From owner-freebsd-stable@FreeBSD.ORG Thu Nov 16 21:34:42 2006 Return-Path: X-Original-To: freebsd-stable@freebsd.org Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 5086116A4CA for ; Thu, 16 Nov 2006 21:34:42 +0000 (UTC) (envelope-from vincent@xtra-net.org) Received: from ns1.xtra-net.be (ns1.xtra-net.be [195.162.200.90]) by mx1.FreeBSD.org (Postfix) with SMTP id 1950943D46 for ; Thu, 16 Nov 2006 21:34:40 +0000 (GMT) (envelope-from vincent@xtra-net.org) Received: (qmail 13807 invoked from network); 16 Nov 2006 21:34:39 -0000 Received: from unknown (HELO sbepfkaa.srv.xtra-net.be) (172.16.66.66) by 0 with SMTP; 16 Nov 2006 21:34:39 -0000 Received: (qmail 55933 invoked from network); 16 Nov 2006 21:33:54 -0000 Received: from wbedllfs.intranet.xtra-net.be (HELO wbemfkaa.net.xtra-net.be) (172.16.66.1) by 0 with SMTP; 16 Nov 2006 21:33:54 -0000 From: Vincent Blondel To: freebsd-stable@freebsd.org In-Reply-To: <20061116210151.GA68673@xor.obsecurity.org> References: <1163621364.85632.12.camel@wbemfkaa.net.xtra-net.be> <1163692748.2792.10.camel@wbemfkaa.net.xtra-net.be> <20061116161706.GB65054@xor.obsecurity.org> <1163695124.2792.16.camel@wbemfkaa.net.xtra-net.be> <20061116210151.GA68673@xor.obsecurity.org> Content-Type: text/plain Date: Thu, 16 Nov 2006 22:34:09 +0100 Message-Id: <1163712849.8157.5.camel@wbemfkaa.net.xtra-net.be> Mime-Version: 1.0 X-Mailer: Evolution 2.6.3 FreeBSD GNOME Team Port Content-Transfer-Encoding: 7bit Cc: vincent@xtra-net.org, kris@obsecurity.org Subject: Re: kernel crash ... 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: Thu, 16 Nov 2006 21:34:42 -0000 Kris, You are speaking about backtrace but sorry I do not know what does exactly this command. Anyway, I see I did not give you result of backtrace for the second kernel panic (this one I had this morning ..) so maybe are you waiting for this result : --- root@sbepfkaa [/usr/obj/usr/src/sys/S2468GN] # kgdb kernel.debug /var/crash/v > [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: x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, def32 1, gran 1 processor eflags = interrupt enabled, resume, IOPL = 0 current process = 14294 (mailwrapper) trap number = 12 panic: page fault cpuid = 0 Uptime: 6h23m20s Dumping 1023 MB (2 chunks) chunk 0: 1MB (159 pages) ... ok chunk 1: 1023MB (261760 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) backtrace #0 doadump () at pcpu.h:165 #1 0xc04e3436 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:409 #2 0xc04e375d in panic (fmt=0xc064447a "%s") at /usr/src/sys/kern/kern_shutdown.c:565 #3 0xc062bd30 in trap_fatal (frame=0xe71cf9f4, eva=2378418688) at /usr/src/sys/i386/i386/trap.c:837 #4 0xc062ba6f in trap_pfault (frame=0xe71cf9f4, usermode=0, eva=2378418688) at /usr/src/sys/i386/i386/trap.c:745 #5 0xc062b6c9 in trap (frame= {tf_fs = 8, tf_es = 40, tf_ds = 40, tf_edi = 135012352, tf_esi = 176128, tf_ebp = -417531336, tf_isp = -417531360, tf_ebx = -999349952, tf_edx = -968498816, tf_ecx = 4, tf_eax = 1, tf_trapno = 12, tf_err = 0, tf_eip = -1067261688, tf_cs = 32, tf_eflags = 66050, tf_esp = -1057182640, tf_ss = -417531320}) at /usr/src/sys/i386/i386/trap.c:435 #6 0xc061810a in calltrap () at /usr/src/sys/i386/i386/exception.s:139 #7 0xc062e108 in sf_buf_free (sf=0xc46f2140) at /usr/src/sys/i386/i386/vm_machdep.c:783 #8 0xc05e1d6c in vm_imgact_unmap_page (sf=0x1) at /usr/src/sys/vm/vm_glue.c:307 #9 0xc04b3ca8 in elf32_load_section (vmspace=0xc4dc1b90, object=0xc7c3a084, offset=490048, vmaddr=0x80c0a40
, memsz=180788, filsz=9344, prot=3 '\003', pagesize=4096) at /usr/src/sys/kern/imgact_elf.c:434 #10 0xc04b424b in exec_elf32_imgact (imgp=0xe71cfbe8) at /usr/src/sys/kern/imgact_elf.c:694 #11 0xc04c808e in do_execve (td=0xc645e180, args=0xe71cfcb4, mac_p=0x0) at /usr/src/sys/kern/kern_exec.c:426 #12 0xc04c7d94 in kern_execve (td=0xc645e180, args=0xe71cfcb4, mac_p=0x0) at /usr/src/sys/kern/kern_exec.c:264 #13 0xc04c7c9a in execve (td=0xc645e180, uap=0x1) at /usr/src/sys/kern/kern_exec.c:188 #14 0xc062c077 in syscall (frame= {tf_fs = 59, tf_es = 59, tf_ds = 59, tf_edi = 134525001, tf_esi = 134524992, tf_ebp = -1077940664, tf_isp = -417530524, tf_ebx = -1077940692, tf_edx = 1, tf_ecx = 134529024, tf_eax = 59, tf_trapno = 12, tf_err = 2, tf_eip = 671913639, tf_cs = 51, tf_eflags = 514, tf_esp = -1077940732, tf_ss = 59}) at /usr/src/sys/i386/i386/trap.c:983 #15 0xc061815f in Xint0x80_syscall () at /usr/src/sys/i386/i386/exception.s:200 #16 0x00000033 in ?? () Previous frame inner to this frame (corrupt stack?) (kgdb) quit root@sbepfkaa [/usr/obj/usr/src/sys/S2468GN] # --- Vincent On Thu, 2006-11-16 at 16:01 -0500, Kris Kennaway wrote: > On Thu, Nov 16, 2006 at 05:38:44PM +0100, Vincent Blondel wrote: > > > > Hello Kris, > > > > You can find below a generic make.conf I use to compile src/ports on my > > all machines ( only AMD Athlon XP/MP ). > > > > .CPUTYPE != sysctl hw.model |sed 's/ //g' > > .if ${.CPUTYPE:M*AMDAthlon(tm)XP*} > > CFLAGS= -march=athlon-xp > > .endif > > .if ${.CPUTYPE:M*AMDAthlon(tm)MP*} > > CFLAGS= -march=athlon-mp > > .endif > > CFLAGS+= -O -pipe > > CFLAGS+= -mno-mmx -mno-3dnow -mno-sse -mno-sse2 -mno-sse3 > > .if ${.CURDIR:M/usr/src/*} > > CFLAGS+= -fno-strict-aliasing > > .endif > > .if ${.CURDIR:M/usr/ports/*} > > CFLAGS+= -Os -fomit-frame-pointer > > .endif > > COPTFLAGS= -O -pipe > > I think you have the -fno-strict-aliasing backwards, BTW: /usr/src > should be safe to compile with -fstrict-aliasing (but it's only > enabled by default at -O2, so that's a NOP for you anyway), but ports > definitely are not in general. > > Also you might as well use CPUTYPE instead of manually setting CFLAGS > to do the same thing. > > Anyway, this doesn't seem to be the cause of your problems so I don't > know why your backtraces are garbage. Maybe you can try backtracing > in DDB when you get a panic and see what that says instead. > > Kris