From owner-svn-src-stable-8@FreeBSD.ORG Thu Aug 1 09:48:13 2013 Return-Path: Delivered-To: svn-src-stable-8@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id 6E9B7E35; Thu, 1 Aug 2013 09:48:13 +0000 (UTC) (envelope-from mav@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:1900:2254:2068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 5B4D5261D; Thu, 1 Aug 2013 09:48:13 +0000 (UTC) Received: from svn.freebsd.org ([127.0.1.70]) by svn.freebsd.org (8.14.7/8.14.7) with ESMTP id r719mDjR036894; Thu, 1 Aug 2013 09:48:13 GMT (envelope-from mav@svn.freebsd.org) Received: (from mav@localhost) by svn.freebsd.org (8.14.7/8.14.5/Submit) id r719mD3D036893; Thu, 1 Aug 2013 09:48:13 GMT (envelope-from mav@svn.freebsd.org) Message-Id: <201308010948.r719mD3D036893@svn.freebsd.org> From: Alexander Motin Date: Thu, 1 Aug 2013 09:48:13 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-8@freebsd.org Subject: svn commit: r253856 - stable/8/sys/cddl/contrib/opensolaris/uts/common/fs/zfs X-SVN-Group: stable-8 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-stable-8@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: SVN commit messages for only the 8-stable src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 01 Aug 2013 09:48:13 -0000 Author: mav Date: Thu Aug 1 09:48:12 2013 New Revision: 253856 URL: http://svnweb.freebsd.org/changeset/base/253856 Log: MFC r253754: Partially close race between calls of orphan() method from GEOM and close() method from ZFS core, that reliably causes use-after-free panic if SSD vdev detached during inititial erase. Modified: stable/8/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_geom.c Directory Properties: stable/8/sys/ (props changed) stable/8/sys/cddl/ (props changed) stable/8/sys/cddl/contrib/opensolaris/ (props changed) Modified: stable/8/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_geom.c ============================================================================== --- stable/8/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_geom.c Thu Aug 1 09:42:17 2013 (r253855) +++ stable/8/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_geom.c Thu Aug 1 09:48:12 2013 (r253856) @@ -69,6 +69,8 @@ vdev_geom_orphan(struct g_consumer *cp) g_topology_assert(); vd = cp->private; + if (vd == NULL) + return; /* * Orphan callbacks occur from the GEOM event thread. @@ -689,6 +691,7 @@ vdev_geom_close(vdev_t *vd) return; vd->vdev_tsd = NULL; vd->vdev_delayed_close = B_FALSE; + cp->private = NULL; /* XXX locking */ g_post_event(vdev_geom_detach, cp, M_WAITOK, NULL); } From owner-svn-src-stable-8@FreeBSD.ORG Fri Aug 2 23:33:41 2013 Return-Path: Delivered-To: svn-src-stable-8@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id 339EB777; Fri, 2 Aug 2013 23:33:41 +0000 (UTC) (envelope-from smh@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:1900:2254:2068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 20A1A2F18; Fri, 2 Aug 2013 23:33:41 +0000 (UTC) Received: from svn.freebsd.org ([127.0.1.70]) by svn.freebsd.org (8.14.7/8.14.7) with ESMTP id r72NXeRI047508; Fri, 2 Aug 2013 23:33:40 GMT (envelope-from smh@svn.freebsd.org) Received: (from smh@localhost) by svn.freebsd.org (8.14.7/8.14.5/Submit) id r72NXeWf047507; Fri, 2 Aug 2013 23:33:40 GMT (envelope-from smh@svn.freebsd.org) Message-Id: <201308022333.r72NXeWf047507@svn.freebsd.org> From: Steven Hartland Date: Fri, 2 Aug 2013 23:33:40 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-8@freebsd.org Subject: svn commit: r253903 - stable/8/cddl/contrib/opensolaris/lib/libzfs/common X-SVN-Group: stable-8 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-stable-8@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: SVN commit messages for only the 8-stable src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 02 Aug 2013 23:33:41 -0000 Author: smh Date: Fri Aug 2 23:33:40 2013 New Revision: 253903 URL: http://svnweb.freebsd.org/changeset/base/253903 Log: MFC r253818: Fix zfs send -D hang after processing requiring a CTRL+C to interrupt due to pthread_join prior to fd close. Modified: stable/8/cddl/contrib/opensolaris/lib/libzfs/common/libzfs_sendrecv.c Directory Properties: stable/8/cddl/contrib/opensolaris/ (props changed) stable/8/cddl/contrib/opensolaris/lib/libzfs/ (props changed) Modified: stable/8/cddl/contrib/opensolaris/lib/libzfs/common/libzfs_sendrecv.c ============================================================================== --- stable/8/cddl/contrib/opensolaris/lib/libzfs/common/libzfs_sendrecv.c Fri Aug 2 23:31:51 2013 (r253902) +++ stable/8/cddl/contrib/opensolaris/lib/libzfs/common/libzfs_sendrecv.c Fri Aug 2 23:33:40 2013 (r253903) @@ -1576,8 +1576,8 @@ zfs_send(zfs_handle_t *zhp, const char * if (tid != 0) { if (err != 0) (void) pthread_cancel(tid); - (void) pthread_join(tid, NULL); (void) close(pipefd[0]); + (void) pthread_join(tid, NULL); } if (sdd.cleanup_fd != -1) { @@ -1613,8 +1613,8 @@ err_out: VERIFY(0 == close(sdd.cleanup_fd)); if (tid != 0) { (void) pthread_cancel(tid); - (void) pthread_join(tid, NULL); (void) close(pipefd[0]); + (void) pthread_join(tid, NULL); } return (err); }