From owner-freebsd-current Mon Jul 1 14:40:11 2002 Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 2A10537B401 for ; Mon, 1 Jul 2002 14:40:03 -0700 (PDT) Received: from volatile.chemikals.org (cae88-49-048.sc.rr.com [24.88.49.48]) by mx1.FreeBSD.org (Postfix) with ESMTP id 36FBA43E2F for ; Mon, 1 Jul 2002 14:40:00 -0700 (PDT) (envelope-from morganw@chemikals.org) Received: from chemikals.org (www@localhost [127.0.0.1]) by volatile.chemikals.org (8.12.3/8.12.3) with SMTP id g61Ldl7B017273; Mon, 1 Jul 2002 17:39:47 -0400 (EDT) (envelope-from morganw@chemikals.org) From: Wesley Morgan Received: from 148.175.49.1 (SquirrelMail authenticated user morganw) by www.chemikals.org with HTTP; Mon, 1 Jul 2002 17:39:48 -0400 (EDT) Message-ID: <17419.148.175.49.1.1025559588.squirrel@www.chemikals.org> Date: Mon, 1 Jul 2002 17:39:48 -0400 (EDT) Subject: Re: Post-KSE disaster with libc_r To: In-Reply-To: References: X-Priority: 3 Importance: Normal X-MSMail-Priority: Normal Cc: , , , X-Mailer: SquirrelMail (version 1.2.6) MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Reverting proc.h and queue.h do nothing. Booting a kernel from 20020624, still crashes all threaded systems. Same behavior on a 20020620 kernel. > I don't change any of those. > > On Mon, 1 Jul 2002, Daniel Eischen wrote: >> >> I'd suspect that it is something to do with the layout of >> the fpregs, mcontext or something like that. Libc_r mucks >> about in jmp_buf (userland) and ucontext/mcontext, so anything >> that changed those would cause problems. >> > > > It's still unclear if a KSE kernel works with an old libc_r or visa > versa. > > I'd like to see if a new libc_r works with an old kernel (someone who > can boot kernel.back and test...) > > to check if you have a non KSE kernel, > sysctl kern.threads will only succeed in a new kernel. > > > > 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-current" in the body of the message