linux-kernel - Re: Oops: 17 SMP ARM (v3.16-rc2)

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Date:	Mon, 11 Aug 2014 14:41:25 -0300
From:	Fabio Estevam <festevam@...il.com>
To:	Mattis Lorentzon <Mattis.Lorentzon@...oliv.com>
Cc:	Russell King - ARM Linux <linux@....linux.org.uk>,
	Fredrik Noring <fredrik.noring@...oliv.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: Oops: 17 SMP ARM (v3.16-rc2)

On Mon, Aug 11, 2014 at 10:32 AM, Mattis Lorentzon
<Mattis.Lorentzon@...oliv.com> wrote:
> Russell and Fabio,
>
>> I'd be interested to hear whether removing the
>>
>>       interrupts-extended = ...
>>
>> property from your board's DT file, thereby causing you to revert back to the
>> default I list above, also fixes the instability you are seeing.
>
> We have tried to remove the board specific interrupts-extended field and the
> MX6QDL_PAD_GPIO_6__ENET_IRQ entry. Sadly this did not seem to improve
> the stalls. Our interrupts look like this now:
>
> 150:      15519          0          0          0       GIC 150  2188000.ethernet
> 151:          0          0          0          0       GIC 151  2188000.ethernet
>
> Our device tree might still be slightly incorrect. We have noticed that our
> RGMII_INT is connected to GPIO 19 (P5) which might be nonstandard (we are
> a bit surprised that this works at all). We are not quite sure how to configure
> this properly.

In order to try to narrow down whether this is a board issue, could
you try to run the same kernel on a mx6q development board, such as
mx6qsabresd, cubox-i, wandboard, etc?
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