From owner-freebsd-current Mon Jun 23 03:06:44 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.5/8.8.5) id DAA26199 for current-outgoing; Mon, 23 Jun 1997 03:06:44 -0700 (PDT) Received: from shadows.aeon.net (shadows.aeon.net [194.100.41.1]) by hub.freebsd.org (8.8.5/8.8.5) with ESMTP id DAA26191 for ; Mon, 23 Jun 1997 03:06:33 -0700 (PDT) Received: (from bsdcur@localhost) by shadows.aeon.net (8.8.5/8.8.3) id NAA15233 for current@freebsd.org; Mon, 23 Jun 1997 13:04:48 +0300 (EET DST) From: mika ruohotie Message-Id: <199706231004.NAA15233@shadows.aeon.net> Subject: Re: page fault In-Reply-To: <19970605223427.LN28350@uriah.heep.sax.de> from J Wunsch at "Jun 5, 97 10:34:27 pm" To: current@freebsd.org Date: Mon, 23 Jun 1997 13:04:48 +0300 (EET DST) X-Mailer: ELM [version 2.4ME+ PL31 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-current@freebsd.org X-Loop: FreeBSD.org Precedence: bulk [older crash i had] > > #5 0xf0103e2c in cd9660_getattr (ap=0x0) > > at ../../isofs/cd9660/cd9660_vnops.c:253 > It looks suspicious regarding your hardware. If you never touched the > cd9660 filesystem code (which would at least require a previous mount i caught itcrashing again, with a dump... (kgdb) symbol-file kernel.debug Reading symbols from kernel.debug...done. (kgdb) exec-file /var/crash/kernel.3 (kgdb) core-file /var/crash/vmcore.3 IdlePTD 225000 current pcb at 203374 panic: page fault (see, i'm learning =) 'config -g' and 'strip -d' used) #0 boot (howto=256) at ../../kern/kern_shutdown.c:266 266 dumppcb.pcb_cr3 = rcr3(); (kgdb) where #0 boot (howto=256) at ../../kern/kern_shutdown.c:266 #1 0xf011523a in panic (fmt=0xf01c788f "page fault") at ../../kern/kern_shutdown.c:393 #2 0xf01c853a in trap_fatal (frame=0xf521bca3) at ../../i386/i386/trap.c:773 #3 0xf01c7fe9 in trap_pfault (frame=0xf521bca3, usermode=0) at ../../i386/i386/trap.c:680 #4 0xf01c7c1b in trap (frame={tf_es = 16, tf_ds = 16, tf_edi = -267550720, tf_esi = -267976704, tf_ebp = -182338293, tf_isp = -182338357, tf_ebx = 1630872320, tf_edx = 768, tf_ecx = 0, tf_eax = -9021303, tf_trapno = 12, tf_err = 0, tf_eip = -267370639, tf_cs = 8, tf_eflags = 66194, tf_esp = -1759011088, tf_ss = 226492656}) at ../../i386/i386/trap.c:319 #5 0xf0103f71 in cd9660_getattr (ap=0x210620f0) at ../../isofs/cd9660/cd9660_vnops.c:286 #6 0x1d45d8f5 in ?? () Cannot access memory at address 0x21bd40f4. (kgdb) frame 5 #5 0xf0103f71 in cd9660_getattr (ap=0x210620f0) at ../../isofs/cd9660/cd9660_vnops.c:286 286 vap->va_type = vp->v_type; this is again as much as it was listing, nothing more. and it's NOT the first time i see that particular memory address in a crashing message. (0x21bd40f4) it's hardware, right? but if it's the memory, why am i not failing when i make world/kernel, or artificially fill the ram? just _occasionally_ it crashes the machine. my box itself is well cooled, there's an extra 80mm fan and everything feels cool. > cheers, J"org mickey