From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from d01relay04.pok.ibm.com (d01relay04.pok.ibm.com [9.56.227.236]) by e1.ny.us.ibm.com (8.13.8/8.13.8) with ESMTP id l8DKsBTV008666 for ; Thu, 13 Sep 2007 16:54:11 -0400 Received: from d01av02.pok.ibm.com (d01av02.pok.ibm.com [9.56.224.216]) by d01relay04.pok.ibm.com (8.13.8/8.13.8/NCO v8.5) with ESMTP id l8DKsBou560538 for ; Thu, 13 Sep 2007 16:54:11 -0400 Received: from d01av02.pok.ibm.com (loopback [127.0.0.1]) by d01av02.pok.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id l8DKsA97001134 for ; Thu, 13 Sep 2007 16:54:10 -0400 Subject: Re: 2.6.23-rc4-mm1 memory controller BUG_ON() From: Dave Hansen In-Reply-To: <46E99BDE.9000602@linux.vnet.ibm.com> References: <1189712083.17236.1626.camel@localhost> <46E99BDE.9000602@linux.vnet.ibm.com> Content-Type: text/plain Date: Thu, 13 Sep 2007 13:54:09 -0700 Message-Id: <1189716849.17236.1712.camel@localhost> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: balbir@linux.vnet.ibm.com Cc: Balbir Singh , Andrew Morton , linux-mm List-ID: On Fri, 2007-09-14 at 01:51 +0530, Balbir Singh wrote: > Dave Hansen wrote: > > Looks like somebody is holding a lock while trying to do a > > mem_container_charge(), and the mem_container_charge() call is doing > an > > allocation. Naughty. > > > > I'm digging into it a bit more, but thought I'd report it, first. > > > > Hi, Dave, > > Thanks for reporting this. I sent out a patch to fix this problem > (suggested by Nick Piggin). The patch is available at > > http://lkml.org/lkml/2007/9/12/113 > > Could you try the patch and check if the problem goes away? Balbir and I had a chat about this on IRC. Those patches don't seem to fix it. But, I'm getting Balbir hooked up with the kvm instance that I ran this in along with my .config. -- Dave -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org