linux-kernel - Re: [PATCH 4.19 000/170] 4.19.14-stable review

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Date:   Thu, 10 Jan 2019 06:27:33 -0800
From:   Guenter Roeck <linux@...ck-us.net>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Christoph Biedl <linux-kernel.bfrz@...chmal.in-ulm.de>,
        Breno Leitao <leitao@...ian.org>
Cc:     linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
        akpm@...ux-foundation.org, shuah@...nel.org, patches@...nelci.org,
        ben.hutchings@...ethink.co.uk, lkft-triage@...ts.linaro.org,
        stable@...r.kernel.org
Subject: Re: [PATCH 4.19 000/170] 4.19.14-stable review

On 1/10/19 5:17 AM, Greg Kroah-Hartman wrote:
> On Thu, Jan 10, 2019 at 07:52:07AM +0100, Greg Kroah-Hartman wrote:
>> On Wed, Jan 09, 2019 at 11:40:48AM -0800, Guenter Roeck wrote:
>>> On Wed, Jan 09, 2019 at 03:38:11PM +0100, Greg Kroah-Hartman wrote:
>>>> On Tue, Jan 08, 2019 at 03:07:31PM -0800, Guenter Roeck wrote:
>>>>> On Mon, Jan 07, 2019 at 01:30:27PM +0100, Greg Kroah-Hartman wrote:
>>>>>> This is the start of the stable review cycle for the 4.19.14 release.
>>>>>> There are 170 patches in this series, all will be posted as a response
>>>>>> to this one.  If anyone has any issues with these being applied, please
>>>>>> let me know.
>>>>>>
>>>>>> Responses should be made by Wed Jan  9 10:43:54 UTC 2019.
>>>>>> Anything received after that time might be too late.
>>>>>>
>>>>>
>>>>> For v4.19.13-171-gc68ce175c3b8:
>>>>>
>>>>> Build results:
>>>>> 	total: 155 pass: 152 fail: 3
>>>>> Failed builds:
>>>>> 	powerpc:ppc64e_defconfig
>>>>> 	powerpc:cell_defconfig
>>>>> 	powerpc:maple_defconfig
>>>>> Qemu test results:
>>>>> 	total: 332 pass: 319 fail: 13
>>>>> Failed tests:
>>>>> 	ppc64:mac99:ppc64_book3s_defconfig:nosmp:initrd
>>>>> 	ppc64:mac99:ppc64_book3s_defconfig:smp:initrd
>>>>> 	ppc64:mac99:ppc64_book3s_defconfig:smp:ide:rootfs
>>>>> 	ppc64:mac99:ppc64_book3s_defconfig:smp:mmc:rootfs
>>>>> 	ppc64:mac99:ppc64_book3s_defconfig:smp:nvme:rootfs
>>>>> 	ppc64:mac99:ppc64_book3s_defconfig:smp:scsi[DC395]:rootfs
>>>>> 	ppc64:mpc8544ds:ppc64_e5500_defconfig:nosmp:initrd
>>>>> 	ppc64:mpc8544ds:ppc64_e5500_defconfig:smp:initrd
>>>>> 	ppc64:ppce500:corenet64_smp_defconfig:e5500:initrd
>>>>> 	ppc64:ppce500:corenet64_smp_defconfig:e5500:nvme:rootfs
>>>>> 	ppc64:ppce500:corenet64_smp_defconfig:e5500:mmc:rootfs
>>>>> 	ppc64:ppce500:corenet64_smp_defconfig:e5500:scsi[53C895A]:rootfs
>>>>> 	ppc64:ppce500:corenet64_smp_defconfig:e5500:sata-sii3112:rootfs
>>>>
>>>> Ugh, I thought this was just the cell build, didn't realize it hit more.
>>>>
>>>> Ok, I've dropped the patch from all queues.  Odd that it only causes
>>>> problems on 4.19.y :(
>>>>
>>> I don't know what you dropped, but v4.19.14 fails to build with
>>> the same error. Did you drop it after the release ?
>>
>> No, I should have dropped it before the release.  Let me go see what I
>> messed up...
> 
> I dropped e1c3743e1a20 ("powerpc/tm: Set MSR[TS] just prior to recheckpoint")
> from the stable trees, which is what I was told was the commit that was
> causing the problems by Christoph and Breno (on to: now).
> 
> Was that not the offending commit?  If so, what one was?
> 
$ git describe
v4.19.14
groeck@...ver:~/src/linux-stable$ git log --oneline v4.19.13.. arch/powerpc/
a9935a127688 powerpc/tm: Unset MSR[TS] if not recheckpointing
34fc09193486 powerpc/fsl: Fix spectre_v2 mitigations reporting
groeck@...ver:~/src/linux-stable$

a9935a127688 is the culprit.

Guenter