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Re: Kernel BUG when running xfs_fsr with

To: Arto Jantunen <viiru@xxxxxxxxxx>
Subject: Re: Kernel BUG when running xfs_fsr with
From: Dave Chinner <david@xxxxxxxxxxxxx>
Date: Tue, 17 Aug 2010 08:09:41 +1000
Cc: xfs@xxxxxxxxxxx
In-reply-to: <878w47yn36.fsf@xxxxxxxxxxxx>
References: <878w47yn36.fsf@xxxxxxxxxxxx>
User-agent: Mutt/1.5.20 (2009-06-14)
On Mon, Aug 16, 2010 at 11:32:29AM +0300, Arto Jantunen wrote:
> Hi List,
> I had a kernel BUG yesterday when running xfs_fsr on my Debian Unstable
> laptop. The kernel is upstream I'm attaching the backtrace
> below. I haven't tried reproducing the problem yet and don't know if it is
> reproducible. I can try that, and test patches etc. if it is useful. Let me
> know if there is any other information I can provide to help with debugging.

It's not obvious what has gone wrong at all - I haven't seen
anything like this in all my recent testing, so it's something new.
The first oops implies the inode has not been joined to the
transaction, but from code inspection I cannot see how that can

What compiler did you use to build the kernel? can you reproduce the
problem at all?


Dave Chinner

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