From owner-freebsd-current Thu Nov 30 1: 3:22 2000 Delivered-To: freebsd-current@freebsd.org Received: from acampi.inet.it (acampi.inet.it [213.92.4.194]) by hub.freebsd.org (Postfix) with SMTP id 0B5CD37B402 for ; Thu, 30 Nov 2000 01:03:19 -0800 (PST) Received: (qmail 12984 invoked by uid 1002); 30 Nov 2000 10:01:29 -0000 Date: Thu, 30 Nov 2000 10:01:29 +0000 From: Andrea Campi To: John Baldwin Cc: freebsd-current@FreeBSD.org Subject: Re: [jhb@FreeBSD.org: RE: Panic in -current] Message-ID: <20001130100128.A48333@inet.it> References: <20001129200041.M92759@inet.it> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: ; from jhb@FreeBSD.org on Wed, Nov 29, 2000 at 11:50:20AM -0800 Organization: I.NET S.p.A. Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > > Bad callout handler: c_func = 0xc025ad3c, c_arg=0xc0338460, c_flags=7 > > > > First I tried a > > > > 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 > Giant? (But after the mtx_exit() of callout_lock to be on the safe side). > Also, add in a 'mtx_assert(&Giant, MA_NOTOWNED);' in between teh splx() and > splhigh() right below the "Give interrupts a chance" comment up about 15 lines > or so. I used a slightly different printf and panic text in order to distinguish between the two. It's still panicing at the lower one, still pointing to scrn_timer. Andrea -- Andrea Campi mailto:firewall@inet.it I.NET S.p.A. http://www.inet.it Direzione Tecnica - Gruppo Security Phone :+39.02.40906.1 v. Caldera, 21/d - I-20153 Milano, Italy Fax :+39.02.40906.303 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message