From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752962AbeDXRbv (ORCPT ); Tue, 24 Apr 2018 13:31:51 -0400 Received: from esa6.hgst.iphmx.com ([216.71.154.45]:60304 "EHLO esa6.hgst.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752914AbeDXRbp (ORCPT ); Tue, 24 Apr 2018 13:31:45 -0400 X-IronPort-AV: E=Sophos;i="5.49,324,1520870400"; d="scan'208";a="77315885" From: Bart Van Assche To: "pmenzel+linux-block@molgen.mpg.de" , "martin.petersen@oracle.com" , "axboe@kernel.dk" CC: "jejb@linux.vnet.ibm.com" , "regressions@leemhuis.info" , "linux-kernel@vger.kernel.org" , "linux-block@vger.kernel.org" , "linux-scsi@vger.kernel.org" Subject: Re: Regression 4.17-rc1: SSD doesn properly resume causing system hang (NULL pointer dereference) Thread-Topic: Regression 4.17-rc1: SSD doesn properly resume causing system hang (NULL pointer dereference) Thread-Index: AQHT2/Iaokzl6JZ9+0atRxesfkEEnA== Date: Tue, 24 Apr 2018 17:31:40 +0000 Message-ID: <14ff1ed06e36a372680872c227b5abe389c753da.camel@wdc.com> References: <59ca6556-11a6-4f77-76e7-d51c7175eb32@molgen.mpg.de> <67ffdf0050a04bf3615c3d8a3a90b0c9c2aeb1ad.camel@wdc.com> <2cc5f0fb-4caa-9c28-7daa-68993d5cb41a@molgen.mpg.de> In-Reply-To: <2cc5f0fb-4caa-9c28-7daa-68993d5cb41a@molgen.mpg.de> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [198.233.165.212] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;MWHPR04MB0577;7:qfWhtJCdPDjZVVT4hGQgP1a3i35o8rysup3brrm7oVgxoc4IosdKGHkSapMonbdn6oNGrknZ3fF8BmeD1bm5/nAriaxFDpaTETZPh+R64U6tX2w6ixX+PsuueWe/cDaU9c9uPnvOyESB/gYuOBfACHLg48dCA42lk3JUT7WUz1MxNWJtk/KHnK++qCmOPw1UZtJqq/4L8pLZxXa9CTW9v1xEqWJBd8EjmfDJSnIilrlma/rn4ZtbfnqxNKCn8lBk;20:cIcXxRRSEnwOrSjehP0NczmpMb3BcQlO2Bmz2Yck5ntpJgC9erx6IyFoZbqszk5ftA7kOlwYSahVWSQBudTu5Ucpg8koyDRuL9vmGYMsifjsUBCA/uK/nW0ZMZFlhyoAfpXDAIvx8CkyC45hZoYImuQ8FuZTw6BPbgEoEloS1Vw= x-ms-exchange-antispam-srfa-diagnostics: SOS; x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:(7020095)(4652020)(48565401081)(5600026)(4534165)(4627221)(201703031133081)(201702281549075)(2017052603328)(7153060)(7193020);SRVR:MWHPR04MB0577; x-ms-traffictypediagnostic: MWHPR04MB0577: authentication-results: spf=none (sender IP is ) smtp.mailfrom=Bart.VanAssche@wdc.com; wdcipoutbound: EOP-TRUE x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:; x-exchange-antispam-report-cfa-test: BCL:0;PCL:0;RULEID:(6040522)(2401047)(8121501046)(5005006)(10201501046)(3231232)(944501410)(52105095)(93006095)(93001095)(3002001)(6055026)(6041310)(201703131423095)(201702281528075)(20161123555045)(201703061421075)(201703061406153)(20161123564045)(20161123560045)(20161123562045)(20161123558120)(6072148)(201708071742011);SRVR:MWHPR04MB0577;BCL:0;PCL:0;RULEID:;SRVR:MWHPR04MB0577; x-forefront-prvs: 0652EA5565 x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(39860400002)(366004)(346002)(376002)(396003)(39380400002)(377424004)(199004)(189003)(72206003)(6116002)(86362001)(4326008)(3846002)(305945005)(316002)(99286004)(2616005)(14454004)(11346002)(3280700002)(5890100001)(5660300001)(486006)(36756003)(476003)(105586002)(25786009)(186003)(2501003)(2906002)(118296001)(446003)(5250100002)(7736002)(2900100001)(26005)(6486002)(3660700001)(68736007)(54906003)(97736004)(81166006)(81156014)(229853002)(8676002)(102836004)(478600001)(59450400001)(106356001)(110136005)(6506007)(53936002)(6512007)(6246003)(76176011)(8936002)(66066001)(6436002);DIR:OUT;SFP:1102;SCL:1;SRVR:MWHPR04MB0577;H:MWHPR04MB1198.namprd04.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;A:1;MX:1; x-microsoft-antispam-message-info: 0oYPJg/+ffEBTLnGn9nX6PJ85tljmnIkTF1NWET/puDiu02/21Q/dm6pGh8D70imGZ3QDS4uq80j4REo520nl+Y2qKiQBJ5JCjTYp5TzscaKRi8UwVsAIt0asyTuNe75PYsJNqr+UPkFKjpLIXiNqQgL4ad1pz99XKiv0dMgTySCW2BiDSXzzOwGhbq22SL/ spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="utf-8" Content-ID: <2E675AA673B99046A1D0CD4F22AD66AC@namprd04.prod.outlook.com> MIME-Version: 1.0 X-MS-Office365-Filtering-Correlation-Id: ea643d1d-148f-43a6-b4b2-08d5aa093da5 X-OriginatorOrg: wdc.com X-MS-Exchange-CrossTenant-Network-Message-Id: ea643d1d-148f-43a6-b4b2-08d5aa093da5 X-MS-Exchange-CrossTenant-originalarrivaltime: 24 Apr 2018 17:31:40.7084 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: b61c8803-16f3-4c35-9b17-6f65f441df86 X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR04MB0577 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 w3OHVvrL020113 On Tue, 2018-04-24 at 19:10 +0200, Paul Menzel wrote: > Please find the configuration file attached. The log only has > `initcall_debug no_console_suspend` added. What I was looking for in the .config is the following: CONFIG_SCSI_MQ_DEFAULT=y Can you also provide the disassembly output for blk_set_runtime_active, e.g. by loading vmlinux into gdb and by running the command "disas blk_set_runtime_active"? Thanks, Bart.