From owner-freebsd-current Mon Dec 4 18:26:54 2000 From owner-freebsd-current@FreeBSD.ORG Mon Dec 4 18:26:50 2000 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from pike.osd.bsdi.com (pike.osd.bsdi.com [204.216.28.222]) by hub.freebsd.org (Postfix) with ESMTP id 07D8937B400 for ; Mon, 4 Dec 2000 18:26:50 -0800 (PST) Received: from laptop.baldwin.cx (root@dhcp246.osd.bsdi.com [204.216.28.246]) by pike.osd.bsdi.com (8.11.1/8.9.3) with ESMTP id eB52QLC25831; Mon, 4 Dec 2000 18:26:21 -0800 (PST) (envelope-from jhb@FreeBSD.org) Message-ID: X-Mailer: XFMail 1.4.0 on FreeBSD X-Priority: 3 (Normal) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit MIME-Version: 1.0 In-Reply-To: <20001205013955.A2351@webcom.it> Date: Mon, 04 Dec 2000 18:26:57 -0800 (PST) From: John Baldwin To: Andrea Campi Subject: Re: [jhb@FreeBSD.org: RE: Panic in -current] Cc: freebsd-current@FreeBSD.org, Andrea Campi Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On 05-Dec-00 Andrea Campi wrote: >> > >> > db> x/i,10 0xc025ad3c >> > scrn_timer: pushl %ebp >> > [...] >> > >> > nm just confirmed this, so it definitely looks like scrn_timer is to blame >> > here. Any other instructions? ;-) For the time being, vidcontrol -t off >> > (seems to) keep the machine up. >> > >> > Bye, >> > Andrea >> >> Weird, I don't see anything offhand that syscons is doing that would cause >> it >> to leak Giant. Hmm. Can you add a the same code before the mtx_enter() of > > Having gone through yet another series of cvsup - make kernel - panics, I can > now confirm this happens if and only if I have VESA defined. A > > vidcontrol -t off > > stops the panics. Now I will try to understand what's up, but I should warn > you > that I'm not really confident with this part of the kernel yet. > > More details: this is an IBM Thinkpad laptop with APM enabled and in the > kernel. > As usual, any hint is more than welcome. This used to work... Which screen saver? Does it do it with all of them? Just graphical ones, just text ones, just green_saver, etc.? > Bye, > Andrea -- John Baldwin -- http://www.FreeBSD.org/~jhb/ PGP Key: http://www.baldwin.cx/~john/pgpkey.asc "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message