linux-kernel - Re: linux-next: Tree for Aug 13 [ screen corruption in graphical mode ]

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Date:	Tue, 13 Aug 2013 16:07:09 +0200
From:	Sedat Dilek <sedat.dilek@...il.com>
To:	Chris Wilson <chris@...is-wilson.co.uk>,
	Sedat Dilek <sedat.dilek@...il.com>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	Daniel Vetter <daniel.vetter@...ll.ch>,
	Dave Airlie <airlied@...il.com>,
	DRI <dri-devel@...ts.freedesktop.org>,
	intel-gfx <intel-gfx@...ts.freedesktop.org>,
	"s.dilek" <s.dilek@...erlin.de>
Subject: Re: linux-next: Tree for Aug 13 [ screen corruption in graphical mode ]

On Tue, Aug 13, 2013 at 11:57 AM, Sedat Dilek <sedat.dilek@...il.com> wrote:
> On Tue, Aug 13, 2013 at 11:52 AM, Chris Wilson <chris@...is-wilson.co.uk> wrote:
>> On Tue, Aug 13, 2013 at 11:47:19AM +0200, Sedat Dilek wrote:
>>> On Tue, Aug 13, 2013 at 11:39 AM, Chris Wilson <chris@...is-wilson.co.uk> wrote:
>>> > On Tue, Aug 13, 2013 at 11:35:53AM +0200, Sedat Dilek wrote:
>>> >> After a logout from my "BROKEN" Unity-2D session - the login-screen
>>> >> for LightDM seems to be OK.
>>> >> Then entering my Unity-2D desktop is OK - no screen corruptions.
>>> >
>>> > What hardware and display do you have?
>>>
>>> It's a Samsung ultrabook with SandyBridge CPU.
>>>
>>> [   333.291] (--) intel(0): Integrated Graphics Chipset: Intel(R) HD
>>> Graphics 3000
>>
>> using LVDS.
>>
>>> - Sedat -
>>>
>>> P.S.: I switched to intel-ddx v2-21-14-35-g5840bf in the meantime.
>>
>> Did that make a difference? It shouldn't if the error is occuring before
>> X even starts...
>
> NO, was just confused not seeing "GT2" (HD-3000 was new to me) in my
> Xorg.log :-).
>
> As said logging out of Unity-2D and entering LightDM greeter - screen is fine.
> Starting again a Unity-2D session - no screen corruption, too.
>
> - Sedat -

Some more testing:

[1] With my X stack:

FIRST BAD: next-20130812
LAST GOOD: next-20130809

[2] With Ubuntu's X stack:

next-20130813 is OK (Xorg.log attached)

- Sedat -

Download attachment "Xorg.0.log" of type "application/octet-stream" (37862 bytes)