From owner-freebsd-bugs@FreeBSD.ORG Mon Feb 18 11:30:01 2008 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A722416A419 for ; Mon, 18 Feb 2008 11:30:01 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id 8854A13C461 for ; Mon, 18 Feb 2008 11:30:01 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.14.2/8.14.2) with ESMTP id m1IBU1le044482 for ; Mon, 18 Feb 2008 11:30:01 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.2/8.14.1/Submit) id m1IBU1S6044481; Mon, 18 Feb 2008 11:30:01 GMT (envelope-from gnats) Resent-Date: Mon, 18 Feb 2008 11:30:01 GMT Resent-Message-Id: <200802181130.m1IBU1S6044481@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, Andrew Muhametshin Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id DF00216A46B for ; Mon, 18 Feb 2008 11:27:36 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (www.freebsd.org [IPv6:2001:4f8:fff6::21]) by mx1.freebsd.org (Postfix) with ESMTP id C577713C501 for ; Mon, 18 Feb 2008 11:27:36 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.14.2/8.14.2) with ESMTP id m1IBP8in063413 for ; Mon, 18 Feb 2008 11:25:08 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.14.2/8.14.1/Submit) id m1IBP8va063412; Mon, 18 Feb 2008 11:25:08 GMT (envelope-from nobody) Message-Id: <200802181125.m1IBP8va063412@www.freebsd.org> Date: Mon, 18 Feb 2008 11:25:08 GMT From: Andrew Muhametshin To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Cc: Subject: kern/120787: hardware troubles with atapicam and dvd X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 18 Feb 2008 11:30:01 -0000 >Number: 120787 >Category: kern >Synopsis: hardware troubles with atapicam and dvd >Confidential: no >Severity: serious >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Mon Feb 18 11:30:01 UTC 2008 >Closed-Date: >Last-Modified: >Originator: Andrew Muhametshin >Release: FreeBSD-7.0-RC2 >Organization: >Environment: FreeBSD host01.localdomain 7.0-RC2 FreeBSD 7.0-RC2 #3: Mon Feb 18 09:30:32 MSK 2008 root@host01.localdomain:/usr/obj/usr/src/sys/HOST01 i386 >Description: There is a device: acd0: DVDR at ata0-slave UDMA33 cd0: Removable CD-ROM SCSI-0 device After issuing the command: "mplayer -dvd-device /dev/cd0 dvd://" it hangs up just after it starts, log file (/var/log/messages) is flooded constantly: Feb 18 12:29:39 host01 kernel: ata0: FAILURE - non aligned DMA transfer attempted Feb 18 12:29:39 host01 kernel: acd0: setting up DMA failed Approximately two thousand records a second: $ egrep "Feb 18 12:29:39.+ata0: FAILURE.+DMA" /var/log/messages | wc -l 2202 mplayer process cannot be killed (kill -9). And only system restart can stop it. >How-To-Repeat: $ kldload atapicam # mplayer -dvd-device /dev/cd0 dvd:// >Fix: >Release-Note: >Audit-Trail: >Unformatted: