From owner-freebsd-stable@FreeBSD.ORG Wed Jul 2 02:09:27 2014 Return-Path: Delivered-To: freebsd-stable@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 ESMTPS id 9FC45D59 for ; Wed, 2 Jul 2014 02:09:27 +0000 (UTC) Received: from mail-vc0-x234.google.com (mail-vc0-x234.google.com [IPv6:2607:f8b0:400c:c03::234]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 5D6BF2811 for ; Wed, 2 Jul 2014 02:09:27 +0000 (UTC) Received: by mail-vc0-f180.google.com with SMTP id im17so9863834vcb.11 for ; Tue, 01 Jul 2014 19:09:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:reply-to:in-reply-to:references:date:message-id :subject:from:to:cc:content-type; bh=xYl+8CdEjowf4SeX1YsjVYbXWpkSelTZ9IvKp1nBUjI=; b=ci1h8dmZn0gY/cODhpFFUcA6eXt5Ez+bxZgmSW7+kV9UaST2MoO46+y2WMkNHOxHww HaWm4/NHzFmrplSJ01aplpVYoLiQzab4NURbYiTY5RWCXNz9L3cZPzPb8ZdmFHvRTTr6 gMwPBe0lNmSPwjjW4chbO+ebCIezEFFb5BMD9PhqPodz0Luy8HEQ+URumuLeGGOFtV/K oZMUw8YFUAOT3YXqvYjQrpZmIPdEDQlijwMH/yoUyW18OJskoB+4i5rJFSpglY6AFSBj DHDNo/7d4QJKs4pstXzOtQ0QsojKaCyJy1ehMUwJDV+tgRdqcEF+5LqylfV9gLyoGrWZ L2rg== MIME-Version: 1.0 X-Received: by 10.52.253.131 with SMTP id aa3mr35051703vdd.25.1404266966341; Tue, 01 Jul 2014 19:09:26 -0700 (PDT) Received: by 10.220.201.202 with HTTP; Tue, 1 Jul 2014 19:09:26 -0700 (PDT) Reply-To: huanghwh@gmail.com In-Reply-To: <20140701205541.GB18628@stack.nl> References: <20140701205541.GB18628@stack.nl> Date: Wed, 2 Jul 2014 10:09:26 +0800 Message-ID: Subject: Re: onifconsole prevent shutdown on mbr 2013 From: Huang Wen Hui To: Jilles Tjoelker Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.18 Cc: "freebsd-stable@freebsd.org" X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 02 Jul 2014 02:09:27 -0000 PID TID COMM TDNAME KSTACK 1 100002 init - mi_switch sleepq_catch_signals sleepq_wait_sig _cv_wait_sig ttydev_leave ttydev_close devfs_close VOP_CLOSE_APV vgonel vgone devfs_revoke VOP_REVOKE_APV sys_revoke amd64_syscall Xfast_syscall Cheers, Huang Wen-Hui 2014-07-02 4:55 GMT+08:00 Jilles Tjoelker : > On Sat, Jun 14, 2014 at 07:58:17AM +0800, Huang Wen Hui wrote: > > I notice onifconsole is enable on STABLE recently, In mbr 2013 there is > an > > uart port, it may not useful: > > > uart0: <8250 or 16450 or compatible> at port 0x3f8-0x3ff irq 4 flags 0x10 > > on isa0 > > uart0: console (338,n,8,1) > > > If onifconsole is enable, "shutdown -p now" or press power button on > > keyboard is not properly work. > > system still can ssh. > > > Before shutdown command, ps -ax show: > > [snip] > > After showdown command, ps -ax show: > > PID TT STAT TIME COMMAND > > 0 - DLs 0:00.10 [kernel] > > 1 - SLs 0:00.02 /sbin/init -s > > [snip] > > 1693 v0- Z+ 0:00.01 > > 1694 v1- Z+ 0:00.00 > > 1695 v2- Z+ 0:00.01 > > 1696 v3- Z+ 0:00.01 > > 1697 v4- Z+ 0:00.01 > > 1698 v5- Z+ 0:00.01 > > 1699 v6- Z+ 0:00.01 > > 1700 v7- Z+ 0:00.00 > > 1701 u0- Z+ 0:00.01 > > 1747 0 Ss 0:00.01 -csh (csh) > > 1780 0 R+ 0:00.00 ps -ax > > > All getty processes become to defunct. > > Please provide the output of > procstat -k 1 > during the hang (after the shutdown command). > > If you are running stable/10, reverting r261997 (an MFC of r259441) > might help. In some circumstances, r261997 makes a process unkillable > while waiting for output to drain while closing a tty. > > -- > Jilles Tjoelker >