linux-kernel - Re: oops on 2.6.19-rc6-mm2: deref of 0x28 at permission+0x7

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Message-ID: <Pine.LNX.4.64.0612111034480.1665@twin.jikos.cz>
Date:	Mon, 11 Dec 2006 10:35:51 +0100 (CET)
From:	Jiri Kosina <jikos@...os.cz>
To:	Neil Brown <neilb@...e.de>
cc:	Jiri Slaby <jirislaby@...il.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...l.org>, mingo@...hat.com,
	linux-raid@...r.kernel.org
Subject: Re: oops on 2.6.19-rc6-mm2: deref of 0x28 at permission+0x7

On Mon, 11 Dec 2006, Neil Brown wrote:

> > this nash thing is exactly the command which triggers a bit different 
> > oops in my case. On my side, the oops is fully reproducible. If you 
> > manage to make your case also reproducible, could you please try to 
> > revert md-change-lifetime-rules-for-md-devices.patch? This made the 
> > oops vanish in my case. I think Neil is working on it.
> Trying to work on it - not making a lot of progress.  I find it hard to 
> see how anything in md can cause the inode for a block-device file to 
> disappear... It is a bit of a long-shot, but this patch might change 
> things.  It changes the order in which things are de-allocated. Jiri and 
> Jiri: would either of both of you see if you can reproduce the bug with 
> this patch on 2.6.19-rc6-mm2 ???

Hi Neil,

sorry to say that, but it's still there after applying your patch.

-- 
Jiri Kosina
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