From unknown Thu Mar 28 23:51:38 2024 Received: (at 498) by bugs.devuan.org; 27 Jul 2020 09:20:12 +0000 Return-Path: Delivered-To: devuanbugs@dyne.org Received: from tupac3.dyne.org [195.169.149.119] by doc.devuan.org with IMAP (fetchmail-6.4.0.beta4) for (single-drop); Mon, 27 Jul 2020 09:20:12 +0000 (UTC) Received: from mx.hindley.org.uk (mohindley.plus.com [81.174.245.179]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by vm6.ganeti.dyne.org (Postfix) with ESMTPS id CD493F60B8A for <498@bugs.devuan.org>; Mon, 27 Jul 2020 11:14:03 +0200 (CEST) Received: from apollo.hindleynet ([192.168.1.3] helo=hindley.org.uk) by mx.hindley.org.uk with smtp (Exim 4.84_2) (envelope-from ) id 1jzzCr-0002w4-HG; Mon, 27 Jul 2020 10:14:01 +0100 Received: (nullmailer pid 31961 invoked by uid 1000); Mon, 27 Jul 2020 09:14:01 -0000 Date: Mon, 27 Jul 2020 10:14:01 +0100 From: Mark Hindley To: Alessandro Vesely , 498@bugs.devuan.org Subject: Re: bug#498: libc6: Permission denied, intermittent in execve Message-ID: <20200727091401.GQ3011@hindley.org.uk> References: <159583832778.5523.4267786497736057480.reportbug@pcale.tana> <4c3f732a-b026-a7a6-bea5-c49fff74267a@tana.it> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4c3f732a-b026-a7a6-bea5-c49fff74267a@tana.it> X-Debbugs-No-Ack: No Thanks User-Agent: Mutt/1.10.1 (2018-07-13) X-Spam-Status: No, score=-0.0 required=5.0 tests=SPF_PASS autolearn=disabled version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on tupac3.dyne.org Control: forcemerge 498 497 Control: tags -1 debian Control: forwarded -1 https://bugs.debian.org/966343 Alessandro On Mon, Jul 27, 2020 at 10:32:15AM +0200, Alessandro Vesely wrote: > Package: libc6 > Version: GNU C Library (Debian GLIBC 2.28-10) stable release version 2.28. > Severity: normal > > > -------- Forwarded Message -------- > Subject: libc6: Permission denied, intermittent in execve > Date: Mon, 27 Jul 2020 10:25:27 +0200 > From: Alessandro Vesely > To: Devuan Bug Tracking System > > > Dear Maintainer, > > in certain situations, execve fails setting errno to EACCESS. The same > program, launched by the same user in different ways, succeeds or fails > according to preceding actions. Thanks for this. As you have realised, libc6 is a Debian package that Devuan uses directly without recompilation so this issue is correctly dealt with in Debian's BTS. However, one thought that occurs to me is whether apparmor is causing this? Does disabling it[1] restore predictable behaviour? Thanks. Mark [1] https://wiki.debian.org/AppArmor/HowToUse#Diagnose_if_a_bug_might_have_been_caused_by_AppArmor