From owner-freebsd-stable@FreeBSD.ORG Fri Jul 10 11:10:04 2009 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id B23FF106566B for ; Fri, 10 Jul 2009 11:10:04 +0000 (UTC) (envelope-from rwatson@FreeBSD.org) Received: from cyrus.watson.org (cyrus.watson.org [65.122.17.42]) by mx1.freebsd.org (Postfix) with ESMTP id 8CB528FC08 for ; Fri, 10 Jul 2009 11:10:04 +0000 (UTC) (envelope-from rwatson@FreeBSD.org) Received: from fledge.watson.org (fledge.watson.org [65.122.17.41]) by cyrus.watson.org (Postfix) with ESMTPS id 45E0446B46; Fri, 10 Jul 2009 07:10:04 -0400 (EDT) Date: Fri, 10 Jul 2009 12:10:04 +0100 (BST) From: Robert Watson X-X-Sender: robert@fledge.watson.org To: Oliver Pinter In-Reply-To: <6101e8c40907091755n5aefe289r6eec14cf7f4287dc@mail.gmail.com> Message-ID: References: <6101e8c40907091755n5aefe289r6eec14cf7f4287dc@mail.gmail.com> User-Agent: Alpine 2.00 (BSF 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Cc: freebsd-stable@freebsd.org Subject: Re: smbfs panic when lost connection or unmount --force X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 10 Jul 2009 11:10:04 -0000 On Fri, 10 Jul 2009, Oliver Pinter wrote: > It is a kernel panic, when force unmount the smbfs volume or lost the > connection with the samba server. This is a NULL pointer dereference in the kernel. Per Attilio's e-mail, a stack trace should help us track it down. Thanks! Robert N M Watson Computer Laboratory University of Cambridge > > -- > Thes OS is: > > > kern.ostype: FreeBSD > kern.osrelease: 7.2-STABLE > kern.osrevision: 199506 > kern.version: FreeBSD 7.2-STABLE #4: Sat Jun 27 21:44:32 CEST 2009 > root@oliverp:/usr/obj/usr/src/sys/stable > kern.osreldate: 702103 > > -- > make.conf: > > > CPUTYPE?=core2 > CFLAGS= -O2 -fno-strict-aliasing -pipe > MODULES_OVERRIDE=smbfs libiconv libmchain zfs opensolaris drm cd9660 > cd9660_iconv > > -- > panic message: > > Jul 10 01:58:39 oliverp syslogd: kernel boot file is /boot/kernel/kernel > Jul 10 01:58:39 oliverp kernel: kernel trap 12 with interrupts disabled > Jul 10 01:58:39 oliverp kernel: > Jul 10 01:58:39 oliverp kernel: > Jul 10 01:58:39 oliverp kernel: Fatal trap 12: page fault while in kernel mode > Jul 10 01:58:39 oliverp kernel: cpuid = 2; apic id = 02 > Jul 10 01:58:39 oliverp kernel: fault virtual address = 0x30 > Jul 10 01:58:39 oliverp kernel: fault code = supervisor read data, > page not present > Jul 10 01:58:39 oliverp kernel: instruction pointer = 0x8:0xffffffff80327fd0 > Jul 10 01:58:39 oliverp kernel: stack pointer = 0x10:0xffffff8078360940 > Jul 10 01:58:39 oliverp kernel: frame pointer = 0x10:0xffffff0004c31390 > Jul 10 01:58:39 oliverp kernel: code segment = base 0x0, limit > 0xfffff, type 0x1b > Jul 10 01:58:39 oliverp kernel: = DPL 0, pres 1, long 1, def32 0, gran 1 > Jul 10 01:58:39 oliverp kernel: processor eflags = resume, IOPL = 0 > Jul 10 01:58:39 oliverp kernel: current process = 60406 (smbiod0) > Jul 10 01:58:39 oliverp kernel: trap number = 12 > Jul 10 01:58:39 oliverp kernel: panic: page fault > Jul 10 01:58:39 oliverp kernel: cpuid = 2 > Jul 10 01:58:39 oliverp kernel: Uptime: 6h51m16s > Jul 10 01:58:39 oliverp kernel: Physical memory: 4087 MB > Jul 10 01:58:39 oliverp kernel: Dumping 2448 MB:Copyright (c) > 1992-2009 The FreeBSD Project. > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" >