From unknown Sat Aug 16 22:47:24 2025 X-Loop: help-debbugs@gnu.org Subject: bug#19567: "segmentation fault" for long patterns ... Resent-From: =?UTF-8?Q?Rom=C3=A9o?= Capulet Original-Sender: "Debbugs-submit" Resent-CC: bug-grep@gnu.org Resent-Date: Sun, 11 Jan 2015 16:30:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 19567 X-GNU-PR-Package: grep X-GNU-PR-Keywords: To: 19567@debbugs.gnu.org X-Debbugs-Original-To: bug-grep@gnu.org Received: via spool by submit@debbugs.gnu.org id=B.14209937701147 (code B ref -1); Sun, 11 Jan 2015 16:30:02 +0000 Received: (at submit) by debbugs.gnu.org; 11 Jan 2015 16:29:30 +0000 Received: from localhost ([127.0.0.1]:42834 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YALOL-0000IQ-Mc for submit@debbugs.gnu.org; Sun, 11 Jan 2015 11:29:30 -0500 Received: from eggs.gnu.org ([208.118.235.92]:60811) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YALOH-0000IG-PL for submit@debbugs.gnu.org; Sun, 11 Jan 2015 11:29:26 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YALOG-0001YK-AF for submit@debbugs.gnu.org; Sun, 11 Jan 2015 11:29:25 -0500 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,FREEMAIL_FROM autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:37996) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YALOG-0001YE-7c for submit@debbugs.gnu.org; Sun, 11 Jan 2015 11:29:24 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:34269) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YALOE-0007Sp-Ev for bug-grep@gnu.org; Sun, 11 Jan 2015 11:29:24 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YALO6-0001Vf-BJ for bug-grep@gnu.org; Sun, 11 Jan 2015 11:29:22 -0500 Received: from mout.gmx.net ([212.227.15.19]:57192) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YALO6-0001VR-1a for bug-grep@gnu.org; Sun, 11 Jan 2015 11:29:14 -0500 Received: from [192.168.0.2] ([85.168.125.187]) by mail.gmx.com (mrgmx001) with ESMTPSA (Nemesis) id 0MJSx9-1YCHSi49fP-0039eR for ; Sun, 11 Jan 2015 17:29:08 +0100 Message-ID: <54B2A4B5.3080401@gmx.fr> Date: Sun, 11 Jan 2015 17:28:37 +0100 From: =?UTF-8?Q?Rom=C3=A9o?= Capulet User-Agent: Mozilla/5.0 (X11; Linux i686; rv:31.0) Gecko/20100101 Thunderbird/31.3.0 MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="------------050905070200050204020907" X-Provags-ID: V03:K0:O6RdIdVHt2KvAONI2rQ3sKlCxCTuRJfweGuYP3BX8/VdpagXOvl dt4/a2cfNj+F/dn9yqK6UPc/iSYANFg7XP1KJXrivjOgERX6jzr/pBxVLtkl0MDwbVxmhrZ l0XDK0v8bz/bHBIgdJc85grCjvzihF3bcfS2aYP/iIQhQibNuH3eRRpSY+bQi+pzndHl6+C wKKw2KHtePu4m5Z+yI97w== X-UI-Out-Filterresults: notjunk:1; X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] 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: -4.1 (----) 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: -4.1 (----) This is a multi-part message in MIME format. --------------050905070200050204020907 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit hi I got a segmentation fault when I try to match a very long pattern on a file: $ grep -Po 'jQuery\.extend\(Drupal\.settings,[ \t]*\{((?!\}\}\)).)+\}\}\);' /tmp/pattern-exemple.txt Erreur de segmentation the grep version : grep (GNU grep) 2.16 the gdb backtrace: #0 0xb7f7d01a in ?? () from /lib/i386-linux-gnu/libpcre.so.3 #1 0xb7f8b090 in ?? () from /lib/i386-linux-gnu/libpcre.so.3 #2 0xb7f8b3e3 in ?? () from /lib/i386-linux-gnu/libpcre.so.3 #3 0xb7f8b090 in ?? () from /lib/i386-linux-gnu/libpcre.so.3 #4 0xb7f8b3e3 in ?? () from /lib/i386-linux-gnu/libpcre.so.3 (...) #13099 0xb7f8b090 in ?? () from /lib/i386-linux-gnu/libpcre.so.3 #13100 0xb7f88ab3 in ?? () from /lib/i386-linux-gnu/libpcre.so.3 #13101 0xb7f8e9f3 in pcre_exec () from /lib/i386-linux-gnu/libpcre.so.3 #13102 0x0804c8a2 in ?? () #13103 0x0804e191 in ?? () #13104 0x0804f3de in ?? () #13105 0x0804a630 in ?? () #13106 0xb7dc7905 in __libc_start_main (main=0x804a150, argc=4, ubp_av=0xbffff8a4, init=0x806bfd0, fini=0x806c040, rtld_fini=0xb7fed5f0 <_dl_fini>, stack_end=0xbffff89c) at libc-start.c:260 #13107 0x0804b16d in ?? () --------------050905070200050204020907 Content-Type: text/plain; charset=UTF-8; name="pattern-exemple.txt" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="pattern-exemple.txt" alF1ZXJ5LmV4dGVuZChEcnVwYWwuc2V0dGluZ3MsIHtjY2NjY2NjY2NjY2NjY2NjY2NjY2Nj Y2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2Nj Y2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2Nj Y2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2Nj Y2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2Nj Y2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2Nj Y2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2Nj Y2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2Nj Y2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2Nj Y2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2NjY2Nj 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...) Message-ID: References: <54B2A4B5.3080401@gmx.fr> X-Gnu-PR-Message: they-closed 19567 X-Gnu-PR-Package: grep Reply-To: 19567@debbugs.gnu.org Date: Sun, 11 Jan 2015 17:26:03 +0000 Content-Type: multipart/mixed; boundary="----------=_1420997163-6422-1" This is a multi-part message in MIME format... ------------=_1420997163-6422-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Your bug report #19567: "segmentation fault" for long patterns ... which was filed against the grep package, has been closed. The explanation is attached below, along with your original report. If you require more details, please reply to 19567@debbugs.gnu.org. --=20 19567: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=3D19567 GNU Bug Tracking System Contact help-debbugs@gnu.org with problems ------------=_1420997163-6422-1 Content-Type: message/rfc822 Content-Disposition: inline Content-Transfer-Encoding: 7bit Received: (at 19567-done) by debbugs.gnu.org; 11 Jan 2015 17:25:24 +0000 Received: from localhost ([127.0.0.1]:42842 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YAMGR-0001ef-NE for submit@debbugs.gnu.org; Sun, 11 Jan 2015 12:25:24 -0500 Received: from mail-ig0-f177.google.com ([209.85.213.177]:44094) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YAMGP-0001eW-C8 for 19567-done@debbugs.gnu.org; Sun, 11 Jan 2015 12:25:21 -0500 Received: by mail-ig0-f177.google.com with SMTP id z20so8574739igj.4 for <19567-done@debbugs.gnu.org>; Sun, 11 Jan 2015 09:25:20 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc:content-type:content-transfer-encoding; bh=LDPB1YjxawOn4SEINFN0qIm/3th+0hhCgb3eiU9+G9w=; b=yng9xPINUUiJAqRBirH3lSNVnsQx3IcNy9ANgl59CJHLF49onMFWixLaiclz5AGuSS 1q8sW+UBJOokxeEMONUn+Z9SIWwV1OL+Y43yb6OOAcGt8oKH3Lvll0WP9KXrmEappiqi Vr86mvZUqP5HR+m2k46WjuppTtFQFYZnkoAOtFFWksKzb6NMQ2itAXql4AoAch+eBSV4 tnS9VSfGdX3ch2ZEU9YB2zGUC4H/TRdUsx+YZJOHpSPn6tQ5+gDo5Nnyv+PKNcyyovX6 K/XSfbB7DaLd79hKavUwNiVvZXI4Np6XyURS14Ay3it19VT6owu5pdOLH9SAwUy1CF9F JOtA== X-Received: by 10.43.33.1 with SMTP id sm1mr21170911icb.43.1420997120723; Sun, 11 Jan 2015 09:25:20 -0800 (PST) MIME-Version: 1.0 Received: by 10.64.107.197 with HTTP; Sun, 11 Jan 2015 09:25:00 -0800 (PST) In-Reply-To: <54B2A4B5.3080401@gmx.fr> References: <54B2A4B5.3080401@gmx.fr> From: Jim Meyering Date: Sun, 11 Jan 2015 09:25:00 -0800 X-Google-Sender-Auth: nJF-9ZgaaeSjnz-oZv_P9AUhR0o Message-ID: Subject: Re: bug#19567: "segmentation fault" for long patterns ... To: =?ISO-8859-1?Q?Rom=E9o_Capulet?= Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-Spam-Score: -0.7 (/) X-Debbugs-Envelope-To: 19567-done Cc: 19567-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: -0.7 (/) On Sun, Jan 11, 2015 at 8:28 AM, Rom=E9o Capulet wrote= : > I got a segmentation fault when I try to match a very long pattern on a > file: > $ grep -Po 'jQuery\.extend\(Drupal\.settings,[ \t]*\{((?!\}\}\)).)+\}\}\)= ;' > /tmp/pattern-exemple.txt > Erreur de segmentation > > the grep version : grep (GNU grep) 2.16 Thank you for the complete bug report. That appears to be due to a bug in the version of libpcre that your version of grep uses. Using the latest release, grep-2.21 with newer pcre, that example no longer causes trouble. Since this issue appears not to affect the latest version, I'm marking this ticket as "done". ------------=_1420997163-6422-1 Content-Type: message/rfc822 Content-Disposition: inline Content-Transfer-Encoding: 7bit Received: (at submit) by debbugs.gnu.org; 11 Jan 2015 16:29:30 +0000 Received: from localhost ([127.0.0.1]:42834 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YALOL-0000IQ-Mc for submit@debbugs.gnu.org; Sun, 11 Jan 2015 11:29:30 -0500 Received: from eggs.gnu.org ([208.118.235.92]:60811) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YALOH-0000IG-PL for submit@debbugs.gnu.org; Sun, 11 Jan 2015 11:29:26 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YALOG-0001YK-AF for submit@debbugs.gnu.org; Sun, 11 Jan 2015 11:29:25 -0500 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,FREEMAIL_FROM autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:37996) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YALOG-0001YE-7c for submit@debbugs.gnu.org; Sun, 11 Jan 2015 11:29:24 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:34269) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YALOE-0007Sp-Ev for bug-grep@gnu.org; Sun, 11 Jan 2015 11:29:24 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YALO6-0001Vf-BJ for bug-grep@gnu.org; Sun, 11 Jan 2015 11:29:22 -0500 Received: from mout.gmx.net ([212.227.15.19]:57192) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YALO6-0001VR-1a for bug-grep@gnu.org; Sun, 11 Jan 2015 11:29:14 -0500 Received: from [192.168.0.2] ([85.168.125.187]) by mail.gmx.com (mrgmx001) with ESMTPSA (Nemesis) id 0MJSx9-1YCHSi49fP-0039eR for ; Sun, 11 Jan 2015 17:29:08 +0100 Message-ID: <54B2A4B5.3080401@gmx.fr> Date: Sun, 11 Jan 2015 17:28:37 +0100 From: =?UTF-8?B?Um9tw6lvIENhcHVsZXQ=?= User-Agent: Mozilla/5.0 (X11; Linux i686; rv:31.0) Gecko/20100101 Thunderbird/31.3.0 MIME-Version: 1.0 To: bug-grep@gnu.org Subject: "segmentation fault" for long patterns ... Content-Type: multipart/mixed; boundary="------------050905070200050204020907" X-Provags-ID: V03:K0:O6RdIdVHt2KvAONI2rQ3sKlCxCTuRJfweGuYP3BX8/VdpagXOvl dt4/a2cfNj+F/dn9yqK6UPc/iSYANFg7XP1KJXrivjOgERX6jzr/pBxVLtkl0MDwbVxmhrZ l0XDK0v8bz/bHBIgdJc85grCjvzihF3bcfS2aYP/iIQhQibNuH3eRRpSY+bQi+pzndHl6+C wKKw2KHtePu4m5Z+yI97w== X-UI-Out-Filterresults: notjunk:1; X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] 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: -4.1 (----) X-Debbugs-Envelope-To: submit 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: -4.1 (----) This is a multi-part message in MIME format. --------------050905070200050204020907 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit hi I got a segmentation fault when I try to match a very long pattern on a file: $ grep -Po 'jQuery\.extend\(Drupal\.settings,[ \t]*\{((?!\}\}\)).)+\}\}\);' /tmp/pattern-exemple.txt Erreur de segmentation the grep version : grep (GNU grep) 2.16 the gdb backtrace: #0 0xb7f7d01a in ?? () from /lib/i386-linux-gnu/libpcre.so.3 #1 0xb7f8b090 in ?? () from /lib/i386-linux-gnu/libpcre.so.3 #2 0xb7f8b3e3 in ?? () from /lib/i386-linux-gnu/libpcre.so.3 #3 0xb7f8b090 in ?? () from /lib/i386-linux-gnu/libpcre.so.3 #4 0xb7f8b3e3 in ?? () from /lib/i386-linux-gnu/libpcre.so.3 (...) #13099 0xb7f8b090 in ?? () from /lib/i386-linux-gnu/libpcre.so.3 #13100 0xb7f88ab3 in ?? () from /lib/i386-linux-gnu/libpcre.so.3 #13101 0xb7f8e9f3 in pcre_exec () from /lib/i386-linux-gnu/libpcre.so.3 #13102 0x0804c8a2 in ?? () #13103 0x0804e191 in ?? () #13104 0x0804f3de in ?? () #13105 0x0804a630 in ?? () #13106 0xb7dc7905 in __libc_start_main (main=0x804a150, argc=4, ubp_av=0xbffff8a4, init=0x806bfd0, fini=0x806c040, rtld_fini=0xb7fed5f0 <_dl_fini>, stack_end=0xbffff89c) at libc-start.c:260 #13107 0x0804b16d in ?? 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Resent-From: Norihiro Tanaka Original-Sender: "Debbugs-submit" Resent-CC: bug-grep@gnu.org Resent-Date: Mon, 12 Jan 2015 00:55:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 19567 X-GNU-PR-Package: grep X-GNU-PR-Keywords: To: Romeo Capulet Cc: 19567@debbugs.gnu.org Received: via spool by 19567-submit@debbugs.gnu.org id=B19567.142102405319410 (code B ref 19567); Mon, 12 Jan 2015 00:55:02 +0000 Received: (at 19567) by debbugs.gnu.org; 12 Jan 2015 00:54:13 +0000 Received: from localhost ([127.0.0.1]:42980 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YATGm-000530-V0 for submit@debbugs.gnu.org; Sun, 11 Jan 2015 19:54:13 -0500 Received: from mailgw06.kcn.ne.jp ([61.86.7.213]:46773) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YATGj-00052q-Uc for 19567@debbugs.gnu.org; Sun, 11 Jan 2015 19:54:11 -0500 Received: from imp02 (mailgw6.kcn.ne.jp [61.86.15.232]) by mailgw06.kcn.ne.jp (Postfix) with ESMTP id B2CF8E8001D for <19567@debbugs.gnu.org>; Mon, 12 Jan 2015 09:54:05 +0900 (JST) Received: from mail03.kcn.ne.jp ([61.86.6.182]) by imp02 with bizsmtp id eou51p00b3veGq501ou56Z; Mon, 12 Jan 2015 09:54:05 +0900 X-OrgRCPT: 19567@debbugs.gnu.org Received: from [10.120.1.73] (i118-21-128-66.s30.a048.ap.plala.or.jp [118.21.128.66]) by mail03.kcn.ne.jp (Postfix) with ESMTPA id 88607141009A; Mon, 12 Jan 2015 09:54:05 +0900 (JST) Date: Mon, 12 Jan 2015 09:53:59 +0900 From: Norihiro Tanaka In-Reply-To: <54B2A4B5.3080401@gmx.fr> References: <54B2A4B5.3080401@gmx.fr> Message-Id: <20150112095359.701C.27F6AC2D@kcn.ne.jp> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Mailer: Becky! ver. 2.65.07 [ja] X-Spam-Score: -0.0 (/) 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: -0.0 (/) On Sun, 11 Jan 2015 17:28:37 +0100 Romeo Capulet wrote: > hi > > I got a segmentation fault when I try to match a very long pattern on a file: > $ grep -Po 'jQuery\.extend\(Drupal\.settings,[ \t]*\{((?!\}\}\)).)+\}\}\);' /tmp/pattern-exemple.txt > Erreur de segmentation > > > the grep version : grep (GNU grep) 2.16 > > > the gdb backtrace: > #0 0xb7f7d01a in ?? () from /lib/i386-linux-gnu/libpcre.so.3 > #1 0xb7f8b090 in ?? () from /lib/i386-linux-gnu/libpcre.so.3 > #2 0xb7f8b3e3 in ?? () from /lib/i386-linux-gnu/libpcre.so.3 > #3 0xb7f8b090 in ?? () from /lib/i386-linux-gnu/libpcre.so.3 > #4 0xb7f8b3e3 in ?? () from /lib/i386-linux-gnu/libpcre.so.3 > (...) > #13099 0xb7f8b090 in ?? () from /lib/i386-linux-gnu/libpcre.so.3 > #13100 0xb7f88ab3 in ?? () from /lib/i386-linux-gnu/libpcre.so.3 > #13101 0xb7f8e9f3 in pcre_exec () from /lib/i386-linux-gnu/libpcre.so.3 > #13102 0x0804c8a2 in ?? () > #13103 0x0804e191 in ?? () > #13104 0x0804f3de in ?? () > #13105 0x0804a630 in ?? () > #13106 0xb7dc7905 in __libc_start_main (main=0x804a150, argc=4, > ubp_av=0xbffff8a4, init=0x806bfd0, fini=0x806c040, > rtld_fini=0xb7fed5f0 <_dl_fini>, stack_end=0xbffff89c) at libc-start.c:260 > #13107 0x0804b16d in ?? () > Perhaps, this bug may be duplication of bug#19420. If we search a pattern with "?!" for a long line, we can cause stack overflow. Can you avoid the bug by increasing of stack size? From unknown Sat Aug 16 22:47:24 2025 X-Loop: help-debbugs@gnu.org Subject: bug#19567: closed (Re: bug#19567: "segmentation fault" for long patterns ...) Resent-From: =?UTF-8?Q?Rom=C3=A9o?= Capulet Original-Sender: "Debbugs-submit" Resent-CC: bug-grep@gnu.org Resent-Date: Mon, 12 Jan 2015 06:33:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 19567 X-GNU-PR-Package: grep X-GNU-PR-Keywords: To: 19567@debbugs.gnu.org Received: via spool by 19567-submit@debbugs.gnu.org id=B19567.14210443714802 (code B ref 19567); Mon, 12 Jan 2015 06:33:02 +0000 Received: (at 19567) by debbugs.gnu.org; 12 Jan 2015 06:32:51 +0000 Received: from localhost ([127.0.0.1]:53988 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YAYYV-0001FO-HP for submit@debbugs.gnu.org; Mon, 12 Jan 2015 01:32:51 -0500 Received: from mout.gmx.net ([212.227.17.22]:53017) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YAYYS-0001FA-Oz for 19567@debbugs.gnu.org; Mon, 12 Jan 2015 01:32:49 -0500 Received: from [192.168.0.2] ([85.168.125.187]) by mail.gmx.com (mrgmx103) with ESMTPSA (Nemesis) id 0LZiQy-1XVxPq2VPo-00lXc5 for <19567@debbugs.gnu.org>; Mon, 12 Jan 2015 07:32:42 +0100 Message-ID: <54B36A69.9070906@gmx.fr> Date: Mon, 12 Jan 2015 07:32:09 +0100 From: =?UTF-8?Q?Rom=C3=A9o?= Capulet User-Agent: Mozilla/5.0 (X11; Linux i686; rv:31.0) Gecko/20100101 Thunderbird/31.3.0 MIME-Version: 1.0 References: <54B2A4B5.3080401@gmx.fr> In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit X-Provags-ID: V03:K0:s2HTM+LWKBD0+GsvVVrf1Y2gf6OZH3mNunXBTumOsdh3UyhgeuE MmZUqpduwNBp2Gx1z1M75wOv3cA+Odiy/8w1B++pu096zTngPr70UALGBzfSwK1Ulsp+NM2 Trr3UVhDy14L2wTeD3/+oeJu18TX0xtxuRqXZeafpb5W8O9rb5Q+OR+qDXSfHczqepdXX2L 8pCACiUlCYuRb8fwTBI/w== X-UI-Out-Filterresults: notjunk:1; X-Spam-Score: 0.0 (/) 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: 0.0 (/) Le 11/01/2015 18:26, GNU bug Tracking System a écrit : > Your bug report > > #19567: "segmentation fault" for long patterns ... > > which was filed against the grep package, has been closed. > > The explanation is attached below, along with your original report. > If you require more details, please reply to 19567@debbugs.gnu.org. > Ok so i've downloaded, compiled and installed grep-2.21 and pcre2-10.00 and the bug does not occur any more so seem to be fixed. thanks.