphics Controller [8086:2592] (rev 04)
> 
> This might be http://bugzilla.kernel.org/show_bug.cgi?id=12264 but I
> can't reopen that bug and this bug might turn out to be different. Might
> also be related to
> http://marc.info/?l=linux-kernel&m=123499984611624&w=2 .

Still here in 2.6.29-rc6.

-- 
Sitsofe | http://sucs.org/~sits/
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