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Date: Wed, 04 Oct 2006 17:49:00 +0200 From: Peter Zijlstra <a.p.zijlstra@...llo.nl> To: Andre Noll <maan@...temlinux.org> Cc: Nick Piggin <nickpiggin@...oo.com.au>, linux-mm@...ck.org, linux-kernel@...r.kernel.org, andrea@...e.de, riel@...hat.com Subject: Re: 2.6.18: Kernel BUG at mm/rmap.c:522 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. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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