linux-kernel - Re: gtucker/kernelci-stable boot bisection: v4.19.9 on meson-gxbb-p200

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Message-ID: <7f70fc6c-93c8-2618-1ecf-d7730c61b057@collabora.com>
Date:   Sat, 15 Dec 2018 10:27:36 +0000
From:   Guillaume Tucker <guillaume.tucker@...labora.com>
To:     Kevin Hilman <khilman@...libre.com>,
        "kernelci.org bot" <bot@...nelci.org>, tomeu.vizoso@...labora.com,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        broonie@...nel.org, matthew.hart@...aro.org,
        enric.balletbo@...labora.com
Cc:     Michal Marek <michal.lkml@...kovi.net>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        linux-kernel@...r.kernel.org
Subject: Re: gtucker/kernelci-stable boot bisection: v4.19.9 on
 meson-gxbb-p200

On 15/12/2018 01:34, Kevin Hilman wrote:
> "kernelci.org bot" <bot@...nelci.org> writes:
> 
>> gtucker/kernelci-stable boot bisection: v4.19.9 on meson-gxbb-p200
>>
>> Summary:
>>   Start:      be53d23e68c2 Linux 4.19.9
>>   Details:    https://kernelci.org/boot/id/5c13e85d59b5144a340a819d
>>   Plain log:  https://storage.kernelci.org//gtucker/kernelci-stable/v4.19.9/arm64/defconfig/lab-baylibre/boot-meson-gxbb-p200.txt
>>   HTML log:   https://storage.kernelci.org//gtucker/kernelci-stable/v4.19.9/arm64/defconfig/lab-baylibre/boot-meson-gxbb-p200.html
>>   Result:     be53d23e68c2 Linux 4.19.9
>>
>> Checks:
>>   revert:     PASS
>>   verify:     PASS
>>
>> Parameters:
>>   Tree:       gtucker
>>   URL:        https://gitlab.collabora.com/gtucker/linux.git
>>   Branch:     kernelci-stable
>>   Target:     meson-gxbb-p200
>>   CPU arch:   arm64
>>   Lab:        lab-baylibre
>>   Config:     defconfig
>>   Test suite: boot
>>
>> Breaking commit found:
>>
>> -------------------------------------------------------------------------------
>> commit be53d23e68c29900da6b6ce486b5ab8507de94b1
>> Author: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
>> Date:   Thu Dec 13 09:16:23 2018 +0100
>>
>>     Linux 4.19.9
>>
>> diff --git a/Makefile b/Makefile
>> index 34bc4c752c49..8717f34464d5 100644
>> --- a/Makefile
>> +++ b/Makefile
>> @@ -1,7 +1,7 @@
>>  # SPDX-License-Identifier: GPL-2.0
>>  VERSION = 4
>>  PATCHLEVEL = 19
>> -SUBLEVEL = 8
>> +SUBLEVEL = 9
>>  EXTRAVERSION =
>>  NAME = "People's Front"
>> -------------------------------------------------------------------------------
> 
> This is pretty clearly a bug in the automation toolling.
> 
> If this patch broke the kernel on that board (which I maintain, BTW) I
> would be very impressed.

Indeed, sorry about the noise.  This is a new kind of bisection
error I've never seen before...  I think it was due to some lab
infrastructure error but in principle that should have been
filtered out, we'll investigate.

Guillaume