From owner-freebsd-current Wed May 5 7:41:35 1999 Delivered-To: freebsd-current@freebsd.org Received: from lor.watermarkgroup.com (lor.watermarkgroup.com [207.202.73.33]) by hub.freebsd.org (Postfix) with ESMTP id 3E69014BEE for ; Wed, 5 May 1999 07:41:32 -0700 (PDT) (envelope-from luoqi@watermarkgroup.com) Received: (from luoqi@localhost) by lor.watermarkgroup.com (8.8.8/8.8.8) id KAA09586; Wed, 5 May 1999 10:41:31 -0400 (EDT) (envelope-from luoqi) Date: Wed, 5 May 1999 10:41:31 -0400 (EDT) From: Luoqi Chen Message-Id: <199905051441.KAA09586@lor.watermarkgroup.com> To: current@FreeBSD.ORG, darius@dons.net.au Subject: Re: SMP & APM Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > Hi, > Has anyone tried having APM and SMP in the same kernel? It panic()'s mine :) > > Basically the machine panics a few seconds after I do 'apmconf -e'. apm seems > to return normal values though. > > I've attached a sample output from APM, dmesg and my kernel config. > > I get a trap 12: page fault in kernel mode > mp_lock = 01000009; cpuid = 1; lapic.id = 01000000 > fault virtual address = 0x75f0 > fault code = supervisor read, page not present > interrupt pointer = 0x8:0xc0208a4c > stack pointer = 0x10:0xff80dd78 > frame pointer = 0x10:0xff80dd7c > 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 = Idle > interrupt mask = <- SMP: XXX > > Also, nm kernel.debug | sort shows that 0xc0208a4c is in Xbpt > Are you sure it's in Xbpt? Xbpt has only 6 lines of code and none of them is likely to generate a page fault. What's the address of symbol Xbpt? > --- > Daniel O'Connor software and network engineer > for Genesis Software - http://www.gsoft.com.au > "The nice thing about standards is that there > are so many of them to choose from." > -- Andrew Tanenbaum > -lq To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message