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=-8.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 095A5C43461 for ; Thu, 17 Sep 2020 15:26:47 +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 646DF21D90 for ; Thu, 17 Sep 2020 15:26:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="ydfwuAcO" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 646DF21D90 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de 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:In-Reply-To:MIME-Version:References:Message-ID: Subject:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=DEooU7qtEcL0i8icvZUUxqvRQ5/gru6cEuV3yiKLsdU=; b=ydfwuAcOQHnSvecJ0hA47ok21 fra+ekL6zfVcBaX7/lBvGQFMznMR7ciojK2ceH6nWgrJrbNER6AVFLKYd8JoQMw6WKjEBbqP8Kp9v 2hMjXG33ZGM0b4VOENuSqFvgmZ0Pkp8X2ZTkm+rWRVznVEukXD6TbtRET5HBXNh2CkicMtAs/bNOT mG1QmK9mb0FVRE9tnmQasFTdfcusvB7Xz+avKxHtKQMkR8pfXllBBRpyqSsVs24VPXO0VTih1B3U3 bRE6R6NYItEvlwEMOeV7B0WOVIXi8CrKez1ZID1Y9VdkrQy2EewUMkCz4aUpB2XX5vma8a8q9UAWL 7fgANVTzQ==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kIvo3-0004mj-HO; Thu, 17 Sep 2020 15:26:43 +0000 Received: from verein.lst.de ([213.95.11.211]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kIvnz-0004lK-Tr for linux-nvme@lists.infradead.org; Thu, 17 Sep 2020 15:26:41 +0000 Received: by verein.lst.de (Postfix, from userid 2407) id 928576736F; Thu, 17 Sep 2020 17:26:34 +0200 (CEST) Date: Thu, 17 Sep 2020 17:26:33 +0200 From: Christoph Hellwig To: Tong Zhang Subject: Re: [PATCH] nvme: fix use-after-free during booting Message-ID: <20200917152633.GA521@lst.de> References: <20200916153605.5253-1-ztong0001@gmail.com> <20200917082651.GA4595@lst.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.17 (2007-11-01) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200917_112640_095697_5DDE2B1C X-CRM114-Status: GOOD ( 11.19 ) 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: Sagi Grimberg , linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org, Jens Axboe , Keith Busch , Christoph Hellwig 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 On Thu, Sep 17, 2020 at 11:24:59AM -0400, Tong Zhang wrote: > Hmm.. OK. Any suggestions on how to fix this? Yes, we'll need to make sure the block layer doesn't double put for a not fully setup disk/queue. It has been on my todo list for a while, I'll plan to get back to in the next days. _______________________________________________ Linux-nvme mailing list Linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme