From owner-svn-src-stable@freebsd.org Fri Mar 24 07:14:48 2017 Return-Path: Delivered-To: svn-src-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 3DE97D1BF43; Fri, 24 Mar 2017 07:14:48 +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 mx1.freebsd.org (Postfix) with ESMTPS id 0A70019DA; Fri, 24 Mar 2017 07:14:47 +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 v2O7EljY061627; Fri, 24 Mar 2017 07:14:47 GMT (envelope-from kib@FreeBSD.org) Received: (from kib@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id v2O7ElsD061626; Fri, 24 Mar 2017 07:14:47 GMT (envelope-from kib@FreeBSD.org) Message-Id: <201703240714.v2O7ElsD061626@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: kib set sender to kib@FreeBSD.org using -f From: Konstantin Belousov Date: Fri, 24 Mar 2017 07:14:47 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r315893 - stable/11/sys/kern X-SVN-Group: stable-11 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-stable@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: SVN commit messages for all the -stable branches of the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 24 Mar 2017 07:14:48 -0000 Author: kib Date: Fri Mar 24 07:14:46 2017 New Revision: 315893 URL: https://svnweb.freebsd.org/changeset/base/315893 Log: MFC r315453: When clearing altsigstack settings on exec, do it to the right thread. Modified: stable/11/sys/kern/kern_sig.c Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/kern/kern_sig.c ============================================================================== --- stable/11/sys/kern/kern_sig.c Fri Mar 24 07:09:33 2017 (r315892) +++ stable/11/sys/kern/kern_sig.c Fri Mar 24 07:14:46 2017 (r315893) @@ -963,7 +963,6 @@ execsigs(struct proc *p) * and are now ignored by default). */ PROC_LOCK_ASSERT(p, MA_OWNED); - td = FIRST_THREAD_IN_PROC(p); ps = p->p_sigacts; mtx_lock(&ps->ps_mtx); while (SIGNOTEMPTY(ps->ps_sigcatch)) { @@ -994,6 +993,8 @@ execsigs(struct proc *p) * Reset stack state to the user stack. * Clear set of signals caught on the signal stack. */ + td = curthread; + MPASS(td->td_proc == p); td->td_sigstk.ss_flags = SS_DISABLE; td->td_sigstk.ss_size = 0; td->td_sigstk.ss_sp = 0;