From owner-freebsd-current@FreeBSD.ORG Thu Sep 6 12:29:19 2007 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id DF48E16A419 for ; Thu, 6 Sep 2007 12:29:19 +0000 (UTC) (envelope-from keramida@freebsd.org) Received: from igloo.linux.gr (igloo.linux.gr [62.1.205.36]) by mx1.freebsd.org (Postfix) with ESMTP id 5967B13C4D9 for ; Thu, 6 Sep 2007 12:29:19 +0000 (UTC) (envelope-from keramida@freebsd.org) Received: from kobe.laptop (vader.bytemobile.ondsl.gr [83.235.244.135]) (authenticated bits=128) by igloo.linux.gr (8.14.1/8.14.1/Debian-8) with ESMTP id l86CSkIu011106 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT) for ; Thu, 6 Sep 2007 15:29:04 +0300 Received: from kobe.laptop (kobe.laptop [127.0.0.1]) by kobe.laptop (8.14.1/8.14.1) with ESMTP id l86CSNF8001810 for ; Thu, 6 Sep 2007 15:28:41 +0300 (EEST) (envelope-from keramida@freebsd.org) Received: (from keramida@localhost) by kobe.laptop (8.14.1/8.14.1/Submit) id l86CSNJm001809 for current@freebsd.org; Thu, 6 Sep 2007 15:28:23 +0300 (EEST) (envelope-from keramida@freebsd.org) Date: Thu, 6 Sep 2007 15:28:23 +0300 From: Giorgos Keramidas To: current@freebsd.org Message-ID: <20070906122822.GA1723@kobe.laptop> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Hellug-MailScanner: Found to be clean X-Hellug-MailScanner-SpamCheck: not spam, SpamAssassin (not cached, score=-4.076, required 5, autolearn=not spam, ALL_TRUSTED -1.80, AWL 0.32, BAYES_00 -2.60) X-Hellug-MailScanner-From: keramida@freebsd.org X-Spam-Status: No Cc: Subject: Anyone seen this panic? X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 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: Thu, 06 Sep 2007 12:29:20 -0000 A relatively CURRENT kernel from: FreeBSD kobe 7.0-CURRENT FreeBSD 7.0-CURRENT #0: Sun Sep 2 03:46:34 EEST 2007 just panicked on me with the following backtrace: (kgdb) bt #0 doadump () at pcpu.h:195 #1 0xc05bcb0e in boot (howto=260) at /home/build/src/sys/kern/kern_shutdown.c:409 #2 0xc05bcdcb in panic (fmt=Variable "fmt" is not available. ) at /home/build/src/sys/kern/kern_shutdown.c:563 #3 0xc081bfb3 in trap_fatal (frame=0xd5e8f934, eva=3216998400) at /home/build/src/sys/i386/i386/trap.c:872 #4 0xc081c890 in trap (frame=0xd5e8f934) at /home/build/src/sys/i386/i386/trap.c:277 #5 0xc08026eb in calltrap () at /home/build/src/sys/i386/i386/exception.s:139 #6 0xc0819e4c in slow_copyout () at /home/build/src/sys/i386/i386/support.s:772 Previous frame inner to this frame (corrupt stack?) (kgdb) Does this look familiar to anyone? Line 772 of support.s is here: 767 #if defined(I586_CPU) && defined(DEV_NPX) 768 ALIGN_TEXT 769 slow_copyout: 770 #endif 771 shrl $2,%ecx 772 cld 773 rep 774 movsl 775 movb %bl,%cl 776 andb $3,%cl 777 rep 778 movsb