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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3DE11C433FE for ; Thu, 29 Sep 2022 10:02:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234738AbiI2KC0 (ORCPT ); Thu, 29 Sep 2022 06:02:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37242 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234974AbiI2KCZ (ORCPT ); Thu, 29 Sep 2022 06:02:25 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 99A8913A07F for ; Thu, 29 Sep 2022 03:02:24 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 468C7B8237E for ; Thu, 29 Sep 2022 10:02:23 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 710A4C433D6; Thu, 29 Sep 2022 10:02:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1664445742; bh=7EhD1Kch5g16dRgsZdb+kYA++qX6gSqG61t5ZAvDOtw=; h=From:To:In-Reply-To:References:Subject:Date:From; b=GX1M80L9jSa11kvR7jVAFU0fRkVoWGdS3yr6o8EXA1rZZtH/LCTN6h3ZIqtdQKjnI lHA4JJwcitmb/z+9T8bvhQ/DpTfxbAhaRVpw6DPFQwfoATkuQPdgrSBKfZhkwwKhRh BczL75jmCuEWWapcjobc6Plxqtgk2tQzQesOk9QUqmpENpPRItZFFj10xUHows4Vxa RbV00kw1g/Kr1pRqKmoWY9TzzBN67thJPOvWuYrsanc33ip+0q47U1l0Z9Nza40LRl Qyt9ZBknMgS/dFUWeG+EeawtSQjlP9//ytvznFADcRRz6FOFbtTs3ubBMkyMqYhpNv VtLVk0tEgV5Tw== From: Leon Romanovsky To: Daisuke Matsuda , linux-rdma@vger.kernel.org, zyjzyj2000@gmail.com, Jason Gunthorpe , Leon Romanovsky In-Reply-To: <20220929080023.304242-1-matsuda-daisuke@fujitsu.com> References: <20220929080023.304242-1-matsuda-daisuke@fujitsu.com> Subject: Re: [PATCH] RDMA/rxe: Remove error/warning messages from packet receiver path Message-Id: <166444573771.614024.15980210460911680879.b4-ty@kernel.org> Date: Thu, 29 Sep 2022 13:02:17 +0300 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-Mailer: b4 0.11.0-dev-87e0e Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org On Thu, 29 Sep 2022 17:00:23 +0900, Daisuke Matsuda wrote: > Incoming packets to rxe are passed from UDP layer using an encapsulation > socket. If there are any clients reachable to a node, they can invoke the > encapsulation handler arbitrarily by sending malicious or irrelevant > packets. This can potentially cause a message overflow and a subsequent > slowdown on the node. > > > [...] Applied, thanks! [1/1] RDMA/rxe: Remove error/warning messages from packet receiver path https://git.kernel.org/rdma/rdma/c/8ad891ed435ba2 Best regards, -- Leon Romanovsky