From owner-freebsd-current Sun Dec 22 11: 8:57 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 AFCDE37B401 for ; Sun, 22 Dec 2002 11:08:54 -0800 (PST) Received: from weaponsof.massdestruction.net (massdestruction.net [205.252.38.67]) by mx1.FreeBSD.org (Postfix) with ESMTP id 042DE43ED8 for ; Sun, 22 Dec 2002 11:08:54 -0800 (PST) (envelope-from herb@massdestruction.net) Received: from weaponsof.massdestruction.net (herb@weaponsof.massdestruction.net [205.252.38.67]) by weaponsof.massdestruction.net (8.11.6/8.11.6) with ESMTP id gBMJ8qc06552 (using TLSv1/SSLv3 with cipher EDH-RSA-DES-CBC3-SHA (168 bits) verified NO) for ; Sun, 22 Dec 2002 14:08:52 -0500 (EST) (envelope-from herb@massdestruction.net) Date: Sun, 22 Dec 2002 14:08:52 -0500 (EST) From: Herb McNew To: current@FreeBSD.ORG Subject: lock order reversal Message-ID: <20021222140447.M61973-100000@weaponsof.massdestruction.net> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII 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 Hi all, In a cursory search of the mailing list archives I didn't find this LOR reported. I apologize if it's a repeat. lock order reversal 1st 0xc0b9e800 pcm0:play:0 (pcm channel) @ /usr/src/sys/dev/sound/pcm/dsp.c:150 2nd 0xc051ebe0 Giant (Giant) @ /usr/src/sys/kern/kern_synch.c:314 dmesg output (NEC VersaVX): Copyright (c) 1992-2002 The FreeBSD Project. Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD 5.0-RC1 #0: Sat Dec 7 22:16:29 GMT 2002 root@freebsd-current.sentex.ca:/usr/obj/usr/src/sys/GENERIC Preloaded elf kernel "/boot/kernel/kernel" at 0xc06b1000. Preloaded elf module "/boot/kernel/vesa.ko" at 0xc06b10a8. Preloaded elf module "/boot/kernel/linux.ko" at 0xc06b1154. Preloaded elf module "/boot/kernel/snd_pcm.ko" at 0xc06b1200. Preloaded elf module "/boot/kernel/snd_ich.ko" at 0xc06b12ac. Timecounter "i8254" frequency 1193182 Hz Timecounter "TSC" frequency 498273583 Hz CPU: Pentium III/Pentium III Xeon/Celeron (498.27-MHz 686-class CPU) Origin = "GenuineIntel" Id = 0x681 Stepping = 1 Features=0x383f9ff real memory = 134152192 (127 MB) avail memory = 123129856 (117 MB) Initializing GEOMetry subsystem Pentium Pro MTRR support enabled VESA: v2.0, 4096k memory, flags:0x0, mode table:0xc066eca2 (1000022) VESA: ATI MACH64 npx0: on motherboard npx0: INT 16 interface Using $PIR table, 5 entries at 0xc00f6030 pcib0: at pcibus 0 on motherboard pci0: on pcib0 pcm0: port 0xef00-0xef3f,0xe000-0xe0ff irq 10 at device 0.1 on pci0 pci0: at device 0.2 (no driver attached) cbb0: at device 3.0 on pci0 cardbus0: on cbb0 pccard0: <16-bit PCCard bus> on cbb0 pci_cfgintr: 0:3 INTA routed to irq 5 cbb1: at device 3.1 on pci0 cardbus1: on cbb1 pccard1: <16-bit PCCard bus> on cbb1 pci_cfgintr: 0:3 INTB routed to irq 5 pci0: at device 5.0 (no driver attached) pci0: at device 6.0 (no driver attached) isab0: at device 7.0 on pci0 isa0: on isab0 atapci0: port 0xffa0-0xffaf at device 7.1 on pci0 ata0: at 0x1f0 irq 14 on atapci0 ata1: at 0x170 irq 15 on atapci0 uhci0: port 0xef80-0xef9f irq 9 at device 7.2 on pci0 usb0: on uhci0 usb0: USB revision 1.0 uhub0: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1 uhub0: 2 ports with 2 removable, self powered pci0: at device 7.3 (no driver attached) orm0: