From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751407AbVJQPyT (ORCPT ); Mon, 17 Oct 2005 11:54:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751395AbVJQPyT (ORCPT ); Mon, 17 Oct 2005 11:54:19 -0400 Received: from agmk.net ([217.73.31.34]:31504 "EHLO mail.agmk.net") by vger.kernel.org with ESMTP id S1751408AbVJQPyS (ORCPT ); Mon, 17 Oct 2005 11:54:18 -0400 From: =?utf-8?q?Pawe=C5=82_Sikora?= To: linux-kernel@vger.kernel.org Subject: Re: 2.6.14-rc4-rt1 / oops in ip_nat_cleanup_conntrack / softirq-net-rx Date: Mon, 17 Oct 2005 17:54:06 +0200 User-Agent: KMail/1.8.3 Cc: Ingo Molnar , netfilter-devel@lists.netfilter.org MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200510171754.07186.pluto@agmk.net> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi Ingo, With -rt1 I get this oops. (...) BUG: Unable to handle kernel paging request at virtual address 00100104 printing eip: e13fa10c *pde = 00000000 Oops: 0002 [#1] PREEMPT Modules linked in: ipt_state iptable_filter ipt_TTL iptable_mangle iptable_nat ip_nat ip_conntrack nfnetlink ip_tables ip6table_filter ip6_tables ipv6 ohci_hcd ehci_hcd snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_pcm_oss snd_mixer_oss snd_ens1371 gameport snd_rawmidi snd_seq_device snd_ac97_codec snd_pcm snd_page_alloc snd_ac97_bus tsdev snd_rtctimer snd_timer snd soundcore psmouse evdev usbhid 8139too via_rhine mii processor msr cpuid ide_cd cdrom ide_disk usbkbd uhci_hcd usbcore jfs via82cxxx ide_core CPU: 0 EIP: 0060:[] Not tainted VLI EFLAGS: 00010246 (2.6.14-0.5) EIP is at ip_nat_cleanup_conntrack+0x2c/0x50 [ip_nat] eax: 00100100 ebx: ddc67c54 ecx: ddc67cf4 edx: 00200200 esi: 80000000 edi: ddebc5e0 ebp: dff45e98 esp: dff45e94 ds: 007b es: 007b ss: 0068 preempt: 00000001 Process softirq-net-rx/ (pid: 5, threadinfo=dff44000 task=dffe8030 stack_left=7776 worst_left=-1) Stack: ddc67c54 dff45eb4 e140b557 ddc67c54 c0403168 c028c0d0 00000014 80000000 dff45ee4 c028bb36 ddc67c54 00000001 dff45eec c1759000 00000000 c028c0d0 80000000 00000000 ddebc5e0 ccb2581e dff45f1c c028be40 ddebc5e0 9134b33e Call Trace: [] show_stack+0x7f/0xa0 (28) [] show_registers+0x197/0x220 (56) [] die+0xe8/0x190 (68) [] do_page_fault+0x2d9/0x574 (96) [] error_code+0x4f/0x54 (64) [] destroy_conntrack+0x117/0x150 [ip_conntrack] (28) [] ip_local_deliver+0x1e6/0x290 (48) [] ip_rcv+0x260/0x4f0 (56) [] netif_receive_skb+0x248/0x2d0 (52) [] process_backlog+0x88/0x100 (28) [] net_rx_action+0x94/0x1b0 (32) [] ksoftirqd+0xc6/0x130 (40) [] kthread+0xaa/0xb0 (48) [] kernel_thread_helper+0x5/0xc (537632796) Code: 89 e5 53 8b 5d 08 f7 43 08 80 01 00 00 75 03 5b 5d c3 b8 c0 da 3f e1 e8 93 ae ed de 8d 8b a0 00 00 00 8b 83 a0 00 00 00 8b 51 04 <89> 50 04 89 02 b8 00 01 10 00 89 83 a0 00 00 00 b8 c0 da 3f e1 I've also observed "probe-failed" with 2.6.14-rc4-rt1: Probing IDE interface ide0... hda: ST3160023A, ATA DISK drive hda: IRQ probe failed (0xfffffcf8) hdb: IRQ probe failed (0xfffffcf8) hdb: IRQ probe failed (0xfffffcf8) ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 Probing IDE interface ide1... hdc: _NEC DVD_RW ND-3540A, ATAPI CD/DVD-ROM drive hdd: TEAC CD-552E, ATAPI CD/DVD-ROM drive ide1 at 0x170-0x177,0x376 on irq 15 ... with 2.6.11.10 it works fine. Probing IDE interface ide0... hda: ST3160023A, ATA DISK drive ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 Probing IDE interface ide1... hdc: _NEC DVD_RW ND-3540A, ATAPI CD/DVD-ROM drive hdd: TEAC CD-552E, ATAPI CD/DVD-ROM drive ide1 at 0x170-0x177,0x376 on irq 15 Moreover -rt6 slows down my system dramatically :| -- The only thing necessary for the triumph of evil is for good men to do nothing. - Edmund Burke