From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DCE3CC433EF for ; Wed, 20 Jul 2022 08:19:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237160AbiGTITh (ORCPT ); Wed, 20 Jul 2022 04:19:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60342 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232647AbiGTITg (ORCPT ); Wed, 20 Jul 2022 04:19:36 -0400 Received: from mx0a-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D4C4445F52; Wed, 20 Jul 2022 01:19:35 -0700 (PDT) Received: from pps.filterd (m0098419.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 26K7RJbV022970; Wed, 20 Jul 2022 08:19:35 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=message-id : date : mime-version : subject : to : cc : references : from : in-reply-to : content-type : content-transfer-encoding; s=pp1; bh=KOCwHeadE/oMbxq2JBe4TjRQ/Hb4D12jZplqoyY1WME=; b=Xjb7rXuuf/EkmIMlxjXol3/LNfEvwefHLVe1IQ14NOwdagTBFpcC4+jU8nqfIAeT3uyx Y+Nxj3/3LhfJ/YQPwdsNPW2YmtkrzqdUhDR/pbmVRFaC9FLQpztBfmM/91fskG53c++n 5UxU2WlTPVK5TxqXCGqUubDXY4ZsqNY69wW4KepITJEdwuFqZopBbUiUr1L3UqRnB3Tv iPZtOmuSaLt1et8d77YUcoeE3DHUTCHTmq7qDNxRDdeHQ2zzoYRzqxqnYnwQLXPL1FMM RULugGbFqr9gv9cVk3cmT1Cbtt/E9197ZrkjNTjSa/pY15877TeCNbgXbqfofTp+NjJX uw== Received: from pps.reinject (localhost [127.0.0.1]) by mx0b-001b2d01.pphosted.com (PPS) with ESMTPS id 3hedb49pm6-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 20 Jul 2022 08:19:34 +0000 Received: from m0098419.ppops.net (m0098419.ppops.net [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 26K7T8qt032256; Wed, 20 Jul 2022 08:19:34 GMT Received: from ppma01dal.us.ibm.com (83.d6.3fa9.ip4.static.sl-reverse.com [169.63.214.131]) by mx0b-001b2d01.pphosted.com (PPS) with ESMTPS id 3hedb49pks-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 20 Jul 2022 08:19:34 +0000 Received: from pps.filterd (ppma01dal.us.ibm.com [127.0.0.1]) by ppma01dal.us.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 26K86mPK020054; Wed, 20 Jul 2022 08:19:33 GMT Received: from b01cxnp22033.gho.pok.ibm.com (b01cxnp22033.gho.pok.ibm.com [9.57.198.23]) by ppma01dal.us.ibm.com with ESMTP id 3hbmy9pjy3-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 20 Jul 2022 08:19:33 +0000 Received: from b01ledav002.gho.pok.ibm.com (b01ledav002.gho.pok.ibm.com [9.57.199.107]) by b01cxnp22033.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 26K8JWCu23331314 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 20 Jul 2022 08:19:32 GMT Received: from b01ledav002.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 7B0C7124055; Wed, 20 Jul 2022 08:19:32 +0000 (GMT) Received: from b01ledav002.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 02C2A124054; Wed, 20 Jul 2022 08:19:29 +0000 (GMT) Received: from [9.43.112.189] (unknown [9.43.112.189]) by b01ledav002.gho.pok.ibm.com (Postfix) with ESMTP; Wed, 20 Jul 2022 08:19:29 +0000 (GMT) Message-ID: <59642c8d-adbf-cbfd-ffee-3f3b31613e05@linux.vnet.ibm.com> Date: Wed, 20 Jul 2022 13:49:25 +0530 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.8.0 Subject: Re: [linux-next] [5.19.0-rc1] kernel crashes while performing driver bind/unbind test with SLUB_DEBUG enabled Content-Language: en-US To: Ming Lei Cc: linux-block@vger.kernel.org, linux-scsi@vger.kernel.org, abdhalee@linux.vnet.ibm.com, mputtash@linux.vnet.com, sachinp@linux.vnet.com References: From: Tasmiya Nalatwad In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: C6Y7Nv445Ywi2oLmL8ylqw3RMu5xVhhm X-Proofpoint-ORIG-GUID: xJElMXN19Tba3c02ohfit4DIqeLtnkDu X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.883,Hydra:6.0.517,FMLib:17.11.122.1 definitions=2022-07-20_04,2022-07-19_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 bulkscore=0 lowpriorityscore=0 adultscore=0 spamscore=0 impostorscore=0 malwarescore=0 suspectscore=0 mlxlogscore=964 phishscore=0 priorityscore=1501 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2206140000 definitions=main-2207200033 Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Greetings, Sure I will verify, could you please provide me the code patch. On 7/13/22 18:41, Ming Lei wrote: > On Wed, Jul 13, 2022 at 03:49:05PM +0530, Tasmiya Nalatwad wrote: >> Greetings, >> >> While running plain bind/unbind test on scsi I had enabled slub_debug >> >> System has FC adapter with multipath enabled. >> >> Step 1 : Added slub_debug in /etc/default/grub saved the configuration and >> rebooted the machine. >> Step 2 : Performed normal driver bind/unbind test. > > Hello, > > Can you try the following patches and see if they are helpful? > > > Thanks, > Ming > -- Regards, Tasmiya Nalatwad IBM Linux Technology Center