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.devel Subject: Re: emacs-28 6d3608be88: Seccomp: improve support for newer versions of glibc (Bug#51073) Date: Mon, 24 Jan 2022 17:00:25 +0200 Message-ID: <83ilu9ji0m.fsf@gnu.org> References: <164286838577.8429.4021499312049157333@vcs2.savannah.gnu.org> <20220122161946.44098C0DA30@vcs2.savannah.gnu.org> <877daqq9kp.fsf@yahoo.com> <83v8y9jnvt.fsf@gnu.org> <874k5tp8c2.fsf@yahoo.com> <83pmohjloh.fsf@gnu.org> <87sftd5hcv.fsf@gnus.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="24626"; mail-complaints-to="usenet@ciao.gmane.io" Cc: luangruo@yahoo.com, phst@google.com, p.stephani2@gmail.com, emacs-devel@gnu.org To: Lars Ingebrigtsen Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Jan 24 16:02:47 2022 Return-path: Envelope-to: ged-emacs-devel@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 1nC0rn-0006E6-1f for ged-emacs-devel@m.gmane-mx.org; Mon, 24 Jan 2022 16:02:47 +0100 Original-Received: from localhost ([::1]:59746 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nC0rm-0002Go-46 for ged-emacs-devel@m.gmane-mx.org; Mon, 24 Jan 2022 10:02:46 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:52184) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nC0pk-0000BL-H5 for emacs-devel@gnu.org; Mon, 24 Jan 2022 10:00:44 -0500 Original-Received: from [2001:470:142:3::e] (port=38482 helo=fencepost.gnu.org) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nC0pj-0003iC-7p; Mon, 24 Jan 2022 10:00:40 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=89AONz7t/KWnySCw7tXPIDA7nMC9BQVsviH+dZ5e0x4=; b=lPj1siEcpSmJ csqBNizFlXVJciBsnBsuj1NewqPk0uDXTq8ga8pC8VkyIhDdOlq2HZ/yj4aSGBI2ER6T6ZiAvyg93 NQnE5Mj9GGjiliRhaHO69zrwGfWTY2BGlaA6s3ASQKZfcwV03oU9Z3AXVonQGaz5a8sDCChwW9ofd BhN7Te5h1HhoWL2MNdbrboiYYm6dy49+1d24aG0oZ3t3tv1mtexV8JEpEVN/DAeScbwdLYL3ST1Dh Y9qiE8hvwviqf+ZgeYUGHLkCeL1X0ZzxxNowTNXy+oxQW8BArh/TjqIUncmgn8UiQlgvUXquUFO0/ qH7JMjTbdX+QVGeNuDXhuw==; Original-Received: from [87.69.77.57] (port=1988 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 1nC0ph-0002RQ-MF; Mon, 24 Jan 2022 10:00:39 -0500 In-Reply-To: <87sftd5hcv.fsf@gnus.org> (message from Lars Ingebrigtsen on Mon, 24 Jan 2022 15:38:24 +0100) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:285314 Archived-At: > From: Lars Ingebrigtsen > Date: Mon, 24 Jan 2022 15:38:24 +0100 > Cc: Po Lu , phst@google.com, p.stephani2@gmail.com, > emacs-devel@gnu.org > > Eli Zaretskii writes: > > >> It apparently leads to crashes when Emacs is run under seccomp with a > >> recent glibc version. > > > > That can happen any day, if glibc folks make some change we didn't > > know about. We cannot chase glibc development forever, we will never > > succeed catching up with them, certainly not in the long run. > > But this is a known glibc issue, and crashes aren't fun, so I think the > seccomp change was warranted on the release branch. It is very worrisome that a change in glibc can break Emacs like that. I wonder what it means for the maintainability of Emacs in the long run. I have a bad feeling about this.