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From:   Fabio Estevam <festevam@gmail.com>
Date:   Mon, 20 Sep 2021 07:52:00 -0300
Message-ID: <CAOMZO5DEg81E23QBpsv44BxytEhNNoXy-r5BbnubUJTERzWYLQ@mail.gmail.com>
Subject: Re: imx8mm board crash in drivers/usb/chipidea/ci_hdrc_imx.c
To:     Heiko Thiery <heiko.thiery@gmail.com>
Cc:     Peter Chen <peter.chen@nxp.com>, Jun Li <jun.li@nxp.com>,
        Yu Kuai <yukuai3@huawei.com>,
        Sascha Hauer <s.hauer@pengutronix.de>,
        Mark Brown <broonie@kernel.org>,
        USB list <linux-usb@vger.kernel.org>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@lists.infradead.org>,
        linux-kernel <linux-kernel@vger.kernel.org>,
        Shawn Guo <shawnguo@kernel.org>,
        Frieder Schrempf <frieder.schrempf@kontron.de>
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Hi Heiko,

On Mon, Sep 20, 2021 at 6:17 AM Heiko Thiery <heiko.thiery@gmail.com> wrote:

> Now it is clear to me. I used the dtb for my board that had already
> changed the phy node and tried to boot the "old" kernel 5.14. Thus no
> phy could be found. Nevertheless the kernel should not crash in case
> no phy was found.

Agreed. The patch I proposed earlier should fix the problem, correct?
https://pastebin.com/raw/yZKz1huL