Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756993AbYFBFme (ORCPT ); Mon, 2 Jun 2008 01:42:34 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751611AbYFBFm1 (ORCPT ); Mon, 2 Jun 2008 01:42:27 -0400 Received: from shadow.wildlava.net ([67.40.138.81]:56490 "EHLO shadow.wildlava.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751110AbYFBFm0 (ORCPT ); Mon, 2 Jun 2008 01:42:26 -0400 Message-ID: <48438840.7050106@skyrush.com> Date: Sun, 01 Jun 2008 23:42:24 -0600 From: Joe Peterson User-Agent: Thunderbird 2.0.0.14 (X11/20080505) MIME-Version: 1.0 To: Harald Dunkel CC: linux-kernel@vger.kernel.org, Alan Cox Subject: Re: 2.6.25.3: su gets stuck for root References: <48434D57.6030801@skyrush.com> <48438126.3080308@t-online.de> In-Reply-To: <48438126.3080308@t-online.de> X-Enigmail-Version: 0.95.6 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 982 Lines: 33 Harald Dunkel wrote: > Joe Peterson wrote: >> Hi Harold, >> >> Doing "ps" while hung shows stty in the "T" state. "killall -9 stty" >> releases it. >> > > Does strace give you the same output if you attach it to the blocking > stty (strace -p $pid)? > > I got > > > : > ioctl(0, SNDCTL_TMR_START or TCSETS, {B38400 opost isig icanon echo ...}) = ? ERESTARTSYS (To be restarted) > --- SIGTTOU (Stopped (tty output)) @ 0 (0) --- > --- SIGTTOU (Stopped (tty output)) @ 0 (0) --- Yep, almost the same. I get (repeating): ioctl(0, SNDCTL_TMR_STOP or TCSETSW, {B38400 opost isig icanon echo ...}) = ? ERESTARTSYS (To be restarted) --- SIGTTOU (Stopped (tty output)) @ 0 (0) --- --- SIGTTOU (Stopped (tty output)) @ 0 (0) --- -Joe -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/