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=-3.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS 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 88FB9C4361B for ; Mon, 7 Dec 2020 09:45:59 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id ECC3F225A9 for ; Mon, 7 Dec 2020 09:45:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org ECC3F225A9 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ualberta.ca Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 547C58D0003; Mon, 7 Dec 2020 04:45:58 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 4CFBE8D0001; Mon, 7 Dec 2020 04:45:58 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 397478D0003; Mon, 7 Dec 2020 04:45:58 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0009.hostedemail.com [216.40.44.9]) by kanga.kvack.org (Postfix) with ESMTP id 2026B8D0001 for ; Mon, 7 Dec 2020 04:45:58 -0500 (EST) Received: from smtpin30.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id D824F8249980 for ; Mon, 7 Dec 2020 09:45:57 +0000 (UTC) X-FDA: 77566004754.30.maid58_3915ef8273dd Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin30.hostedemail.com (Postfix) with ESMTP id B7D20180B3C83 for ; Mon, 7 Dec 2020 09:45:57 +0000 (UTC) X-HE-Tag: maid58_3915ef8273dd X-Filterd-Recvd-Size: 6263 Received: from mail-lj1-f173.google.com (mail-lj1-f173.google.com [209.85.208.173]) by imf36.hostedemail.com (Postfix) with ESMTP for ; Mon, 7 Dec 2020 09:45:57 +0000 (UTC) Received: by mail-lj1-f173.google.com with SMTP id o24so14260321ljj.6 for ; Mon, 07 Dec 2020 01:45:56 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ualberta-ca.20150623.gappssmtp.com; s=20150623; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=mWYoIWxpCmo6KzJfX9qCa6VdZF/5eI5RLo1WskkrQDI=; b=Q67VzEcw9PbNd7YVqB6DDDpj5BLiNxYRqnrbEHsfE6l6CXGirfeSPT8Wq9Tbgp/76z N9B8ndaGSCVUgkrkAp8OD7xRGU1zOiPSPvEW1mjMNL9+lymJZ8qZrQBSPccD36UElrGO rPbjCXyQNXaEpb1ARQ2XnUNr10cTMKi3Y3YhtaZsCSyXhQrnKjww5ye4boX+d7LhrRS3 DGnMi9/PeJNi3rPkVAM1xa7hbPH3oobYuIyStFTKldVHEGZAmrssGpfFh4bVCfKI2ooo 5qdbgrUfoQOOlwFsr+UAVlWHpLTksdJpW0XKSba0KlE4AcYLH7EFW5ReLXX9VfWM7zg1 lYmQ== 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=mWYoIWxpCmo6KzJfX9qCa6VdZF/5eI5RLo1WskkrQDI=; b=VnU3Rx06cIlPgfgAgATOoG2BIQt0C6ZzfV5498eXnPsHIDug1GNSm7vy/QeNVZkKm/ tvDz8pg8K+28m8Hi2QRtZeC76s6YNojUCraLKD+5tP/+bQMeufmqVnj5TPNcry5p6LgN ja/49NYo56y40QPOHq4gfnuM5y4IjDJuRrQL7xDINNXls0HLL8YSTgtbG4WABrP606v4 s3LFVjbyzeAduf92GWrgt0BkRB6ynpXWjVbCe3OYXUEiTD9/j8spghoC7svCwB+MguaC BgMvgVLsHoph/VcbHB/O5ICYHEaHbSoqnzcGnB6XujbKi+1ciNpyZg2h9U9N8bNetJF+ GDtQ== X-Gm-Message-State: AOAM532XSqonOgoCYxiVlC9UEamJivG4DjtSzFclFf8enLwyULxzR/Jt A8YCo53+AzhfuYtxU4+Lhrs8Qx4VPaRIMbyZdYdWn779w4cqyQ== X-Google-Smtp-Source: ABdhPJxJmqbSWnTX2EnST6a9FR+p8aLo/rPoQUButCI/b345de7HSxXAmB4Q56WVheqifO3bRs2fRbPHpEfax+Ksr6U= X-Received: by 2002:a2e:7a0d:: with SMTP id v13mr8376643ljc.348.1607334355676; Mon, 07 Dec 2020 01:45:55 -0800 (PST) MIME-Version: 1.0 References: <56e933e4-a495-1497-eb48-b9b8f0da46d3@redhat.com> In-Reply-To: <56e933e4-a495-1497-eb48-b9b8f0da46d3@redhat.com> From: Elias Carter Date: Mon, 7 Dec 2020 01:45:39 -0800 Message-ID: Subject: Re: 5.10 RC 7: grub2 out of memory To: David Hildenbrand Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org Content-Type: text/plain; charset="UTF-8" X-Bogosity: Ham, tests=bogofilter, spamicity=0.000358, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: >What's the size difference between old vs. new kernel and old vs. new initrd? The new initrd is over twice as large as the old one, the kernels appear to be similar sizes: elias@elias-5600X:~$ ll -h /boot/ total 435M drwxr-xr-x 4 root root 4.0K Dec 7 01:31 ./ drwxr-xr-x 23 root root 4.0K Dec 6 23:15 ../ -rw-r--r-- 1 root root 160K Dec 7 01:31 config-5.10.0-rc7 -rw-r--r-- 1 root root 243K Dec 7 00:11 config-5.10.0-rc7.old -rw-r--r-- 1 root root 233K Apr 20 2020 config-5.4.0-26-generic -rw-r--r-- 1 root root 233K Nov 23 10:06 config-5.4.0-56-generic drwx------ 3 root root 4.0K Dec 31 1969 efi/ drwxr-xr-x 4 root root 4.0K Dec 7 01:31 grub/ lrwxrwxrwx 1 root root 27 Dec 7 00:01 initrd.img -> initrd.img-5.4.0-56-generic -rw-r--r-- 1 root root 206M Dec 7 01:31 initrd.img-5.10.0-rc7 -rw-r--r-- 1 root root 82M Dec 6 23:23 initrd.img-5.4.0-26-generic -rw-r--r-- 1 root root 82M Dec 7 00:01 initrd.img-5.4.0-56-generic lrwxrwxrwx 1 root root 21 Dec 7 00:01 initrd.img.old -> initrd.img-5.10.0-rc7 -rw-r--r-- 1 root root 5.3M Dec 7 01:31 System.map-5.10.0-rc7 -rw-r--r-- 1 root root 5.5M Dec 7 00:11 System.map-5.10.0-rc7.old -rw------- 1 root root 4.6M Apr 20 2020 System.map-5.4.0-26-generic -rw------- 1 root root 4.6M Nov 23 10:06 System.map-5.4.0-56-generic lrwxrwxrwx 1 root root 18 Dec 7 01:31 vmlinuz -> vmlinuz-5.10.0-rc7 -rw-r--r-- 1 root root 12M Dec 7 01:31 vmlinuz-5.10.0-rc7 -rw-r--r-- 1 root root 12M Dec 7 00:11 vmlinuz-5.10.0-rc7.old -rw-r--r-- 1 root root 12M Jun 24 11:59 vmlinuz-5.4.0-26-generic -rw------- 1 root root 12M Nov 23 10:10 vmlinuz-5.4.0-56-generic lrwxrwxrwx 1 root root 22 Dec 7 01:31 vmlinuz.old -> vmlinuz-5.10.0-rc7.old > Which distro/grub2 version etc are you running? Linux Mint 20 Cinnamon. elias@elias-5600X:~$ grub-install --version grub-install (GRUB) 2.04-1ubuntu26.7 Thanks, Elias On Mon, Dec 7, 2020 at 1:38 AM David Hildenbrand wrote: > > On 07.12.20 10:16, Elias Carter wrote: > > I just compiled and installed 5.10 RC 7 and got a message from grub2: > > "out of memory, press any key to continue" shortly followed by a > > kernel panic (see attached screenshot). > > > > The 5.4.0-56-generic kernel from Ubuntu works on my machine fine. > > > > Things I have tried so far: > > - setting grub video mode to "console" > > - setting grub video resolution to 800x600 > > - regenerating the initramfs for 5.10 RC 7 > > - verifying that /boot has free space > > - changing boot mode from UEFI to legacy BIOS > > > > I have attached the following: > > 1.) dmesg ran from using the 5.4 kernel (since I cant boot into 5.10 RC 7) > > 2.) my 5.10 RC 7 kernel .config > > 3.) screenshot of kernel panic after "out of memory" grub2 message > > 4.) my /etc/default/grub > > > > Please let me know if you would like any more information or testing of patches. > > The kernel crashes because it's unable to mount root - I suspect the > initrd is not loaded, because I would have expected systemd messages > before trying to mount root (after loading additional drivers from the > initrd). I assume grub2 fails to load the (now too big?) initrd - you > could try compiling out debug symbols and give it a try. > > What's the size difference between old vs. new kernel and old vs. new > initrd? > > > Similar report for aarch64 was at > > https://bugzilla.redhat.com/show_bug.cgi?id=1615969 > > which turned out to be a grub2 issue. Which distro/grub2 version etc are > you running? > > -- > Thanks, > > David / dhildenb >