From owner-svn-src-all@freebsd.org Mon Feb 11 07:09:02 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 D9AC914EB4A6; Mon, 11 Feb 2019 07:09:02 +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 7D5838715F; Mon, 11 Feb 2019 07:09:02 +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 6E8FA24586; Mon, 11 Feb 2019 07:09:02 +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 x1B792Es067498; Mon, 11 Feb 2019 07:09:02 GMT (envelope-from kib@FreeBSD.org) Received: (from kib@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x1B792wb067497; Mon, 11 Feb 2019 07:09:02 GMT (envelope-from kib@FreeBSD.org) Message-Id: <201902110709.x1B792wb067497@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: kib set sender to kib@FreeBSD.org using -f From: Konstantin Belousov Date: Mon, 11 Feb 2019 07:09:02 +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: r343997 - stable/12/sys/kern X-SVN-Group: stable-12 X-SVN-Commit-Author: kib X-SVN-Commit-Paths: stable/12/sys/kern X-SVN-Commit-Revision: 343997 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 7D5838715F X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.97 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.996,0]; NEURAL_HAM_SHORT(-0.97)[-0.974,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US]; NEURAL_HAM_LONG(-1.00)[-1.000,0] 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: Mon, 11 Feb 2019 07:09:03 -0000 Author: kib Date: Mon Feb 11 07:09:02 2019 New Revision: 343997 URL: https://svnweb.freebsd.org/changeset/base/343997 Log: MFC r343890: do_execve(): lock vnode when needed. Modified: stable/12/sys/kern/kern_exec.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/kern/kern_exec.c ============================================================================== --- stable/12/sys/kern/kern_exec.c Mon Feb 11 05:39:38 2019 (r343996) +++ stable/12/sys/kern/kern_exec.c Mon Feb 11 07:09:02 2019 (r343997) @@ -696,8 +696,10 @@ interpret: else error = suword(--stack_base, imgp->args->argc) == 0 ? 0 : EFAULT; - if (error != 0) + if (error != 0) { + vn_lock(imgp->vp, LK_SHARED | LK_RETRY); goto exec_fail_dealloc; + } if (args->fdp != NULL) { /* Install a brand new file descriptor table. */