From owner-freebsd-current@FreeBSD.ORG Mon Oct 14 11:03:32 2013 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id 020FABFE; Mon, 14 Oct 2013 11:03:30 +0000 (UTC) (envelope-from davide.italiano@gmail.com) Received: from mail-vc0-x22a.google.com (mail-vc0-x22a.google.com [IPv6:2607:f8b0:400c:c03::22a]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 54FB82BC9; Mon, 14 Oct 2013 11:03:30 +0000 (UTC) Received: by mail-vc0-f170.google.com with SMTP id lc6so4563325vcb.1 for ; Mon, 14 Oct 2013 04:03:29 -0700 (PDT) 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=VIarfLrSItDa0I1UHnua40yktAvSk4My/jyoISGCW94=; b=yvEgTxObOzxAY39fgp93ola9tpKy55YMsjBAJ6FjPvwEJjBNrkaKY0rUL+JLIMB1yu 5b7RB8inDc2d7re47XiyUNyXBx0HsASFOJn4YxcAiv5GBbg5gb2HGTkaLm9KJbx9eJkz jcOTK06QJbBypNVR7YZCaPk/BW5tHNgbeY5l+8PX8QXhIjUXORa8cHWKM8UmBXcwFtcm yjAJpX15szI+7EnRkXL8khiT3xVyelafuwIl+Ql6LjfbGirAnt9U2e/1p2G11nRZlmB3 uHn/WVstuy1+ZmsI96Hk5kqiRGu05TYEM2xW9DXuPXu7nk2ow6YfaaUD9PoIzAxLwKiQ aXQQ== MIME-Version: 1.0 X-Received: by 10.52.52.137 with SMTP id t9mr598589vdo.22.1381748609331; Mon, 14 Oct 2013 04:03:29 -0700 (PDT) Sender: davide.italiano@gmail.com Received: by 10.220.94.71 with HTTP; Mon, 14 Oct 2013 04:03:29 -0700 (PDT) In-Reply-To: <201310140821.r9E8L55j014897@mech-cluster241.men.bris.ac.uk> References: <201310140821.r9E8L55j014897@mech-cluster241.men.bris.ac.uk> Date: Mon, 14 Oct 2013 13:03:29 +0200 X-Google-Sender-Auth: iTdbcUU87dE3NdiYBpiwJnWXRTw Message-ID: Subject: Re: panic: ia64 r255811: deadlkres: possible deadlock detected for 0xe000000012d07b00, blocked for 902743 ticks From: Davide Italiano To: mexas@bris.ac.uk Content-Type: text/plain; charset=ISO-8859-1 Cc: freebsd-current , freebsd-ia64@freebsd.org X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 14 Oct 2013 11:03:32 -0000 On Mon, Oct 14, 2013 at 10:21 AM, Anton Shterenlikht wrote: > >From davide.italiano@gmail.com Fri Oct 11 15:39:49 2013 >> >>If you're not able to get a full dump, a textdump would be enough. >>In your DDB scripts just remove the 'call doadump' step and you should >>be done, unless I'm missing something. >>Please adjust the script as well to include all the informations >>requested as mentioned in my previous link, e.g. 'show lockedvnods' is >>not mentioned on the example section of textdump(4) manpage but it >>could be useful to ease debugging. > > I still haven't got it right, but I now collected manually > some (hopefully) useful info (see below). > This is fair enough -- If you're still at the ddb prompt, please print the whole panic message (or at least the address of the lock reported as deadlocked by DEADLKRES), so that we can at least have a candidate. -- Davide "There are no solved problems; there are only problems that are more or less solved" -- Henri Poincare