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From: Kevin Hilman <khilman@baylibre.com>
To: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Cc: "kernelci.org bot" <bot@kernelci.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
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        quentin.schulz@free-electrons.com,
        =?utf-8?Q?Gr=C3=A9gory?= Clement 
        <gregory.clement@free-electrons.com>
Subject: Re: [PATCH 4.4 00/91] 4.4.53-stable review
Organization: BayLibre
References: <20170310083900.730556986@linuxfoundation.org>
        <58c2d01c.cdd8190a.421eb.b1d4@mx.google.com>
        <m2pohoes9u.fsf@baylibre.com>
        <20170313095615.6b25efc9@free-electrons.com>
Date: Tue, 14 Mar 2017 10:08:31 -0700
In-Reply-To: <20170313095615.6b25efc9@free-electrons.com> (Thomas Petazzoni's
        message of "Mon, 13 Mar 2017 09:56:15 +0100")
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Thomas Petazzoni <thomas.petazzoni@free-electrons.com> writes:

> Hello,
>
> On Fri, 10 Mar 2017 13:27:57 -0800, Kevin Hilman wrote:
>
>> This board seems to never have successfully booted for
>> stable/linux-4.4.y:
>> https://kernelci.org/boot/id/58c2a47559b51483e7645541/
>
> It does:
>
>   https://kernelci.org/boot/id/58b457dc59b514bc145e8e4c/

Right, what I meant was that board with that defconfig has never booted.

> The problem is not 4.4, but the CONFIG_SMP=n. It also fails with other
> kernel versions, and is a bug we need to investigate.
>
> See https://kernelci.org/boot/id/58c2952159b514785a645536/, which is
> the same failure, but on 4.9, also due to CONFIG_SMP=n.
>
> I guess it's yet another I/O coherency issue, I'll try to have a look.

Thanks for looking into it,

Kevin