From owner-freebsd-current Fri Jun 7 20:16:40 2002 Delivered-To: freebsd-current@freebsd.org Received: from mail.speakeasy.net (mail13.speakeasy.net [216.254.0.213]) by hub.freebsd.org (Postfix) with ESMTP id 4049F37B408 for ; Fri, 7 Jun 2002 20:16:28 -0700 (PDT) Received: (qmail 29729 invoked from network); 8 Jun 2002 03:16:25 -0000 Received: from unknown (HELO server.baldwin.cx) ([216.27.160.63]) (envelope-sender ) by mail13.speakeasy.net (qmail-ldap-1.03) with DES-CBC3-SHA encrypted SMTP for ; 8 Jun 2002 03:16:25 -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 g583GMF67668; Fri, 7 Jun 2002 23:16:22 -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: <20020608004803.GX66505@cicely5.cicely.de> Date: Fri, 07 Jun 2002 23:16:19 -0400 (EDT) From: John Baldwin To: ticso@cicely.de Subject: RE: panic: blockable sleep lock (sleep mutex) vnode_free_list @ Cc: freebsd-current@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 08-Jun-2002 Bernd Walter wrote: > Anyone knows what to do with this? > It happened on an alpha with yesterdays -current. > > panic: blockable sleep lock (sleep mutex) vnode_free_list @ ../../../kern/vfs_subr.c:2723 > panic > Stopped at Debugger+0x34: zapnot v0,#0xf,v0 Oh, this is ugly. > db> trace > Debugger() at Debugger+0x34 > panic() at panic+0xe4 > witness_lock() at witness_lock+0xb4 > _mtx_lock_flags() at _mtx_lock_flags+0xa8 > vfree() at vfree+0x30 > vm_page_free_toq() at vm_page_free_toq+0x18c > vm_page_free() at vm_page_free+0x2c > vm_page_alloc() at vm_page_alloc+0x158 > pmap_growkernel() at pmap_growkernel+0x398 This runs in a critical section (which may not really be correct, quite possibly it should be turned off, but someone more familiar with the alpha pmap than I (dfr?) would better be able to comment) and that is why it complains when it tries to acquire a sleep mutex in vfree(). -- 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