From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Fri, 28 Sep 2001 10:55:08 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Fri, 28 Sep 2001 10:54:54 -0400 Received: from [217.6.75.131] ([217.6.75.131]:55532 "EHLO mail.internetwork-ag.de") by vger.kernel.org with ESMTP id ; Fri, 28 Sep 2001 10:54:09 -0400 Message-ID: <3BB4912A.414B809A@internetwork-ag.de> Date: Fri, 28 Sep 2001 17:03:06 +0200 From: Till Immanuel Patzschke Reply-To: tip@prs.de Organization: interNetwork AG X-Mailer: Mozilla 4.77 [en] (X11; U; Linux 2.2.16 i686) X-Accept-Language: en MIME-Version: 1.0 To: "linux-kernel@vger.kernel.org" Subject: [BUG]: 2.4.10 lockup using ppp on SMP 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 Hi, 2.4.10 (and all its 2.4.x predecessors) lock up in ppp_destroy_interface. Thanks to the kdb I got the two tracebacks below - the all_ppp_lock interferes with some other (socket?!) lock... Any help is VERY much appreciated! Thanks Immanuel output from kdb: EBP EIP Function(args) 0xc02ed78a stext_lock+0x4bce kernel .text.lock 0xc02e8bbc 0xc02e8bbc 0xc02f20e 0 0xf63edf3c 0xc0205698 ppp_destroy_interface+0x38 (0xf63f1800) kernel .text 0xc0100000 0xc0205660 0xc0205b28 0xf63edf94 0xc02018f0 ppp_ioctl+0x2e8 (0xf6c34100, 0xf64025e0, 0x4004743c, 0x22) kernel .text 0xc0100000 0xc0201608 0xc0202304 0xf63edfbc 0xc0154e39 sys_ioctl+0x239 (0x4, 0x4004743c, 0x22, 0xbffff6e4, 0x804d f40) kernel .text 0xc0100000 0xc0154c00 0xc0154ed0 0xc01076ef system_call+0x33 kernel .text 0xc0100000 0xc01076bc 0xc01076f4 [0]kdb> cpu 1 Entering kdb (current=0xf61a0000, pid 525) on processor 1 due to cpu switch [1]kdb> bt EBP EIP Function(args) 0xc02eeae0 stext_lock+0x5f24 kernel .text.lock 0xc02e8bbc 0xc02e8bbc 0xc02f20e 0 0xf61a1f94 0xc0276157 sock_ioctl+0xe3 (0xf61da760, 0xf61a2da0, 0x8914, 0xbffff42 c) kernel .text 0xc0100000 0xc0276074 0xc0276170 0xf61a1fbc 0xc0154e39 sys_ioctl+0x239 (0x5, 0x8914, 0xbffff42c, 0x4, 0xbffff44c) kernel .text 0xc0100000 0xc0154c00 0xc0154ed0 0xc01076ef system_call+0x33 kernel .text 0xc0100000 0xc01076bc 0xc01076f4 -- Till Immanuel Patzschke mailto: tip@internetwork-ag.de interNetwork AG Phone: +49-(0)611-1731-121 Bierstadter Str. 7 Fax: +49-(0)611-1731-31 D-65189 Wiesbaden Web: http://www.internetwork-ag.de