From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp1 ([2001:41d0:2:bcc0::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms0.migadu.com with LMTPS id aDr/MI7tlmAUVgEAgWs5BA (envelope-from ) for ; Sat, 08 May 2021 21:59:10 +0200 Received: from aspmx1.migadu.com ([2001:41d0:2:bcc0::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp1 with LMTPS id 0NF3LI7tlmDdXQAAbx9fmQ (envelope-from ) for ; Sat, 08 May 2021 19:59:10 +0000 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by aspmx1.migadu.com (Postfix) with ESMTPS id DF6411661D for ; Sat, 8 May 2021 21:59:09 +0200 (CEST) Received: from localhost ([::1]:49768 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lfT6S-0003Mg-Nm for larch@yhetil.org; Sat, 08 May 2021 15:59:08 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:38296) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lfT6M-0003MD-Cv for bug-guix@gnu.org; Sat, 08 May 2021 15:59:02 -0400 Received: from debbugs.gnu.org ([209.51.188.43]:40436) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lfT6M-0004zV-5x for bug-guix@gnu.org; Sat, 08 May 2021 15:59:02 -0400 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1lfT6M-0004r7-4e; Sat, 08 May 2021 15:59:02 -0400 X-Loop: help-debbugs@gnu.org Subject: bug#40525: inferior process on core-updates crashes: mmap(PROT_NONE) failed Resent-From: Christopher Baines Original-Sender: "Debbugs-submit" Resent-CC: bug-guix@gnu.org Resent-Date: Sat, 08 May 2021 19:59:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 40525 X-GNU-PR-Package: guix X-GNU-PR-Keywords: To: Ludovic =?UTF-8?Q?Court=C3=A8s?= Received: via spool by 40525-submit@debbugs.gnu.org id=B40525.162050393118659 (code B ref 40525); Sat, 08 May 2021 19:59:02 +0000 Received: (at 40525) by debbugs.gnu.org; 8 May 2021 19:58:51 +0000 Received: from localhost ([127.0.0.1]:51981 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lfT6A-0004qt-Qn for submit@debbugs.gnu.org; Sat, 08 May 2021 15:58:51 -0400 Received: from mira.cbaines.net ([212.71.252.8]:57980) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lfT66-0004qm-Qh for 40525@debbugs.gnu.org; Sat, 08 May 2021 15:58:49 -0400 Received: from localhost (unknown [IPv6:2a02:8010:68c1:0:8ac0:b4c7:f5c8:7caa]) by mira.cbaines.net (Postfix) with ESMTPSA id A578327BC81; Sat, 8 May 2021 20:58:45 +0100 (BST) Received: from capella (localhost [127.0.0.1]) by localhost (OpenSMTPD) with ESMTP id fe297e1d; Sat, 8 May 2021 19:58:44 +0000 (UTC) References: <87369c8mus.fsf@cbaines.net> <87a73jy8y9.fsf@gnu.org> <87y2r37dy8.fsf@cbaines.net> <87h7xqrug3.fsf@gnu.org> <87pnc75ofc.fsf@cbaines.net> <87mu7b5j4w.fsf@cbaines.net> <87h7xibi3n.fsf@gnu.org> <87czu1a6rw.fsf@gnu.org> User-agent: mu4e 1.4.15; emacs 27.1 From: Christopher Baines In-reply-to: <87czu1a6rw.fsf@gnu.org> Date: Sat, 08 May 2021 20:58:44 +0100 Message-ID: <87a6p52e17.fsf@cbaines.net> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha512; protocol="application/pgp-signature" X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-guix@gnu.org List-Id: Bug reports for GNU Guix List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: 40525@debbugs.gnu.org Errors-To: bug-guix-bounces+larch=yhetil.org@gnu.org Sender: "bug-Guix" X-Migadu-Flow: FLOW_IN ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=yhetil.org; s=key1; t=1620503950; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:resent-cc:resent-from:resent-sender: resent-message-id:in-reply-to:in-reply-to:references:references: list-id:list-help:list-unsubscribe:list-subscribe:list-post; bh=SyXAACmw9dwc+4rvjHdPHAZL06Ps47FsyT5lrgJkjG0=; b=HDjtQmVNIQti8+xHydh1Xm/+lpd4cqCaTmQRb8JbH8qYVYltuxYSD3QSyGTzLSM9StA6QW dpTF6U/4Tp0sZ3oZ7mgctKDvueUiC503Z5WoeoRlEHkVXkfj01ZSfK2E9g6ftnKOvp9WE+ +KQ1wfg2E2EJjLssEpxHh3HI9oZbJ7kzOWgvYZ50vp4KK7h2eKUpeecmbG5ryluOIvIdsL LEMNqyklDi00A1VgdtGqN51rMzf5b2282nUPkA/8tN67ApSREfoFTwmSvdWPmh6rr52jEW LU/74DVtRYUooE+97/te0aqEIO29PF17pxQYFPFX19YAcfO+OOtPK7OAjzIYhw== ARC-Seal: i=1; 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charset=utf-8 Content-Transfer-Encoding: quoted-printable Ludovic Court=C3=A8s writes: > Hi, > > Ludovic Court=C3=A8s skribis: > >> Christopher Baines skribis: >> >>> Following up on this, I've built Guile on core-updates with libgc@7 >>> rather than libgc@8 (which is what's used above), and I can't reproduce >>> the issue. So, I'm getting more certain that this is a regression which >>> the libgc upgrade has led to. >> >> Bah. :-/ >> >> We noticed similar issues with libgc@8 earlier but it seemed to be >> fixed: >> >> https://debbugs.gnu.org/cgi/bugreport.cgi?bug=3D36812 >> >>> Would it be feasible to keep guile, or at least the guile Guix uses with >>> libgc@7 for now? >> >> Yes, we can define a Guile variant in (gnu packages guile) and have >> (guix self) refer to it. > > FWIW flatwhatson reported the dreaded libgc =E2=80=9Cmmap(PROT_NONE)=E2= =80=9D crash > upstream and gathered more info: > > https://github.com/ivmai/bdwgc/issues/353 > > On #guile they also mentioned that libgc 8 defaults to > =E2=80=98--enable-munmap=3D6=E2=80=99 whereas libgc 7 would default to = =E2=80=98--disable-munmap=E2=80=99. > > Thus, in =E2=80=98core-updates=E2=80=99 commit a605ef3ce9dbd6b79dd9322f89= d9facaf875b487, > I changed libgc 8 so it=E2=80=99s built with =E2=80=98--disable-munmap=E2= =80=99. This relieves > the need for =E2=80=98guile-3.0/libgc-7=E2=80=99. (I checked with =E2=80= =9Cmake as-derivation=E2=80=9D > on x86_64-linux that those derivations that would previously fail with > libgc 8 no longer do.) 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