From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Andre Noll <maan@systemlinux.org>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org, andrea@suse.de,
riel@redhat.com
Subject: Re: 2.6.18: Kernel BUG at mm/rmap.c:522
Date: Wed, 04 Oct 2006 17:49:00 +0200 [thread overview]
Message-ID: <1159976940.27331.0.camel@twins> (raw)
In-Reply-To: <20061004154227.GD22487@skl-net.de>
On Wed, 2006-10-04 at 17:42 +0200, Andre Noll wrote:
> On 23:59, Nick Piggin wrote:
>
> > Ah, this old thing. I hope it is repeatable?
>
> Well, it happened on both of the new machines we got last week. One
> of these is still up BTW and I'm able to ssh into it.
>
> > What we really want is the bit before this, the "Eeek! page_mapcount went
> > negative" part.
>
> There's no such message in the log. The preceeding lines are just normal
> startup messages:
>
> Adding 16779852k swap on /dev/sda1. Priority:42 extents:1 across:16779852k
> Adding 16779852k swap on /dev/sdb1. Priority:42 extents:1 across:16779852k
> process `syslogd' is using obsolete setsockopt SO_BSDCOMPAT
>
> > It is also nice if we can work out where the page actually came from. The
> > following attached patch should help out a bit with that, if you could
> > run with it?
>
> Okay. I'll reboot with your patch and let you know if it crashes again.
enable CONFIG_DEBUG_VM to get that.
WARNING: multiple messages have this Message-ID (diff)
From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Andre Noll <maan@systemlinux.org>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org, andrea@suse.de,
riel@redhat.com
Subject: Re: 2.6.18: Kernel BUG at mm/rmap.c:522
Date: Wed, 04 Oct 2006 17:49:00 +0200 [thread overview]
Message-ID: <1159976940.27331.0.camel@twins> (raw)
In-Reply-To: <20061004154227.GD22487@skl-net.de>
On Wed, 2006-10-04 at 17:42 +0200, Andre Noll wrote:
> On 23:59, Nick Piggin wrote:
>
> > Ah, this old thing. I hope it is repeatable?
>
> Well, it happened on both of the new machines we got last week. One
> of these is still up BTW and I'm able to ssh into it.
>
> > What we really want is the bit before this, the "Eeek! page_mapcount went
> > negative" part.
>
> There's no such message in the log. The preceeding lines are just normal
> startup messages:
>
> Adding 16779852k swap on /dev/sda1. Priority:42 extents:1 across:16779852k
> Adding 16779852k swap on /dev/sdb1. Priority:42 extents:1 across:16779852k
> process `syslogd' is using obsolete setsockopt SO_BSDCOMPAT
>
> > It is also nice if we can work out where the page actually came from. The
> > following attached patch should help out a bit with that, if you could
> > run with it?
>
> Okay. I'll reboot with your patch and let you know if it crashes again.
enable CONFIG_DEBUG_VM to get that.
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next prev parent reply other threads:[~2006-10-04 15:57 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-04 10:40 2.6.18: Kernel BUG at mm/rmap.c:522 Andre Noll
2006-10-04 13:59 ` Nick Piggin
2006-10-04 15:42 ` Andre Noll
2006-10-04 15:49 ` Peter Zijlstra [this message]
2006-10-04 15:49 ` Peter Zijlstra
2006-10-04 16:12 ` Andre Noll
2006-10-04 20:39 ` Dave Jones
2006-10-04 20:39 ` Dave Jones
2006-10-05 6:28 ` Nick Piggin
2006-10-05 6:28 ` Nick Piggin
-- strict thread matches above, loose matches on Subject: below --
2006-10-11 16:07 Michael Harris
2006-10-12 7:00 ` Andrew Morton
2006-10-12 7:28 ` Dave Jones
2006-10-12 8:16 ` Nick Piggin
2006-10-12 14:19 ` Michael Harris
2006-10-12 17:42 ` Nick Piggin
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