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=-2.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 49796C32771 for ; Wed, 15 Jan 2020 20:03:55 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 17F50222C3 for ; Wed, 15 Jan 2020 20:03:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="QO0DqkKQ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 17F50222C3 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=grimberg.me Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender:Content-Type: Content-Transfer-Encoding:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date:Message-ID:From: References:To:Subject:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=hL0IeaWHhqWkvzTf9uDgS6OiJF3LGIo6gC8h2hU7uYs=; b=QO0DqkKQ9sZVJJmkK7+cCS3q5 plgBo213rna10sJHd7IuEmzxMFP8Ih+pWiCa2JXhEuDwXILR7EA4UpiBiWK1OIa5bDhRtXQEOJOzS vpEop9Q0aMdVQC4cNv6FT05crwLXeO94cTDqsUa+jnAURiBnEU5wV2ST9qXE5Exus11GuPElQYSn+ MHvaqcF6KZfPo6KCfnTunIiWJ/fFskQX0a50EoWjlfvu081E6E3N5z9qp4Kvzq1kX3WcPUf9ugJCG KD4wvWF4yho6IOA+kqRnGy/bsXIplzgwJga6STrPGmcVLrHGhNFMk9MaUAvDQpVoLRZf5Yyp+OKrQ q95rSO+2w==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1irotM-0007Dv-1S; Wed, 15 Jan 2020 20:03:52 +0000 Received: from mail-wm1-f41.google.com ([209.85.128.41]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1irotA-00070D-3F for linux-nvme@lists.infradead.org; Wed, 15 Jan 2020 20:03:45 +0000 Received: by mail-wm1-f41.google.com with SMTP id d73so1333888wmd.1 for ; Wed, 15 Jan 2020 12:03:39 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=I8s1rB2CtoQTvKvPvHfEl3K+Z2A7MI2o0pt7J/YQMGo=; b=cZxA7RflAnYzQ1i3XkMw1NFM8EuGgyGFFdOpJ07l2IjAhIUmnToX2ynX4xHsd69f2Z rJyG47Xfz9fDLkQxKK20ZfdJsN3wzJQ9J6GH1mtlXIhP3tFZIs1g5fCkAPpX3snBwN4P aDXWRX5A3tSbQzAthB1C2lyfv5HWengeaIEwcm/2eF+I37NwbsqWrsiNTVA+uZB74y/n paBkiebpDvwdmuJWojRpruQyIdABAD2t8q30tc+hUMlzallneBgSfdDBRv6Ecnyr+Pcd 2o/GquGc2d6FOQYHMkphW6zpRtwbXkP2/J1W9uE6+50XsWer6PZWkT9uULLXh8iG6mvl eYDw== X-Gm-Message-State: APjAAAW+AzgXYCbrr4VPas7qVS+2Eylopb99BeFisPNhrUbArVpQs+jR ZJ1KGSug3n7EcBfsej57t/IMJOzj X-Google-Smtp-Source: APXvYqwCRf0MBKfZEH/gwi6V7HK5639VUdSeruAKO9VnS1bM5Iu6jEeanLt6cVDsCavHE996gBINQQ== X-Received: by 2002:a1c:2355:: with SMTP id j82mr1769126wmj.135.1579118617703; Wed, 15 Jan 2020 12:03:37 -0800 (PST) Received: from ?IPv6:2600:1700:65a0:78e0:514:7862:1503:8e4d? ([2600:1700:65a0:78e0:514:7862:1503:8e4d]) by smtp.gmail.com with ESMTPSA id v8sm24934525wrw.2.2020.01.15.12.03.36 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 15 Jan 2020 12:03:37 -0800 (PST) Subject: Re: null pointer dereference in nvme_tcp_io_work To: Stefan Majer References: <20191226174733.GA513665@chuupie.wdl.wdc.com> From: Sagi Grimberg Message-ID: <27c302af-0a0e-2739-6f54-b09007d088e8@grimberg.me> Date: Wed, 15 Jan 2020 12:03:34 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200115_120340_145653_A78F579C X-CRM114-Status: GOOD ( 11.98 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Keith Busch , linux-nvme Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org > Hi, > > is there anything i can help with to further nail down the problem ? Hi Stephen, I cannot reproduce this issue with my environment (both host and target are VMs on my laptop, kernel 5.4.0 qemu version 3.1.0). Would it be possible to try and use kernel 5.4 for the sake of the test? _______________________________________________ linux-nvme mailing list linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme