netdev - Re: [Bugme-new] [Bug 24472] New: Kernel panic

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Message-ID: <4CFFEB01.7040700@itcare.pl>
Date:	Wed, 08 Dec 2010 21:30:57 +0100
From:	Paweł Staszewski <pstaszewski@...are.pl>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	netdev@...r.kernel.org, Paul Mackerras <paulus@...ba.org>,
	bugzilla-daemon@...zilla.kernel.org,
	bugme-daemon@...zilla.kernel.org, pstaszewski@...com.pl
Subject: Re: [Bugme-new] [Bug 24472] New: Kernel panic - not syncing: Fatal
 Exception

W dniu 2010-12-08 21:22, Andrew Morton pisze:
> (switched to email.  Please respond via emailed reply-to-all, not via the
> bugzilla web interface).
>
> On Wed, 8 Dec 2010 20:14:45 GMT
> bugzilla-daemon@...zilla.kernel.org wrote:
>
>> https://bugzilla.kernel.org/show_bug.cgi?id=24472
>>
>>             Summary: Kernel panic - not syncing: Fatal Exception
>>             Product: Drivers
>>             Version: 2.5
>>      Kernel Version: 2.6.36.1
>>            Platform: All
>>          OS/Version: Linux
>>                Tree: Mainline
>>              Status: NEW
>>            Severity: normal
>>            Priority: P1
>>           Component: Network
>>          AssignedTo: drivers_network@...nel-bugs.osdl.org
>>          ReportedBy: pstaszewski@...com.pl
>>          Regression: No
>>
>>
>> Created an attachment (id=39332)
>>   -->  (https://bugzilla.kernel.org/attachment.cgi?id=39332)
>> Kernel Panic
>>
>> Hello i have problems with ppp driver and pppoe
>> I have random kernel panics
>>
>> In attached image is Call Trace from panic.
>>
>>
> ppp_unregister_channel() appears to be using a bad pointer.
> --

Yes.
I see kernel panics when connection is terminated - but this happend 
randomly
Sometimes to reproduce i need to connect->disconnect 50 - 60 times 
before kernel panic.



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