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 23ED7C433EF for ; Thu, 19 May 2022 06:07:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234281AbiESGHV (ORCPT ); Thu, 19 May 2022 02:07:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37064 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233546AbiESGHU (ORCPT ); Thu, 19 May 2022 02:07:20 -0400 Received: from wp530.webpack.hosteurope.de (wp530.webpack.hosteurope.de [IPv6:2a01:488:42:1000:50ed:8234::]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3B34C814BB for ; Wed, 18 May 2022 23:07:18 -0700 (PDT) Received: from [2a02:8108:963f:de38:eca4:7d19:f9a2:22c5]; authenticated by wp530.webpack.hosteurope.de running ExIM with esmtpsa (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128) id 1nrZJb-00009g-Nz; Thu, 19 May 2022 08:07:15 +0200 Message-ID: <763a84db-d544-6468-cbaa-5c88f9bb3512@leemhuis.info> Date: Thu, 19 May 2022 08:07:15 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.9.0 Subject: Re: [regression] dpaa2: TSO offload on lx2160a causes fatal exception in interrupt Content-Language: en-US To: Jakub Kicinski , Ioana Ciornei Cc: "davem@davemloft.net" , "netdev@vger.kernel.org" References: <7ca81e6b-85fd-beff-1c2b-62c86c9352e9@leemhuis.info> <20220504080646.ypkpj7xc3rcgoocu@skbuf> <20220512094323.3a89915f@kernel.org> <20220518221226.3712626c@kernel.org> From: Thorsten Leemhuis In-Reply-To: <20220518221226.3712626c@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-bounce-key: webpack.hosteurope.de;regressions@leemhuis.info;1652940438;9c45c552; X-HE-SMSGID: 1nrZJb-00009g-Nz Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 19.05.22 07:12, Jakub Kicinski wrote: > On Thu, 12 May 2022 09:43:23 -0700 Jakub Kicinski wrote: >> On Wed, 4 May 2022 08:06:47 +0000 Ioana Ciornei wrote: >>>>> Mitigation: >>>>> ethtool -K ethX tso off >>>>> >>>>> [reply] [−] Comment 1 kernelbugs@63bit.net 2022-05-02 01:37:06 UTC >>>>> >>>>> I believe this is related to commit 3dc709e0cd47c602a8d1a6747f1a91e9737eeed3 >>>>> >>>> >>>> That commit is "dpaa2-eth: add support for software TSO". >>>> >>>> Could somebody take a look into this? Or was this discussed somewhere >>>> else already? Or even fixed? >>> >>> I will take a look at it, it wasn't discussed already. >> >> Hi! Any progress on this one? AFAICT this is a new bug in 5.18, would >> be great if we can close it in the next week or so, otherwise perhaps >> consider disabling TSO by default. maybe? > > ping? ICYMI: There was some activity in bugzilla nearly ten days ago and Ioana provided a patch, but seems that didn't help. I asked for a status update yesterday, but no reply yet: https://bugzilla.kernel.org/show_bug.cgi?id=215886 Ciao, Thorsten