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=-12.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 AF0EBC433DB for ; Thu, 14 Jan 2021 09:10:10 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 4D79023A01 for ; Thu, 14 Jan 2021 09:10:10 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4D79023A01 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com 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=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:To:From: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=lD7Dn3yG2iU7YALxwu2rRORlaAR1Mm+mXSvPZ2BehLE=; b=yBm9aPAtYu6V1JatoeweRq8jNk hgPFujF+rPlOdwfUJ+liGox5h0z7/eNC1JP+LFHTaC/zTh6rbXcCeOyUqyCYxaZ1pgcLSO+jKfemH WBg4kQn5qZK3bewSFGE2gqpTwEAyQNR9MVzlaxwDcAlv4yARBHABkdNA2zblAuwjjNORXG9nK6CBi nt7FJo7so0oUYf2Is/5ETjldZPsjXV9JpXRoSulV3jsxNBnUoPeEFs/iJzSYlpc0ciRaQey01EwC5 KHldgVA/3jnQeCYCrzhlMSWv5UVpNmUFi0OVY7wC0JU/4gDavpZlIATd5Tau+PbdHZwpPP+FlAnvC IwAkaagg==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kzydV-0002H3-Qn; Thu, 14 Jan 2021 09:09:45 +0000 Received: from szxga06-in.huawei.com ([45.249.212.32]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kzydS-0002Eq-6J for linux-nvme@lists.infradead.org; Thu, 14 Jan 2021 09:09:43 +0000 Received: from DGGEMS412-HUB.china.huawei.com (unknown [172.30.72.60]) by szxga06-in.huawei.com (SkyGuard) with ESMTP id 4DGdlf46V4zj6PL; Thu, 14 Jan 2021 17:08:46 +0800 (CST) Received: from huawei.com (10.29.88.127) by DGGEMS412-HUB.china.huawei.com (10.3.19.212) with Microsoft SMTP Server id 14.3.498.0; Thu, 14 Jan 2021 17:09:27 +0800 From: Chao Leng To: Subject: [PATCH v2 0/2] avoid request double completion for concurrent nvme_rdma(tcp)_timeout Date: Thu, 14 Jan 2021 17:09:24 +0800 Message-ID: <20210114090926.12109-1-lengchao@huawei.com> X-Mailer: git-send-email 2.16.4 MIME-Version: 1.0 X-Originating-IP: [10.29.88.127] X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210114_040942_639088_72C02372 X-CRM114-Status: UNSURE ( 5.95 ) X-CRM114-Notice: Please train this message. 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: kbusch@kernel.org, axboe@fb.com, hch@lst.de, lengchao@huawei.com, sagi@grimberg.me Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org Concurrent nvme_rdma(tcp)_timeout may cause: complete request before the qp is fully drained(the io work is completely canceled) may lead to a use-after-free condition. The patch sets fix it. Chao Leng (2): nvme-rdma: avoid request double completion for concurrent nvme_rdma_timeout nvme-tcp: avoid request double completion for concurrent nvme_tcp_timeout drivers/nvme/host/rdma.c | 15 +++++++++++---- drivers/nvme/host/tcp.c | 14 ++++++++++---- 2 files changed, 21 insertions(+), 8 deletions(-) -- 2.16.4 _______________________________________________ Linux-nvme mailing list Linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme