linux-kernel - Re: 2.6.19 file content corruption on ext3

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Message-ID: <45897ABA.3080304@seclark.us>
Date:	Wed, 20 Dec 2006 13:02:34 -0500
From:	Stephen Clark <Stephen.Clark@...lark.us>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
CC:	Linus Torvalds <torvalds@...l.org>,
	Nick Piggin <nickpiggin@...oo.com.au>,
	Andrew Morton <akpm@...l.org>, andrei.popa@...eo.ro,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Hugh Dickins <hugh@...itas.com>,
	Florian Weimer <fw@...eb.enyo.de>,
	Marc Haber <mh+linux-kernel@...schlus.de>,
	Martin Michlmayr <tbm@...ius.com>
Subject: Re: 2.6.19 file content corruption on ext3

Peter Zijlstra wrote:

>On Tue, 2006-12-19 at 10:59 -0800, Linus Torvalds wrote:
>  
>
>>On Tue, 19 Dec 2006, Linus Torvalds wrote:
>>    
>>
>>> here's a totally new tangent on this: it's possible that user code is 
>>>simply BUGGY. 
>>>      
>>>
>
>I'm sad to say this doesn't trigger :-(
>
>
>-
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>  
>
Hi all,

I ran it a number of times on 2.6.16-1.2115_FC4 and always got
 ./a.out | od -x
0000000 aaaa aaaa aaaa aaaa aaaa aaaa aaaa aaaa
0000020 aaaa aaaa 5555 5555 5555 5555 5555 5555
0000040 5555 5555 5555 5555

but running it on 2.6.19-rc5 I always get zeros in the middle.

Steve

-- 

"They that give up essential liberty to obtain temporary safety, 
deserve neither liberty nor safety."  (Ben Franklin)

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