Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752929AbdHJRjn (ORCPT ); Thu, 10 Aug 2017 13:39:43 -0400 Received: from esa4.hgst.iphmx.com ([216.71.154.42]:8636 "EHLO esa4.hgst.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752381AbdHJRjl (ORCPT ); Thu, 10 Aug 2017 13:39:41 -0400 X-IronPort-AV: E=Sophos;i="5.41,353,1498492800"; d="scan'208";a="41235786" From: Bart Van Assche To: "manday@openmail.cc" , "jejb@linux.vnet.ibm.com" , "martin.petersen@oracle.com" CC: "linux-scsi@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: Re: SCSI Oops: Unable to handle kernel NULL ptr dereference Thread-Topic: SCSI Oops: Unable to handle kernel NULL ptr dereference Thread-Index: AQHTEfwjnY5io70QhEW5dIzt1Oflcg== Date: Thu, 10 Aug 2017 17:38:53 +0000 Message-ID: References: <20170810170537.Horde.8CxBesYMH_QVGbAB7dui6vz@www.vfemail.net> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [63.163.107.100] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;BY1PR0401MB1530;20:kEUTES5q27r1nR13eHWM4MJxAGblnCiBxSj7vbw1kPr9m7JgIdYjtz622X52/tJGSqSHdq7mdlB68M2pZfneQDhpnsEBKYGS+gGd6AyzBHia4spZ6ZcJfW73jfxpX12dsIGce/l4fSknnIWw9P4G9/a8LkHfIfzjT+fqjsHJ13w= x-ms-exchange-antispam-srfa-diagnostics: SSOS; x-ms-office365-filtering-correlation-id: 097b4011-d4ab-4f33-fe9d-08d4e016ab6e x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:(300000500095)(300135000095)(300000501095)(300135300095)(22001)(300000502095)(300135100095)(2017030254152)(300000503095)(300135400095)(48565401081)(2017052603031)(201703131423075)(201703031133081)(201702281549075)(300000504095)(300135200095)(300000505095)(300135600095)(300000506095)(300135500095);SRVR:BY1PR0401MB1530; x-ms-traffictypediagnostic: BY1PR0401MB1530: authentication-results: spf=none (sender IP is ) smtp.mailfrom=Bart.VanAssche@wdc.com; wdcipoutbound: EOP-TRUE x-exchange-antispam-report-test: UriScan:(9452136761055)(278021516957215); x-microsoft-antispam-prvs: x-exchange-antispam-report-cfa-test: BCL:0;PCL:0;RULEID:(100000700101)(100105000095)(100000701101)(100105300095)(100000702101)(100105100095)(6040450)(601004)(2401047)(8121501046)(5005006)(93006095)(93001095)(10201501046)(3002001)(100000703101)(100105400095)(6055026)(6041248)(20161123562025)(201703131423075)(201702281528075)(201703061421075)(201703061406153)(20161123560025)(20161123558100)(20161123555025)(20161123564025)(6072148)(201708071742011)(100000704101)(100105200095)(100000705101)(100105500095);SRVR:BY1PR0401MB1530;BCL:0;PCL:0;RULEID:(100000800101)(100110000095)(100000801101)(100110300095)(100000802101)(100110100095)(100000803101)(100110400095)(100000804101)(100110200095)(100000805101)(100110500095);SRVR:BY1PR0401MB1530; x-forefront-prvs: 03950F25EC x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(6009001)(39410400002)(39860400002)(39400400002)(39840400002)(39850400002)(39450400003)(199003)(189002)(24454002)(6436002)(55016002)(77096006)(99286003)(54906002)(3280700002)(3660700001)(6306002)(8936002)(2906002)(33656002)(2201001)(6506006)(66066001)(478600001)(53546010)(6246003)(9686003)(72206003)(14454004)(53936002)(966005)(81166006)(8676002)(7736002)(81156014)(25786009)(305945005)(38730400002)(229853002)(74316002)(4326008)(5890100001)(2501003)(68736007)(7696004)(2900100001)(54356999)(189998001)(86362001)(101416001)(5660300001)(6116002)(97736004)(106356001)(3846002)(76176999)(105586002)(50986999)(102836003);DIR:OUT;SFP:1102;SCL:1;SRVR:BY1PR0401MB1530;H:BY1PR0401MB1532.namprd04.prod.outlook.com;FPR:;SPF:None;PTR:InfoNoRecords;A:1;MX:1;LANG:en; spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 X-OriginatorOrg: wdc.com X-MS-Exchange-CrossTenant-originalarrivaltime: 10 Aug 2017 17:38:53.3360 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: b61c8803-16f3-4c35-9b17-6f65f441df86 X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY1PR0401MB1530 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 quoted-printable to 8bit by nfs id v7AHdnwM032558 Content-Length: 759 Lines: 18 On 08/10/17 10:05, manday@openmail.cc wrote: > I'd like to report this rare panic I experienced today. I've been on > 4.12.3 since it was released and got this panic totally unexpected, > probably when terminating my WL compositor. I attach to this message a > capture of the screen. The problem occurred never before and never after > since, suggesting I will not be able to reproduce it easily. Perhaps it > means something to someone. > > Linux air 4.12.3 #4 SMP Fri Jul 28 12:07:06 CEST 2017 x86_64 Intel(R) > Core(TM)i5-6267U CPU @ 2.90GHz GenuineIntel GNU/Linux Hello Cedric, A fix for this bug is available in kernel v4.12.4. Please upgrade your kernel. See also https://www.mail-archive.com/linux-scsi@vger.kernel.org/msg64543.html. Bart.