From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752565AbcHHVDu (ORCPT ); Mon, 8 Aug 2016 17:03:50 -0400 Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:41345 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752161AbcHHVDc (ORCPT ); Mon, 8 Aug 2016 17:03:32 -0400 Subject: Re: [lkp] [dm flakey] 99f3c90d0d: WARNING: CPU: 20 PID: 1027 at fs/btrfs/extent-tree.c:2973 btrfs_run_delayed_refs+0x2c5/0x2f0 [btrfs] To: Linus Torvalds , kernel test robot , Josef Bacik , David Sterba References: <20160808080034.GA8581@yexl-desktop> CC: Mike Snitzer , Akira Hayakawa , LKML , LKP , linux-btrfs From: Chris Mason Message-ID: <652374b9-1457-0409-b5eb-b253efb7d5fd@fb.com> Date: Mon, 8 Aug 2016 17:02:13 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.2.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [2620:10d:c091:180::1:7999] X-ClientProxiedBy: BL2PR19CA0008.namprd19.prod.outlook.com (10.167.113.18) To MWHPR15MB1245.namprd15.prod.outlook.com (10.175.3.7) X-MS-Office365-Filtering-Correlation-Id: 1bc14bcd-b847-4986-2eb1-08d3bfcf499f X-Microsoft-Exchange-Diagnostics: 1;MWHPR15MB1245;2:i0xFtK5oIU99+FZNa+fIyJXv6SOcntthSaJQLtn+7Ww9InKwLIlz1U3zllxdi8JubSfdzwMwGiQXHcnUSegVm2jDZVb5V9quxP5DUtb7+TwFFsCO4GiLnh7ZqseBzgmd+N0E+z2UaS6yAxMOXjSWFYLxN45f/fGXm03IyQ2EmRcE2aPTRxdZ3dmvc6XkXDhd;3:DKqblu90MZzX7UkH94uOJ/aEIFOZNQAZYgrAcZ4H1qZm7bbDBVpRs5Gpyw6N93fS4ABl7OhrUZ2awsPizHwK2xVt6lpnrax/P0qPUvROG5kY/8ZDge5JT5xjpWGtlbgN X-Microsoft-Antispam: UriScan:;BCL:0;PCL:0;RULEID:;SRVR:MWHPR15MB1245; 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Yeah, this warning in btrfs is much too verbose. I've been meaning to toss it under a debugging conditional because it makes common hardware problems look like software problems. It also spams dmesg during xfstests. Thanks, I've been meaning to fix it up. -chris