From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: ludo@gnu.org (Ludovic =?UTF-8?Q?Court=C3=A8s?=) Newsgroups: gmane.lisp.guile.bugs Subject: bug#17466: unexpected bytevector contents with get-bytevector-n Date: Wed, 28 May 2014 19:32:22 +0200 Message-ID: <87y4xldd21.fsf@gnu.org> References: <536F5847.6060004@posteo.eu> <877g55exfs.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1401298573 24451 80.91.229.3 (28 May 2014 17:36:13 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 28 May 2014 17:36:13 +0000 (UTC) Cc: 17466-done@debbugs.gnu.org To: J Kalbhenn Original-X-From: bug-guile-bounces+guile-bugs=m.gmane.org@gnu.org Wed May 28 19:36:05 2014 Return-path: Envelope-to: guile-bugs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Wphli-0003LB-Cg for guile-bugs@m.gmane.org; Wed, 28 May 2014 19:36:02 +0200 Original-Received: from localhost ([::1]:43883 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wphlh-00054V-US for guile-bugs@m.gmane.org; Wed, 28 May 2014 13:36:01 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:44654) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wphix-0000YW-Ku for bug-guile@gnu.org; Wed, 28 May 2014 13:33:19 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Wphiq-00045y-1b for bug-guile@gnu.org; Wed, 28 May 2014 13:33:11 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:35908) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Wphip-00045m-V2 for bug-guile@gnu.org; Wed, 28 May 2014 13:33:03 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1Wphip-0000lS-O2 for bug-guile@gnu.org; Wed, 28 May 2014 13:33:03 -0400 Resent-From: ludo@gnu.org (Ludovic =?UTF-8?Q?Court=C3=A8s?=) Original-Sender: "Debbugs-submit" Resent-To: bug-guile@gnu.org Resent-Date: Wed, 28 May 2014 17:33:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: cc-closed 17466 X-GNU-PR-Package: guile X-GNU-PR-Keywords: Mail-Followup-To: 17466@debbugs.gnu.org, ludo@gnu.org, jkal@posteo.eu Original-Received: via spool by 17466-done@debbugs.gnu.org id=D17466.14012983572859 (code D ref 17466); Wed, 28 May 2014 17:33:02 +0000 Original-Received: (at 17466-done) by debbugs.gnu.org; 28 May 2014 17:32:37 +0000 Original-Received: from localhost ([127.0.0.1]:34780 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1WphiK-0000jx-OH for submit@debbugs.gnu.org; Wed, 28 May 2014 13:32:37 -0400 Original-Received: from hera.aquilenet.fr ([141.255.128.1]:48597) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1WphiE-0000jd-2L for 17466-done@debbugs.gnu.org; Wed, 28 May 2014 13:32:31 -0400 Original-Received: from localhost (localhost [127.0.0.1]) by hera.aquilenet.fr (Postfix) with ESMTP id 992572B3C; Wed, 28 May 2014 19:32:23 +0200 (CEST) Original-Received: from hera.aquilenet.fr ([127.0.0.1]) by localhost (hera.aquilenet.fr [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id KZ6AK6iL90KA; Wed, 28 May 2014 19:32:23 +0200 (CEST) Original-Received: from pluto (reverse-83.fdn.fr [80.67.176.83]) by hera.aquilenet.fr (Postfix) with ESMTPSA id 3677C27EE; Wed, 28 May 2014 19:32:23 +0200 (CEST) In-Reply-To: <877g55exfs.fsf@gnu.org> ("Ludovic \=\?utf-8\?Q\?Court\=C3\=A8s\=22'\?\= \=\?utf-8\?Q\?s\?\= message of "Wed, 28 May 2014 17:26:47 +0200") User-Agent: Gnus/5.130009 (Ma Gnus v0.9) Emacs/24.3 (gnu/linux) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 140.186.70.43 X-BeenThere: bug-guile@gnu.org List-Id: "Bug reports for GUILE, GNU's Ubiquitous Extension Language" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guile-bounces+guile-bugs=m.gmane.org@gnu.org Original-Sender: bug-guile-bounces+guile-bugs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.lisp.guile.bugs:7464 Archived-At: This is fixed by commit 1baa215, which will be in Guile 2.0.12. It turns out that when shrinking a bytevector, as happens before =E2=80=98get-bytevector-n=E2=80=99 returns, the pointer to the bytevector= =E2=80=99s contents would not be left pointing to the old bytevector. When that old bytevector was eventually reclaimed, anything could happen. Thanks! Ludo=E2=80=99.