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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id DF1F5EC8738 for ; Thu, 7 Sep 2023 16:17:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=f+cQ2MfzLw1WADqz2zgRLT4sBwBSOkrxB3AhO4MOxPo=; b=rA7h4V/HESiqtRklxlSu64IvjC l6IErk3l6ppXnA/p9TXICEfeEaPDETDhzUayiII5sea18rfWy2c+ON46jMg144485MVCtf3MQCCl2 njAusDms0nj51BF5zQjY10TU61dZMND12iGqa53Ft9QU0bPT7cAzDnqdIZpMenQV/APOUjalgrjhP ohKeo7ZMnrqhyWoB0HlfSxcYZDcDnx5ZVVbn2T5g5OtmdpVhqNVpkW1qjJRcQxUtGQ3jZQcsANJpg SOUokttk9fpdIC68D9mlCPItUgwj4FY1uXld1xpvI2qksmetyzAEhEcmwxxZmZjtUMlG2PLOu6hGL NqScb5jQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qeHgz-00CNQL-0l; Thu, 07 Sep 2023 16:17:17 +0000 Received: from mail-qk1-x729.google.com ([2607:f8b0:4864:20::729]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qeHgv-00CNOM-35 for linux-nvme@lists.infradead.org; Thu, 07 Sep 2023 16:17:15 +0000 Received: by mail-qk1-x729.google.com with SMTP id af79cd13be357-76dbd877cd9so62760785a.0 for ; Thu, 07 Sep 2023 09:17:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ziepe.ca; s=google; t=1694103424; x=1694708224; darn=lists.infradead.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=f+cQ2MfzLw1WADqz2zgRLT4sBwBSOkrxB3AhO4MOxPo=; b=NE4XoDwn9ZDlIIpFAhaiC1Y9WYeO2vIkzaVmDR+mdUpycDyifuB8ClsKl3WaCgJbri B+1cU0MMbv/OvvLERubpQeNyYoyasY7oV/G+MA222Zch2PXdKOx0Lz27OwuvsaZ/exz5 nrtVmVFYX6AtqYRKKh43+0dQN7YtIcu46MdWTa3O8ZR78Bvu9rlNWoloNNXRdH7qMJJj H31PJ/+7UScX7Y8IWWzWt+o/fJqjPNLP5Ng/2pu0wpuytojqmLumYUpE6RC7eGOI2dwY APYbkbFMhIyvQwxrTI6A5SD0N4yVneKDT4ZbaL1hardZUrj5m8Skb5gv7xGewYBdc0Ug qZZA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1694103424; x=1694708224; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=f+cQ2MfzLw1WADqz2zgRLT4sBwBSOkrxB3AhO4MOxPo=; b=IbjHdKpllqxmlpxviw9Lht4CAAkQYoI25o3B331v/Ykf6NI4xTArdahQObBpdkHzwB nGcrbFP4FAOpy8i8Ny5rc2clqSoTEHPuZVeAY32A8g5WGoM9RwbdpekdqiDSY68Nls9Z vUrrRhpvsP+urXtrDWRjtL8XvRAw0EUPVgl2vAbskAJESlcDrNlU2dXZmq0VI9YTjkj0 J815mFIhQLiyXPo/Wlj7j2hrt9FtHjj1b2Cvdb37o/xhR9V3H/25BWHWsazvlfuAkFCT YptFdfzgHSwhj0/R3cB9r1G5CxDv2fsnxD3gBVXSk2AcyNaxBOkrJL0KcuWlvmLSDcJz /fJA== X-Gm-Message-State: AOJu0YwlOJ2fGlIn/WK3OCaKfNLY8Rwa++YuIqaGskQgMgCuMh2OrHdO OUC9/wDPfY+01lo2aZEnL58jTQ== X-Google-Smtp-Source: AGHT+IHrBIJuqPG+mbaM+AQrOoCznnafSoTdOsbWiZnoHco2OnVxn+u9eZ14RDvzB35AV4+gpVJ7lA== X-Received: by 2002:a05:620a:4511:b0:76c:9391:6922 with SMTP id t17-20020a05620a451100b0076c93916922mr27531022qkp.24.1694103424207; Thu, 07 Sep 2023 09:17:04 -0700 (PDT) Received: from ziepe.ca (hlfxns017vw-134-41-202-196.dhcp-dynamic.fibreop.ns.bellaliant.net. [134.41.202.196]) by smtp.gmail.com with ESMTPSA id d21-20020a05620a137500b0076ef004f659sm5915009qkl.1.2023.09.07.09.17.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 Sep 2023 09:17:03 -0700 (PDT) Received: from jgg by wakko with local (Exim 4.95) (envelope-from ) id 1qeHgk-00174a-Vp; Thu, 07 Sep 2023 13:17:02 -0300 Date: Thu, 7 Sep 2023 13:17:02 -0300 From: Jason Gunthorpe To: Yi Zhang Cc: Shinichiro Kawasaki , Daniel Wagner , Leon Romanovsky , "linux-rdma@vger.kernel.org" , "linux-nvme@lists.infradead.org" , Damien Le Moal Subject: Re: [PATCH v2] RDMA/cma: prevent rdma id destroy during cma_iw_handler Message-ID: References: <3x4kcccwy5s2yhni5t26brhgejj24kxyk7bnlabp5zw2js26eb@kjwyilm5d4wc> <20230613180747.GB12152@unreal> <3wxdjvmamxdk6s26q4hnxjazuajrp7xynfq7okywc2uzgcdqf4@ydiglvla3k3u> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230907_091713_995303_12D7ECBC X-CRM114-Status: UNSURE ( 7.76 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org On Thu, Sep 07, 2023 at 03:47:03PM +0800, Yi Zhang wrote: > Seems I reproduced this issue[3] when I run [1] on the latest > linux-block/for-next with kernel config[2]. https://lore.kernel.org/linux-rdma/13441b9b-cc13-f0e0-bd46-f14983dadd49@grimberg.me/ So far nobody has come with a solution Jason