From owner-svn-src-all@freebsd.org Sat Mar 30 10:04:44 2019 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 0BDAC156D4C9; Sat, 30 Mar 2019 10:04:44 +0000 (UTC) (envelope-from kib@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 7309580A17; Sat, 30 Mar 2019 10:04:43 +0000 (UTC) (envelope-from kib@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 47509D3E5; Sat, 30 Mar 2019 10:04:43 +0000 (UTC) (envelope-from kib@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x2UA4hu3075459; Sat, 30 Mar 2019 10:04:43 GMT (envelope-from kib@FreeBSD.org) Received: (from kib@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x2UA4hij075458; Sat, 30 Mar 2019 10:04:43 GMT (envelope-from kib@FreeBSD.org) Message-Id: <201903301004.x2UA4hij075458@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: kib set sender to kib@FreeBSD.org using -f From: Konstantin Belousov Date: Sat, 30 Mar 2019 10:04:43 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r345731 - stable/12/libexec/rtld-elf X-SVN-Group: stable-12 X-SVN-Commit-Author: kib X-SVN-Commit-Paths: stable/12/libexec/rtld-elf X-SVN-Commit-Revision: 345731 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 7309580A17 X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.94 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.998,0]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; NEURAL_HAM_SHORT(-0.95)[-0.947,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US] X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 30 Mar 2019 10:04:44 -0000 Author: kib Date: Sat Mar 30 10:04:42 2019 New Revision: 345731 URL: https://svnweb.freebsd.org/changeset/base/345731 Log: MFC r345620: rtld: disable relro enforcement for irelative relocation processing. Modified: stable/12/libexec/rtld-elf/rtld.c Directory Properties: stable/12/ (props changed) Modified: stable/12/libexec/rtld-elf/rtld.c ============================================================================== --- stable/12/libexec/rtld-elf/rtld.c Sat Mar 30 10:03:26 2019 (r345730) +++ stable/12/libexec/rtld-elf/rtld.c Sat Mar 30 10:04:42 2019 (r345731) @@ -2951,14 +2951,14 @@ resolve_object_ifunc(Obj_Entry *obj, bool bind_now, in if (obj->ifuncs_resolved) return (0); obj->ifuncs_resolved = true; - if (obj->irelative && reloc_iresolve(obj, lockstate) == -1) + if (!obj->irelative && !((obj->bind_now || bind_now) && obj->gnu_ifunc)) + return (0); + if (obj_disable_relro(obj) == -1 || + (obj->irelative && reloc_iresolve(obj, lockstate) == -1) || + ((obj->bind_now || bind_now) && obj->gnu_ifunc && + reloc_gnu_ifunc(obj, flags, lockstate) == -1) || + obj_enforce_relro(obj) == -1) return (-1); - if ((obj->bind_now || bind_now) && obj->gnu_ifunc) { - if (obj_disable_relro(obj) || - reloc_gnu_ifunc(obj, flags, lockstate) == -1 || - obj_enforce_relro(obj)) - return (-1); - } return (0); }