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

From: Guillaume Tucker
Date: Sat Dec 15 2018 - 05:27:42 EST


On 15/12/2018 01:34, Kevin Hilman wrote:
> "kernelci.org bot" <bot@xxxxxxxxxxxx> 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@xxxxxxxxxxxxxxxxxxx>
>> 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