From owner-freebsd-hackers@FreeBSD.ORG Wed Dec 9 10:21:37 2009 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 271FD106568D; Wed, 9 Dec 2009 10:21:37 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from mail.zoral.com.ua (skuns.zoral.com.ua [91.193.166.194]) by mx1.freebsd.org (Postfix) with ESMTP id 892598FC16; Wed, 9 Dec 2009 10:21:35 +0000 (UTC) Received: from deviant.kiev.zoral.com.ua (root@deviant.kiev.zoral.com.ua [10.1.1.148]) by mail.zoral.com.ua (8.14.2/8.14.2) with ESMTP id nB9ALMD1060066 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Wed, 9 Dec 2009 12:21:22 +0200 (EET) (envelope-from kostikbel@gmail.com) Received: from deviant.kiev.zoral.com.ua (kostik@localhost [127.0.0.1]) by deviant.kiev.zoral.com.ua (8.14.3/8.14.3) with ESMTP id nB9ALM59018491; Wed, 9 Dec 2009 12:21:22 +0200 (EET) (envelope-from kostikbel@gmail.com) Received: (from kostik@localhost) by deviant.kiev.zoral.com.ua (8.14.3/8.14.3/Submit) id nB9ALMuq018490; Wed, 9 Dec 2009 12:21:22 +0200 (EET) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: deviant.kiev.zoral.com.ua: kostik set sender to kostikbel@gmail.com using -f Date: Wed, 9 Dec 2009 12:21:22 +0200 From: Kostik Belousov To: Steven Hartland Message-ID: <20091209102122.GC43143@deviant.kiev.zoral.com.ua> References: <6B44BF0945694D98BC060164D404B5A9@multiplay.co.uk> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="3+nIULlytNYGw3fk" Content-Disposition: inline In-Reply-To: <6B44BF0945694D98BC060164D404B5A9@multiplay.co.uk> User-Agent: Mutt/1.4.2.3i X-Virus-Scanned: clamav-milter 0.95.2 at skuns.kiev.zoral.com.ua X-Virus-Status: Clean X-Spam-Status: No, score=-4.4 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 autolearn=ham version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on skuns.kiev.zoral.com.ua Cc: freebsd-hackers@freebsd.org, freebsd-stable@freebsd.org Subject: Re: nginx + passenger = segv in _rtld_error on restart on FreeBSD 8.0? X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 09 Dec 2009 10:21:37 -0000 --3+nIULlytNYGw3fk Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Dec 09, 2009 at 01:48:38AM -0000, Steven Hartland wrote: > I'm currently testing nginx + passenger on FreeBSD 8.0 and I'm seeing a= =20 > strange > segv which seems to indicate a core library error in _rtld_error. Could t= his > be the case or is the stack just badly corrupted? >=20 > (gdb) bt > #0 0x00000008005577dc in _rtld_error () from /libexec/ld-elf.so.1 > #1 0x0000000800557c3f in _rtld_error () from /libexec/ld-elf.so.1 > #2 0x0000000800557d5e in _rtld_error () from /libexec/ld-elf.so.1 > #3 0x000000080055851b in dladdr () from /libexec/ld-elf.so.1 > #4 0x00000008005585f3 in dladdr () from /libexec/ld-elf.so.1 > #5 0x000000080055576d in ?? () from /libexec/ld-elf.so.1 > #6 0x0000000000000001 in ?? () > #7 0x00000000004117f8 in=20 > boost::detail::sp_counted_impl_p= ::dispose (this=3D0x800768980) at=20 > sp_counted_impl.hpp:78 > Previous frame inner to this frame (corrupt stack?) You need to rebuild rtld with debugging information. Ideally, all shared objects should have valid debug info. At least, enter src/libexec/rtld-elf and do make obj make depend make all install DEBUG_FLAGS=3D-g --3+nIULlytNYGw3fk Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (FreeBSD) iEYEARECAAYFAksfeiEACgkQC3+MBN1Mb4h0EwCcD0sCJpM8ZBNnI9/JbwUeCq4S IpsAoPc8iPYbC2CvuKy32Iiq5+8kje6W =0ANi -----END PGP SIGNATURE----- --3+nIULlytNYGw3fk--