From owner-freebsd-current Wed Apr 17 8: 3:36 2002 Delivered-To: freebsd-current@freebsd.org Received: from gimili.netgraphe.com (corporate-surfer.videotron.net [199.84.249.24]) by hub.freebsd.org (Postfix) with ESMTP id 060C537B416 for ; Wed, 17 Apr 2002 08:03:22 -0700 (PDT) Received: (from fifi@localhost) by gimili.netgraphe.com (8.11.5/8.11.2) id g3HF3mo45432; Wed, 17 Apr 2002 11:03:48 -0400 (EDT) From: Guezou Philippe Message-Id: <200204171503.g3HF3mo45432@gimili.netgraphe.com> Subject: Re: lock order reversal (DIRHASH (UMA zone) @ uma_core.c) In-Reply-To: <7melhe4cff.wl@waterblue.imgsrc.co.jp> from Jun Kuriyama at "Apr 17, 2002 11:39:16 pm" To: Jun Kuriyama Date: Wed, 17 Apr 2002 11:03:48 -0400 (EDT) Cc: Current X-Mailer: ELM [version 2.4ME+ PL70 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit 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 > > This happened yesterday's kernel. > > lock order reversal > 1st 0xe2f02984 DIRHASH (UMA zone) @ ../../../vm/uma_core.c:297 > 2nd 0xc081da44 PCPU 256 (UMA cpu) @ ../../../vm/uma_core.c:1609 i've noted this too while doing a 'du -a' on /usr/src and, at each boot: Apr 16 13:35:03 relais8-dev-fbsd5 kernel: pci0: at device 14.0 (no driver attached) Apr 16 13:35:03 relais8-dev-fbsd5 kernel: xl0: <3Com 3c905B-TX Fast Etherlink XL> port 0xdc00-0xdc7f mem 0xff020000-0xff02007f irq 11 at device 17.0 on pci0 Apr 16 13:35:03 relais8-dev-fbsd5 kernel: lock order reversal Apr 16 13:35:03 relais8-dev-fbsd5 kernel: 1st 0xccadcbb8 xl0 (network driver) @ /mnt/space/src/sys/pci/if_xl.c:1260 Apr 16 13:35:03 relais8-dev-fbsd5 kernel: 2nd 0xc028c560 allproc (allproc) @ /mnt/space/src/sys/kern/kern_fork.c:352 Apr 16 13:35:03 relais8-dev-fbsd5 kernel: xl0: Ethernet address: 00:c0:4f:64:e8:68 > FreeBSD relais8-dev-fbsd5.xxxxx 5.0-CURRENT FreeBSD 5.0-CURRENT #8: Tue Apr 16 10:54:15 EDT 2002 root@relais8-dev-fbsd5.xxxxxx:/mnt/space/obj/mnt/space/src/sys/relais8-dev-fbsd5 i386 fifi.. > -- > Jun Kuriyama // IMG SRC, Inc. > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-current" in the body of the message > -- Guezou Philippe pguezou@infinit.com Net. Sys. Admin. Tel: 847-9156 ext #3303 FreeBSD hacker. Fax: 847-9151 Buying an operating system without source is like buying a self-assembly Space Shuttle with no instructions. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message