linux-kernel - Re: FDTI-SIO: kernel-oops after resume

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Message-ID: <20090610082417.GA32313@novabasedigitaltv.de>
Date:	Wed, 10 Jun 2009 10:24:17 +0200
From:	Martin Zwickel <martin.zwickel@...abasedigitaltv.de>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Martin Zwickel <martin.zwickel@...abasedigitaltv.de>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Alan Stern <stern@...land.harvard.edu>,
	"linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>
Subject: Re: FDTI-SIO: kernel-oops after resume

On Wed, Jun 10, 2009 at 08:50:18AM +0100, <Andrew Morton> bubbled:
> On Tue, 9 Jun 2009 08:39:48 +0200 Martin Zwickel <martin.zwickel@...abasedigitaltv.de> wrote:
> 
> > My kernel runs with SMP and HIGHMEM if it matters:
> > Linux tt-business 2.6.29.4 #3 SMP PREEMPT Fri Jun 5 00:03:39 WEST 2009 i686 Intel(R) Core(TM)2 Duo CPU T7300 @ 2.00GHz GenuineIntel GNU/Linux
> > 
> 
> The oops is very very similar to the one which Daniel Mack reported,
> and which was fixed by
> 
> commit c16199fcd341f10147eb2e29a60aed41ceca55b4
> Author: Alan Stern <stern@...land.harvard.edu>
> Date:   Thu Apr 30 10:06:19 2009 -0400
> 
>     usb-serial: ftdi_sio: fix reference counting of ftdi_private
> 
> but your 2.6.29.4 contained that fix, so it seems that we still have a
> problem here?

Could be, or I'm doing something wrong.

I will clean the kernel, rebuild 2.6.29.4, reboot, try to crash it and
let you know.
If I should try some patches, please let me know.

Best regards and thanks,
     Martin

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