From owner-freebsd-current@FreeBSD.ORG Fri Jul 1 21:15:14 2005 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id C8B2516A41C for ; Fri, 1 Jul 2005 21:15:14 +0000 (GMT) (envelope-from rik@cronyx.ru) Received: from hanoi.cronyx.ru (hanoi.cronyx.ru [144.206.181.53]) by mx1.FreeBSD.org (Postfix) with ESMTP id 47DC743D1D for ; Fri, 1 Jul 2005 21:15:14 +0000 (GMT) (envelope-from rik@cronyx.ru) Received: (from root@localhost) by hanoi.cronyx.ru (8.13.0/vak/3.0) id j61LCCde021222 for freebsd-current@freebsd.org.checked; Sat, 2 Jul 2005 01:12:12 +0400 (MSD) (envelope-from rik@cronyx.ru) Received: from cronyx.ru (localhost.cronyx.ru [127.0.0.1]) by hanoi.cronyx.ru (8.13.0/vak/3.0) with ESMTP id j61L9aUe021173; Sat, 2 Jul 2005 01:09:36 +0400 (MSD) (envelope-from rik@cronyx.ru) Message-ID: <42C5AEE9.6060703@cronyx.ru> Date: Sat, 02 Jul 2005 01:00:25 +0400 From: Roman Kurakin User-Agent: Mozilla/5.0 (X11; U; Linux i686; ru-RU; rv:1.2.1) Gecko/20030426 X-Accept-Language: ru-ru, en MIME-Version: 1.0 To: "Bjoern A. Zeeb" References: <42C55974.5010505@cronyx.ru> In-Reply-To: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Cc: freebsd-current@freebsd.org Subject: Re: LOR-050701 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: Fri, 01 Jul 2005 21:15:15 -0000 Bjoern A. Zeeb: >On Fri, 1 Jul 2005, Roman Kurakin wrote: > > >>Hi, >> >> It seems that I have a new one LOR. Observed with yesterday current. >>Sorry I can post only images for now: >> >>http://www.cronyx.ru/~rik/freebsd/lor/img_0831s.jpg >>http://www.cronyx.ru/~rik/freebsd/lor/img_0832s.jpg >> >>I hope this would be useful either. If I will have a time I'll produce a >>txt file, but >>I can't promise. >> >> > >no need to do anymore though I think the LOR might be a false positive >resulting from trap... > >See LOR 106 on "the LOR page": > http://sources.zabbadoz.net/freebsd/lor.html#106 > Thanks! > >And that should be about what's on the pictures w/o thre Fatal trap 12 >while in kernel mode... > >lock order reversal > 1st 0xc1061084 system map (system map) @ sys/vm/vm_map.c:2997 > 2nd 0xc0915a24 user map (user map) @ sys/vm/vm_map.c:2997 >KDB: stack backtrace: >kdb_backtrace(0,ffffffff,c09286d8,c0928480,c08b45cc) at kdb_backtrace+0x29 >witness_checkorder(c0915a24,9,c086a1f1,bb5) at witness_checkorder+0x564 >_sx_xlock(c0915a1f1,bb5) at _sx_lock+0x50 >_vm_map_lock_read(c09159e0,c086a1f1,bb5,10000004,c132a868) at _vm_map_lock_read+0x37 >vm_map_lookup(c7d8a994,0,1,c7d8a998,c7d8a988) at vm_map_lookup+0x28 >vm_fault(c09159e0,0,1,0,c12fe480) at vm_fault+0x66 >trap_pfault(c7d8aa5c,0,5a) at trap_fault+0xee >trap(c0090008,c7d80028,2070028,2,c132a800) at trap+0x33d >calltrap() at calltrap+0x5 >--- trap 0xc, eip = 0xc077d4bf, esp = 0xc7d8aa9c, ebp = 0xc7d8ab68 --- >vm_fault(c1061000,c009e000,2,0,c12fe480) at vm_fault+0x1e3 >trap_pfault(c7d8abd4,0,c009effe) at trap_pfault+0x137 >trap(c12f0008,bcf20028,c1320028,c009effe,c12aaffe) at trap+0x33d >calltrap() at calltrap+0x5 >--- trap 0xc, eip = 0xc07e647d, esp = 0xc7d8ac14, ebp = 0xc7d8ac34 --- >generic_bcopy(c0991308,7cf,c09912ec,7cf,fffff832) at gener_bcopy+0x41 >vga_txtdraw(c09912e0,7cf,fffff832,0) at vga_txtdraw+0xbe >scrn_update(c09912e0,1) at scrn_update+0x22d >scrn_timer(c09997e60) at scrn_timer+0x1f4 >softclock(0) at softclock+0x1e7 >ithread_loop(c1329480,c7d8ad38,c1329480,c061b418,0) at >ithread_loop+0x11c >fork_exit(c061b418,c1329480,c7d8ad38) at fork_exit+0xa0 >fork_trampoline() at fork_trampoline+0x8 >--- trap 0x1, eip = 0, esp = 0xc7d8ad6c, ebp = 0 --- > > >