netdev - Re: Occational lockups during boot with post 2.6.22 kernels

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <469E2AAB.2010408@redhat.com>
Date:	Wed, 18 Jul 2007 10:58:51 -0400
From:	Chuck Ebbert <cebbert@...hat.com>
To:	Peter Osterlund <petero2@...ia.com>
CC:	linux-kernel@...r.kernel.org, Bcm43xx-dev@...ts.berlios.de,
	"John W. Linville" <linville@...driver.com>,
	Netdev <netdev@...r.kernel.org>
Subject: Re: Occational lockups during boot with post 2.6.22 kernels

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.
-
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html