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=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT autolearn=ham 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 D5DE3C43381 for ; Wed, 20 Feb 2019 03:13:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AA0B321738 for ; Wed, 20 Feb 2019 03:13:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728710AbfBTDN3 (ORCPT ); Tue, 19 Feb 2019 22:13:29 -0500 Received: from mx1.redhat.com ([209.132.183.28]:33678 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727085AbfBTDN3 (ORCPT ); Tue, 19 Feb 2019 22:13:29 -0500 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 9700B81F35; Wed, 20 Feb 2019 03:13:29 +0000 (UTC) Received: from ming.t460p (ovpn-8-26.pek2.redhat.com [10.72.8.26]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 4598D60BE8; Wed, 20 Feb 2019 03:13:22 +0000 (UTC) Date: Wed, 20 Feb 2019 11:13:18 +0800 From: Ming Lei To: Christoph Hellwig , linux-block@vger.kernel.org, linux-nvme@lists.infradead.org, Chaitanya Kulkarni , "Martin K. Petersen" , Bart Van Assche Subject: Re: Regression: NVMe: kernel BUG at lib/sg_pool.c:103! Message-ID: <20190220031317.GB17298@ming.t460p> References: <20190220031122.GA17298@ming.t460p> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190220031122.GA17298@ming.t460p> User-Agent: Mutt/1.9.1 (2017-09-22) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.25]); Wed, 20 Feb 2019 03:13:29 +0000 (UTC) Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On Wed, Feb 20, 2019 at 11:11:22AM +0800, Ming Lei wrote: > Hi, > > The kernel oops[1] is observed when the following commit is applied. > And the panic disappears after it is reverted. Forget to mention, it is triggered by running 'nvmeof-mp/002' of blktests. Thanks, Ming