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 89814C433EF for ; Fri, 6 May 2022 08:16:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1390008AbiEFITr (ORCPT ); Fri, 6 May 2022 04:19:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36490 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1390048AbiEFITi (ORCPT ); Fri, 6 May 2022 04:19:38 -0400 Received: from mail-yb1-xb35.google.com (mail-yb1-xb35.google.com [IPv6:2607:f8b0:4864:20::b35]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B02076352B for ; Fri, 6 May 2022 01:15:52 -0700 (PDT) Received: by mail-yb1-xb35.google.com with SMTP id m190so61518ybf.4 for ; Fri, 06 May 2022 01:15:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=8500E8Rxld5vc9dYZybFYeJrffHl6XGxHFSG1DGjm8s=; b=KkiGGGSLjep1WCk/ooDR5pFmX0A/xIFZN87VFDJyaTjni7Lfl5S3buUNmbgsRX34Ku uZFlkCUw2kpWP5WaabD+mw928GPtF4mpGkbVGkhrGSb6lf8IkYLk3V65dsWy1gM5tOGS vt6qCN+R7m5Y1lgd6Bd96quyOluVixMDuX/jeGPQ2qurB68WNp0VlbZE42XRnskuPFJ5 8UeRpfdY99YDUokSscSvEVY/kvCSXpClhnCxwjuDScxFM7n+AamLhcWOS8odsFDVrZQU VEd7n8Xht791ggDtmnzcJAkUD6EVVt/nzRK7zI8cacmnof72fnOqjVNdVa6tEyd5AnJp Bthg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=8500E8Rxld5vc9dYZybFYeJrffHl6XGxHFSG1DGjm8s=; b=2sILnL6Hm2csgbsWmBswGyapsnv0bk0m5Nli+pKtWEmWOdL4HB71c9msUrLufhisg3 iG/3k9eOenr+qkcX0y7Rsw1Rec0IuKu/newtbjEUfnhBNGFlBdalHlLatAYobwDV3lzk qkDlNKOwd1EIJv3H08D1rFafEQCiFeVkgibdDqS2Zypc3MJGKmH4W957PQ40gZ2CpUzR zdGXQK3ayBjVX5T/eFLoJWr8q7DH3EkUKJHJsPMlRcRb53ifeFKrs+3V9UGRiT62lr/c EiEoETOUTH7KApFpOfXSlbKDxsJP/yKjtoUDnvX08fKiD94hUI3/dEu/+sZE7efoWzTH 1dKA== X-Gm-Message-State: AOAM531Qenmyy0cIosir8RoJZ0Qu0wiKYmDe8gu37NixKoCLWNIEe4k0 fIE7kjVa3vTjLozJh3lQ6fk2tOmIkqm41CERzh0YGA== X-Google-Smtp-Source: ABdhPJy9rrYVGbPd5JwMJvqCG1oarxVuTcxnNidKGWecfEABTxKqkiQ3ibOUc4k4ZWG37qriREtNXRJQMEloqYiE8+0= X-Received: by 2002:a25:3157:0:b0:649:b216:bb4e with SMTP id x84-20020a253157000000b00649b216bb4emr1460369ybx.387.1651824951606; Fri, 06 May 2022 01:15:51 -0700 (PDT) MIME-Version: 1.0 References: <20220422201237.416238-1-eric.dumazet@gmail.com> <20220506064439.GC23061@xsang-OptiPlex-9020> In-Reply-To: <20220506064439.GC23061@xsang-OptiPlex-9020> From: Eric Dumazet Date: Fri, 6 May 2022 01:15:40 -0700 Message-ID: Subject: Re: [net] 72fd55c0db: invoked_oom-killer:gfp_mask=0x To: kernel test robot Cc: Eric Dumazet , 0day robot , LKML , lkp@lists.01.org, "David S . Miller" , Jakub Kicinski , Paolo Abeni , netdev Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, May 5, 2022 at 11:44 PM kernel test robot wrote: > > > > Greeting, > > FYI, we noticed the following commit (built with gcc-11): > > commit: 72fd55c0dbb1ad5ba283ca80abc9546702815a33 ("[PATCH v2 net-next] net: generalize skb freeing deferral to per-cpu lists") > url: https://github.com/intel-lab-lkp/linux/commits/Eric-Dumazet/net-generalize-skb-freeing-deferral-to-per-cpu-lists/20220423-060710 > base: https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git c78c5a660439d4d341a03b651541fda3ebe76160 > patch link: https://lore.kernel.org/netdev/20220422201237.416238-1-eric.dumazet@gmail.com > I think this commit had two follow up fixes. Make sure to test the tree after the fixes are included, otherwise this is adding unneeded noise. Thank you. commit f3412b3879b4f7c4313b186b03940d4791345534 Author: Eric Dumazet Date: Wed Apr 27 13:41:47 2022 -0700 net: make sure net_rx_action() calls skb_defer_free_flush() And: commit 783d108dd71d97e4cac5fe8ce70ca43ed7dc7bb7 Author: Eric Dumazet Date: Fri Apr 29 18:15:23 2022 -0700 tcp: drop skb dst in tcp_rcv_established() > in testcase: xfstests > version: xfstests-x86_64-46e1b83-1_20220414 > with following parameters: > > disk: 4HDD > fs: ext4 > fs2: smbv3 > test: generic-group-10 > ucode: 0xec > > test-description: xfstests is a regression test suite for xfs and other files ystems. > test-url: git://git.kernel.org/pub/scm/fs/xfs/xfstests-dev.git > > > on test machine: 8 threads Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz with 16G memory > > caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace): > > > > If you fix the issue, kindly add following tag > Reported-by: kernel test robot > > > > [ 80.428226][ T1836] Attempt to set a LOCK_MAND lock via flock(2). This support has been removed and the request ignored. > [ 80.739189][ T370] generic/207 0s > [ 80.739198][ T370] > [ 80.785302][ T1696] run fstests generic/208 at 2022-05-06 02:42:26 > [ 81.143444][ T1836] Attempt to set a LOCK_MAND lock via flock(2). This support has been removed and the request ignored. > [ 89.609627][ T58] kworker/u16:5 invoked oom-killer: gfp_mask=0xcd0(GFP_KERNEL|__GFP_RECLAIMABLE), order=0, oom_score_adj=0 > [ 89.620805][ T58] CPU: 0 PID: 58 Comm: kworker/u16:5 Not tainted 5.18.0-rc3-00568-g72fd55c0dbb1 #1 > [ 89.629899][ T58] Hardware name: HP HP Z240 SFF Workstation/802E, BIOS N51 Ver. 01.63 10/05/2017 > [ 89.638822][ T58] Workqueue: writeback wb_workfn (flush-8:16) > [ 89.644727][ T58] Call Trace: > [ 89.647863][ T58] > [ 89.650649][ T58] dump_stack_lvl (kbuild/src/consumer/lib/dump_stack.c:107 (discriminator 1)) > [ 89.654992][ T58] dump_header (kbuild/src/consumer/mm/oom_kill.c:73 kbuild/src/consumer/mm/oom_kill.c:461) > [ 89.659250][ T58] oom_kill_process.cold (kbuild/src/consumer/mm/oom_kill.c:979) > [ 89.664110][ T58] out_of_memory (kbuild/src/consumer/mm/oom_kill.c:1119 (discriminator 4)) > > > To reproduce: > > git clone https://github.com/intel/lkp-tests.git > cd lkp-tests > sudo bin/lkp install job.yaml # job file is attached in this email > bin/lkp split-job --compatible job.yaml # generate the yaml file for lkp run > sudo bin/lkp run generated-yaml-file > > # if come across any failure that blocks the test, > # please remove ~/.lkp and /lkp dir to run from a clean state. > > > > -- > 0-DAY CI Kernel Test Service > https://01.org/lkp > > From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============0688231434138254113==" MIME-Version: 1.0 From: Eric Dumazet To: lkp@lists.01.org Subject: Re: [net] 72fd55c0db: invoked_oom-killer:gfp_mask=0x Date: Fri, 06 May 2022 01:15:40 -0700 Message-ID: In-Reply-To: <20220506064439.GC23061@xsang-OptiPlex-9020> List-Id: --===============0688231434138254113== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable On Thu, May 5, 2022 at 11:44 PM kernel test robot = wrote: > > > > Greeting, > > FYI, we noticed the following commit (built with gcc-11): > > commit: 72fd55c0dbb1ad5ba283ca80abc9546702815a33 ("[PATCH v2 net-next] ne= t: generalize skb freeing deferral to per-cpu lists") > url: https://github.com/intel-lab-lkp/linux/commits/Eric-Dumazet/net-gene= ralize-skb-freeing-deferral-to-per-cpu-lists/20220423-060710 > base: https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git c78= c5a660439d4d341a03b651541fda3ebe76160 > patch link: https://lore.kernel.org/netdev/20220422201237.416238-1-eric.d= umazet(a)gmail.com > I think this commit had two follow up fixes. Make sure to test the tree after the fixes are included, otherwise this is adding unneeded noise. Thank you. commit f3412b3879b4f7c4313b186b03940d4791345534 Author: Eric Dumazet Date: Wed Apr 27 13:41:47 2022 -0700 net: make sure net_rx_action() calls skb_defer_free_flush() And: commit 783d108dd71d97e4cac5fe8ce70ca43ed7dc7bb7 Author: Eric Dumazet Date: Fri Apr 29 18:15:23 2022 -0700 tcp: drop skb dst in tcp_rcv_established() > in testcase: xfstests > version: xfstests-x86_64-46e1b83-1_20220414 > with following parameters: > > disk: 4HDD > fs: ext4 > fs2: smbv3 > test: generic-group-10 > ucode: 0xec > > test-description: xfstests is a regression test suite for xfs and other f= iles ystems. > test-url: git://git.kernel.org/pub/scm/fs/xfs/xfstests-dev.git > > > on test machine: 8 threads Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz with 1= 6G memory > > caused below changes (please refer to attached dmesg/kmsg for entire log/= backtrace): > > > > If you fix the issue, kindly add following tag > Reported-by: kernel test robot > > > > [ 80.428226][ T1836] Attempt to set a LOCK_MAND lock via flock(2). This= support has been removed and the request ignored. > [ 80.739189][ T370] generic/207 0s > [ 80.739198][ T370] > [ 80.785302][ T1696] run fstests generic/208 at 2022-05-06 02:42:26 > [ 81.143444][ T1836] Attempt to set a LOCK_MAND lock via flock(2). This= support has been removed and the request ignored. > [ 89.609627][ T58] kworker/u16:5 invoked oom-killer: gfp_mask=3D0xcd0= (GFP_KERNEL|__GFP_RECLAIMABLE), order=3D0, oom_score_adj=3D0 > [ 89.620805][ T58] CPU: 0 PID: 58 Comm: kworker/u16:5 Not tainted 5.1= 8.0-rc3-00568-g72fd55c0dbb1 #1 > [ 89.629899][ T58] Hardware name: HP HP Z240 SFF Workstation/802E, BI= OS N51 Ver. 01.63 10/05/2017 > [ 89.638822][ T58] Workqueue: writeback wb_workfn (flush-8:16) > [ 89.644727][ T58] Call Trace: > [ 89.647863][ T58] > [ 89.650649][ T58] dump_stack_lvl (kbuild/src/consumer/lib/dump_stack.c:1= 07 (discriminator 1)) > [ 89.654992][ T58] dump_header (kbuild/src/consumer/mm/oom_kill.c:73 kbui= ld/src/consumer/mm/oom_kill.c:461) > [ 89.659250][ T58] oom_kill_process.cold (kbuild/src/consumer/mm/oom_kill= .c:979) > [ 89.664110][ T58] out_of_memory (kbuild/src/consumer/mm/oom_kill.c:1119 = (discriminator 4)) > > > To reproduce: > > git clone https://github.com/intel/lkp-tests.git > cd lkp-tests > sudo bin/lkp install job.yaml # job file is attached in= this email > bin/lkp split-job --compatible job.yaml # generate the yaml file = for lkp run > sudo bin/lkp run generated-yaml-file > > # if come across any failure that blocks the test, > # please remove ~/.lkp and /lkp dir to run from a clean state. > > > > -- > 0-DAY CI Kernel Test Service > https://01.org/lkp > > --===============0688231434138254113==--