From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sc8-sf-mx1-b.sourceforge.net ([10.3.1.91] helo=mail.sourceforge.net) by sc8-sf-list1-new.sourceforge.net with esmtp (Exim 4.43) id 1IVYr3-00060X-S3 for user-mode-linux-devel@lists.sourceforge.net; Wed, 12 Sep 2007 13:30:34 -0700 Received: from saraswathi.solana.com ([198.99.130.12]) by mail.sourceforge.net with esmtps (TLSv1:AES256-SHA:256) (Exim 4.44) id 1IVYr2-0000uf-BT for user-mode-linux-devel@lists.sourceforge.net; Wed, 12 Sep 2007 13:30:33 -0700 Date: Wed, 12 Sep 2007 16:30:02 -0400 From: Jeff Dike Message-ID: <20070912203002.GA9725@c2.user-mode-linux.org> References: <46DDAD83.4030004@cttc.es> <20070904214521.GB5417@c2.user-mode-linux.org> <46DE8F70.4070404@cttc.es> <20070910160238.GC14112@c2.user-mode-linux.org> <46E71F58.6050301@cttc.es> <46E85FA0.9040405@cttc.es> Mime-Version: 1.0 Content-Disposition: inline In-Reply-To: <46E85FA0.9040405@cttc.es> Subject: Re: [uml-devel] [uml-user] Hanging using 'iptables -L' in UML vm booted with con0=pts List-Id: The user-mode Linux development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Sender: user-mode-linux-devel-bounces@lists.sourceforge.net Errors-To: user-mode-linux-devel-bounces@lists.sourceforge.net To: =?iso-8859-1?Q?Ferm=EDn_Gal=E1n_M=E1rquez?= Cc: UML-user On Wed, Sep 12, 2007 at 11:52:32PM +0200, Ferm=EDn Gal=E1n M=E1rquez wrote: > This is the trace (as you can see I're repeated the experiment twice, = > the result is basically the same), hoping it could be useful to diagnose = > the problem and fix eventual bugs in the UML kernel. See below regarding = > the test procedure. > = > (gdb) bt > #0 0xb7f9d7f2 in ?? () from /lib/ld-linux.so.2 > #1 0xb7f19ab0 in tcsetattr () from /lib/i686/cmov/libc.so.6 > #2 0x080610d5 in generic_console_write (fd=3D7, > buf=3D0x828fc13 "ip_tables: (C) 2000-2006 Netfilter Core Team\n", n= =3D45) > at arch/um/drivers/chan_user.c:37 > #3 0x0806096e in console_write_chan (chans=3D0x82756f0, > buf=3D0x828fc13 "ip_tables: (C) 2000-2006 Netfilter Core Team\n", len= =3D45) > at arch/um/drivers/chan_kern.c:352 Are you capturing UML output with a script or something? This is the signature of the script not reading from the pty, so everything just backs up, waiting for the pty to clear up. Jeff -- = Work email - jdike at linux dot intel dot com ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2005. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel