linux-kernel - Re: 2.6.34-rc1 eat my photo SD card :-(

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Message-Id: <1194168583.10245.15.camel@rukbat>
Date:	Sun, 04 Nov 2007 10:29:43 +0100
From:	Romano Giannetti <romanol@...omillas.es>
To:	Pierre Ossman <drzeus-mmc@...eus.cx>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: 2.6.34-rc1 eat my photo SD card :-(

On Fri, 2007-11-02 at 18:28 +0100, Pierre Ossman wrote:
> On Thu, 01 Nov 2007 12:56:42 +0100
> Romano Giannetti <romanol@...omillas.es> wrote:
> 
> Data loss is never fun. I hope you didn't have anything important on the card.
> 

Well. A cousin-in-law marriage, would have been best not to lose it, but
I'll survive.

> > I have a flight waiting now, so I have put all the dmesgs and syslogs
> > over there:
> > 
> > http://www.dea.icai.upcomillas.es/romano/linux/info/2624-rc1-mmc/
> > 

Hmmm... the Uni server is down today. Darn.

> I'm afraid the logs are of little help. They are just filled with
> noise from the file system. You also seem to prove the FAT code to
> give an invalid pointer (the oops in the first dmesg).
> 

Ok, I suspected it.

> Can you reproduce this? To help you I need to see the errors given by
> the MMC layer. You should also try reproducing it without a tainted
> kernel (i.e. don't load ndiswrapper).

I have a spare 128M card I can use to try. The one that failed was a 2G
one. I will try to reproduce without tainting the kernel (unfortunately,
the Atheros chip I have is not supported by ath5k yet, and the choice is
between ndiswrapper or Vista.). Should I enable some debugging option
for the MMC layer?  

> Rgds
-- 
Sorry for the disclaimer --- ¡I cannot stop it!

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