linux-kernel - Re: XFS Bug null pointer dereference in xfs_free_ag

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Message-ID: <20060731165522.K2280998@wobbly.melbourne.sgi.com>
Date:	Mon, 31 Jul 2006 16:55:22 +1000
From:	Nathan Scott <nathans@....com>
To:	kernel <linux@...center.cn>
Cc:	jdi@....org, linux-kernel@...r.kernel.org
Subject: Re: XFS Bug null pointer dereference in xfs_free_ag_extent

On Mon, Jul 31, 2006 at 02:21:10PM +0800, kernel wrote:
> Test again......very strange.
> I can easily reproduce it on the XFS with SAN(FLX380) connected with a 
> qlogic 2400 FC card.

Eggshellent... can you reproduce it with each of those changes
(below) backed out of your tree please?  Else, git bisect is our
next best bet.  Thanks!

> > Is this easily reproducible for you?  I've not seen it before, and
> > the only possibly related recent changes I can think of are these:
> >
> > http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e63a3690013a475746ad2cea998ebb534d825704
> >
> > http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d210a28cd851082cec9b282443f8cc0e6fc09830
> >
> > Could you try reverting each of those to see if either is the cause?

cheers.

-- 
Nathan
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