From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263870AbTKZNqR (ORCPT ); Wed, 26 Nov 2003 08:46:17 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263873AbTKZNqR (ORCPT ); Wed, 26 Nov 2003 08:46:17 -0500 Received: from fw.osdl.org ([65.172.181.6]:54676 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S263870AbTKZNqQ (ORCPT ); Wed, 26 Nov 2003 08:46:16 -0500 Date: Wed, 26 Nov 2003 05:52:58 -0800 From: Andrew Morton To: Christian Schlittchen Cc: linux-kernel@vger.kernel.org, netdev@oss.sgi.com Subject: Re: 2.6.0-test10: Badness in local_bh_enable at kernel/softirq.c:121 Message-Id: <20031126055258.7526a09d.akpm@osdl.org> In-Reply-To: <20031126104243.GA1395@amber.kn-bremen.de> References: <20031126104243.GA1395@amber.kn-bremen.de> X-Mailer: Sylpheed version 0.9.4 (GTK+ 1.2.10; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Christian Schlittchen wrote: > > > When trying to establish a ppp/pppoe connection I get the following > and the connection fails: > > Badness in local_bh_enable at kernel/softirq.c:121 > Call Trace: > [] local_bh_enable+0x8c/0x90 > [] ppp_sync_push+0x6e/0x1a0 [ppp_synctty] > [] __lookup_hash+0x70/0xd0 > [] ppp_sync_wakeup+0x31/0x70 [ppp_synctty] > [] pty_unthrottle+0x59/0x60 > [] check_unthrottle+0x3a/0x40 > [] n_tty_flush_buffer+0x13/0x60 > [] pty_flush_buffer+0x6d/0x70 > [] do_tty_hangup+0x3fe/0x460 The warning is a pest, and is due to do_tty_hangup() bogusly disabling interrupts in the hope that it does something useful. It needs to be fixed up. But it is unrelated to the PPP failure. I'm afraid it is so long since I used PPP and pppd that I cannot suggest how you should set about gathering extra info on that.