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Re: 2.6.32-rc3 kernel BUG when unmounting quota offed xfs

To: Utako Kusaka <u-kusaka@xxxxxxxxxxxxx>
Subject: Re: 2.6.32-rc3 kernel BUG when unmounting quota offed xfs
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Sun, 11 Oct 2009 08:59:07 -0400
Cc: xfs <xfs@xxxxxxxxxxx>
In-reply-to: <4ACD8C9B.5090701@xxxxxxxxxxxxx>
References: <4ACD8C9B.5090701@xxxxxxxxxxxxx>
User-agent: Mutt/1.5.19 (2009-01-05)
On Thu, Oct 08, 2009 at 03:54:19PM +0900, Utako Kusaka wrote:
> Hi,
> 
> XFS file system segfaults in 2.6.32-rc3 and 2.6.31.2.
> This problem does not occur with 2.6.30-rc5.
> xfsprogs version is 3.0.3.
> 
> Testcase is:
> # mount -t xfs -o uquota /dev/sda7 mpnt2
> # xfs_quota -x -c off
> # umount /dev/sda7
> Segmentation fault

Thanks a lot Utako-san, I can reproduce the above testcase on latest
mainline.  I'll come back to you with a patch soon.

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