From owner-freebsd-current Tue Jul 9 5: 5:27 2002 Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id D4CAC37B40B for ; Tue, 9 Jul 2002 05:05:13 -0700 (PDT) Received: from mail.speakeasy.net (mail15.speakeasy.net [216.254.0.215]) by mx1.FreeBSD.org (Postfix) with ESMTP id 8E49D43E58 for ; Tue, 9 Jul 2002 05:05:12 -0700 (PDT) (envelope-from jhb@FreeBSD.org) Received: (qmail 14570 invoked from network); 9 Jul 2002 12:05:11 -0000 Received: from unknown (HELO server.baldwin.cx) ([216.27.160.63]) (envelope-sender ) by mail15.speakeasy.net (qmail-ldap-1.03) with DES-CBC3-SHA encrypted SMTP for ; 9 Jul 2002 12:05:11 -0000 Received: from laptop.baldwin.cx (laptop.baldwin.cx [192.168.0.4]) by server.baldwin.cx (8.11.6/8.11.6) with ESMTP id g69C5Af08503; Tue, 9 Jul 2002 08:05:10 -0400 (EDT) (envelope-from jhb@FreeBSD.org) Message-ID: X-Mailer: XFMail 1.5.2 on FreeBSD X-Priority: 3 (Normal) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit MIME-Version: 1.0 In-Reply-To: <200207091156.g69BuBwr003693@gw.catspoiler.org> Date: Tue, 09 Jul 2002 08:05:21 -0400 (EDT) From: John Baldwin To: Don Lewis Subject: RE: /usr/src/sys/vm/uma_core.c:1332: could sleep with "kernel li Cc: current@FreeBSD.org, jake@FreeBSD.org, arr@FreeBSD.org Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On 09-Jul-2002 Don Lewis wrote: > I recently started seeing the warning message: > > /usr/src/sys/vm/uma_core.c:1332: could sleep with "kernel linker" locked > from /usr/src/sys/kern/kern_linker.c:1797 > > at boot time on my -current box. It appears to be related to the > changes in rev 1.90 of kern_linker.c. Turn on witness_ddb (set debug.witness_ddb to 1 in either the loader or via sysctl) and get a 'tr' from ddb to see the codepath in question. You can then 'c' continue to get back to running. You might want to do 'w witness_ddb 0' to keep from dropping back into ddb all the time before continuing. -- John Baldwin <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message