From owner-freebsd-current@FreeBSD.ORG Thu Aug 19 10:01:42 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 0E6A8106566B for ; Thu, 19 Aug 2010 10:01:42 +0000 (UTC) (envelope-from me@lexasoft.ru) Received: from relay.wahome.ru (relay.wahome.ru [95.211.21.141]) by mx1.freebsd.org (Postfix) with ESMTP id C86358FC1E for ; Thu, 19 Aug 2010 10:01:41 +0000 (UTC) Received: from mmx.lexasoft.ru (mmx.lexasoft.ru [92.241.160.6]) by relay.wahome.ru (Postfix) with ESMTP id 1B55E6B1AD7; Thu, 19 Aug 2010 14:00:19 +0400 (MSD) Received: from [92.241.160.200] (unknown [92.241.160.200]) by mmx.lexasoft.ru (Postfix) with ESMTPSA id 5FC1F2848C; Thu, 19 Aug 2010 14:01:38 +0400 (MSD) Mime-Version: 1.0 (Apple Message framework v1081) Content-Type: text/plain; charset=utf-8 From: Alexey Tarasov In-Reply-To: <4C6BFC93.4040303@icyb.net.ua> Date: Thu, 19 Aug 2010 14:01:35 +0400 Content-Transfer-Encoding: quoted-printable Message-Id: References: <434A73A4-E2F4-4FC6-A7E4-8A4D514AF6D5@lexasoft.ru> <4C6BFC93.4040303@icyb.net.ua> To: Andriy Gapon X-Mailer: Apple Mail (2.1081) Cc: freebsd-current@freebsd.org, Alexey Tarasov Subject: Re: STABLE kernel panic: privileged instruction fault 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: Thu, 19 Aug 2010 10:01:42 -0000 Hello Andriy! On Aug 18, 2010, at 7:30 PM, Andriy Gapon wrote: > on 13/08/2010 00:45 Alexey Tarasov said the following: >> Fatal trap 1: privileged instruction fault while in kernel mode >> cpuid =3D 1; apic id =3D 01 >> instruction pointer =3D 0x20:0xffffff8040d2cc83 >> stack pointer =3D 0x28:0xffffff8040d2ca80 >> frame pointer =3D 0x28:0xffffff0060c0b740 >=20 > I suspect that either stack is corrupted or non-code is executed (or = both). > Stack pointer seems to be too close to instruction pointer and too far = from frame > pointer. >=20 > Can you try to use kgdb and disassemble code (or examine data) near = instruction > pointer address and also near frame pointer address? > Also, you might want to rebuild kgdb with a recent change from head, = so that it > better maps symbols and addresses in kernel modules. We have the similar discussion with Kostik Belousov here: = http://lists.freebsd.org/pipermail/freebsd-stable/2010-August/058287.html I'm installing new kernel with DDB on the servers now and waiting for = the panic. Thank you for your reply! -- Alexey Tarasov (\__/)=20 (=3D'.'=3D)=20 E[: | | | | :]=D0=97=20 (")_(")