linux-kernel - Re: PROBLEM: Fatal Machine Check >= 3.13.5-101.fc19.x86

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Message-ID: <5350EDAE.8020101@st.ovgu.de>
Date:	Fri, 18 Apr 2014 11:17:34 +0200
From:	Matthias Graf <matthias.graf@...ovgu.de>
To:	Borislav Petkov <bp@...en8.de>
CC:	linux-kernel@...r.kernel.org, Tony Luck <tony.luck@...el.com>,
	alexander.deucher@....com
Subject: Re: PROBLEM: Fatal Machine Check >= 3.13.5-101.fc19.x86_64

Fine-grained bisection result:


ab70b1dde73ff4525c3cd51090c233482c50f217 is the first bad commit
commit ab70b1dde73ff4525c3cd51090c233482c50f217
Author: Alex Deucher <alexander.deucher@....com>
Date:   Fri Nov 1 15:16:02 2013 -0400

    drm/radeon: enable DPM by default on r7xx asics

    Seems to be stable on them.

    Signed-off-by: Alex Deucher <alexander.deucher@....com>

:040000 040000 f3262029b868df4d882f64b4deba6b9230e307ea
1f1dfca42763703a56e3cc82bb103608a24be94e M	drivers


Result is reasonable: I have a RV770 chip.

(Additional) Bug Report for Reference:
https://bugzilla.redhat.com/show_bug.cgi?id=1085785

Thanks for the instructions Borislav! At first, I was not completely
sure what you expected me to do (this is my first kernel bug report :)).
If there is anymore more I can help you with, let me know.

Kind regards
Matthias


Am 17.04.2014 15:02, schrieb Borislav Petkov:
> On Thu, Apr 17, 2014 at 08:25:58AM +0200, Matthias Graf wrote:
>> Ok. I tried:
>>
>> 3.15-rc1 (16. April)
>> failed.
>>
>> Bisecting turned out:
>> last working: 3.12.17
>> first failing: 3.13
> 
> Ok, next steps would then be:
> 
> * test stock 3.12.
>  -> if it works, bisect between 3.12 and 3.13.
>  -> if not, bisect between 3.12 and 3.12.17
> 
> If all works out correctly, the bisection result will give us the patch
> which broke things on your machine and which is still unfixed upstream.
> 
> Thanks.
> 


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