linux-kernel - Re: ext4 corruptions

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Message-ID: <4ACFB337.8040109@redhat.com>
Date:	Fri, 09 Oct 2009 17:03:35 -0500
From:	Eric Sandeen <sandeen@...hat.com>
To:	Jiri Kosina <jkosina@...e.cz>
CC:	Alexey Fisher <bug-track@...her-privat.net>,
	Kernel Testers List <kernel-testers@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-ext4@...r.kernel.org, "Theodore Ts'o" <tytso@....edu>,
	Andreas Dilger <adilger@....com>
Subject: Re: ext4 corruptions

Jiri Kosina wrote:
> [ adding some CCs so that this doesn't get lost in the lkml wilderness ]
> 
> On Fri, 9 Oct 2009, Alexey Fisher wrote:
> 
>> I have really bad ext4 corruptions, i needed to reinstall 3 of my test
>> systems.
>> The symptoms:
>> is use karmic beta for this with ubuntu supplied kernel 2.6.31 ... after
>> testing 2.6.32-rc[1-3] and booting again to 2.6.31 fsck will find some
>> bad things and will try to fix it. After this action is the system
>> unusable.
> 
> Does this happen also when you switch from vanilla 2.6.32-rcX to vanilla 
> 2.6.31, or only from vanilla 2.6.32-rcX to "Ubuntu 2.6.31"?
> 
>> Do any one had same problem? The is no sans to bisect it, after some
>> jumps between 2.6.31 and 2.6.32 the system will be broken.  Is it kernel
>> or fsck problem?
> 

Not sure if this is the same as
http://bugzilla.kernel.org/show_bug.cgi?id=14354 but it's similarly
lacking in useful info ;)

Please provide the fsck output, any kernel messages, etc ...

-Eric
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