From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#49495: 27.2; portable dumper incompatible with 64K pages on aarch64 Date: Fri, 09 Jul 2021 21:08:34 +0300 Message-ID: <83eec7cqcd.fsf@gnu.org> References: <87tul3sarx.fsf@cgc-instruments.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="38211"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 49495@debbugs.gnu.org To: Dan =?UTF-8?Q?=C4=8Cerm=C3=A1k?= , Daniel Colascione Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Jul 09 20:09:10 2021 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1m1uw1-0009nU-Fn for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 09 Jul 2021 20:09:09 +0200 Original-Received: from localhost ([::1]:52956 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m1uw0-000392-JF for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 09 Jul 2021 14:09:08 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:57454) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m1uvu-00038q-Jz for bug-gnu-emacs@gnu.org; Fri, 09 Jul 2021 14:09:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:48116) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1m1uvu-00074L-B0 for bug-gnu-emacs@gnu.org; Fri, 09 Jul 2021 14:09:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1m1uvu-0007IO-7M for bug-gnu-emacs@gnu.org; Fri, 09 Jul 2021 14:09:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 09 Jul 2021 18:09:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 49495 X-GNU-PR-Package: emacs Original-Received: via spool by 49495-submit@debbugs.gnu.org id=B49495.162585413728034 (code B ref 49495); Fri, 09 Jul 2021 18:09:02 +0000 Original-Received: (at 49495) by debbugs.gnu.org; 9 Jul 2021 18:08:57 +0000 Original-Received: from localhost ([127.0.0.1]:59662 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1m1uvo-0007I6-SL for submit@debbugs.gnu.org; Fri, 09 Jul 2021 14:08:57 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:59604) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1m1uvm-0007Hs-Kl for 49495@debbugs.gnu.org; Fri, 09 Jul 2021 14:08:55 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:59782) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m1uvg-0006yo-G6; Fri, 09 Jul 2021 14:08:48 -0400 Original-Received: from 84.94.185.95.cable.012.net.il ([84.94.185.95]:3297 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m1uve-0006sB-LM; Fri, 09 Jul 2021 14:08:48 -0400 In-Reply-To: <87tul3sarx.fsf@cgc-instruments.com> (message from Dan =?UTF-8?Q?=C4=8Cerm=C3=A1k?= on Fri, 09 Jul 2021 18:38:10 +0200) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:209731 Archived-At: > From: Dan Čermák > Date: Fri, 09 Jul 2021 18:38:10 +0200 > > I am forwarding a bugreport from Fedora, about the portable dumper > causing issues when launching Emacs in a RHEL 8 chroot on aarch64: > (from https://bugzilla.redhat.com/show_bug.cgi?id=1974244) > > --8<---------------cut here---------------start------------->8--- > The emacs binary from emacs-nox-27.2-2.fc33.aarch64 cannot start in a chroot on Red Hat Enterprise Linux 8 because it assumes 4K pages: > > openat(AT_FDCWD, "/usr/bin/emacs-27.2-nox.pdmp", O_RDONLY|O_CLOEXEC) = 3 > fstat(3, {st_mode=S_IFREG|0644, st_size=10124128, ...}) = 0 > read(3, "DUMPEDGNUEMACS\0\0(\304wp;D\330G%\f\265\337\214\264VO"..., 80) = 80 > mmap(NULL, 10124128, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xffff92240000 > mmap(0xffff92240000, 6946816, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3, 0) = 0xffff92240000 > mmap(0xffff928e0000, 90112, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3, 0x6a0000) = 0xffff928e0000 > mmap(0xffff928f6000, 3087200, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED, 3, 0x6b6000) = -1 EINVAL (Invalid argument) > > Map offsets and addresses must be a multiple of the page size. > --8<---------------cut here---------------end--------------->8--- > > > Unfortunately, I am not really familiar with Emacs' internals to know > how to handle this bug report. Thanks. Can you try the latest master branch and see if this problem still happens there? Daniel, could you please look into this?