linux-kernel - Re: [Regression] 3.18 black screen after boot (bisected)

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Message-ID: <20141215125127.GA1886@fritha.org>
Date:	Mon, 15 Dec 2014 13:51:27 +0100
From:	Heinz Diehl <htd+ml@...tha.org>
To:	linux-kernel@...r.kernel.org, airlied@...ux.ie,
	intel-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org
Subject: Re: [Regression] 3.18 black screen after boot (bisected)

On 15.12.2014, Daniel Vetter wrote: 

> Can you please boot with drm.debug=0xf on both good and bad kernels and
> then grab dmesg from each?

The output is attached. The dmesg log stops after runlevel 3 for the
3.18 kernel, because I'm not able to do anything in runlevel 5 with a
black screen.

> To make sure we don't forget this please file the above summary plus dmesg
> files as a new bug against dri -> drm(intel) on bugs.freedesktop.org.
> Please add "[ilk bisected]" to the bug summary so it shows up in all the
> right searches for us.

Will do.


Download attachment "dmesg-3.17.6.good.txt.xz" of type "application/octet-stream" (36192 bytes)

Download attachment "dmesg-3.18.bad.txt.xz" of type "application/octet-stream" (19708 bytes)