From owner-freebsd-hackers@FreeBSD.ORG Wed Dec 7 22:10:07 2005 Return-Path: X-Original-To: hackers@freebsd.org Delivered-To: freebsd-hackers@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 8E58416A424 for ; Wed, 7 Dec 2005 22:10:07 +0000 (GMT) (envelope-from danilo.asara@gmail.com) Received: from wproxy.gmail.com (wproxy.gmail.com [64.233.184.199]) by mx1.FreeBSD.org (Postfix) with ESMTP id BF37943D55 for ; Wed, 7 Dec 2005 22:10:06 +0000 (GMT) (envelope-from danilo.asara@gmail.com) Received: by wproxy.gmail.com with SMTP id i23so445230wra for ; Wed, 07 Dec 2005 14:10:06 -0800 (PST) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:subject:from:to:content-type:date:message-id:mime-version:x-mailer:content-transfer-encoding; b=e0kG8t9GRQT4b/NIobEUkjtNCDWZHpqBJ7CSzcKTAiZep/Jibb1Kvh/nWUsER6FIiYUb7PwZCHnDB7DqW+IZ3LqU1gNhrEdQAcQhQcbxSU+Om/1ikKx/CME5DioR2snu9lR45pL46ECJLT23FzKkmUJYar1QOvQeLZl/DeHRKRQ= Received: by 10.65.145.9 with SMTP id x9mr2310839qbn; Wed, 07 Dec 2005 14:10:04 -0800 (PST) Received: from ?192.168.0.2? ( [62.101.126.222]) by mx.gmail.com with ESMTP id f18sm1068957qba.2005.12.07.14.10.04; Wed, 07 Dec 2005 14:10:04 -0800 (PST) From: Danilo Asara To: hackers@FreeBSD.org Content-Type: text/plain Date: Wed, 07 Dec 2005 23:09:54 +0100 Message-Id: <1133993394.1426.2.camel@localhost> Mime-Version: 1.0 X-Mailer: Evolution 2.4.2 FreeBSD GNOME Team Port Content-Transfer-Encoding: 7bit X-Mailman-Approved-At: Wed, 07 Dec 2005 22:13:03 +0000 Cc: Subject: Fatal trap 12: page fault while in kernel mode X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 07 Dec 2005 22:10:07 -0000 danilo@resolza [~]$ uname -a FreeBSD resolza.fastwebnet.it 6.0-STABLE FreeBSD 6.0-STABLE #0: Fri Nov18 11:19:38 CET root@resolza.fastwebnet.it:/usr/obj/usr/src/sys/RESOLZA i386 danilo@resolza [~]$ root@resolza [/usr/crash]# kgdb kernel.debug.0 vmcore.0 [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: Fatal trap 12: page fault while in kernel mode cpuid = 0; apic id = 00 fault virtual address = 0x0 fault code = supervisor read, page not present instruction pointer = 0x20:0xc0500411 stack pointer = 0x28:0xef58fcac frame pointer = 0x28:0xef58fcdc 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 = 722 (artsd) trap number = 12 panic: page fault cpuid = 0 KDB: stack backtrace: kdb_backtrace(100,c2a83a80,28,ef58fc6c,c) at kdb_backtrace+0x29 panic(c06b2fec,c06d9f5b,0,fffff,c09b) at panic+0x114 trap_fatal(ef58fc6c,0,c2a83a80,c2890bb8,c) at trap_fatal+0x2ca trap_pfault(ef58fc6c,0,0) at trap_pfault+0x1d7 trap(8,28,28,c2ea9e70,c2a83a80) at trap+0x2fd calltrap() at calltrap+0x5 --- trap 0xc, eip = 0xc0500411, esp = 0xef58fcac, ebp = 0xef58fcdc --- kse_release(c2a83a80,ef58fd04,1,0,200292) at kse_release+0x165 syscall(3b,3b,3b,80f2100,81) at syscall+0x2bf Xint0x80_syscall() at Xint0x80_syscall+0x1f --- syscall (383, FreeBSD ELF32, kse_release), eip = 0x287d81af, esp = 0xbf9fef30, ebp = 0xbf9fef8c --- Uptime: 12h9m20s Dumping 1023 MB (2 chunks) chunk 0: 1MB (159 pages) ... ok chunk 1: 1023MB (261872 pages) 1007 991 975 959 943 927 911 895 879 863 847 831 815 799 783 767 751 735 719 703 687 671 655 639 623 607 591 575 559 543 527 511 495 479 463 447 431 415 399 383 367 351 335 319 303 287 271 255 239 223 207 191 175 159 143 127 111 95 79 63 47 31 15 #0 doadump () at pcpu.h:165 165 pcpu.h: No such file or directory. in pcpu.h (kgdb) where #0 doadump () at pcpu.h:165 #1 0xc05132bf in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:399 #2 0xc0513615 in panic (fmt=0xc06b2fec "%s") at /usr/src/sys/kern/kern_shutdown.c:555 #3 0xc068d8ca in trap_fatal (frame=0xef58fc6c, eva=0) at /usr/src/sys/i386/i386/trap.c:831 #4 0xc068d5d7 in trap_pfault (frame=0xef58fc6c, usermode=0, eva=0) at /usr/src/sys/i386/i386/trap.c:742 #5 0xc068d1ed in trap (frame= {tf_fs = 8, tf_es = 40, tf_ds = 40, tf_edi = -1024811408, tf_esi = -1029162368, tf_ebp = -279380772, tf_isp = -279380840, tf_ebx = -1026066384, tf_edx = -1029162368, tf_ecx = -1026066303, tf_eax = 0, tf_trapno = 12, tf_err = 0, tf_eip = -1068497903, tf_cs = 32, tf_eflags = 2687622, tf_esp = -1036728832, tf_ss = 30}) at /usr/src/sys/i386/i386/trap.c:432 #6 0xc067aaca in calltrap () at /usr/src/sys/i386/i386/exception.s:139 #7 0xc0500411 in kse_release (td=0xc2a83a80, uap=0xef58fd04) at /usr/src/sys/kern/kern_kse.c:428 #8 0xc068dc0f in syscall (frame= {tf_fs = 59, tf_es = 59, tf_ds = 59, tf_edi = 135209216, tf_esi = 129, tf_ebp = -1080037492, tf_isp = -279380636, tf_ebx = 679326900, tf_edx = 3, tf_ecx = 31, tf_eax = 383, tf_trapno = 32, tf_err = 2, tf_eip = 679313839, tf_cs = 51, tf_eflags = 2097810, tf_esp = -1080037584, tf_ss = 59}) at /usr/src/sys/i386/i386/trap.c:976 #9 0xc067ab1f in Xint0x80_syscall () at /usr/src/sys/i386/i386/exception.s:200 #10 0x00000033 in ?? () Previous frame inner to this frame (corrupt stack?)