From mboxrd@z Thu Jan  1 00:00:00 1970
From: ludo@gnu.org (Ludovic =?UTF-8?Q?Court=C3=A8s?=)
Subject: bug#28212: Grafting crashes when replacement lies near the end of
	buffer
Date: Fri, 25 Aug 2017 00:10:43 +0200
Message-ID: <87valchb18.fsf@gnu.org>
References: <87bmn5ihdk.fsf@gnu.org>
Mime-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: quoted-printable
Return-path: <bug-guix-bounces+gcggb-bug-guix=m.gmane.org@gnu.org>
Received: from eggs.gnu.org ([2001:4830:134:3::10]:58452)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <Debian-debbugs@debbugs.gnu.org>) id 1dl0M9-0002LX-9G
	for bug-guix@gnu.org; Thu, 24 Aug 2017 18:12:06 -0400
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <Debian-debbugs@debbugs.gnu.org>) id 1dl0M6-0000Fm-34
	for bug-guix@gnu.org; Thu, 24 Aug 2017 18:12:05 -0400
Received: from debbugs.gnu.org ([208.118.235.43]:44620)
	by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16)
	(Exim 4.71) (envelope-from <Debian-debbugs@debbugs.gnu.org>)
	id 1dl0M5-0000Fg-VO
	for bug-guix@gnu.org; Thu, 24 Aug 2017 18:12:01 -0400
Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2)
	(envelope-from <Debian-debbugs@debbugs.gnu.org>) id 1dl0M5-0007jR-QG
	for bug-guix@gnu.org; Thu, 24 Aug 2017 18:12:01 -0400
Sender: "Debbugs-submit" <debbugs-submit-bounces@debbugs.gnu.org>
Resent-To: bug-guix@gnu.org
Resent-Message-ID: <handler.28212.D28212.150361269529679.done@debbugs.gnu.org>
In-Reply-To: <87bmn5ihdk.fsf@gnu.org> ("Ludovic
	\=\?utf-8\?Q\?Court\=C3\=A8s\=22'\?\=
	\=\?utf-8\?Q\?s\?\= message of "Thu, 24 Aug 2017 08:56:07 +0200")
List-Id: Bug reports for GNU Guix <bug-guix.gnu.org>
List-Unsubscribe: <https://lists.gnu.org/mailman/options/bug-guix>,
	<mailto:bug-guix-request@gnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/archive/html/bug-guix/>
List-Post: <mailto:bug-guix@gnu.org>
List-Help: <mailto:bug-guix-request@gnu.org?subject=help>
List-Subscribe: <https://lists.gnu.org/mailman/listinfo/bug-guix>,
	<mailto:bug-guix-request@gnu.org?subject=subscribe>
Errors-To: bug-guix-bounces+gcggb-bug-guix=m.gmane.org@gnu.org
Sender: "bug-Guix" <bug-guix-bounces+gcggb-bug-guix=m.gmane.org@gnu.org>
To: 28212-done@debbugs.gnu.org

ludo@gnu.org (Ludovic Court=C3=A8s) skribis:

> As reported by Leo and then analyzed by Mark, grafting crashes when the
> replacement string lies near the end of buffer:
>
>   https://lists.gnu.org/archive/html/guix-devel/2017-07/msg00445.html

[...]

>  173: 1 [replace-store-references #<input: /gnu/store/73fvsx0qizcrbajgjwn=
8mkzkpxa6abx4-go-1.9rc1/pkg/tool/linux_amd64/link 6> ...]
> In unknown file:
>    ?: 0 [put-bytevector #<output: /gnu/store/8bjpc7wxdxsxbf45qvwsd6jbn7zg=
i871-go-1.9rc1/pkg/tool/linux_amd64/link 7> ...]
>
> ERROR: In procedure put-bytevector:
> ERROR: In procedure put-bytevector: Value out of range: 0
> builder for `/gnu/store/n420a0qs7vwnbaj4j3knhfy9j7zqwvs4-go-1.9rc1.drv' f=
ailed with exit code 1

I believe commit 94e86a6b67c7a02f5f11358743f3b9f11997059c fixes this.
Thanks a lot for your analysis, Mark!

Ludo=E2=80=99.