Bug 55291

Summary:	does not boot. Bad commit 2a9810441fcc26cf3f006f015f8a62094fe57a90
Product:	Drivers	Reporter:	Martin Ziegler (ziegler)
Component:	Video(DRI - Intel)	Assignee:	intel-gfx-bugs (intel-gfx-bugs)
Status:	RESOLVED CODE_FIX
Severity:	normal	CC:	daniel, intel-gfx-bugs
Priority:	P1
Hardware:	All
OS:	Linux
Kernel Version:	3.8.3	Subsystem:
Regression:	Yes	Bisected commit-id:

Description Martin Ziegler 2013-03-15 16:34:32 UTC

The boot process stops immediately with a black screen and the machine being non-responsive. Bisecting between 3.8.2 and 3.8.3 gives 

Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date:   Sat Dec 1 21:03:22 2012 +0100

    drm/i915: reorder setup sequence to have irqs for output setup

as the first bad commit. 

His is on a Thinkpad T510, with an integrated Intel Graphic Chip.

This seems to be related to https://lkml.org/lkml/2013/3/14/540

Comment 1 Daniel Vetter 2013-03-18 10:06:16 UTC

Ok, I think we need to revert this mess and simply give up on ilk rc6 in 3.8 (which was the reason this patch here has been backported). I've just sent a mail to gregkh and the stable team.

Comment 2 Martin Ziegler 2013-03-21 10:22:35 UTC

3.8.4 boots again. Thanks!