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=-5.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 B9EAFC433E0 for ; Thu, 21 May 2020 20:53:24 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 6B58A20823 for ; Thu, 21 May 2020 20:53:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="TBv65LdW" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6B58A20823 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 022E480008; Thu, 21 May 2020 16:53:24 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id F165580007; Thu, 21 May 2020 16:53:23 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id E046D80008; Thu, 21 May 2020 16:53:23 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0131.hostedemail.com [216.40.44.131]) by kanga.kvack.org (Postfix) with ESMTP id C891E80007 for ; Thu, 21 May 2020 16:53:23 -0400 (EDT) Received: from smtpin06.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 87E0F4403 for ; Thu, 21 May 2020 20:53:23 +0000 (UTC) X-FDA: 76841926686.06.beef39_3aadb4e5f9a18 X-HE-Tag: beef39_3aadb4e5f9a18 X-Filterd-Recvd-Size: 4862 Received: from mail-lj1-f195.google.com (mail-lj1-f195.google.com [209.85.208.195]) by imf13.hostedemail.com (Postfix) with ESMTP for ; Thu, 21 May 2020 20:53:23 +0000 (UTC) Received: by mail-lj1-f195.google.com with SMTP id q2so9964654ljm.10 for ; Thu, 21 May 2020 13:53:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=+fLCJ2GM93cwoKTZdZ4WFD0IYvwQ9ZS8NpXP6kyN8Oc=; b=TBv65LdWvJKhGaaNuo9NEb78jnL9BrQAOtPhzoDfCosM1uH7i74IqGHCHmYGaJPdHz CWCviqP1kSYaAcJp76r0NmD2UjTYe3MeXRUjZ7Gfj0csgNWpJcH5xbzTOLaFtf8uT5+3 /uM6hI+J/Gq/ki4ylpSu3zLN9n1wTEPzv14fLIVPyhMmtfoFCL62Kx4yZeWDBbv/l5w1 K39JR/uyz8X+Y20+CXNOcXbl3HbDDa7fsDpPrOTRV9Q5SbBB3Jb/BXIJzdJ9gGDiZkj+ XTUH4ek9bRuZIljRPeGI/rG4e1ojQtcnYVTE/xIktlVknSWMIJfaLJsufV1okj576bpp EBuQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=+fLCJ2GM93cwoKTZdZ4WFD0IYvwQ9ZS8NpXP6kyN8Oc=; b=JTm6jSJO9N0wGYU9yDpMCbfiTJ4B2TWgAZ2FmHR4OYdgq8hSZ/iVzEZvTVPPgBrwZO QYgMNBKxD7eU35iagv7QFjpQWcfwqMtF5vS8sNYik6x3DUp5+N67s95XTFfxTHa1WA3W 2CeLK8HeUUDoEP3+UK6h8p3gwU+WnHLmXCeSMWeBVyDk1r04bFopv6eGBY1FPR3IGjep s2hpbnGlgYkjIp1fFyiixIp25UxKm5TApiLBRhTuxCoZWcmxAUET5K34yJ6Zc85STpeZ XI5NIwDa/sLKZxg8+L2zCUH23YzWf8o2XyD/o7JrxWcGzWV9uRMiaLNlAH+QtpttxdZ+ ZYzg== X-Gm-Message-State: AOAM533wGCsSbbygZpIsIAVk70QouofKYwaX8aKETPxn9utHIOl+PNT/ zBtN51bSoZubQUPhEMzdPAcOGPJ3Ynu64x/0qUnOMA== X-Google-Smtp-Source: ABdhPJyTC3xGMKlc4QlHWxkqxT2nu3F9ZLF51sSqylyADWoJHXSTsMzu0bqdTCQsW0drulE/TbXWWznw77y8lomSnQ4= X-Received: by 2002:a2e:9684:: with SMTP id q4mr3903462lji.431.1590094401526; Thu, 21 May 2020 13:53:21 -0700 (PDT) MIME-Version: 1.0 References: <20200501135806.4eebf0b92f84ab60bba3e1e7@linux-foundation.org> <20200519075213.GF32497@dhcp22.suse.cz> <20200519084535.GG32497@dhcp22.suse.cz> <20200520190906.GA558281@chrisdown.name> <20200521095515.GK6462@dhcp22.suse.cz> <20200521163450.GV6462@dhcp22.suse.cz> In-Reply-To: From: Naresh Kamboju Date: Fri, 22 May 2020 02:23:09 +0530 Message-ID: Subject: Re: mm: mkfs.ext4 invoked oom-killer on i386 - pagecache_get_page To: Yafang Shao , Michal Hocko , Chris Down Cc: Anders Roxell , "Linux F2FS DEV, Mailing List" , linux-ext4 , linux-block , Andrew Morton , open list , Linux-Next Mailing List , linux-mm , Arnd Bergmann , Andreas Dilger , Jaegeuk Kim , "Theodore Ts'o" , Chao Yu , Hugh Dickins , Andrea Arcangeli , Matthew Wilcox , Chao Yu , lkft-triage@lists.linaro.org, Johannes Weiner , Roman Gushchin , Cgroups Content-Type: text/plain; charset="UTF-8" X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: My apology ! As per the test results history this problem started happening from Bad : next-20200430 (still reproducible on next-20200519) Good : next-20200429 The git tree / tag used for testing is from linux next-20200430 tag and reverted following three patches and oom-killer problem fixed. Revert "mm, memcg: avoid stale protection values when cgroup is above protection" Revert "mm, memcg: decouple e{low,min} state mutations from protectinn checks" Revert "mm-memcg-decouple-elowmin-state-mutations-from-protection-checks-fix" Ref tree: https://github.com/roxell/linux/commits/my-next-20200430 Build images: https://builds.tuxbuild.com/whyTLI1O8s5HiILwpLTLtg/ Test log: https://lkft.validation.linaro.org/scheduler/job/1444321#L1164 - Naresh