From owner-freebsd-current@FreeBSD.ORG Sun Oct 17 01:01:35 2004 Return-Path: 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 4593716A4CE for ; Sun, 17 Oct 2004 01:01:35 +0000 (GMT) Received: from av5-2-sn3.vrr.skanova.net (av5-2-sn3.vrr.skanova.net [81.228.9.114]) by mx1.FreeBSD.org (Postfix) with ESMTP id D2C3F43D69 for ; Sun, 17 Oct 2004 01:01:34 +0000 (GMT) (envelope-from pawel.worach@telia.com) Received: by av5-2-sn3.vrr.skanova.net (Postfix, from userid 502) id 11A733813B; Sun, 17 Oct 2004 03:01:34 +0200 (CEST) Received: from smtp1-1-sn3.vrr.skanova.net (smtp1-1-sn3.vrr.skanova.net [81.228.9.177]) by av5-2-sn3.vrr.skanova.net (Postfix) with ESMTP id 0129F3813B for ; Sun, 17 Oct 2004 03:01:34 +0200 (CEST) Received: from [IPv6???1] (h65n2fls35o895.telia.com [217.211.109.65]) by smtp1-1-sn3.vrr.skanova.net (Postfix) with ESMTP id C8E7738002 for ; Sun, 17 Oct 2004 03:01:33 +0200 (CEST) Message-ID: <4171C37D.4030708@telia.com> Date: Sun, 17 Oct 2004 02:57:33 +0200 From: Pawel Worach User-Agent: Mozilla Thunderbird 0.7.3 (X11/20040815) X-Accept-Language: en-us, en MIME-Version: 1.0 To: current@freebsd.org Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Subject: page fault panic in knote X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 17 Oct 2004 01:01:35 -0000 This happened on shutdown, I think I magially hit enter twice when I fired off the shutdown command. This is on RELENG_5 from 2004-10-11. The system was also running in single-user at the time so no crash dump. -- serial snip -- # sync # sync # shutdown -r now Shutdown NOW! shutdown: [pid 1183] Oct 11 22:06:07 shutdown: reboot by root: # System shutdown time has arrived Fatal trap 12: page fault while in kernel mode cpuid = 0; apic id = 00 fault virtual address = 0x1c fault code = supervisor write, page not present instruction pointer = 0x8:0xc04a88da stack pointer = 0x10:0xd4265728 frame pointer = 0x10:0xd4265748 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, def32 1, gran 1 processor eflags = interrupt enabled, resume, IOPL = 0 current process = 1 (init) [thread 100002] Stopped at knote+0x2a: lock cmpxchgl %ecx,0x1c(%edx) db> tr knote(c17a1898,0,0) at knote+0x2a ttwwakeup(c17a1800,0,c1561320,0,ffffffff) at ttwwakeup+0xee comstart(c17a1800,2580,0,0,c) at comstart+0x41e comparam(c17a1800,c17a18a4,0,c17c0420,c1561320) at comparam+0x28b sioopen(c06940c0,6,2000,c1561320,c0488928) at sioopen+0x216 spec_open(d4265860,d426591c,c0541a8e,d4265860,a) at spec_open+0x34a spec_vnoperate(d4265860,a,20010002,80,c1561320) at spec_vnoperate+0x18 vn_open_cred(d4265960,c069cfb8,0,c155e480,ffffffff) at vn_open_cred+0x45e vn_open(d4265960,c069cfb8,0,ffffffff,c17c0a50) at vn_open+0x33 cn_devopen(c069cf80,c1561320,0,0,6) at cn_devopen+0xe9 cnopen(c0692f88,6,2000,c1561320,c1561320) at cnopen+0x54 spec_open(d4265a70,d4265b2c,c0541a8e,d4265a70,c17cf000) at spec_open+0x34a spec_vnoperate(d4265a70,c17cf000,0,80,c1561320) at spec_vnoperate+0x18 vn_open_cred(d4265bd8,d4265cd8,0,c155e480,0) at vn_open_cred+0x45e vn_open(d4265bd8,d4265cd8,0,0,0) at vn_open+0x33 kern_open(c1561320,80b5aa2,0,6,0) at kern_open+0x113 open(c1561320,d4265d14,c,c1561320,7) at open+0x30 syscall(2f,2f,2f,80dc5e0,bfbfe4b0) at syscall+0x330 Xint0x80_syscall() at Xint0x80_syscall+0x1f --- syscall (5, FreeBSD ELF32, open), eip = 0x80534a7, esp = 0xbfbfe02c, ebp = 0xbfbfecc8 --- db> panic panic: from debugger cpuid = 0 Uptime: 19m21s Cannot dump. No dump device defined. Shutting down ACPI Automatic reboot in 15 seconds - press a key on the console to abort Rebooting... -- Pawel