From owner-freebsd-current Wed Apr 17 20:25:56 2002 Delivered-To: freebsd-current@freebsd.org Received: from fledge.watson.org (fledge.watson.org [204.156.12.50]) by hub.freebsd.org (Postfix) with ESMTP id 3B94B37B416 for ; Wed, 17 Apr 2002 20:25:52 -0700 (PDT) Received: from fledge.watson.org (fledge.pr.watson.org [192.0.2.3]) by fledge.watson.org (8.11.6/8.11.6) with SMTP id g3I3Phw36576 for ; Wed, 17 Apr 2002 23:25:43 -0400 (EDT) (envelope-from robert@fledge.watson.org) Date: Wed, 17 Apr 2002 23:25:43 -0400 (EDT) From: Robert Watson X-Sender: robert@fledge.watson.org To: current@FreeBSD.org Subject: Fatal trap 9: general protection fault while in kernel mode Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Same configuration as before: netbooted dual processor box, local /usr/obj, swap, and nfs-mounted everything else. World build -j 8. crash1# make -j 8 buildworld >& /tmp/build.out lock order reversal 1st 0xc8e9c984 DIRHASH (UMA zone) @ ../../../vm/uma_core.c:533 2nd 0xc082aa94 PCPU KMAP ENTRY (UMA cpu) @ ../../../vm/uma_core.c:1301 Debugger("witness_lock") kernel trap 9 with interrupts disabled Fatal trap 9: general protection fault while in kernel mode cpuid = 0; lapic.id = 00000000 instruction pointer = 0x8:0xc0385dee stack pointer = 0x10:0xc9e59d40 frame pointer = 0x10:0xc9e59d78 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, def32 1, gran 1 processor eflags = resume, IOPL = 0 current process = 10305 (cc1) kernel: type 9 trap, code=0 I believe the lock order reversal and the panic may not be related. Unfortunately, the instruction pointer provided here does not appear to correspond with any code, and I couldn't drop into the debugger so couldn't get any more information. Robert N M Watson FreeBSD Core Team, TrustedBSD Project robert@fledge.watson.org NAI Labs, Safeport Network Services To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message