From owner-freebsd-current@FreeBSD.ORG Sun Jun 20 19:44:09 2010 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 20B371065670 for ; Sun, 20 Jun 2010 19:44:09 +0000 (UTC) (envelope-from rpaulo@lavabit.com) Received: from karen.lavabit.com (karen.lavabit.com [72.249.41.33]) by mx1.freebsd.org (Postfix) with ESMTP id AA54E8FC13 for ; Sun, 20 Jun 2010 19:44:08 +0000 (UTC) Received: from e.earth.lavabit.com (e.earth.lavabit.com [192.168.111.14]) by karen.lavabit.com (Postfix) with ESMTP id 3C8A416F5C6; Sun, 20 Jun 2010 14:44:07 -0500 (CDT) Received: from 10.0.10.3 (54.81.54.77.rev.vodafone.pt [77.54.81.54]) by lavabit.com with ESMTP id L6HIH7LCNWPC; Sun, 20 Jun 2010 14:44:07 -0500 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=lavabit; d=lavabit.com; b=r9BEH3OOrTwXQKMFGHX8K7I8kAYUWQCC0tilFOSUBVr0V/KM3CmiVn25hT4hwwRTYJUuuJqBitS89zy4mTct4i927DcT45oMlgV2awlNC0LFgQ4Csq90fOvBfDDwnjS6miHvEzfVSvO1nTG+NbICI4SrhS8xSAD370rqpoywKS8=; h=Subject:Mime-Version:Content-Type:From:In-Reply-To:Date:Cc:Content-Transfer-Encoding:Message-Id:References:To:X-Mailer; Mime-Version: 1.0 (Apple Message framework v1081) Content-Type: text/plain; charset=us-ascii From: Rui Paulo In-Reply-To: <20100620213601.050fcf3e@r500.local> Date: Sun, 20 Jun 2010 20:44:03 +0100 Content-Transfer-Encoding: quoted-printable Message-Id: <6CE5B32B-2C82-436D-82E3-489D2D22C7EA@lavabit.com> References: <4C1492D0.6020704@freebsd.org> <4C1C3922.2050102@freebsd.org> <20100619195823.53a7baaa@r500.local> <4C1DED16.8020209@freebsd.org> <20100620131544.495ddecd@r500.local> <4C1E019F.6060802@freebsd.org> <20100620142841.4803dac3@r500.local> <4C1E0E14.3090506@freebsd.org> <20100620151554.58e486db@r500.local> <20100620161242.59381341@r500.local> <20100620213601.050fcf3e@r500.local> To: Fabian Keil X-Mailer: Apple Mail (2.1081) X-Mailman-Approved-At: Sun, 20 Jun 2010 20:37:56 +0000 Cc: Lawrence Stewart , freebsd-current@freebsd.org Subject: Re: [CFT] SIFTR - Statistical Information For TCP Research: Uncle Lawrence needs YOU! X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 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: Sun, 20 Jun 2010 19:44:09 -0000 On 20 Jun 2010, at 20:36, Fabian Keil wrote: > Fabian Keil wrote: >=20 >> Fabian Keil wrote: >=20 >>> My custom kernel normally doesn't have INVARIANTS and WITNESS >>> enabled, so I'll try to enable them next. >>=20 >> The culprit seem to be non-default KTR settings in the kernel >> while loading alq as a module. >=20 > Actually whether or not alq is loaded as a module doesn't > seem to matter, with: >=20 > options KTR > options KTR_ENTRIES=3D262144 > options KTR_COMPILE=3D(KTR_SCHED) > options KTR_MASK=3D(KTR_SCHED) > options KTR_CPUMASK=3D0x3 > options ALQ > options KTR_ALQ >=20 > enabling siftr panics the system, too. That's probably because your module was built with different compile = time options than the ones used in the kernel. These options may change = structure sizes, function parameters, etc. and that easily causes = panics. Regards, -- Rui Paulo