From debbugs-submit-bounces@debbugs.gnu.org Sun Jan 18 15:23:03 2015 Received: (at submit) by debbugs.gnu.org; 18 Jan 2015 20:23:03 +0000 Received: from localhost ([127.0.0.1]:60787 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YCwND-0001aO-3i for submit@debbugs.gnu.org; Sun, 18 Jan 2015 15:23:03 -0500 Received: from eggs.gnu.org ([208.118.235.92]:34237) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YCwNB-0001ZX-Pt for submit@debbugs.gnu.org; Sun, 18 Jan 2015 15:23:02 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YCwN5-0004UE-O5 for submit@debbugs.gnu.org; Sun, 18 Jan 2015 15:22:56 -0500 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,T_RP_MATCHES_RCVD autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:39902) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YCwN5-0004U8-Kj for submit@debbugs.gnu.org; Sun, 18 Jan 2015 15:22:55 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:35952) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YCwN4-0007qr-Kt for bug-guile@gnu.org; Sun, 18 Jan 2015 15:22:55 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YCwN1-0004TW-E9 for bug-guile@gnu.org; Sun, 18 Jan 2015 15:22:54 -0500 Received: from hera.aquilenet.fr ([2a01:474::1]:45204) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YCwN1-0004TL-6u for bug-guile@gnu.org; Sun, 18 Jan 2015 15:22:51 -0500 Received: from localhost (localhost [127.0.0.1]) by hera.aquilenet.fr (Postfix) with ESMTP id DA93B43FD; Sun, 18 Jan 2015 21:22:49 +0100 (CET) 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 e6U11enVt+Cw; Sun, 18 Jan 2015 21:22:49 +0100 (CET) Received: from pluto (reverse-83.fdn.fr [80.67.176.83]) by hera.aquilenet.fr (Postfix) with ESMTPSA id 76EAD3F29; Sun, 18 Jan 2015 21:22:49 +0100 (CET) From: ludo@gnu.org (Ludovic =?utf-8?Q?Court=C3=A8s?=) To: bug-guile@gnu.org Subject: Unbuffered custom binary input ports crash References: <8761c7kifr.fsf@netris.org> <87h9vr3ddr.fsf@gnu.org> Date: Sun, 18 Jan 2015 21:22:48 +0100 In-Reply-To: <87h9vr3ddr.fsf@gnu.org> ("Ludovic \=\?utf-8\?Q\?Court\=C3\=A8s\=22'\?\= \=\?utf-8\?Q\?s\?\= message of "Thu, 15 Jan 2015 23:09:04 +0100") Message-ID: <87mw5fbzzb.fsf_-_@gnu.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.4 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-Received-From: 2001:4830:134:3::11 X-Spam-Score: -5.0 (-----) X-Debbugs-Envelope-To: submit Cc: Mark H Weaver , 19610@debbugs.gnu.org X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -5.0 (-----) This is a followup to . ludo@gnu.org (Ludovic Court=C3=A8s) skribis: > However, I tested it live, and it aborts like this (this is with Guile > 2.0.11.109-e1d29 on x86_64-linux-gnu): > > retrieving 1 files from 'wildebeest.jxself.org'... > importing file or directory '/gnu/store/prrwzx5v33miiz5fh8653m1izl5f8d4k-= brasero-3.8.0'... > > ;;; (sigport #f #) > guile: ../../libguile/ports.c:2527: scm_i_port_iconv_descriptors: Asserti= on `pti->encoding_mode =3D=3D SCM_PORT_ENCODING_MODE_ICONV' failed. > builder for `/gnu/store/izjx4wllhcy66nsn9pxbkghaq2cy06qv-brasero-3.8.0.dr= v' failed due to signal 6 (Aborted) Here=E2=80=99s a way to reproduce the assertion failure above (with Guile 2.0.11+): --8<---------------cut here---------------start------------->8--- (use-modules (rnrs io ports)) (define port (let ((input (open-input-string (make-string 1000 #\a)))) (make-custom-binary-input-port "foo" (lambda (bv index count) (let ((n (get-bytevector-n! input bv i= ndex count))) (if (eof-object? n) 0 n))) #f #f (lambda () (close-port input))))) (setvbuf port _IONBF) (pk 'e (port-encoding port)) (get-string-all port) --8<---------------cut here---------------end--------------->8--- Ludo=E2=80=99. From debbugs-submit-bounces@debbugs.gnu.org Sun Jan 18 16:08:06 2015 Received: (at 19621-done) by debbugs.gnu.org; 18 Jan 2015 21:08:06 +0000 Received: from localhost ([127.0.0.1]:60795 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YCx4o-0002kE-0K for submit@debbugs.gnu.org; Sun, 18 Jan 2015 16:08:06 -0500 Received: from hera.aquilenet.fr ([141.255.128.1]:53286) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YCx4m-0002k1-2e; Sun, 18 Jan 2015 16:08:04 -0500 Received: from localhost (localhost [127.0.0.1]) by hera.aquilenet.fr (Postfix) with ESMTP id 1CEA643FD; Sun, 18 Jan 2015 22:08:03 +0100 (CET) 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 UayXMEDCSadg; Sun, 18 Jan 2015 22:08:03 +0100 (CET) Received: from pluto (reverse-83.fdn.fr [80.67.176.83]) by hera.aquilenet.fr (Postfix) with ESMTPSA id B393B116C; Sun, 18 Jan 2015 22:08:02 +0100 (CET) From: ludo@gnu.org (Ludovic =?utf-8?Q?Court=C3=A8s?=) To: 19621-done@debbugs.gnu.org Subject: Re: bug#19621: Unbuffered custom binary input ports crash References: <8761c7kifr.fsf@netris.org> <87h9vr3ddr.fsf@gnu.org> <87mw5fbzzb.fsf_-_@gnu.org> Date: Sun, 18 Jan 2015 22:08:02 +0100 In-Reply-To: <87mw5fbzzb.fsf_-_@gnu.org> ("Ludovic \=\?utf-8\?Q\?Court\=C3\=A8s\?\= \=\?utf-8\?Q\?\=22's\?\= message of "Sun, 18 Jan 2015 21:22:48 +0100") Message-ID: <87iog3bxvx.fsf@gnu.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.4 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Spam-Score: 1.0 (+) X-Debbugs-Envelope-To: 19621-done Cc: Mark H Weaver , 19610@debbugs.gnu.org X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: 1.0 (+) This is fixed by Guile commit ed72201 (it will be in 2.0.12.) As noted in the message, =E2=80=98cbip_fill_input=E2=80=99 would end up wri= ting beyond the =E2=80=98shortbuf=E2=80=99 field, leading to the port=E2=80=99s corrupt= ion. Ludo=E2=80=99. From unknown Fri Sep 12 04:33:54 2025 Received: (at fakecontrol) by fakecontrolmessage; To: internal_control@debbugs.gnu.org From: Debbugs Internal Request Subject: Internal Control Message-Id: bug archived. Date: Mon, 16 Feb 2015 12:24:04 +0000 User-Agent: Fakemail v42.6.9 # This is a fake control message. # # The action: # bug archived. thanks # This fakemail brought to you by your local debbugs # administrator