From owner-freebsd-current@FreeBSD.ORG Wed Jun 16 00:05:40 2004 Return-Path: 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 ED37516A4CE for ; Wed, 16 Jun 2004 00:05:40 +0000 (GMT) Received: from stevenwills.com (rdu26-56-035.nc.rr.com [66.26.56.35]) by mx1.FreeBSD.org (Postfix) with ESMTP id 61A7443D48 for ; Wed, 16 Jun 2004 00:05:40 +0000 (GMT) (envelope-from steve@stevenwills.com) Received: from tigger.example.com (ouiasdfnvm@localhost [127.0.0.1]) by stevenwills.com (8.12.9p2/8.12.9) with ESMTP id i5G05GZ8086744 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT) for ; Tue, 15 Jun 2004 20:05:16 -0400 (EDT) (envelope-from steve@tigger.example.com) Received: (from steve@localhost) by tigger.example.com (8.12.9p2/8.12.9/Submit) id i5G05GIh086743 for current@freebsd.org; Tue, 15 Jun 2004 20:05:16 -0400 (EDT) (envelope-from steve) Date: Tue, 15 Jun 2004 20:05:16 -0400 From: Steve Wills To: current@freebsd.org Message-ID: <20040616000516.GB28906@stevenwills.com> References: <20040615171345.3CD097303F@freebsd-current.sentex.ca> <20040615212959.GA21965@xor.obsecurity.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040615212959.GA21965@xor.obsecurity.org> User-Agent: Mutt/1.5.6i X-Virus-Scanned: clamd / ClamAV version 0.70-rc, clamav-milter version 0.70 Subject: Re: cccc junk pointer (was: Re: [current tinderbox] failure on i386/pc98) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 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: Wed, 16 Jun 2004 00:05:41 -0000 On Tue, Jun 15, 2004 at 02:30:00PM -0700, Kris Kennaway wrote: > On Tue, Jun 15, 2004 at 01:20:35PM -0400, Robert Watson wrote: > > > > cc -c -O2 -pipe -fno-strict-aliasing -Wall -Wredundant-decls -Wnested-externs -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qual -fformat-extensions -std=c99 -nostdinc -I- -I. -I/tinderbox/CURRENT/i386/pc98/src/sys -I/tinderbox/CURRENT/i386/pc98/src/sys/contrib/dev/acpica -I/tinderbox/CURRENT/i386/pc98/src/sys/contrib/altq -I/tinderbox/CURRENT/i386/pc98/src/sys/contrib/ipfilter -I/tinderbox/CURRENT/i386/pc98/src/sys/contrib/pf -I/tinderbox/CURRENT/i386/pc98/src/sys/contrib/dev/ath -I/tinderbox/CURRENT/i386/pc98/src/sys/contrib/dev/ath/freebsd -I/tinderbox/CURRENT/i386/pc98/src/sys/contrib/ngatm -D_KERNEL -include opt_global.h -fno-common -finline-limit=8000 -DGPROF -falign-functions=16 -DGPROF4 -DGUPROF -fno-builtin -mno-align-long-strings -mpreferred-stack-boundary=2 -ffreestanding -Werror -finstrument-functions /tinderbox/CURRENT/i386/pc98/src/sys/ddb/db_elf.c > > > cccc: in free(): error: junk pointer, too high to make sense > > > Abort trap (core dumped) > > > *** Error code 134 > > > > > > Stop in /tinderbox/CURRENT/i386/pc98/obj/pc98/tinderbox/CURRENT/i386/pc98/src/sys/LINT. > > > *** Error code 1 > > > > > > Stop in /tinderbox/CURRENT/i386/pc98/src. > > > *** Error code 1 > > > > > > Stop in /tinderbox/CURRENT/i386/pc98/src. > > > TB --- 2004-06-15 17:13:44 - WARNING: /usr/bin/make returned exit code 1 > > > TB --- 2004-06-15 17:13:44 - ERROR: failed to build lint kernel > > > TB --- 2004-06-15 17:13:44 - tinderbox aborted > > > > I've noticed a few of these recently. Do we have any information on > > whether this is a compiler bug, a hardware problem on the tinderbox, or a > > kernel problem on the tinderbox? > > I'd be suspicious of ithread pre-emption..try backing out > sys/i386/i386/intr_machdep.c > > Kris > A non-text attachment was scrubbed... > Name: not available > Type: application/pgp-signature > Size: 187 bytes > Desc: not available > Url : http://lists.freebsd.org/pipermail/freebsd-current/attachments/20040615/b625ddcd/attachment-0001.bin FWIW, I noticed one of these a few days ago on 5-CURRENT with SCHED_ULE and a custom kernel. Restarted the build and it completed fine. Perhaps evidence against hardware problem? Just another data point. Steve