From owner-freebsd-bugs Sat Jan 8 13: 8:31 2000 Delivered-To: freebsd-bugs@freebsd.org Received: from racine.cybercable.fr (racine.cybercable.fr [212.198.0.201]) by hub.freebsd.org (Postfix) with SMTP id 83C54151A3 for ; Sat, 8 Jan 2000 13:08:27 -0800 (PST) (envelope-from herbelot@cybercable.fr) Received: (qmail 2229534 invoked from network); 8 Jan 2000 21:12:44 -0000 Received: from d016.paris-30.cybercable.fr (HELO cybercable.fr) ([212.198.30.16]) (envelope-sender ) by racine.cybercable.fr (qmail-ldap-1.03) with SMTP for ; 8 Jan 2000 21:12:44 -0000 Message-ID: <3877A77B.F6E6CA@cybercable.fr> Date: Sat, 08 Jan 2000 22:09:15 +0100 From: Thierry Herbelot X-Mailer: Mozilla 4.5 [en] (X11; U; FreeBSD 3.0-CURRENT i386) X-Accept-Language: en MIME-Version: 1.0 To: Mohit Aron Cc: freebsd-bugs@freebsd.org, freebsd-current@freebsd.org Subject: Re: SMP kernel panics after calling acquire_timer0 References: <200001082059.OAA16137@cs.rice.edu> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-bugs@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org hello, You may want to upgrade to a more recent source tree : I've cvsupped from a 4.0-19991229-CURRENT snapshot to the sources around 01/05 21h00 GMT and SMP works fine on my machine (I have seen strange things with the snapshot : cvs did not want to check out the source tree ! not a pleasant discovery when wanting to update the sources) Is your machine specific in some ways ? (Compaq, for example) You may also post excerpts from your dmesg when booting as UP. TfH Mohit Aron wrote: > > Hi, > I'm using FreeBSD-current (snapshot from Jan 3rd) which is configured > with both SMP and APIC_IO support. This version panics upon calling > acquire_timer0() (to modify the interrupt frequency of the 8254). On the other > hand, if the kernel is not configured as an SMP, then it works fine. The panic > reports some problem with some SMP lock - I can get more details if someone > is interested in looking at the problem. > > - Mohit > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-current" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message