From unknown Wed Jun 25 00:24:01 2025 X-Loop: help-debbugs@gnu.org Subject: bug#15411: libguile initialization inside a pthread segfaults Resent-From: Dale Mellor Original-Sender: "Debbugs-submit" Resent-CC: bug-guile@gnu.org Resent-Date: Wed, 18 Sep 2013 19:47:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 15411 X-GNU-PR-Package: guile X-GNU-PR-Keywords: To: 15411@debbugs.gnu.org X-Debbugs-Original-To: bug-guile@gnu.org Received: via spool by submit@debbugs.gnu.org id=B.137953359825004 (code B ref -1); Wed, 18 Sep 2013 19:47:01 +0000 Received: (at submit) by debbugs.gnu.org; 18 Sep 2013 19:46:38 +0000 Received: from localhost ([127.0.0.1]:47305 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1VMNht-0006VE-Cz for submit@debbugs.gnu.org; Wed, 18 Sep 2013 15:46:37 -0400 Received: from eggs.gnu.org ([208.118.235.92]:58822) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1VMNYv-0006AC-Co for submit@debbugs.gnu.org; Wed, 18 Sep 2013 15:37:22 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VMNYj-0003Wq-FD for submit@debbugs.gnu.org; Wed, 18 Sep 2013 15:37:15 -0400 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=-0.5 required=5.0 tests=BAYES_05 autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:45954) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VMNYj-0003WW-Bh for submit@debbugs.gnu.org; Wed, 18 Sep 2013 15:37:09 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60516) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VMNYd-0000ez-S9 for bug-guile@gnu.org; Wed, 18 Sep 2013 15:37:09 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VMNYY-0003EM-C4 for bug-guile@gnu.org; Wed, 18 Sep 2013 15:37:03 -0400 Received: from rdmp.org ([46.137.114.159]:39909) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VMNYY-0003DF-31 for bug-guile@gnu.org; Wed, 18 Sep 2013 15:36:58 -0400 Received: from [127.0.0.1] (helo=[IPv6:::1]) by rdmp.org with esmtp (Exim 4.77) (envelope-from ) id 1VMNYP-0002qp-Kl for bug-guile@gnu.org; Wed, 18 Sep 2013 20:36:51 +0100 Message-ID: <1379532999.4818.5.camel@l2> From: Dale Mellor Date: Wed, 18 Sep 2013 20:36:39 +0100 Content-Type: multipart/signed; micalg="pgp-sha1"; protocol="application/pgp-signature"; boundary="=-NVvvTZgdq98ZH14lMet6" X-Mailer: Evolution 3.4.4-3 Mime-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x 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-Mailman-Approved-At: Wed, 18 Sep 2013 15:46:36 -0400 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 (-----) --=-NVvvTZgdq98ZH14lMet6 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable The following program fails; it produces the session shown below. Any help greatly appreciated. Dale =3DPROGRAM=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D #include static void *do_guile (void *) { for (;;) ; return nullptr; } static void *run_thread (void *) { return scm_with_guile (&do_guile, nullptr); } int main (int, char **) { pthread_t thread; pthread_create (&thread, nullptr, run_thread, nullptr); pthread_join (thread, nullptr); return 0; } =3D/PROGRAM=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D =3DSESSION=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D $ cat /etc/debian_version=20 7.1 $ g++-4.6 --version g++-4.6 (Debian 4.6.3-14) 4.6.3 $ guile --version guile (GNU Guile) 2.0.5-deb+1-3 $ g++-4.6 --std=3Dc++0x test.cc `pkg-config --libs --cflags guile-2.0` -g $ gdb a.out GNU gdb (GDB) 7.4.1-debian This GDB was configured as "i486-linux-gnu". Reading symbols from a.out...done. (gdb) r Starting program: a.out=20 warning: Could not load shared library symbols for linux-gate.so.1. Do you need "set solib-search-path" or "set sysroot"? [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/i386-linux-gnu/i686/cmov/libthread_db.so.1". [New Thread 0xb7916b40 (LWP 4792)] Program received signal SIGSEGV, Segmentation fault. [Switching to Thread 0xb7916b40 (LWP 4792)] 0xb7e2854f in GC_push_all_eager () from /usr/lib/libgc.so.1 (gdb) info stack #0 0xb7e2854f in GC_push_all_eager () from /usr/lib/libgc.so.1 #1 0xb7e285a3 in GC_push_all_stack () from /usr/lib/libgc.so.1 #2 0xb7e30b9b in GC_push_all_stacks () from /usr/lib/libgc.so.1 #3 0xb7e2b6e4 in GC_default_push_other_roots () from /usr/lib/libgc.so.1 #4 0xb7e29c45 in GC_push_roots () from /usr/lib/libgc.so.1 #5 0xb7e290b6 in GC_mark_some () from /usr/lib/libgc.so.1 #6 0xb7e1ffb5 in GC_stopped_mark () from /usr/lib/libgc.so.1 #7 0xb7e206ba in GC_try_to_collect_inner () from /usr/lib/libgc.so.1 #8 0xb7e2ae50 in GC_init_inner () from /usr/lib/libgc.so.1 #9 0xb7e2afa4 in GC_init () from /usr/lib/libgc.so.1 #10 0xb7eba7d0 in ?? () from /usr/lib/libguile-2.0.so.22 #11 0xb7ecbebd in ?? () from /usr/lib/libguile-2.0.so.22 #12 0xb7f29750 in ?? () from /usr/lib/libguile-2.0.so.22 #13 0xb7f29790 in ?? () from /usr/lib/libguile-2.0.so.22 #14 0xb7e2aa2e in GC_call_with_stack_base () from /usr/lib/libgc.so.1 #15 0xb7f2998f in scm_with_guile () from /usr/lib/libguile-2.0.so.22 #16 0x08048663 in run_thread () at test.cc:16 #17 0xb7cb2cf1 in start_thread () from /lib/i386-linux-gnu/i686/cmov/libpthread.so.0 #18 0xb7bebfee in clone () from /lib/i386-linux-gnu/i686/cmov/libc.so.6 (gdb) thr 1 [Switching to thread 1 (Thread 0xb7918700 (LWP 4789))] #0 0xb7fde424 in __kernel_vsyscall () (gdb) info stack #0 0xb7fde424 in __kernel_vsyscall () #1 0xb7cb3d8c in pthread_join () from /lib/i386-linux-gnu/i686/cmov/libpthread.so.0 #2 0x080486a6 in main () at test.cc:26 (gdb) quit =3D/SESSION=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D --=-NVvvTZgdq98ZH14lMet6 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iEYEABECAAYFAlI6AMcACgkQykcf1QFhiklBhACaAxMVTa2Ov9RjSwHiefG5MK5N g6YAn3swRnii1sOthH4bqXnDafCjMVBW =PQCW -----END PGP SIGNATURE----- --=-NVvvTZgdq98ZH14lMet6-- From unknown Wed Jun 25 00:24:01 2025 MIME-Version: 1.0 X-Mailer: MIME-tools 5.503 (Entity 5.503) X-Loop: help-debbugs@gnu.org From: help-debbugs@gnu.org (GNU bug Tracking System) To: Dale Mellor Subject: bug#15411: closed (Re: bug#15411: libguile initialization inside a pthread segfaults) Message-ID: References: <87eh7p8du2.fsf@gnu.org> <1379532999.4818.5.camel@l2> X-Gnu-PR-Message: they-closed 15411 X-Gnu-PR-Package: guile Reply-To: 15411@debbugs.gnu.org Date: Sun, 13 Oct 2013 14:07:02 +0000 Content-Type: multipart/mixed; boundary="----------=_1381673222-25067-1" This is a multi-part message in MIME format... ------------=_1381673222-25067-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Your bug report #15411: libguile initialization inside a pthread segfaults which was filed against the guile package, has been closed. The explanation is attached below, along with your original report. If you require more details, please reply to 15411@debbugs.gnu.org. --=20 15411: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=3D15411 GNU Bug Tracking System Contact help-debbugs@gnu.org with problems ------------=_1381673222-25067-1 Content-Type: message/rfc822 Content-Disposition: inline Content-Transfer-Encoding: 7bit Received: (at 15411-done) by debbugs.gnu.org; 13 Oct 2013 14:06:50 +0000 Received: from localhost ([127.0.0.1]:45794 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1VVMJl-0006Vu-LS for submit@debbugs.gnu.org; Sun, 13 Oct 2013 10:06:50 -0400 Received: from hera.aquilenet.fr ([141.255.128.1]:45942) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1VVMJj-0006Vf-Jf for 15411-done@debbugs.gnu.org; Sun, 13 Oct 2013 10:06:48 -0400 Received: from localhost (localhost [127.0.0.1]) by hera.aquilenet.fr (Postfix) with ESMTP id 45BD91707; Sun, 13 Oct 2013 16:06:46 +0200 (CEST) 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 Tq9U0IuYsuUk; Sun, 13 Oct 2013 16:06:46 +0200 (CEST) Received: from pluto (reverse-83.fdn.fr [80.67.176.83]) by hera.aquilenet.fr (Postfix) with ESMTPSA id D6E6F1705; Sun, 13 Oct 2013 16:06:45 +0200 (CEST) From: ludo@gnu.org (Ludovic =?utf-8?Q?Court=C3=A8s?=) To: Dale Mellor Subject: Re: bug#15411: libguile initialization inside a pthread segfaults References: <1379532999.4818.5.camel@l2> Date: Sun, 13 Oct 2013 16:06:45 +0200 In-Reply-To: <1379532999.4818.5.camel@l2> (Dale Mellor's message of "Wed, 18 Sep 2013 20:36:39 +0100") Message-ID: <87eh7p8du2.fsf@gnu.org> User-Agent: Gnus/5.130007 (Ma Gnus v0.7) Emacs/24.3 (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: 15411-done Cc: 15411-done@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 (+) Hi Dale, Dale Mellor skribis: > =3DPROGRAM=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > #include > > > > static void *do_guile (void *) > { > for (;;) ; > > return nullptr; > } > > > > static void *run_thread (void *) > { > return scm_with_guile (&do_guile, nullptr); > } > > > > int main (int, char **) > { > pthread_t thread; > pthread_create (&thread, nullptr, run_thread, nullptr); > > pthread_join (thread, nullptr); > > return 0; > } > > =3D/PROGRAM=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D This program is similar to this test: http://git.savannah.gnu.org/cgit/guile.git/tree/test-suite/standalone/tes= t-pthread-create-secondary.c > =3DSESSION=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > $ cat /etc/debian_version=20 > 7.1 > > $ g++-4.6 --version > g++-4.6 (Debian 4.6.3-14) 4.6.3 > > $ guile --version > guile (GNU Guile) 2.0.5-deb+1-3 The test above appeared in 2.0.6. As the comment notes, this bug was fixed in libgc after version 7.2alpha5. Thus, I would recommend upgrading libgc. I=E2=80=99m closing the bug, but feel free to reopen if you think I got it = wrong! HTH, Ludo=E2=80=99. ------------=_1381673222-25067-1 Content-Type: message/rfc822 Content-Disposition: inline Content-Transfer-Encoding: 7bit Received: (at submit) by debbugs.gnu.org; 18 Sep 2013 19:46:38 +0000 Received: from localhost ([127.0.0.1]:47305 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1VMNht-0006VE-Cz for submit@debbugs.gnu.org; Wed, 18 Sep 2013 15:46:37 -0400 Received: from eggs.gnu.org ([208.118.235.92]:58822) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1VMNYv-0006AC-Co for submit@debbugs.gnu.org; Wed, 18 Sep 2013 15:37:22 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VMNYj-0003Wq-FD for submit@debbugs.gnu.org; Wed, 18 Sep 2013 15:37:15 -0400 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=-0.5 required=5.0 tests=BAYES_05 autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:45954) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VMNYj-0003WW-Bh for submit@debbugs.gnu.org; Wed, 18 Sep 2013 15:37:09 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60516) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VMNYd-0000ez-S9 for bug-guile@gnu.org; Wed, 18 Sep 2013 15:37:09 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VMNYY-0003EM-C4 for bug-guile@gnu.org; Wed, 18 Sep 2013 15:37:03 -0400 Received: from rdmp.org ([46.137.114.159]:39909) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VMNYY-0003DF-31 for bug-guile@gnu.org; Wed, 18 Sep 2013 15:36:58 -0400 Received: from [127.0.0.1] (helo=[IPv6:::1]) by rdmp.org with esmtp (Exim 4.77) (envelope-from ) id 1VMNYP-0002qp-Kl for bug-guile@gnu.org; Wed, 18 Sep 2013 20:36:51 +0100 Message-ID: <1379532999.4818.5.camel@l2> Subject: libguile initialization inside a pthread segfaults From: Dale Mellor To: bug-guile@gnu.org Date: Wed, 18 Sep 2013 20:36:39 +0100 Content-Type: multipart/signed; micalg="pgp-sha1"; protocol="application/pgp-signature"; boundary="=-NVvvTZgdq98ZH14lMet6" X-Mailer: Evolution 3.4.4-3 Mime-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x 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 X-Mailman-Approved-At: Wed, 18 Sep 2013 15:46:36 -0400 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 (-----) --=-NVvvTZgdq98ZH14lMet6 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable The following program fails; it produces the session shown below. Any help greatly appreciated. Dale =3DPROGRAM=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D #include static void *do_guile (void *) { for (;;) ; return nullptr; } static void *run_thread (void *) { return scm_with_guile (&do_guile, nullptr); } int main (int, char **) { pthread_t thread; pthread_create (&thread, nullptr, run_thread, nullptr); pthread_join (thread, nullptr); return 0; } =3D/PROGRAM=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D =3DSESSION=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D $ cat /etc/debian_version=20 7.1 $ g++-4.6 --version g++-4.6 (Debian 4.6.3-14) 4.6.3 $ guile --version guile (GNU Guile) 2.0.5-deb+1-3 $ g++-4.6 --std=3Dc++0x test.cc `pkg-config --libs --cflags guile-2.0` -g $ gdb a.out GNU gdb (GDB) 7.4.1-debian This GDB was configured as "i486-linux-gnu". Reading symbols from a.out...done. (gdb) r Starting program: a.out=20 warning: Could not load shared library symbols for linux-gate.so.1. Do you need "set solib-search-path" or "set sysroot"? [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/i386-linux-gnu/i686/cmov/libthread_db.so.1". [New Thread 0xb7916b40 (LWP 4792)] Program received signal SIGSEGV, Segmentation fault. [Switching to Thread 0xb7916b40 (LWP 4792)] 0xb7e2854f in GC_push_all_eager () from /usr/lib/libgc.so.1 (gdb) info stack #0 0xb7e2854f in GC_push_all_eager () from /usr/lib/libgc.so.1 #1 0xb7e285a3 in GC_push_all_stack () from /usr/lib/libgc.so.1 #2 0xb7e30b9b in GC_push_all_stacks () from /usr/lib/libgc.so.1 #3 0xb7e2b6e4 in GC_default_push_other_roots () from /usr/lib/libgc.so.1 #4 0xb7e29c45 in GC_push_roots () from /usr/lib/libgc.so.1 #5 0xb7e290b6 in GC_mark_some () from /usr/lib/libgc.so.1 #6 0xb7e1ffb5 in GC_stopped_mark () from /usr/lib/libgc.so.1 #7 0xb7e206ba in GC_try_to_collect_inner () from /usr/lib/libgc.so.1 #8 0xb7e2ae50 in GC_init_inner () from /usr/lib/libgc.so.1 #9 0xb7e2afa4 in GC_init () from /usr/lib/libgc.so.1 #10 0xb7eba7d0 in ?? () from /usr/lib/libguile-2.0.so.22 #11 0xb7ecbebd in ?? () from /usr/lib/libguile-2.0.so.22 #12 0xb7f29750 in ?? () from /usr/lib/libguile-2.0.so.22 #13 0xb7f29790 in ?? () from /usr/lib/libguile-2.0.so.22 #14 0xb7e2aa2e in GC_call_with_stack_base () from /usr/lib/libgc.so.1 #15 0xb7f2998f in scm_with_guile () from /usr/lib/libguile-2.0.so.22 #16 0x08048663 in run_thread () at test.cc:16 #17 0xb7cb2cf1 in start_thread () from /lib/i386-linux-gnu/i686/cmov/libpthread.so.0 #18 0xb7bebfee in clone () from /lib/i386-linux-gnu/i686/cmov/libc.so.6 (gdb) thr 1 [Switching to thread 1 (Thread 0xb7918700 (LWP 4789))] #0 0xb7fde424 in __kernel_vsyscall () (gdb) info stack #0 0xb7fde424 in __kernel_vsyscall () #1 0xb7cb3d8c in pthread_join () from /lib/i386-linux-gnu/i686/cmov/libpthread.so.0 #2 0x080486a6 in main () at test.cc:26 (gdb) quit =3D/SESSION=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D --=-NVvvTZgdq98ZH14lMet6 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iEYEABECAAYFAlI6AMcACgkQykcf1QFhiklBhACaAxMVTa2Ov9RjSwHiefG5MK5N g6YAn3swRnii1sOthH4bqXnDafCjMVBW =PQCW -----END PGP SIGNATURE----- --=-NVvvTZgdq98ZH14lMet6-- ------------=_1381673222-25067-1--