From owner-freebsd-net@FreeBSD.ORG Sat Apr 25 19:51:34 2009 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 7CC951065675; Sat, 25 Apr 2009 19:51:34 +0000 (UTC) (envelope-from pluknet@gmail.com) Received: from mu-out-0910.google.com (mu-out-0910.google.com [209.85.134.185]) by mx1.freebsd.org (Postfix) with ESMTP id D23FB8FC1D; Sat, 25 Apr 2009 19:51:33 +0000 (UTC) (envelope-from pluknet@gmail.com) Received: by mu-out-0910.google.com with SMTP id w9so630918mue.3 for ; Sat, 25 Apr 2009 12:51:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:message-id:subject:from:to:cc:content-type :content-transfer-encoding; bh=NYO2AB8i+iqlccTMKpMxobKczR3qCO7aff4nYxGrubc=; b=Xpa8gdCO/+JqYZaDgDxMSvEs//abwVVa3sUaTloF1R5nkOVRwEeRJ8X19EYsO5smdy dX1TRV/yMj/oQafCKJAjzkm6WKUscCtUS8m9ixsU8ZD2zyfC+B5kV1OGg7fprLUVW8U2 nZaFqwXd8GGiX8yyIDXNp8F6rrIgJXL+Dt5o8= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; b=hR+aZ27mIAItYV0ElGiHPvn/AlpT0765PitB3uplD8sWb/MZwM+DJTVJuKR3eWXx5a o9PLqFkF6hn/NccC5K8B1A2DXKQ7MvQb2H7RLTN68/DGFCnZRc9IJtgWhR7/SrChjcUr yUB2HIlKq2TNI+XpG2DwzxTsC94qLb9wWWrE4= MIME-Version: 1.0 Received: by 10.103.240.15 with SMTP id s15mr2135863mur.93.1240689092474; Sat, 25 Apr 2009 12:51:32 -0700 (PDT) In-Reply-To: References: Date: Sat, 25 Apr 2009 23:51:32 +0400 Message-ID: From: pluknet To: Robert Watson Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: FreeBSD Net Subject: Re: panic in soabort X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 25 Apr 2009 19:51:34 -0000 2009/4/25 Robert Watson : > > On Fri, 24 Apr 2009, pluknet wrote: > >> 2009/4/23 Robert Watson : >>> >>> On Thu, 23 Apr 2009, pluknet wrote: >>> >>>> Please, give me comment on this. The panic is on 6.2-REL. Is it known to >>>> be fixed in the latter releases? >>> >>> It may well be -- there have been quite significant architectural >>> improvements to socket life cycle (etc) between 6.2 and 7.x releases, which >>> may well close the race causing this panic. However, we'll probably need to >>> learn a bit more in order to decide for sure. Could you convert the >>> trapping instruction pointer to file+offset in the source code? >> >> Looks I've lost the corresponding kernel.debug. Anyway I have such bt the >> first time. > > If you run into this again, let me know. Also, are you using accept filters > on the box? > [started to think about adding dumpdev="AUTO" to rc.conf]. Not on this one now, but we are going to massively switch to accf_http in some near future, if that would give us an appropriate gain. > Robert N M Watson > Computer Laboratory > University of Cambridge > -- wbr, pluknet