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 for <linuxppc-dev@lists.ozlabs.org>; Wed, 16 Oct 2013 18:10:32 +1100 (EST)
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Date: Wed, 16 Oct 2013 10:10:15 +0300
From: Claudiu Manoil <claudiu.manoil@freescale.com>
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To: =?ISO-8859-1?Q?Thomas_H=FChn?= <thomas@net.t-labs.tu-berlin.de>
Subject: Re: Fwd: Gianfar driver crashes in Kernel v3.10
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 <760FFC38-597B-46CB-BA4C-620A1D663C8A@net.t-labs.tu-berlin.de>
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On 10/11/2013 11:59 AM, Thomas H=FChn wrote:
> Hi Claudiu,
>
>> Does this show up on a half duplex (100Mb/s) link?
>
> In my testsetup I always used 1GBit Ethernet connections, so no 100MBit=
 tested yet.
> Should I do so ?
>
>> Could you provide following for the gianfar interface, on your setup:
>
> sure:
>> # ethtool ethX
> root@Bluse-home:~# ethtool eth0
> Settings for eth0:
>         Supported ports: [ ]
>         Supported link modes:   1000baseT/Full
>         Supported pause frame use: No
>         Supports auto-negotiation: No
>         Advertised link modes:  1000baseT/Full
>         Advertised pause frame use: No
>         Advertised auto-negotiation: No
>         Speed: 1000Mb/s
>         Duplex: Full
>         Port: MII
>         PHYAD: 0
>         Transceiver: external
>         Auto-negotiation: on
>         Current message level: 0x0000003f (63)
>                                drv probe link timer ifdown ifup
>         Link detected: yes
>
>> and
>> # ethtool -d ethX | grep 500
>>
> root@Bluse-home:~# ethtool -d eth0 | grep 500
> 0x0500:         00 00 00 3f 00 00 72 05 40 60 50 60 00 a1 f0 37
>
>
>> Is there any other indication before this Oops? Like a tx timeout WARN=
?
>>
>
> Nothing there about any timeout.
>

Please try the following patch:
http://patchwork.ozlabs.org/patch/283235/

It should help with your issue.

claudiu