Problem with bnx2 NICs & latest RHEL/CentOS kernel

George Hills george at brightbox.co.uk
Tue Jul 17 07:18:47 CDT 2012


Hi Dennis,

Many thanks - I'm certain that's the bug affecting us.

Cheers

On 17 Jul 2012, at 13:13, Dennis Jacobfeuerborn wrote:

> Hi,
> do you use bonding/vlan tagging?
> If so you might hit this bug:
> https://bugzilla.redhat.com/show_bug.cgi?id=834764
> 
> Regards,
>  Dennis
> 
> On 07/17/2012 12:33 PM, George Hills wrote:
>> Hi Ned,
>> 
>> Many thanks for the reply.
>> 
>> Running the latest 2.6.32-279.1.1.el6.x86_64 kernel from RHEL6 I have
>> broken networking, and the output below for both "ethtool -i eth0" and eth1
>> (the latter  having "bus-info: 0000:01:00.1" instead).
>> 
>> driver: bnx2
>> version: 2.2.1
>> firmware-version: 6.2.12 bc 5.2.3 NCSI 2.0.11
>> bus-info: 0000:01:00.0
>> 
>> Running 2.6.32-220.23.1.el6.x86_64 from RHEL6 I have working networking,
>> and the below:
>> 
>> driver: bnx2
>> version: 2.1.11
>> firmware-version: 6.2.12 bc 5.2.3 NCSI 2.0.11
>> bus-info: 0000:01:00.0
>> 
>> Running 2.6.32-220.23.1.el6.x86_64 with
>> kmod-bnx2-2.2.1.32.269-1.el6_2.x86_64.rpm from RHEL6 I have working
>> networking, and the below:
>> 
>> driver: bnx2
>> version: 2.2.1
>> firmware-version: 6.2.12 bc 5.2.3 NCSI 2.0.11
>> bus-info: 0000:01:00.0
>> 
>> So I'm *suspecting* that it's not the bnx2 driver itself at fault, but
>> something else in the new kernel. But I guess no-one else has had trouble yet?
>> 
>> When I run tcpdump under the new/broken kernel, I see CDP and STP frames
>> from the switch, but nothing else incoming.
>> 
>> Cheers
>> 
>> On 12 Jul 2012, at 16:05, Edward Ashley wrote:
>> 
>>> What does ethtool -i ethX tell you?
>>> I get this (although this is on a PE 1950):
>>> 
>>> driver: bnx2
>>> version: 2.1.11
>>> firmware-version: 6.2.14 bc 5.0.4 ipms 1.6.0
>>> bus-info: 0000:04:00.0
>>> 
>>> also try disabling OMSA which is what I had to do on one of the boxes to
>>> be able to update the firmware before I could get IPMI working.
>>> 
>>> Thanks
>>> Ned
>>> 
>>> On 12 July 2012 16:01, George Hills <george at brightbox.co.uk
>>> <mailto:george at brightbox.co.uk>> wrote:
>>> 
>>>    Hallo,
>>> 
>>>    Is anyone using the kernel from RHEL / CentOS 6.3 and having trouble
>>>    with bnx2 NICs in a Poweredge?
>>> 
>>>    I'm trying the EL 6.3 kernels (2.6.32-279 and 2.6.32-279.1.1) on a
>>>    Poweredge R510 with built-in bnx2 NICs, and seeing link up, but no
>>>    traffic passing.
>>> 
>>>    All the previous kernels were fine.
>>> 
>>>    I've tried changing to the bnx2 firmware from the previous kernel (no
>>>    change)
>>> 
>>>    I've tried using the previous kernel with the kmod-bnx2 package
>>>    (which includes the same bnx2 driver as the new kernel), and that
>>>    works fine.
>>> 
>>>    Cheers
>>> 
>>>    --
>>>    George Hills
>>>    Systems Administrator
>>>    Brightbox
>>> 
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>>> 
>>> 
>>> 
>>> 
>>> Edward Ashley
>>> 
>>> Telephone: 01633 261203
>>> 
>>> Email: ned at conveylaw.com <mailto:ned at conveylaw.com>
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>> 
>> -- 
>> George Hills
>> Systems Administrator
>> Brightbox
>> 
>> 
>> 
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-- 
George Hills
Systems Administrator
Brightbox



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