linux-kernel - Re: 2.6.21-rc7-mm2 crash: Eeek! page_mapcount(page) went negative! (-1)

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Date:	Mon, 30 Apr 2007 23:32:50 +0200
From:	Tilman Schmidt <tilman@...p.cc>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	Nick Piggin <nickpiggin@...oo.com.au>,
	Hugh Dickins <hugh@...itas.com>,
	Greg Kroah-Hartman <gregkh@...e.de>
Subject: Re: 2.6.21-rc7-mm2 crash: Eeek! page_mapcount(page) went negative!
 (-1)

Am 30.04.2007 21:46 schrieb Andrew Morton:

>> 2.6.21-final is fine.
> 
> Sure, but what about 2.6.21-git3 (or, better, current -git)?

OIC. Sorry for being dense. Will check.

>>>  If that's OK then we need to pick through the difference between
>>> 2.6.21-rc7-mm2's driver tree and the patches which went into mainline.  And
>>> that's a pretty small set.
>> I'm not quite sure how to determine that difference. Can you just provide
>> me with a list of patches you'd like me to test?
> 
> Not really - everything's tangled up.  A bisection search on the
> 2.6.21-rc7-mm2 driver tree would be the best bet.

Ok. No prob. It'll just take a bit of time. (Compiling a kernel on
that machine takes about 4 hours.)

I'll be back. :-)

-- 
Tilman Schmidt                          E-Mail: tilman@...p.cc
Bonn, Germany
- Undetected errors are handled as if no error occurred. (IBM) -


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