From owner-freebsd-current Sun Jul 14 21:33:19 2002 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 A94C737B400 for ; Sun, 14 Jul 2002 21:33:13 -0700 (PDT) Received: from CPE0030ab0ef2bb.cpe.net.cable.rogers.com (CPE0030ab0ef2bb.cpe.net.cable.rogers.com [24.103.202.201]) by mx1.FreeBSD.org (Postfix) with ESMTP id 0B2DC43E58 for ; Sun, 14 Jul 2002 21:33:13 -0700 (PDT) (envelope-from munish@CPE0030ab0ef2bb.cpe.net.cable.rogers.com) Received: by CPE0030ab0ef2bb.cpe.net.cable.rogers.com (Postfix, from userid 1001) id C358A8D; Mon, 15 Jul 2002 00:34:10 -0400 (EDT) Date: Mon, 15 Jul 2002 00:34:10 -0400 From: Munish Chopra To: freebsd-current@freebsd.org Subject: panic: bdwrite: buffer is not busy Message-ID: <20020715043410.GA706@CPE0030ab0ef2bb.cpe.net.cable.rogers.com> Mail-Followup-To: freebsd-current@freebsd.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable 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 I've been having inexplicable crashes for a while and finally got around to getting a debug kernel and checking out what's going on, so here goes (apologies for the ^M's and all, I scripted a gdb session and that's= =20 what I got...): panic: bdwrite: buffer is not busy=0D panic messages:=0D ---=0D Fatal trap 12: page fault while in kernel mode=0D fault virtual address =3D 0xc1ca20f4=0D fault code =3D supervisor write, page not present=0D instruction pointer =3D 0x8:0xc01d9b60=0D stack pointer =3D 0x10:0xd1e20a7c=0D frame pointer =3D 0x10:0xd1e20a94=0D code segment =3D base 0x0, limit 0xfffff, type 0x1b=0D =3D DPL 0, pres 1, def32 1, gran 1=0D processor eflags =3D interrupt enabled, resume, IOPL =3D 0=0D current process =3D 828 (smtpd)=0D trap number =3D 12=0D panic: page fault=0D =0D syncing disks... panic: bdwrite: buffer is not busy=0D Uptime: 43m45s=0D Dumping 256 MB=0D ata0: resetting devices .. done=0D 16 32[CTRL-C to abort] 48[CTRL-C to abort] 64 80 96 112 128 144[CTRL-C t= o abort] 160[CTRL-C to abort] 176 192 208 224 240=0D ---=0D #0 0x00000000 in ?? ()=0D (kgdb) hw=08 =08=08 =08where=0D #0 0x00000000 in ?? ()=0D (kgdb) quit=0D I've caught a few of these by hand while working in the console before, but thought they'd been resolved until now. FreeBSD CPE0030ab0ef2bb.cpe.net.cable.rogers.com 5.0-CURRENT FreeBSD 5.0-CU= RRENT #2: Sun Jul 14 20:26:50 EDT 2002 munish@CPE0030ab0ef2bb.cpe.net.c= able.rogers.com:/usr/obj/usr/src/sys/ARCADIA i386 The sources are from about 1800 EST, July 14. --=20 Munish Chopra The FreeBSD NVIDIA Driver Initiative http://nvidia.netexplorer.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message