linux-kernel - Re: repeatable 2.6.39-rc6+ lockup on Via C3 system

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Message-ID: <4DC4755B.3010109@candelatech.com>
Date:	Fri, 06 May 2011 15:25:31 -0700
From:	Ben Greear <greearb@...delatech.com>
To:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: repeatable 2.6.39-rc6+ lockup on Via C3 system

On 05/06/2011 02:31 PM, Ben Greear wrote:
> I have a reproducible lockup on a Via C3 board (with kernel compiled for
> C3).
>
> This kernel has some wireless patches and the slub fix from a few days ago.
>
> Same kernel (compiled for P-II, SMP, pre-empt) works fine on an Atom
> system.
>
> Shortly after the login prompt I see this on serial console:
>
> BUG: spinlock lockup on CPU#0, net.hotplug/1899, f5a2c470
>
> I tried enabling lockdep and saw no splats.
>
> I'm not sure why there isn't more of a backtrace...

Nevermind..it printed out a stack trace the next time.

Bug is un-initialized spinlock in ath5k...I sent a patch to the wireless
mailing list...

Ben

>
> Thanks,
> Ben
>


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

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