From owner-freebsd-questions@FreeBSD.ORG Thu Nov 21 00:08:36 2013 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id AA2E1145 for ; Thu, 21 Nov 2013 00:08:36 +0000 (UTC) Received: from mail-qe0-x22e.google.com (mail-qe0-x22e.google.com [IPv6:2607:f8b0:400d:c02::22e]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 6E8C32394 for ; Thu, 21 Nov 2013 00:08:36 +0000 (UTC) Received: by mail-qe0-f46.google.com with SMTP id s14so6599231qeb.5 for ; Wed, 20 Nov 2013 16:08:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date:message-id:subject :from:to:cc:content-type; bh=zBhu0oCWcMc9DaMX/Li/7sGBtBugx0FZZzv1CValk7s=; b=VD9bRp7qT0vrjhNSEeyiyQJojPJHAobJ8AiEKUJuPHf6IRt90MlOka+bHM3j/0+2sC gvxBJDuXKjpU/zAntnSsNLHbVLdbUqy3EIK7b8gSPinGAhHs8UHT8YC8EH2TGSIWD/GU KGPdZsTmC1P/VQqOxjV1IdATSh1T22V0E1fbQ/GlqGwVp6kABZLzS/Ulx5Ucv+ftgg0O JyTe2Xxt2VyRXG+aCnVCW3xKDWRzlRRE6LR001hNhqd/H4B4KYr0WBqX7FXhf9nJKYvQ N53txnOXC/1CNi5UGF5U7hlmlnzCcZrcZ7i6YmRaVVewQQoaJZ+amiPlVvqpLY87lg6+ z0ew== MIME-Version: 1.0 X-Received: by 10.49.59.70 with SMTP id x6mr6399923qeq.17.1384992515674; Wed, 20 Nov 2013 16:08:35 -0800 (PST) Sender: adrian.chadd@gmail.com Received: by 10.224.207.66 with HTTP; Wed, 20 Nov 2013 16:08:35 -0800 (PST) In-Reply-To: References: Date: Wed, 20 Nov 2013 16:08:35 -0800 X-Google-Sender-Auth: JqCowlQKxgMEBInjqiDI00zjWnw Message-ID: Subject: Re: Restart of wireless service creates crash in system From: Adrian Chadd To: Juris Kaminskis Content-Type: text/plain; charset=ISO-8859-1 Cc: FreeBSD Questions X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.16 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 21 Nov 2013 00:08:36 -0000 Try kgdb /boot/kernel/kernel.symbols ? -adrian On 18 November 2013 07:34, Juris Kaminskis wrote: > > 2013/11/18 Adrian Chadd >> >> Hi! >> >> Which version of FreeBSD? > > uname -a > FreeBSD 9.1-RELEASE FreeBSD 9.1-RELEASE #1 r255394: Mon Sep 16 23:40:54 > EEST 2013 root@:/usr/obj/usr/src/sys/THINKPAD_T43 i386 > >> It's possibly a bug in iwi, I'm not sure. >> >> Please do this: >> >> kgdb /boot/kernel/kernel >> >> list *0xc0751582 > > > When I do this I get following: > ..... > There is absolutely no warranty for GDB. Type "show warranty" for details. > This GDB was configured as "i386-marcel-freebsd"...(no debugging symbols > found)... > (kgdb) list *0xc0751582 > No symbol table is loaded. Use the "file" command > > Looks like I need to rebuild kernel for debugging support can you help me > what module needs to be loaded in the Kernel configuration when recompiling > it? Or can I dynamically via kldload make it happen? > > thanks > Juris >