From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugtrack@alsa-project.org Subject: [ALSA - driver 0001833]: oops in snd_mpu401_uart Date: Tue, 2 May 2006 17:55:47 +0200 Message-ID: <63ee28ff8e6abc32c9190e9ce088e767@bugtrack.alsa-project.org> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Return-path: Received: from bugtrack.alsa-project.org (gate.perex.cz [85.132.177.35]) by alsa.jcu.cz (ALSA's E-mail Delivery System) with ESMTP id 6244119F for ; Tue, 2 May 2006 17:55:47 +0200 (MEST) Sender: alsa-devel-admin@lists.sourceforge.net Errors-To: alsa-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org A NOTE has been added to this issue. ====================================================================== ====================================================================== Reported By: ponchick Assigned To: ====================================================================== Project: ALSA - driver Issue ID: 1833 Category: GENERIC - mpu401 Reproducibility: always Severity: major Priority: normal Status: new Distribution: gentoo Kernel Version: gentoo-sources-2.6.15-r4 ====================================================================== Date Submitted: 02-09-2006 08:33 CET Last Modified: 05-02-2006 17:55 CEST ====================================================================== Summary: oops in snd_mpu401_uart Description: I don't know what exactly happend but when I run wine or winecfg it segfaulted. dmesg shows following: Unable to handle kernel paging request at 0000000010228800 RIP: {:snd_mpu401_uart:mpu401_write_mmio+0} PGD 6e57067 PUD 0 Oops: 0002 [1] PREEMPT SMP CPU 1 Modules linked in: snd_rtctimer snd_seq_midi snd_pcm_oss snd_mixer_oss snd_seq_oss snd_seq_midi_event snd_seq snd_au8830 snd_ac97_codec snd_pcm snd_timer snd_page_alloc snd_ac97_bus snd_mpu401_uart snd_rawmidi snd_seq_device snd soundcore nvidia sky2 Pid: 11110, comm: wine-preloader Tainted: P 2.6.15-gentoo-r4 #1 RIP: 0010:[] {:snd_mpu401_uart:mpu401_write_mmio+0} RSP: 0018:ffff81003564f8f0 EFLAGS: 00010046 RAX: 0000000000000013 RBX: ffff81003cb4e580 RCX: 0000000000000000 RDX: 0000000010228800 RSI: 0000000000000000 RDI: ffff81003cb4e580 RBP: ffff81003eb60740 R08: 0000000000000000 R09: ffff8100279794c0 R10: 0000000000000000 R11: 0000000000000000 R12: ffff81003cb4fe00 R13: 0000000000000001 R14: ffff81003cb4e5f8 R15: 0000000000000246 FS: 000000005556c000(006b) GS:ffffffff8057b880(0063) knlGS:00000000556cb920 CS: 0010 DS: 002b ES: 002b CR0: 000000008005003b CR2: 0000000010228800 CR3: 00000000375ad000 CR4: 00000000000006e0 Process wine-preloader (pid: 11110, threadinfo ffff81003564e000, task ffff810002178440) Stack: ffffffff884ca19f ffff81003ffef500 0000000000000046 ff00000000000286 ffff81003cb4e580 ffff81003eb60740 ffff81003cb4fe00 ffff81003eb606c0 0000000000000000 ffff81003d7c3bd0 Call Trace:{:snd_mpu401_uart:snd_mpu401_uart_cmd+65} {:snd_mpu401_uart:snd_mpu401_uart_input_open+73} {:snd_rawmidi:snd_rawmidi_kernel_open+644} {:snd_seq_midi:midisynth_subscribe+53} {_spin_lock+27} {:snd_seq:subscribe_port+214} {:snd_seq:snd_seq_port_connect+433} {:snd_seq:snd_seq_ioctl_subscribe_port+226} {:snd_seq:snd_seq_kernel_client_ctl+92} {:snd_seq_oss:snd_seq_oss_midi_open+267} {:snd_seq_oss:snd_seq_oss_midi_open_all+35} {:snd_seq_oss:snd_seq_oss_open+1152} {:snd_seq_oss:snd_seq_oss_event_input+0} {:snd_seq_oss:free_devinfo+0} {__link_path_walk+3332} {__lock_text_start+20} {:snd_seq_oss:odev_open+52} {:soundcore:soundcore_open+513} {chrdev_open+454} {chrdev_open+0} {__dentry_open+310} {nameidata_to_filp+34} {filp_open+58} {get_unused_fd+234} {do_sys_open+81} {sysenter_do_call+27} Code: 40 88 32 c3 0f b6 06 0f b6 c0 c3 48 83 ec 28 4c 89 64 24 10 RIP {:snd_mpu401_uart:mpu401_write_mmio+0} RSP CR2: 0000000010228800 <6>note: wine-preloader[11110] exited with preempt_count 1 I use standalone alsa-driver (kernel one is out of date and doesn't support au8830 on 64-bit platforms) with gentoo-sources-2.6.14-r5, gentoo-sources-2.6.15-r1 and gentoo-sources-2.6.15-r4. ====================================================================== ---------------------------------------------------------------------- Raymond - 05-02-06 06:54 ---------------------------------------------------------------------- Do we need iounmap(vortex->mmio) in snd_vortex_dev_free() ? free_irq(vortex->irq, vortex); + iounmap(vortex->mmio); pci_release_regions(vortex->pci_dev); BTW, refer to au88x0-card-details-midi-name.patch + sprintf(card->shortname, "Aureal Vortex %s", CARD_NAME_SHORT); It is quite strange when AU8830 is well known as "Vortex2" + /* Overwrite MIDI name */ + snprintf(rmidi->name, sizeof(rmidi->name), "%s MIDI %d", CARD_NAME_SHORT , vortex->card->number); + When the card->shortname is initialised before snd_vortex_midi(), rmidi->name already initialised to "au8830 MIDI". Do we really need to add card->number in rmidi->name ? ---------------------------------------------------------------------- tiwai - 05-02-06 17:55 ---------------------------------------------------------------------- iounmap() is required if you do iomap manually. The name string must be unique. That's the reason the patch adds the card number. We can omit it if the card = 0. Issue History Date Modified Username Field Change ====================================================================== 02-09-06 08:33 ponchick New Issue 02-09-06 08:33 ponchick Distribution => gentoo 02-09-06 08:33 ponchick Kernel Version => gentoo-sources-2.6.15-r4 02-09-06 09:12 Raymond Note Added: 0007971 02-09-06 09:32 Raymond Note Added: 0007973 02-09-06 11:57 ponchick Note Added: 0007975 02-09-06 12:32 Raymond Note Added: 0007976 02-09-06 12:35 Raymond Note Edited: 0007976 02-10-06 03:06 Raymond Note Added: 0007982 02-10-06 03:11 rlrevell Note Added: 0007983 02-10-06 03:49 Raymond Note Added: 0007984 02-10-06 05:08 ponchick Note Added: 0007986 02-10-06 05:36 Raymond Note Added: 0007988 02-10-06 06:03 Raymond Note Added: 0007990 02-10-06 10:09 ponchick Note Added: 0007997 02-10-06 11:30 Raymond Note Added: 0008001 02-12-06 03:32 Raymond Note Added: 0008024 02-12-06 14:14 Raymond Note Deleted: 0007990 02-13-06 07:08 Raymond Note Edited: 0008024 02-13-06 16:44 Raymond Note Edited: 0008001 02-14-06 10:41 Raymond Note Edited: 0008024 02-16-06 04:40 Raymond Note Added: 0008084 02-16-06 06:33 ponchick Note Added: 0008086 02-16-06 09:57 Raymond Note Added: 0008089 02-16-06 10:16 ponchick Note Added: 0008091 02-16-06 10:38 Raymond Note Added: 0008092 02-16-06 10:40 Raymond Note Edited: 0008092 02-16-06 13:08 Raymond Note Edited: 0008089 02-25-06 13:15 Raymond Note Added: 0008189 03-21-06 18:02 Raymond Note Edited: 0008089 04-06-06 19:13 Raymond Note Added: 0009126 04-06-06 19:23 rlrevell Note Added: 0009127 04-11-06 05:09 Raymond Note Added: 0009226 04-11-06 06:08 ponchick Note Added: 0009227 04-11-06 09:06 Raymond Note Added: 0009230 04-12-06 10:28 Raymond Note Added: 0009240 04-12-06 11:36 ponchick Note Added: 0009241 04-12-06 15:16 Raymond Note Added: 0009243 04-13-06 07:16 Raymond Note Added: 0009253 04-13-06 10:05 Raymond Note Added: 0009255 04-13-06 10:37 Raymond Note Edited: 0009253 04-14-06 03:30 Raymond Note Added: 0009279 04-17-06 22:57 gineera Note Added: 0009322 04-18-06 04:53 ponchick Note Added: 0009323 04-18-06 05:11 ponchick Note Added: 0009324 04-18-06 05:32 Raymond Note Added: 0009325 04-18-06 06:04 Raymond Note Edited: 0009325 04-19-06 05:42 Raymond Issue Monitored: alien999999999 04-19-06 05:42 Raymond Note Added: 0009349 04-20-06 04:27 Raymond Issue Monitored: penguinparty 04-20-06 04:27 Raymond Note Added: 0009364 04-20-06 05:05 Raymond Note Edited: 0009325 04-20-06 08:55 alien999999999 Note Added: 0009366 04-20-06 09:27 Raymond Note Added: 0009367 04-20-06 10:25 Raymond Note Edited: 0009367 04-21-06 08:11 alien999999999 Note Added: 0009408 04-21-06 16:41 rlrevell Note Added: 0009414 04-21-06 18:00 Raymond Note Added: 0009420 04-21-06 18:13 Raymond Note Added: 0009422 04-21-06 18:23 Raymond Note Added: 0009425 04-21-06 18:28 Raymond Note Added: 0009426 04-21-06 18:54 rlrevell Note Added: 0009427 04-22-06 02:56 Raymond Note Edited: 0009422 04-22-06 02:57 Raymond Note Edited: 0009425 04-22-06 06:58 Raymond Note Edited: 0009426 04-24-06 03:20 Raymond Note Added: 0009447 04-24-06 05:43 ponchick Note Added: 0009448 04-24-06 11:34 Raymond Note Added: 0009450 04-25-06 10:08 Raymond Note Added: 0009485 04-25-06 23:30 gineera Note Added: 0009496 04-26-06 04:26 Raymond Note Added: 0009500 04-26-06 04:33 Raymond Note Added: 0009501 04-26-06 04:35 Raymond Note Edited: 0009501 04-26-06 04:50 Raymond Note Added: 0009502 04-26-06 05:06 Raymond Note Added: 0009503 04-26-06 07:13 Raymond Note Edited: 0009501 04-26-06 16:38 Raymond Note Added: 0009515 04-26-06 17:20 Raymond Note Added: 0009518 04-26-06 17:34 Raymond Note Edited: 0009518 04-26-06 18:41 Raymond Issue Monitored: perex 04-26-06 18:41 Raymond Note Added: 0009521 04-27-06 13:36 Raymond Note Added: 0009529 05-01-06 10:58 Raymond Note Added: 0009554 05-01-06 18:12 Raymond Note Edited: 0009554 05-02-06 04:38 ponchick Note Added: 0009555 05-02-06 06:52 Raymond Issue Monitored: tiwai 05-02-06 06:52 Raymond Note Added: 0009556 05-02-06 06:54 Raymond Note Edited: 0009556 05-02-06 17:55 tiwai Note Added: 0009561 ====================================================================== ------------------------------------------------------- Using Tomcat but need to do more? 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