linux-kernel - Re: 3.4-rc7: BUG: Bad rss-counter state mm:ffff88040b56f800 idx:1 val:-59

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Message-ID: <4FC546B1.8050508@fold.natur.cuni.cz>
Date:	Tue, 29 May 2012 23:59:13 +0200
From:	Martin Mokrejs <mmokrejs@...d.natur.cuni.cz>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	Konstantin Khlebnikov <khlebnikov@...nvz.org>,
	Oleg Nesterov <oleg@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>,
	"markus@...ppelsdorf.de" <markus@...ppelsdorf.de>,
	"hughd@...gle.com" <hughd@...gle.com>,
	"kamezawa.hiroyu@...fujitsu.com" <kamezawa.hiroyu@...fujitsu.com>,
	Michal Hocko <mhocko@...e.cz>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>
Subject: Re: 3.4-rc7: BUG: Bad rss-counter state mm:ffff88040b56f800 idx:1
 val:-59

Andrew Morton wrote:
> On Wed, 30 May 2012 00:18:31 +0400
> Konstantin Khlebnikov <khlebnikov@...nvz.org> wrote:
> 
>> Oleg Nesterov wrote:
>>> On 05/22, Andrew Morton wrote:
>>>>
>>>> Also, I have a note here that Oleg was unhappy with the patch.  Oleg
>>>> happiness is important.  Has he cheered up yet?
>>>
>>> Well, yes, I do not really like this patch ;) Because I think there is
>>> a more simple/straightforward fix, see below. In my opinion it also
>>> makes the original code simpler.
>>>
>>> But. Obviously this is subjective, I can't prove my patch is "better",
>>> and I didn't try to test it.
>>>
>>> So I won't argue with Konstantin who dislikes my patch, although I
>>> would like to know the reason.
>>
>> I don't remember why I dislike your patch.
>> For now I can only say ACK )
> 
> We'll need a changelogged signed-off patch, please Oleg.  And some evidence
> that it was tested would be nice ;)

I will reboot in few hours, finally after few days ... I am running this first
patch. I will try to test the second/alternative patch more quickly. Sorry for
the delay.

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