From owner-freebsd-bugs@FreeBSD.ORG Sat Mar 26 16:20:03 2005 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 7B35716A4CE for ; Sat, 26 Mar 2005 16:20:03 +0000 (GMT) Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id 3BDD943D5E for ; Sat, 26 Mar 2005 16:20:03 +0000 (GMT) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.13.3/8.13.3) with ESMTP id j2QGK3x1094359 for ; Sat, 26 Mar 2005 16:20:03 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.13.3/8.13.1/Submit) id j2QGK31D094356; Sat, 26 Mar 2005 16:20:03 GMT (envelope-from gnats) Resent-Date: Sat, 26 Mar 2005 16:20:03 GMT Resent-Message-Id: <200503261620.j2QGK31D094356@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Mikolaj Rydzewski Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id E42E116A4CE for ; Sat, 26 Mar 2005 16:19:01 +0000 (GMT) Received: from k2.ma.krakow.pl (k2.ma.krakow.pl [62.121.133.130]) by mx1.FreeBSD.org (Postfix) with ESMTP id 9653843D53 for ; Sat, 26 Mar 2005 16:19:00 +0000 (GMT) (envelope-from miki@ma.krakow.pl) Received: from hp.dom (host-ip194-227.crowley.pl [62.111.227.194]) by k2.ma.krakow.pl (8.13.3/8.13.3) with ESMTP id j2QGIrSY071109 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Sat, 26 Mar 2005 17:18:54 +0100 (CET) (envelope-from miki@localhost.my.domain) Received: from hp.dom (localhost [127.0.0.1]) by hp.dom (8.13.1/8.13.1) with ESMTP id j2QGIo1s001214 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Sat, 26 Mar 2005 17:18:51 +0100 (CET) (envelope-from miki@localhost.my.domain) Received: (from miki@localhost) by hp.dom (8.13.1/8.13.1/Submit) id j2QGIopa001213; Sat, 26 Mar 2005 17:18:50 +0100 (CET) (envelope-from miki) Message-Id: <200503261618.j2QGIopa001213@hp.dom> Date: Sat, 26 Mar 2005 17:18:50 +0100 (CET) From: Mikolaj Rydzewski To: FreeBSD-gnats-submit@FreeBSD.org X-Send-Pr-Version: 3.113 Subject: kern/79255: Fixating CDRW with burncd(8) hangs system (DVDR NEC ND-6450A on Compaq NX9020) X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list Reply-To: Mikolaj Rydzewski List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 26 Mar 2005 16:20:03 -0000 >Number: 79255 >Category: kern >Synopsis: Fixating CDRW with burncd(8) hangs system (DVDR NEC ND-6450A on Compaq NX9020) >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Sat Mar 26 16:20:02 GMT 2005 >Closed-Date: >Last-Modified: >Originator: Mikolaj Rydzewski >Release: FreeBSD 5.3-RELEASE-p5 i386 >Organization: >Environment: System: FreeBSD hp.dom 5.3-RELEASE-p5 FreeBSD 5.3-RELEASE-p5 #0: Fri Mar 25 08:58:34 CET 2005 root@hp.dom:/usr/src/sys/i386/compile/NX9020 i386 HP-Compaq NX9020 notebook, DVD recorder, info from dmesg: acd0: DVDR at ata1-master PIO4 >Description: System hangs while fixating CDRW. I have modified burncd(8) to know when it happens exactly. It hangs on ioctl(fd, CDRIOCFIXATE, &multi) call. It DOES NOT hang when fixating with cdrecord (with camcontrol interface) however. Kernel message while hanging: kernel trap 12 with interrupts disabled Fatal trap 12: page fault while in kernel mode fault virtual address: 0x10068 fault code: supervisor read, page not present instruction pointer: 0x8:0xc062e439 stack pointer: 0x10:0xd41f4c68 frame pointer: 0x10:0xd41f4c6c code segment: base 0x0, limit 0xfffff, type: 0x1b dpl 0, pres 1, def32 1, gran 1 processor eflags: resume, IOPL=0 current process: 6 (thread taskq) trap number: 12 panic: page fault >How-To-Repeat: burncd -s max blank fixate >Fix: Use cdrecord instead of burncd. But cdrecord has got limitations with writing DVDs. And I like burncd more ;-) >Release-Note: >Audit-Trail: >Unformatted: