From owner-freebsd-stable@FreeBSD.ORG Wed Feb 7 18:40:22 2007 Return-Path: X-Original-To: freebsd-stable@FreeBSD.org Delivered-To: freebsd-stable@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 35D8A16A402 for ; Wed, 7 Feb 2007 18:40:22 +0000 (UTC) (envelope-from marck@rinet.ru) Received: from woozle.rinet.ru (woozle.rinet.ru [195.54.192.68]) by mx1.freebsd.org (Postfix) with ESMTP id AB0FB13C494 for ; Wed, 7 Feb 2007 18:40:21 +0000 (UTC) (envelope-from marck@rinet.ru) Received: from localhost (localhost [127.0.0.1]) by woozle.rinet.ru (8.13.8/8.13.8) with ESMTP id l17IN1li049696 for ; Wed, 7 Feb 2007 21:23:01 +0300 (MSK) (envelope-from marck@rinet.ru) Date: Wed, 7 Feb 2007 21:23:01 +0300 (MSK) From: Dmitry Morozovsky To: freebsd-stable@FreeBSD.org Message-ID: <20070207211942.C14871@woozle.rinet.ru> X-NCC-RegID: ru.rinet X-OpenPGP-Key-ID: 6B691B03 MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-3.0 (woozle.rinet.ru [0.0.0.0]); Wed, 07 Feb 2007 21:23:02 +0300 (MSK) Cc: Subject: 6.2-STABLE crash int sched_4bsd (firefox) 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: Wed, 07 Feb 2007 18:40:22 -0000 Dear colleagues, Today, my work desktop machine (firefox leads to reboot while machine being in xlock !) I've got crashdump, debugging kernel and all that buzz. Excerpt: Unread portion of the kernel message buffer: kernel trap 12 with interrupts disabled Fatal trap 12: page fault while in kernel mode fault virtual address = 0x40658250 fault code = supervisor write, page not present instruction pointer = 0x20:0xc04c51e0 stack pointer = 0x28:0xefabfc30 frame pointer = 0x28:0xefabfc3c code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, def32 1, gran 1 processor eflags = resume, IOPL = 0 current process = 44349 (firefox-bin) trap number = 12 panic: page fault (kgdb) bt #0 doadump () at pcpu.h:165 #1 0xc04aff64 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:409 #2 0xc04b0296 in panic (fmt=0xc060d066 "%s") at /usr/src/sys/kern/kern_shutdown.c:565 #3 0xc05f7bec in trap_fatal (frame=0xefabfbf0, eva=0) at /usr/src/sys/i386/i386/trap.c:837 #4 0xc05f72c4 in trap (frame= {tf_fs = 8, tf_es = 40, tf_ds = 40, tf_edi = -959748648, tf_esi = -1067089536, tf_ebp = -273941444, tf_isp = -273941476, tf_ebx = 0, tf_edx = -1067089328, tf_ecx = 25, tf_eax = 1080394320, tf_trapno = 12, tf_err = 2, tf_eip = -1068740128, tf_cs = 32, tf_eflags = 65606, tf_esp = -959748648, tf_ss = -959748992}) at /usr/src/sys/i386/i386/trap.c:270 #5 0xc05e3a7a in calltrap () at /usr/src/sys/i386/i386/exception.s:139 #6 0xc04c51e0 in runq_add (rq=0xc0658180, ke=0xc6cb65d8, flags=3) at kern_switch.c:854 #7 0xc04c48a0 in sched_add (td=0xc6cb6480, flags=3) at /usr/src/sys/kern/sched_4bsd.c:1224 #8 0xc04c4f18 in setrunqueue (td=0xc710b900, flags=3) at kern_switch.c:602 #9 0xc04c475f in sched_switch (td=0xc710b900, newtd=0x0, flags=2) at /usr/src/sys/kern/sched_4bsd.c:934 #10 0xc04b7d5f in mi_switch (flags=2, newtd=0x0) at /usr/src/sys/kern/kern_synch.c:420 #11 0xc04d68d9 in ast (framep=0xefabfd38) at /usr/src/sys/kern/subr_trap.c:259 #12 0xc05e41cd in doreti_ast () at /usr/src/sys/i386/i386/exception.s:293 Any hints to find the bug? Sincerely, D.Marck [DM5020, MCK-RIPE, DM3-RIPN] ------------------------------------------------------------------------ *** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck@rinet.ru *** ------------------------------------------------------------------------