From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761654AbYFGPTe (ORCPT ); Sat, 7 Jun 2008 11:19:34 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756907AbYFGPTZ (ORCPT ); Sat, 7 Jun 2008 11:19:25 -0400 Received: from mail.gmx.net ([213.165.64.20]:39725 "HELO mail.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1751748AbYFGPTY (ORCPT ); Sat, 7 Jun 2008 11:19:24 -0400 X-Authenticated: #14349625 X-Provags-ID: V01U2FsdGVkX18A+vlD7BEAnoLvP+7Al5DLH5g3rVlyc0l9jvlF4y 7r4A9o/O2jrGQ7 Subject: Oops at dvb_core:dvb_frontend_detach+0xa/0x82 From: Mike Galbraith To: LKML Cc: Mauro Carvalho Chehab Content-Type: text/plain Date: Sat, 07 Jun 2008 17:19:20 +0200 Message-Id: <1212851960.8419.3.camel@marge.simson.net> Mime-Version: 1.0 X-Mailer: Evolution 2.12.0 Content-Transfer-Encoding: 7bit X-Y-GMX-Trusted: 0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Greetings, This morning, git.today tossed the non-repeatable oops below. [ 19.377557] BUG: unable to handle kernel NULL pointer dereference at 00000000000000b0 [ 19.380399] IP: [] :dvb_core:dvb_frontend_detach+0xa/0x82 [ 19.380399] PGD bcde8067 PUD 37862067 PMD 0 [ 19.380399] Oops: 0000 [1] SMP [ 19.380399] CPU 2 [ 19.380399] Modules linked in: tda1004x saa7134_dvb(+) videobuf_dvb dvb_core tuner saa7134 snd_hda_intel snd_pcm compat_ioctl32 videodev snd_timer v4l1_compat v4l2_common snd_page_alloc firewire_ohci snd_hwdep videobuf_dma_sg firewire_core snd videobuf_core usbhid usb_storage ir_kbd_i2c rtc_cmos e1000e ir_common crc_itu_t rtc_core tveeprom sr_mod iTCO_wdt ohci1394 i2c_i801 rtc_lib serio_raw hid cdrom ieee1394 soundcore iTCO_vendor_support i2c_core button intel_agp ff_memless sg uhci_hcd ehci_hcd sd_mod usbcore edd ext3 mbcache jbd fan ahci libata scsi_mod dock thermal processor [ 19.380399] Pid: 2207, comm: modprobe Not tainted 2.6.26-smp #264 [ 19.380399] RIP: 0010:[] [] :dvb_core:dvb_frontend_detach+0xa/0x82 [ 19.380399] RSP: 0000:ffff8100be9fdcc8 EFLAGS: 00010282 [ 19.380399] RAX: 00000000ffffffea RBX: ffff8100be01c000 RCX: 0000000000000001 [ 19.380399] RDX: 00000000ffffffea RSI: 0000000000000000 RDI: 0000000000000000 [ 19.380399] RBP: ffff8100be9fdcd8 R08: 0000000000000000 R09: 0000000000000000 [ 19.380399] R10: ffff810000000000 R11: ffffffffa02d2b00 R12: 0000000000000000 [ 19.380399] R13: ffffffffa02ccf00 R14: ffff8100be01c170 R15: ffffc20010300850 [ 19.380399] FS: 00007f19de1b46f0(0000) GS:ffff8100bf806600(0000) knlGS:0000000000000000 [ 19.380399] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 19.380399] CR2: 00000000000000b0 CR3: 00000000be561000 CR4: 00000000000006e0 [ 19.380399] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 19.380399] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 19.380399] Process modprobe (pid: 2207, threadinfo ffff8100be9fc000, task ffff8100bd01ef60) [ 19.380399] Stack: ffff8100be01c000 ffff8100be01c000 ffff8100be9fdd58 ffffffffa02c99d3 [ 19.380399] ffffc200000000d8 ffff8100be01c000 ffffc2001032c000 ffffc2001032c000 [ 19.380399] ffff8100be9fdd48 0000000000000202 ffff8100bf8f9cc0 0000000000000055 [ 19.380399] Call Trace: [ 19.380399] [] :saa7134_dvb:dvb_init+0x14a6/0x15f6 [ 19.380399] [] :saa7134:mpeg_ops_attach+0x36/0x46 [ 19.380399] [] :saa7134:saa7134_ts_register+0x2a/0x73 [ 19.380399] [] :saa7134_dvb:dvb_register+0x10/0x12 [ 19.380399] [] sys_init_module+0x1962/0x1aa3 [ 19.380399] [] ? msleep+0x0/0x1e [ 19.380399] [] system_call_after_swapgs+0x7b/0x80 [ 19.380399] [ 19.380399] [ 19.380399] Code: 89 e5 48 83 ec 20 48 39 f1 48 89 7d f0 48 89 75 f8 48 89 55 e0 48 89 4d e8 7c 02 89 c8 c9 29 f0 c3 55 48 89 e5 41 54 49 89 fc 53 <48> 8b 87 b0 00 00 00 48 85 c0 74 0f ff d0 49 8b bc 24 b0 00 00 [ 19.380399] RIP [] :dvb_core:dvb_frontend_detach+0xa/0x82 [ 19.380399] RSP [ 19.380399] CR2: 00000000000000b0