netdev - Re: [PATCH] igmp: spin_lock_bh in timer (Re: BUG: soft lockup detected on CPU#0!)

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Message-ID: <458BE1F7.7020006@candelatech.com>
Date:	Fri, 22 Dec 2006 05:47:35 -0800
From:	Ben Greear <greearb@...delatech.com>
To:	Jarek Poplawski <jarkao2@...pl>
CC:	netdev@...r.kernel.org, David Miller <davem@...emloft.net>
Subject: Re: [PATCH] igmp: spin_lock_bh in timer (Re: BUG: soft lockup detected
 on CPU#0!)

Jarek Poplawski wrote:
> On Fri, Dec 22, 2006 at 08:13:08AM +0100, Jarek Poplawski wrote:
>> On 20-12-2006 03:13, Ben Greear wrote:
>>> This is from 2.6.18.2 kernel with my patch set.  The MAC-VLANs are in 
>>> active use.
>>>  From the backtrace, I am thinking this might be a generic problem, 
>>> however.
>>>
>>> Any ideas about what this could be?  It seems to be reproducible every 
>>> day or
> ...
>> If it doesn't help, I hope lockdep will be more
>> precise when you'll upgrade to 2.6.19 or higher.
> 
> ... or when you enable lockdep in 2.6.18 (I've
> forgotten it's there alredy!).

I thought I had it enabled, but perhaps I do not.  I'll double check that
as soon as I'm back in the office after Christmas vacation.

Thanks for looking at this!

Ben

> 
> Jarek P.


-- 
Ben Greear <greearb@...delatech.com>
Candela Technologies Inc  http://www.candelatech.com

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