From owner-freebsd-bugs@FreeBSD.ORG Mon Mar 3 16:00:02 2008 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 7EAFA1065679 for ; Mon, 3 Mar 2008 16:00:02 +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 6C38C8FC1E for ; Mon, 3 Mar 2008 16:00:02 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.14.2/8.14.2) with ESMTP id m23G02WZ050606 for ; Mon, 3 Mar 2008 16:00:02 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.2/8.14.1/Submit) id m23G021C050605; Mon, 3 Mar 2008 16:00:02 GMT (envelope-from gnats) Resent-Date: Mon, 3 Mar 2008 16:00:02 GMT Resent-Message-Id: <200803031600.m23G021C050605@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, Lars Stokholm Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 574211065670 for ; Mon, 3 Mar 2008 15:51:37 +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 5695B8FC2F for ; Mon, 3 Mar 2008 15:51:37 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.14.2/8.14.2) with ESMTP id m23FmeBu080028 for ; Mon, 3 Mar 2008 15:48:40 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.14.2/8.14.1/Submit) id m23FmdxP080027; Mon, 3 Mar 2008 15:48:39 GMT (envelope-from nobody) Message-Id: <200803031548.m23FmdxP080027@www.freebsd.org> Date: Mon, 3 Mar 2008 15:48:39 GMT From: Lars Stokholm To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Cc: Subject: kern/121322: 'panic: spin lock held too long' on reboot 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: Mon, 03 Mar 2008 16:00:02 -0000 >Number: 121322 >Category: kern >Synopsis: 'panic: spin lock held too long' on reboot >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Mon Mar 03 16:00:01 UTC 2008 >Closed-Date: >Last-Modified: >Originator: Lars Stokholm >Release: FreeBSD 7-STABLE >Organization: >Environment: FreeBSD stokholm 7.0-STABLE FreeBSD 7.0-STABLE #2: Sun Mar 2 20:47:23 CET 2008 lars@stokholm:/usr/obj/usr/src/sys/STOKHOLM i386 >Description: After I enabled my processor's hyper threading capability, I'm beginning to get this, sometimes when I reboot: Rebooting... cpu_reset: Stopping other CPUs spin lock 0xc0c1ea40 (sched lock 0) held by 0xc2d9ecc0 (tid 100001) too long panic: spin lock held too long cpuid = 0 Needless to say, after which I have to cut the power manually. My processor is a Pentium 4 with hyper threading. Here's my kernel config: include GENERIC ident STOKHOLM nooptions SCHED_4BSD options SCHED_ULE device snd_ich device speaker device sound >How-To-Repeat: >Fix: >Release-Note: >Audit-Trail: >Unformatted: