netdev - 3.6: net circualr lockind dependence [was: 3.5 stable somewhere ?]

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>] [day] [month] [year] [list]

Message-ID: <506E94DE.6040507@suse.cz>
Date:	Fri, 05 Oct 2012 10:05:50 +0200
From:	Jiri Slaby <jslaby@...e.cz>
To:	Cristian Rodríguez <crrodriguez@...nsuse.org>
CC:	opensuse-kernel@...nsuse.org, ML netdev <netdev@...r.kernel.org>
Subject: 3.6: net circualr lockind dependence [was: 3.5 stable somewhere ?]

Adding netdev. (Cristian is seeing a circular locking dependence in 3.6.)

On 10/05/2012 02:48 AM, Cristian Rodríguez wrote:
> El jue 04 oct 2012 21:01:45 CLST, Cristian Rodríguez escribió:
>> El 04/10/12 17:02, Jiri Slaby escribió:
>>> On 10/04/2012 09:12 PM, Cristian Rodríguez wrote:
>>>> BTW.. here is the crash.. is just a matter of generating a little
>>>> load on apache2-event and something goes crazy.
>>>
>>> Is there a fix known? The traces below look pretty hopeless. Are they
>>> the first info printed? What's before them?
>>>
>>
>> Do You have any hints how to proceed here ? I have both compiled custom
>> kernels and used SUSE packages plus
>>
>> kernel.softlockup_panic = 1
>> kernel.unknown_nmi_panic = 1
>> kernel.panic_on_unrecovered_nmi = 1
>> vm.panic_on_oom = 1
>>
>>
>> and kdump in order to get a workable backtrace, with no avail, machine
>> hangs and the kernel dump is never written.
> 
> 
> With a debug kernel I get this at shutdown, but I am not sure it is 
> related at all.

Uploaded here:
http://www.fi.muni.cz/~xslaby/sklad/panics/lockdep1.png

-- 
js
suse labs
--
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