From owner-freebsd-questions@FreeBSD.ORG Wed Apr 12 13:26:43 2006 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 2001F16A422 for ; Wed, 12 Apr 2006 13:26:43 +0000 (UTC) (envelope-from jerrymc@clunix.cl.msu.edu) Received: from clunix.cl.msu.edu (clunix.cl.msu.edu [35.9.2.10]) by mx1.FreeBSD.org (Postfix) with ESMTP id 9ED2A43D45 for ; Wed, 12 Apr 2006 13:26:42 +0000 (GMT) (envelope-from jerrymc@clunix.cl.msu.edu) Received: from clunix.cl.msu.edu (localhost [127.0.0.1]) by clunix.cl.msu.edu (8.13.6+Sun/8.12.2) with ESMTP id k3CDQM13023571; Wed, 12 Apr 2006 09:26:24 -0400 (EDT) Received: (from jerrymc@localhost) by clunix.cl.msu.edu (8.13.6+Sun/8.12.2/Submit) id k3CDQLS4023570; Wed, 12 Apr 2006 09:26:21 -0400 (EDT) From: Jerry McAllister Message-Id: <200604121326.k3CDQLS4023570@clunix.cl.msu.edu> To: nehe@cruzinternet.com (Jeff Molofee) Date: Wed, 12 Apr 2006 09:26:21 -0400 (EDT) In-Reply-To: <443C883C.7010306@cruzinternet.com> X-Mailer: ELM [version 2.5 PL7] MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: freebsd-questions@freebsd.org Subject: Re: Noise On Screen X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 12 Apr 2006 13:26:43 -0000 > > I hope I'm not driving everyone crazy by posting the same problem over > and over, but I have yet to receive a reply, suggestion, thought, etc. Well, I haven't responded because I don't have a clue as to what is happening or what to try. I hope some other people who have some idea, at least of something to check, will respond. ////jerry > I am running RELENG_6. I have been using FreeBSD since 4.x. I have had a > lot of weird issues through the years, but this is one I am not able to > resolve. > > If I enable cups or webmin, I get a small line of random graphics across > the top of my screen. The line does not affect the system stability, but > it's extremely annoying. It takes up anywhere from 10 to 20 lines of my > display, and displays random colors from red, green, blue to purples and > yellows. > > I attempted to post a picture with my last post on this issue, but > pictures appear to be forbidden in the list. I did however find a page > that seems to document the problem, although the way the problem happens > is different from how I trigger it on my system. > > The URL is here: http://www.freebsd.org/cgi/query-pr.cgi?pr=usb/95348 > > A quick quote: > > Unplugging the USB keyboard causes a thin and irregular > horizontal stripe appear near the top of the screen (xorg > 6.9.0) across almost all its width. Moving the mouse (either > USB or PS/2) causes this noise to change shape. The > consistency of the system doesn't seem to be affected by this > stripe, though. Occasional random characters have been > noticed coming from the USB keyboard, like a stuck key, once > replugged, but I couldn't repeat it reliably. > > The noise on the screen is of one uniform colour (red on my > desktop, green on my laptop). > > Looks like someone is spilling data on the frame buffer. > > > This is exactly what I see, but on my system it is not triggered by USB > devices. > > Has anyone else experienced this? Is there a fix? I don't mind not > having webmin, but cups is fairly important. > > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" >