From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp1 ([2001:41d0:2:bcc0::]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) by ms0.migadu.com with LMTPS id CJTdA1EhdmCcFQEAgWs5BA (envelope-from ) for ; Wed, 14 Apr 2021 00:55:13 +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 QI5NOVAhdmBXfgAAbx9fmQ (envelope-from ) for ; Tue, 13 Apr 2021 22:55:12 +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 5AD351CAE7 for ; Wed, 14 Apr 2021 00:55:12 +0200 (CEST) Received: from localhost ([::1]:32952 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lWRw7-0000Hz-6a for larch@yhetil.org; Tue, 13 Apr 2021 18:55:11 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:43438) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lWRvy-0000HT-O6 for bug-guix@gnu.org; Tue, 13 Apr 2021 18:55:02 -0400 Received: from debbugs.gnu.org ([209.51.188.43]:49614) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lWRvy-0003lU-Fw for bug-guix@gnu.org; Tue, 13 Apr 2021 18:55:02 -0400 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1lWRvy-0008P3-Eq for bug-guix@gnu.org; Tue, 13 Apr 2021 18:55:02 -0400 X-Loop: help-debbugs@gnu.org Subject: bug#47761: Guile Segfaulting on guix build -f Resent-From: Leo Prikler Original-Sender: "Debbugs-submit" Resent-CC: bug-guix@gnu.org Resent-Date: Tue, 13 Apr 2021 22:55:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 47761 X-GNU-PR-Package: guix X-GNU-PR-Keywords: To: =?UTF-8?Q?Nicol=C3=B2?= Balzarotti , 47761@debbugs.gnu.org Received: via spool by 47761-submit@debbugs.gnu.org id=B47761.161835447532238 (code B ref 47761); Tue, 13 Apr 2021 22:55:02 +0000 Received: (at 47761) by debbugs.gnu.org; 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dkim=fail ("headers rsa verify failed") header.d=tugraz.at header.s=mailrelay header.b=bTKNpg+v; dmarc=fail reason="SPF not aligned (relaxed)" header.from=student.tugraz.at (policy=none); spf=pass (aspmx1.migadu.com: domain of bug-guix-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=bug-guix-bounces@gnu.org X-Migadu-Queue-Id: 5AD351CAE7 X-Spam-Score: 0.16 X-Migadu-Scanner: scn0.migadu.com X-TUID: HMfoIkupWcgx Hi Nicolò Am Dienstag, den 13.04.2021, 23:36 +0200 schrieb Nicolò Balzarotti: > Hi guix! > > A package definition that used to build fine, recently (don't know > exactly when) started failing, with guile segfaulting. > > After removing a few things, it seems that the MWE is this: > > echo '(use-modules (guix git-download)) (git-predicate "repo")'>m.scm > mkdir repo > guix build -f m.scm > Segmentation fault > > guix describe: > > guix 2a62425 > repository URL: https://git.savannah.gnu.org/git/guix.git > branch: master > commit: 2a624253bc55e2a94f6581d6e790303575436c96 > > One of the two computers provides substitute to the other, so maybe > my > guile is somehow damaged? Can any of you reproduce it? I managed to somewhat isolate the bug even further: (let* ((directory (string-append (canonicalize-path directory) "/")) (dot-git (repository-discover directory)) ; <- here (repository (repository-open dot-git)) (workdir (repository-working-directory repository)) (head (repository-head repository)) (oid (reference-target head)) (commit (commit-lookup repository oid)) (tree (commit-tree commit)) (files (tree-list tree))) repository-discover is an FFI call into libgit2, that appears to be segfaulting while… trying to prettify some filename? At least that's what "git_path_prettify", which lies on the call trace sounds like. Regards, Leo