From owner-freebsd-bugs@FreeBSD.ORG Wed Feb 4 07:10:01 2009 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 751FA106566C for ; Wed, 4 Feb 2009 07:10:01 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id 3724B8FC1A for ; Wed, 4 Feb 2009 07:10:01 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.14.3/8.14.3) with ESMTP id n147A1Sg057888 for ; Wed, 4 Feb 2009 07:10:01 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.3/8.14.3/Submit) id n147A1EA057887; Wed, 4 Feb 2009 07:10:01 GMT (envelope-from gnats) Resent-Date: Wed, 4 Feb 2009 07:10:01 GMT Resent-Message-Id: <200902040710.n147A1EA057887@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Alexei Volkov Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 57455106571F for ; Wed, 4 Feb 2009 07:01:04 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (www.freebsd.org [IPv6:2001:4f8:fff6::21]) by mx1.freebsd.org (Postfix) with ESMTP id 46C288FC16 for ; Wed, 4 Feb 2009 07:01:04 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.14.3/8.14.3) with ESMTP id n14713Br085596 for ; Wed, 4 Feb 2009 07:01:03 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.14.3/8.14.3/Submit) id n147133R085595; Wed, 4 Feb 2009 07:01:03 GMT (envelope-from nobody) Message-Id: <200902040701.n147133R085595@www.freebsd.org> Date: Wed, 4 Feb 2009 07:01:03 GMT From: Alexei Volkov To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Cc: Subject: kern/131353: gjournal kernel lock X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 04 Feb 2009 07:10:02 -0000 >Number: 131353 >Category: kern >Synopsis: gjournal kernel lock >Confidential: no >Severity: non-critical >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Wed Feb 04 07:10:00 UTC 2009 >Closed-Date: >Last-Modified: >Originator: Alexei Volkov >Release: 7.1-RELEASE-p1 >Organization: SoftLynx >Environment: FreeBSD server 7.1-RELEASE-p1 FreeBSD 7.1-RELEASE-p1 #0: Thu Jan 22 11:14:58 MSK 2009 root@server:/usr/obj/i386/usr/src/sys/GENERIC i386 >Description: 7.1-RELEASE-p1 FreeBSD server 7.1-RELEASE-p1 FreeBSD 7.1-RELEASE-p1 #0: Thu Jan 22 11:14:58 MSK 2009 root@server:/usr/obj/i386/usr/src/sys/GENERIC i386 I have several machines running with identical config: 1. gmirror on two SATA devices 2. single gjournal FS configured as described under PR #129674 and mounted to root. 3. Periodical night snapshoting with mount -o snapshot Currently there is stable issue with kernel lock up caused by snapshoting with mount -u -o snapshot /.snap/snapshot.0 / After hard reset the PR #129674 comes to scene. >How-To-Repeat: Configure FS the way PR #129674 described And take snapshots couple times until it locks up. mount -u -o snapshot /.snap/snapshot.0 / mount -u -o snapshot /.snap/snapshot.1 / mount -u -o snapshot /.snap/snapshot.2 / .. and so on. >Fix: >Release-Note: >Audit-Trail: >Unformatted: