From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-yh0-f53.google.com (mail-yh0-f53.google.com [209.85.213.53]) by kanga.kvack.org (Postfix) with ESMTP id 4DB056B006E for ; Thu, 8 Jan 2015 11:37:57 -0500 (EST) Received: by mail-yh0-f53.google.com with SMTP id i57so1688364yha.12 for ; Thu, 08 Jan 2015 08:37:57 -0800 (PST) Received: from mx1.redhat.com (mx1.redhat.com. [209.132.183.28]) by mx.google.com with ESMTPS id d5si7502868qam.110.2015.01.08.08.37.55 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 08 Jan 2015 08:37:56 -0800 (PST) Message-ID: <54AEB25E.9050205@redhat.com> Date: Thu, 08 Jan 2015 10:37:50 -0600 From: Mark Langsdorf MIME-Version: 1.0 Subject: Re: Linux 3.19-rc3 References: <54AE7D53.2020305@redhat.com> <20150108150850.GD5658@dhcp22.suse.cz> In-Reply-To: <20150108150850.GD5658@dhcp22.suse.cz> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Michal Hocko Cc: Linus Torvalds , Linux Kernel Mailing List , linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org, Joonsoo Kim , Marek Szyprowski On 01/08/2015 09:08 AM, Michal Hocko wrote: > [CCing linux-mm and CMA people] > [Full message here: > http://article.gmane.org/gmane.linux.ports.arm.kernel/383669] >> [ 1054.095277] DMA: 109*64kB (UR) 53*128kB (R) 8*256kB (R) 0*512kB 0*1024kB >> 0*2048kB 1*4096kB (R) 0*8192kB 0*16384kB 1*32768kB (R) 0*65536kB = 52672kB >> [ 1054.108621] Normal: 191*64kB (MR) 0*128kB 0*256kB 0*512kB 0*1024kB >> 0*2048kB 0*4096kB 0*8192kB 0*16384kB 0*32768kB 0*65536kB = 12224kB > [...] >> [ 1054.142545] Free swap = 6598400kB >> [ 1054.145928] Total swap = 8388544kB >> [ 1054.149317] 262112 pages RAM >> [ 1054.152180] 0 pages HighMem/MovableOnly >> [ 1054.155995] 18446744073709544361 pages reserved >> [ 1054.160505] 8192 pages cma reserved > > Besides underflow in the reserved pages accounting mentioned in other > email the free lists look strange as well. All free blocks with some memory > are marked as reserved. I would suspect something CMA related. I get the same failure with CMA turned off entirely. I assume that means CMA is not the culprit. --Mark Langsdorf -- 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