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 X-Spam-Level: X-Spam-Status: No, score=-2.7 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_MUTT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 45B10C43219 for ; Tue, 30 Apr 2019 09:27:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 158D420835 for ; Tue, 30 Apr 2019 09:27:09 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="rmioHu8w" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726793AbfD3J1D (ORCPT ); Tue, 30 Apr 2019 05:27:03 -0400 Received: from userp2130.oracle.com ([156.151.31.86]:53356 "EHLO userp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725938AbfD3J1D (ORCPT ); Tue, 30 Apr 2019 05:27:03 -0400 Received: from pps.filterd (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x3U9NkoF001045; Tue, 30 Apr 2019 09:26:37 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=date : from : to : cc : subject : message-id : references : mime-version : content-type : in-reply-to; s=corp-2018-07-02; bh=lRccY/9PTB0SivUe58hPvmQhJIneVtvQmamNLiMyYXo=; b=rmioHu8wwvnnPfKWLqL2H0FfeCaD+l8ZqHxQjz3ts9vY+EgJPuXV9z+DhKYNdqE2CTRN N55ap6zKBVrPikY8f3B1zLLIId8A1YhS5rwZEb1WKaPvHQjPSW9foRiOWxmUXV0LOhHB OWkesZr5zk4lKZ5OHqsdZbWUXAiVOpo9yjH/T1ktX61mZgKN5OZx516GpOe2NDtb7gVp UnkVVJXbVDGQqWCtFkb+qJxC2Ssei/hk6+wwaDsTTAb7BqvZjj0+Yg5eRpx7+HqKWdGw 7t7RTauJPF+dPImPn5QYkeyvM5GsQKHPXllK1Y3d0TT5bqIqdPcg61JezyEvnCOwsk6s zg== Received: from aserp3020.oracle.com (aserp3020.oracle.com [141.146.126.70]) by userp2130.oracle.com with ESMTP id 2s5j5u02j4-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 30 Apr 2019 09:26:37 +0000 Received: from pps.filterd (aserp3020.oracle.com [127.0.0.1]) by aserp3020.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x3U9Ol3S006872; Tue, 30 Apr 2019 09:26:36 GMT Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by aserp3020.oracle.com with ESMTP id 2s4ew14swn-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 30 Apr 2019 09:26:36 +0000 Received: from abhmp0013.oracle.com (abhmp0013.oracle.com [141.146.116.19]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id x3U9QRYh027604; Tue, 30 Apr 2019 09:26:33 GMT Received: from kadam (/196.97.65.153) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 30 Apr 2019 02:26:27 -0700 Date: Tue, 30 Apr 2019 12:26:19 +0300 From: Dan Carpenter To: "David S. Miller" , Alexander Viro , Jens Axboe Cc: Amritha Nambiar , Willem de Bruijn , kernel-janitors@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, Peter Zijlstra Subject: Re: [PATCH v2 2/2] io_uring: Potential Oops in io_sq_offload_start() Message-ID: <20190430092619.GC2239@kadam> References: <20190404104527.GX4038@hirez.programming.kicks-ass.net> <20190408081513.GB15239@kadam> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190408081513.GB15239@kadam> User-Agent: Mutt/1.9.4 (2018-02-28) X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9242 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=846 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1904300062 X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9242 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=889 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1904300062 Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org The io_uring patches are slated for v5.7 so we should figure out a solution for this bug. regrds, dan carpenter