From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965154AbXCFPfT (ORCPT ); Tue, 6 Mar 2007 10:35:19 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965157AbXCFPfT (ORCPT ); Tue, 6 Mar 2007 10:35:19 -0500 Received: from main.gmane.org ([80.91.229.2]:43951 "EHLO ciao.gmane.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965155AbXCFPfQ (ORCPT ); Tue, 6 Mar 2007 10:35:16 -0500 X-Injected-Via-Gmane: http://gmane.org/ To: linux-kernel@vger.kernel.org From: Dirk Schoebel Subject: Re: OOPS with 2.6.20 and 2.6.21-rc2 (mos7720) Followup-To: gmane.linux.usb.devel Date: Tue, 06 Mar 2007 16:31:15 +0100 Message-ID: References: <200703061207.53484.oliver@neukum.org> <200703061618.26402.oliver@neukum.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7Bit X-Complaints-To: usenet@sea.gmane.org X-Gmane-NNTP-Posting-Host: port-87-234-91-111.dynamic.qsc.de User-Agent: KNode/0.10.4 Cc: linux-usb-devel@lists.sourceforge.net Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org new trace (if i should activate some kernel debugging optioons just mention it) Mar 6 16:28:02 emerald usbcore: registered new interface driver moschip7720 Mar 6 16:28:12 emerald Unable to handle kernel NULL pointer dereference at 0000000000000070 RIP: Mar 6 16:28:12 emerald [] :mos7720:mos7720_open+0x3fb/0x580 Mar 6 16:28:12 emerald PGD 10ba92067 PUD 1321b3067 PMD 0 Mar 6 16:28:12 emerald Oops: 0000 [2] SMP Mar 6 16:28:12 emerald CPU 0 Mar 6 16:28:12 emerald Modules linked in: mos7720 snd_rtctimer snd_seq_midi snd_emu10k1_synth snd_emux_synth snd_seq_virmidi snd_seq_midi_emul snd_pcm_oss snd_mixer_oss snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq nls_iso8859_15 vmnet(PF) vmmon(PF) it87 hwmon_vid i2c_isa eeprom lm90 rfcomm l2cap fuse nls_iso8859_1 nls_cp850 eth1394 kqemu capability dazuko commoncap tuner tvaudio msp3400 nvidia(P) usbserial psmouse bttv video_buf ir_common compat_ioctl32 btcx_risc zaurus cdc_ether usbnet tveeprom videodev v4l2_common v4l1_compat hci_usb bluetooth snd_emu10k1 snd_rawmidi snd_seq_device snd_util_mem snd_hwdep skge snd_intel8x0 snd_ac97_codec ac97_bus snd_bt87x snd_pcm snd_timer ohci1394 snd snd_page_alloc k8temp i2c_nforce2 forcedeth Mar 6 16:28:12 emerald Pid: 15042, comm: minicom Tainted: PF R 2.6.21-rc2-emi #1 Mar 6 16:28:12 emerald RIP: 0010:[] [] :mos7720:mos7720_open+0x3fb/0x580 Mar 6 16:28:12 emerald RSP: 0018:ffff810138a97d58 EFLAGS: 00010202 Mar 6 16:28:12 emerald RAX: 0000000040000780 RBX: ffff81011926cc00 RCX: ffff81013ff96000 Mar 6 16:28:12 emerald RDX: 0000000000000000 RSI: ffff810001000138 RDI: 0000000000000000 Mar 6 16:28:12 emerald RBP: ffff810138a97d6f R08: ffff810138a96000 R09: ffff810138a97b58 Mar 6 16:28:12 emerald R10: 0000000000000000 R11: 0000000000000000 R12: ffff81011926cc00 Mar 6 16:28:12 emerald R13: ffff8100be0e1240 R14: ffff8100bc2a4540 R15: ffff810136a3fe20 Mar 6 16:28:12 emerald FS: 00002b640ead7da0(0000) GS:ffffffff808a200 (0000) knlGS:00000000f65019c0 Mar 6 16:28:12 emerald CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b Mar 6 16:28:12 emerald CR2: 0000000000000070 CR3: 0000000138617000 CR4: 00000000000006e0 Mar 6 16:28:12 emerald Process minicom (pid: 15042, threadinfo ffff810138a96000, task ffff81011d76eee0) Mar 6 16:28:12 emerald Stack: ffff81011926cc00 ffff81013d1cd000 0c00000000000282 ffff81011926cc00 Mar 6 16:28:12 emerald ffff8100be0e1240 ffff81013ae12800 ffff81011926cc18 00000000ffffffed Mar 6 16:28:12 emerald ffff8100baad1680 ffffffff8817d487 ffff8100bd27f940 000000000bc00002 Mar 6 16:28:12 emerald Call Trace: Mar 6 16:28:12 emerald [] :usbserial:serial_open+0x117/0x190 Mar 6 16:28:12 emerald [] tty_open+0x1b6/0x360 Mar 6 16:28:12 emerald [] chrdev_open+0x182/0x1e0 Mar 6 16:28:12 emerald [] chrdev_open+0x0/0x1e0 Mar 6 16:28:12 emerald [] __dentry_open+0xed/0x1e0 Mar 6 16:28:12 emerald [] do_filp_open+0x2d/0x40 Mar 6 16:28:12 emerald [] do_setitimer+0x16f/0x350 Mar 6 16:28:12 emerald [] do_sys_open+0x5a/0x100 Mar 6 16:28:12 emerald [] system_call+0x7e/0x83 Mar 6 16:28:12 emerald Mar 6 16:28:12 emerald Mar 6 16:28:12 emerald Code: 44 8b 47 70 09 c2 48 8b 43 38 c7 47 04 01 00 00 00 48 89 4f Mar 6 16:28:12 emerald RIP [] :mos7720:mos7720_open+0x3fb/0x580 Mar 6 16:28:12 emerald RSP Mar 6 16:28:12 emerald CR2: 0000000000000070