linux-kernel - Re: [PATCH 4.4 00/30] 4.4.57-stable review

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Message-ID: <02dd0335-8f4e-a01d-824d-98d08c3d0413@roeck-us.net>
Date:   Fri, 24 Mar 2017 21:15:28 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Kevin Hilman <khilman@...libre.com>,
        "kernelci.org bot" <bot@...nelci.org>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
        akpm@...ux-foundation.org, shuahkh@....samsung.com,
        patches@...nelci.org, ben.hutchings@...ethink.co.uk,
        stable@...r.kernel.org, nicolas.ferre@...el.com,
        alexandre.belloni@...e-electrons.com
Subject: Re: [PATCH 4.4 00/30] 4.4.57-stable review

On 03/24/2017 05:10 PM, Kevin Hilman wrote:
> + at91 maintainers
>
> kernelci.org bot <bot@...nelci.org> writes:
>
>> stable-rc boot: 496 boots: 1 failed, 492 passed with 2 offline, 1 conflict (v4.4.56-31-gbcd1e808ead3)
>>
>> Full Boot Summary: https://kernelci.org/boot/all/job/stable-rc/kernel/v4.4.56-31-gbcd1e808ead3/
>> Full Build Summary: https://kernelci.org/build/stable-rc/kernel/v4.4.56-31-gbcd1e808ead3/
>>
>> Tree: stable-rc
>> Branch: local/linux-4.4.y
>> Git Describe: v4.4.56-31-gbcd1e808ead3
>> Git Commit: bcd1e808ead359a9af8476025d8b8a5349796dcd
>> Git URL: http://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git
>> Tested: 97 unique boards, 23 SoC families, 31 builds out of 202
>>
>> Boot Regressions Detected:
>>
>> arm:
>>
>>     multi_v7_defconfig+CONFIG_LKDTM=y:
>>         at91-sama5d2_xplained:
>>             lab-free-electrons: new failure (last pass: v4.4.51-27-g2ffd736763bc)
>
> This one is definitely a new regression.  Hopefully the AT91 maintainers
> (now Cc'd) can have a closer look.
>

6b1d7b6f54c7 would be a candidate for a culprit.

Guenter

> [...]
>
>> Conflicting Boot Failure Detected: (These likely are not failures as other labs are reporting PASS. Needs review.)
>>
>> arm:
>>
>>     multi_v7_defconfig+CONFIG_PROVE_LOCKING=y:
>>         at91-sama5d3_xplained:
>>             lab-baylibre-seattle: PASS
>>             lab-free-electrons: FAIL
>
> @Alexandre: Because it's passing in my lab and failing in yours, I'm
> guessing this is still the UART overflow issue we've discussed before?
>
> What's strange is that this defconfig in your lab seems to only be
> booting for stable/linux-4.4.y[1] but not mailine or newer stable trees,
> so I couldn't check if the problem still exists in mainline.
>
> Kevin
>
> [1] https://kernelci.org/boot/at91-sama5d3_xplained/?CONFIG_PROVE_LOCKING&lab-free-electrons
>