From owner-freebsd-bugs@FreeBSD.ORG Mon Apr 3 19:07:12 2006 Return-Path: X-Original-To: freebsd-bugs@freebsd.org Delivered-To: freebsd-bugs@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 1269D16A420 for ; Mon, 3 Apr 2006 19:07:12 +0000 (UTC) (envelope-from sbs-freebsdlist@nym.hush.com) Received: from smtp3.hushmail.com (smtp3.hushmail.com [65.39.178.135]) by mx1.FreeBSD.org (Postfix) with ESMTP id CD21843D64 for ; Mon, 3 Apr 2006 19:07:10 +0000 (GMT) (envelope-from sbs-freebsdlist@nym.hush.com) Received: from smtp3.hushmail.com (localhost.hushmail.com [127.0.0.1]) by smtp3.hushmail.com (Postfix) with SMTP id 3DCE9A3305 for ; Mon, 3 Apr 2006 12:07:09 -0700 (PDT) Received: from mailserver5.hushmail.com (mailserver5.hushmail.com [65.39.178.19]) by smtp3.hushmail.com (Postfix) with ESMTP for ; Mon, 3 Apr 2006 12:07:08 -0700 (PDT) Received: by mailserver5.hushmail.com (Postfix, from userid 65534) id 102DD33C2C; Mon, 3 Apr 2006 12:07:08 -0700 (PDT) Date: Mon, 3 Apr 2006 12:07:07 -0700 To: Cc: From: Content-type: text/plain; charset="UTF-8" Message-Id: <20060403190708.102DD33C2C@mailserver5.hushmail.com> Subject: Re: kern/94977: Kernel panic during normal server operations X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 03 Apr 2006 19:07:12 -0000 It occured again during normal operationson the same machine. The trace follows: su-2.05b# kgdb kernel.debug /var/crash/vmcore.1 [GDB will not be able to debug user-mode threads: /usr/lib/libthread_db.so: Undefined symbol "ps_pglobal_lookup"] GNU gdb 6.1.1 [FreeBSD] Copyright 2004 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "i386-marcel-freebsd". Unread portion of the kernel message buffer: ÀÈÁ Á ÁHÃÀÈÁ@ ÁÄ Á HÃÀÈÁ ÁÁ0HÃÀÈÁÀ ÁDÁ@HÃÀÈÁÁ ÁPHÃÀÈÁ@ÁÄÁ`HÃÀÈÁÁÁpHÃÀÈÁÀÁDÁHÃÀÈÁÁ ÁHÃÀÈÁ@ÁÄÁ HÃÀÈÁÁÁ°HÃÀÈÁÀÁDÁÀHÃÀÈÁÁ ÁÐHÃÀÈÁ@ÁÄÁàHÃÀÈÁÁÁðHÃÀÈÁÀÁDÁIÃÀÈÁÁ ÁIÃÀÈÁ@ÁÄÁ IÃÀÈÁÁÁ #0 doadump () at pcpu.h:165 165 __asm __volatile("movl %%fs:0,%0" : "=r" (td)); (kgdb) bt #0 doadump () at pcpu.h:165 #1 0xc063aaeb in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:399 #2 0xc063ae11 in panic (fmt=0xc0857082 "%s") at /usr/src/sys/kern/kern_shutdown.c:555 #3 0xc080feb8 in trap_fatal (frame=0xe8ee2bcc, eva=36) at /usr/src/sys/i386/i386/trap.c:831 #4 0xc080f62e in trap (frame= {tf_fs = -1067188216, tf_es = -988676056, tf_ds = - 1064173528, tf_edi = -988651136, tf_esi = -988651136, tf_ebp = - 387044320, tf_isp = -387044360, tf_ebx = -940908544, tf_edx = - 988651136, tf_ecx = -1013665408, tf_eax = 0, tf_trapno = 12, tf_err = 0, tf_eip = -1067075252, tf_cs = 32, tf_eflags = 65666, tf_esp = 182, tf_ss = 0}) at /usr/src/sys/i386/i386/trap.c:267 #5 0xc07fccba in calltrap () at /usr/src/sys/i386/i386/exception.s:139 #6 0xc065b94c in propagate_priority (td=0xc5126180) at /usr/src/sys/kern/subr_turnstile.c:233 #7 0xc065c265 in turnstile_wait (lock=0xc6cef68c, owner=0xc5126180) at /usr/src/sys/kern/subr_turnstile.c:628 #8 0xc0631fbc in _mtx_lock_sleep (m=0xc6cef68c, tid=3354058752, opts=0, file=0x0, line=0) at /usr/src/sys/kern/kern_mutex.c:553 #9 0xc06458dc in thread_single (mode=0) at /usr/src/sys/kern/kern_thread.c:789 #10 0xc0623a37 in fork1 (td=0xc7eae000, flags=20, pages=0, procp=0xe8ee2cd4) at /usr/src/sys/kern/kern_fork.c:256 #11 0xc06237f4 in fork (td=0xc7eae000, uap=0xe8ee2d04) at /usr/src/sys/kern/kern_fork.c:96 #12 0xc08101ff in syscall (frame= {tf_fs = 136970299, tf_es = 59, tf_ds = -1083244485, tf_edi = 144114688, tf_esi = 0, tf_ebp = -1091625256, tf_isp = -387043996, tf_ebx = 673227964, tf_edx = 673228708, tf_ecx = 673228708, tf_eax = 2, tf_trapno = 12, tf_err = 2, tf_eip = 673518727, tf_cs = 51, tf_eflags = 646, tf_esp = -1091625332, tf_ss = 59}) at /usr/src/sys/i386/i386/trap.c:976 #13 0xc07fcd0f in Xint0x80_syscall () at /usr/src/sys/i386/i386/exception.s:200 #14 0x00000033 in ?? () Previous frame inner to this frame (corrupt stack?) (kgdb)