From owner-freebsd-stable@FreeBSD.ORG Mon May 4 19:22:19 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 10CD41065686 for ; Mon, 4 May 2009 19:22:19 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from cyrus.watson.org (cyrus.watson.org [65.122.17.42]) by mx1.freebsd.org (Postfix) with ESMTP id D7C778FC0C for ; Mon, 4 May 2009 19:22:18 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from bigwig.baldwin.cx (66.111.2.69.static.nyinternet.net [66.111.2.69]) by cyrus.watson.org (Postfix) with ESMTPSA id 8D4B446B8A; Mon, 4 May 2009 15:22:18 -0400 (EDT) Received: from jhbbsd.hudson-trading.com (unknown [209.249.190.8]) by bigwig.baldwin.cx (Postfix) with ESMTPA id 841E08A026; Mon, 4 May 2009 15:22:17 -0400 (EDT) From: John Baldwin To: freebsd-stable@freebsd.org Date: Mon, 4 May 2009 10:15:32 -0400 User-Agent: KMail/1.9.7 References: <910e60e80905021111v1ef2d386j17db9bccb953b609@mail.gmail.com> In-Reply-To: <910e60e80905021111v1ef2d386j17db9bccb953b609@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200905041015.32695.jhb@freebsd.org> X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.0.1 (bigwig.baldwin.cx); Mon, 04 May 2009 15:22:17 -0400 (EDT) X-Virus-Scanned: clamav-milter 0.95 at bigwig.baldwin.cx X-Virus-Status: Clean X-Spam-Status: No, score=-1.5 required=4.2 tests=AWL,BAYES_00, DATE_IN_PAST_03_06,RDNS_NONE autolearn=no version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on bigwig.baldwin.cx Cc: dikshie Subject: Re: #0 sched_switch (td=0xc579b230, newtd=Variable "newtd" is not available. 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: Mon, 04 May 2009 19:22:19 -0000 On Saturday 02 May 2009 2:11:59 pm dikshie wrote: > is this known bug? > > Fatal trap 12: page fault while in kernel mode > cpuid = 0; apic id = 00 > fault virtual address = 0x8c000180 > fault code = supervisor read, page not present > instruction pointer = 0x20:0xc063d904 > stack pointer = 0x28:0xe7704608 > frame pointer = 0x28:0xe7704620 > 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 = 2013 (firefox-bin) > trap number = 12 > panic: page fault > cpuid = 0 > Uptime: 5h1m34s > Physical memory: 2038 MB > Dumping 194 MB: 179 163 147 131 115 99 83 (CTRL-C to abort) 67 > (CTRL-C to abort) (CTRL-C to abort) (CTRL-C to abort) 51 (CTRL-C to > abort) 35 19 3 > > kgdb: kvm_read: invalid address (0x4c414e52) > kgdb: kvm_read: invalid address (0x35b2e804) > kgdb: kvm_read: invalid address (0x5502) > kgdb: kvm_read: invalid address (0x6a02) > Reading symbols from /boot/kernel/geom_journal.ko...Reading symbols > from /boot/kernel/geom_journal.ko.symbols...done. > done. > Loaded symbols for /boot/kernel/geom_journal.ko > Reading symbols from /boot/kernel/acpi_ibm.ko...Reading symbols from > /boot/kernel/acpi_ibm.ko.symbols...done. > done. > Loaded symbols for /boot/kernel/acpi_ibm.ko > Reading symbols from /boot/kernel/acpi.ko...Reading symbols from > /boot/kernel/acpi.ko.symbols...done. > done. > Loaded symbols for /boot/kernel/acpi.ko > Reading symbols from /boot/kernel/linprocfs.ko...Reading symbols from > /boot/kernel/linprocfs.ko.symbols...done. > done. > Loaded symbols for /boot/kernel/linprocfs.ko > Reading symbols from /boot/kernel/linux.ko...Reading symbols from > /boot/kernel/linux.ko.symbols...done. > done. > Loaded symbols for /boot/kernel/linux.ko > #0 sched_switch (td=0xc579b230, newtd=Variable "newtd" is not available. > ) at /usr/src/sys/kern/sched_ule.c:1944 > 1944 cpuid = PCPU_GET(cpuid); > (kgdb) Please get a backtrace using 'bt'. Also, 'l *0xc063d904' may also be useful. -- John Baldwin