From nobody@FreeBSD.org Sun Jan 8 03:09:59 2012 Return-Path: Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id D1CB7106566B for ; Sun, 8 Jan 2012 03:09:59 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from red.freebsd.org (red.freebsd.org [IPv6:2001:4f8:fff6::22]) by mx1.freebsd.org (Postfix) with ESMTP id C10888FC12 for ; Sun, 8 Jan 2012 03:09:59 +0000 (UTC) Received: from red.freebsd.org (localhost [127.0.0.1]) by red.freebsd.org (8.14.4/8.14.4) with ESMTP id q0839xcP016084 for ; Sun, 8 Jan 2012 03:09:59 GMT (envelope-from nobody@red.freebsd.org) Received: (from nobody@localhost) by red.freebsd.org (8.14.4/8.14.4/Submit) id q0839xma016083; Sun, 8 Jan 2012 03:09:59 GMT (envelope-from nobody) Message-Id: <201201080309.q0839xma016083@red.freebsd.org> Date: Sun, 8 Jan 2012 03:09:59 GMT From: Oleg Ginzburg To: freebsd-gnats-submit@FreeBSD.org Subject: FreeBSD 9x kernel panic without acpi && event timer X-Send-Pr-Version: www-3.1 X-GNATS-Notify: >Number: 163905 >Category: kern >Synopsis: [panic] FreeBSD 9x kernel panic without acpi && event timer >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Sun Jan 08 03:10:09 UTC 2012 >Closed-Date: >Last-Modified: Sun Jan 8 03:20:08 UTC 2012 >Originator: Oleg Ginzburg >Release: 9-RC3, 9-RELEASE, 9-STABLE >Organization: >Environment: FreeBSD gizmo.my.domain 9.0-STABLE FreeBSD 9.0-STABLE #2 r229773: Sat Jan 7 18:36:35 MSK 2012 root@gizmo.my.domain:/usr/obj/usr/src/sys/GENERIC amd64 >Description: The system panics with the message panic: No usable event timer found KBD: stack backtrace #0 0xffffffff808680fe at kbd_backtrace+0x5e #0 0xffffffff80832cb7 at panic+0x187 #0 0xffffffff80b5284b at cpu_initclocks_bsp+0x3cb #0 0xffffffff807ea0c0 at initclocks+0x20 #0 0xffffffff807e7707 at mi_startup+0x77 #0 0xffffffff807ef71c at btext+0x2c >How-To-Repeat: Just boot FreeBSD 9 with ACPI Disabled. It does impossible boot FreeBSD in Safe mode >Fix: >Release-Note: >Audit-Trail: From: Oleg Ginzburg To: bug-followup@freebsd.org, olevole@olevole.ru Cc: Subject: Re: kern/163905: [panic] FreeBSD 9x kernel panic without acpi && event timer Date: Sun, 8 Jan 2012 07:20:18 +0400 Small updating - probably a problem is actual for RELENG_9, not RELEASE. RELENG_9 enable HPET by default. I have specified that are a problem for 9-RC and 9.0-RELEASE too - is i checked in VirtualBox started under 9-STABLE/hpet. >Unformatted: