From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751652AbeCMO5C (ORCPT ); Tue, 13 Mar 2018 10:57:02 -0400 Received: from esa1.hgst.iphmx.com ([68.232.141.245]:7434 "EHLO esa1.hgst.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751352AbeCMO47 (ORCPT ); Tue, 13 Mar 2018 10:56:59 -0400 X-IronPort-AV: E=Sophos;i="5.47,465,1515427200"; d="scan'208";a="176571297" From: Bart Van Assche To: "martin@lichtvoll.de" , "ming.lei@redhat.com" CC: "linux-kernel@vger.kernel.org" , "linux-block@vger.kernel.org" , "hdegoede@redhat.com" , "martin.petersen@oracle.com" , "linux-scsi@vger.kernel.org" , "regressions@leemhuis.info" , "tj@kernel.org" , "jejb@linux.vnet.ibm.com" Subject: Re: [Possible REGRESSION, 4.16-rc4] Error updating SMART data during runtime and could not connect to lvmetad at some boot attempts Thread-Topic: [Possible REGRESSION, 4.16-rc4] Error updating SMART data during runtime and could not connect to lvmetad at some boot attempts Thread-Index: AQHTusxi6QO7Xok2wUi2UJFBoytR86POOqAAgAAG0oA= Date: Tue, 13 Mar 2018 14:56:54 +0000 Message-ID: <1520953013.2638.2.camel@wdc.com> References: <27165802.vQ9JbjrmvU@merkaba> <2276139.2HCKFmVDEL@merkaba> <20180313143222.GA10883@ming.t460p> In-Reply-To: <20180313143222.GA10883@ming.t460p> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=Bart.VanAssche@wdc.com; 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x-microsoft-antispam-message-info: uMMP/EbJaLrkQNwrGFVKZO0vTt3A6i5zhlPMAM272B16zgU/kmF+iXaMxiG08cgGdOUDbKe3jPSB8njPhAmdmbDEzKHXH1wgK7FHkKq4qFMFQZemySlQy08PR7i6wLhztcym5z6h8YSDcu07Bg8el3L5VP2bI1tLvDitjvukIRlkHkItMA7QbNAZ5eWjJI80gEriklWFtyt7NkbJxrQWZ1t/3xgMj4fvlGrX9vQV9EKWPLSrt8cRvBflVqEMGEuNYQbs2AlRS+NDvcNbawb4r+qTcPEPcsqoFUP1a6bBZ+6NlJkRvfR75Pt1t88FOdHInEfAtguSXNYyq2m9EY0n9A== spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="utf-8" Content-ID: <1E181F7746399F40BF913AF4688A9890@namprd04.prod.outlook.com> MIME-Version: 1.0 X-OriginatorOrg: wdc.com X-MS-Exchange-CrossTenant-Network-Message-Id: 8e7c554c-d663-4d59-7cd1-08d588f2a9af X-MS-Exchange-CrossTenant-originalarrivaltime: 13 Mar 2018 14:56:55.0919 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: b61c8803-16f3-4c35-9b17-6f65f441df86 X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR04MB1169 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by mail.home.local id w2DEv8nT015751 On Tue, 2018-03-13 at 22:32 +0800, Ming Lei wrote: > On Tue, Mar 13, 2018 at 02:08:23PM +0100, Martin Steigerwald wrote: > > Ming and Bart, I added you to cc, cause I had to do with you about another > > blk-mq report, please feel free to adapt. > > Looks RIP points to scsi_times_out+0x17/0x1d0, maybe a SCSI regression? I think that it's much more likely that this is a block layer regression. See e.g. "[PATCH v2] blk-mq: Fix race between resetting the timer and completion handling" (https://www.mail-archive.com/linux-block@vger.kernel.org/msg18338.html). Bart.