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From: Chuck Ebbert <cebbert@redhat.com>
To: Peter Osterlund <petero2@telia.com>
Cc: linux-kernel@vger.kernel.org, Bcm43xx-dev@lists.berlios.de,
	"John W. Linville" <linville@tuxdriver.com>,
	Netdev <netdev@vger.kernel.org>
Subject: Re: Occational lockups during boot with post 2.6.22 kernels
Date: Wed, 18 Jul 2007 10:58:51 -0400	[thread overview]
Message-ID: <469E2AAB.2010408@redhat.com> (raw)
In-Reply-To: <m3sl7mk1f1.fsf@telia.com>

On 07/17/2007 08:20 PM, Peter Osterlund wrote:
> Current -git kernels sometimes lock up on my computer during boot. I
> guess it happens about 10-20% of the time. I first saw this maybe a
> week ago, but never with kernels <= 2.6.22.
> 
> The last reported info on the console is that named is started.
> SysRq-T still works and reports the non-sleeping tasks below.
> 
> My guess is that wpa_supplicant and events/0 deadlock and later the
> named thread also hangs when it needs a deadlocked resource.
> 
> I'm using the bcm43xx driver.
>  
> No lockdep errors are reported before the lockup. Earlier during boot
> the kernel reports:
> 
>   Good, all 218 testcases passed! |

Try this, it should at least detect the problem:

http://lkml.org/lkml/2007/7/17/202
http://lkml.org/lkml/2007/7/17/204
http://lkml.org/lkml/2007/7/17/203

It's a known bug in wireless/80211, not sure when it will be fixed.

       reply	other threads:[~2007-07-18 14:59 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <m3sl7mk1f1.fsf@telia.com>
2007-07-18 14:58 ` Chuck Ebbert [this message]
     [not found]   ` <469E2AAB.2010408-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2007-07-18 15:51     ` Occational lockups during boot with post 2.6.22 kernels Johannes Berg

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