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=-7.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 D6F98C4743C for ; Mon, 21 Jun 2021 17:07:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BC5A260FDB for ; Mon, 21 Jun 2021 17:07:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230384AbhFURJw (ORCPT ); Mon, 21 Jun 2021 13:09:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38104 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231238AbhFURJj (ORCPT ); Mon, 21 Jun 2021 13:09:39 -0400 Received: from mail-ed1-x533.google.com (mail-ed1-x533.google.com [IPv6:2a00:1450:4864:20::533]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A5CFFC0611C0 for ; Mon, 21 Jun 2021 10:02:08 -0700 (PDT) Received: by mail-ed1-x533.google.com with SMTP id h2so6422881edt.3 for ; Mon, 21 Jun 2021 10:02:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rasmusvillemoes.dk; s=google; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=fEkt1RTgjJoQzSaXpZ5N7EbzxOXfbeQ1+X3vmk+Uv5k=; b=RX0iHxjS4EwhBvgBacDGB0dBGO6saiSFQcbZCbuySz+rX9TBzFjE/kzRqvEiAi84QL bjvSdgaj4ZuGqylu0HB+PSn5P+BAKKkWW0YWTfsONKZ1nTYCpmABdFLRiNFG7aajD16d 19vboB8hQkPSokTH5qywB/hbeY6Blb1PT8Mrc= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=fEkt1RTgjJoQzSaXpZ5N7EbzxOXfbeQ1+X3vmk+Uv5k=; b=q+TMemmegLWw1S7UYOOqx5kTFDw2wDdkluQieEmjSIt1Fdjzm3ZfD5cA9QlC+Z4HC9 zCFpoQjn3oB6J/CQnu4S7OrzaImz5sqivQY+iHPez99ByvMrG84GWV2craw3Eo6SqTsg zct5hg7K5F8NEErTSpjqWR5AE2QdOyDKmxGYbYzQUKNMa6Mxdl1qnYaCbsNMsN1UvLqW sR8OmmIhcqhGZadncwUyJNvsreK2x3z91NRAa9CQ2/+ZmsHs0ovyb36vk37W5pW3G884 SrmBgPCLFZWxDUyoK/ktsQmnUHPEtJi9u+Pr6KXoZWYZiiPYkCYSy9FKeO7cXcpZjdrE /Big== X-Gm-Message-State: AOAM531UT4DNZbPrNJ9EvnQA1M2SOvgbjY+9FFhNJdDAL8TKTmfOq0sI u6N43d4kNoSDGTAJXXz0lCPtcg== X-Google-Smtp-Source: ABdhPJzuTySLBi0/GaCsYtsEYHojyNxIfwMjF8zLOWxnMY4egBBSgE63Bu2rWZoWTRJ2qvNiH+IS6w== X-Received: by 2002:a05:6402:440c:: with SMTP id y12mr22975123eda.208.1624294927298; Mon, 21 Jun 2021 10:02:07 -0700 (PDT) Received: from [192.168.1.149] ([80.208.64.110]) by smtp.gmail.com with ESMTPSA id e6sm4976293ejm.35.2021.06.21.10.02.06 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 21 Jun 2021 10:02:06 -0700 (PDT) Subject: Re: [init/initramfs.c] e7cb072eb9: invoked_oom-killer:gfp_mask=0x To: Oliver Sang Cc: Linus Torvalds , Luis Chamberlain , Jessica Yu , Borislav Petkov , Jonathan Corbet , Greg Kroah-Hartman , Nick Desaulniers , Takashi Iwai , Andrew Morton , LKML , lkp@lists.01.org, lkp@intel.com References: <20210607144419.GA23706@xsang-OptiPlex-9020> <20210611084817.GB26476@xsang-OptiPlex-9020> From: Rasmus Villemoes Message-ID: Date: Mon, 21 Jun 2021 19:02:05 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1 MIME-Version: 1.0 In-Reply-To: <20210611084817.GB26476@xsang-OptiPlex-9020> Content-Type: text/plain; charset=windows-1252 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/06/2021 10.48, Oliver Sang wrote: >>> To reproduce: >>> >>> # build kernel >>> cd linux >>> cp config-5.12.0-11533-ge7cb072eb988 .config >>> make HOSTCC=gcc-9 CC=gcc-9 ARCH=i386 olddefconfig prepare modules_prepare bzImage modules >>> make HOSTCC=gcc-9 CC=gcc-9 ARCH=i386 INSTALL_MOD_PATH= modules_install >>> cd >>> find lib/ | cpio -o -H newc --quiet | gzip > modules.cgz Hm, when I do this with that exact commit, config, command lines and Ubuntu's idea of what gcc-9 is, I get a modules.cgz of 73MB, decompressing to 215MB. But in the two dmesg captures you've sent, there are lines [ 0.016519] RAMDISK: [mem 0x74c12000-0x7fffffff] [ 0.023424] RAMDISK: [mem 0x74c16000-0x7fffffff] corresponding to 189MB compressed. I'm wondering why there is the huge difference. Artificially inflating my modules.cgz to around the same size ("cp -r lib/modules lib/modules2; cp -r lib/modules lib/modules3;") doesn't help reproduce, unfortunately. Rasmus