From: Lee Revell <rlrevell@joe-job.com>
To: Esben Stien <b0ef@esben-stien.name>
Cc: alsa-devel <alsa-devel@lists.sourceforge.net>,
linux-kernel@vger.kernel.org
Subject: Re: A Sudden Death of Audio (linux-2.6.12-RT-V0.7.50-15)
Date: Sun, 03 Jul 2005 18:53:47 -0400 [thread overview]
Message-ID: <1120431227.8401.23.camel@mindpipe> (raw)
In-Reply-To: <87ll4nk0pe.fsf@quasar.esben-stien.name>
Looks like a bug in the voice allocator. This is my fault, that bug was
thought to have been fixed. Forwarding to alsa-devel.
Lee
On Mon, 2005-07-04 at 00:02 +0200, Esben Stien wrote:
> All of a sudden, audio died and all apps using the device froze. I'm
> on a p3-600 with a emu10k1 chip.
>
> Compiling with the latest patch now, but here's the dmesg output:
>
> BUG: Unable to handle kernel NULL pointer dereference at virtual address 00000107
> printing eip:
> f8865c12
> *pde = 00000000
> Oops: 0000 [#1]
> PREEMPT
> Modules linked in: capability commoncap snd_seq_midi snd_emu10k1_synth snd_emux_synth snd_seq_virmidi snd_seq_midi_emul loop radeon usb_midi audio snd_usb_audio snd_usb_lib 8139too ne2k_pci 8390 snd_emu10k1 snd_rawmidi snd_util_mem snd_hwdep evdev
> CPU: 0
> EIP: 0060:[<f8865c12>] Not tainted VLI
> EFLAGS: 00210292 (2.6.12-RT-V0.7.50-15)
> EIP is at snd_emu10k1_pcm_init_voice+0x12/0x5e0 [snd_emu10k1]
> eax: 000000ff ebx: 0000e000 ecx: 00000000 edx: f6268b74
> esi: f62696a4 edi: 0000e000 ebp: f6268000 esp: e2883e1c
> ds: 007b es: 007b ss: 0068 preempt: 00000001
> Process jackd (pid: 26621, threadinfo=e2882000 task=dfa222f0)
> Stack: f6268000 0808001a 03020100 00000000 f6268590 c17e4920 e2883e80 00000000
> 00000001 00000000 e4c44c00 000000ff 00000000 0e0d000e 00000000 0000e000
> f62696a4 0000e000 00000010 f886666d f6268000 00000000 00000000 f6268b74
> Call Trace:
> [<f886666d>] snd_emu10k1_efx_playback_prepare+0x10d/0x120 [snd_emu10k1] (80)
> [<c036f991>] snd_pcm_do_prepare+0x11/0x30 (60)
> [<c036ee6c>] snd_pcm_action_group+0x11c/0x1e0 (16)
> [<c036f1e9>] snd_pcm_action_nonatomic+0x49/0xa0 (32)
> [<c036f9fd>] snd_pcm_prepare+0x1d/0x30 (32)
> [<c03721b2>] snd_pcm_playback_ioctl1+0x52/0x2c0 (16)
> [<c0130dbb>] futex_wake+0x6b/0xc0 (16)
> [<c0130d04>] wake_futex+0x34/0x80 (4)
> [<c012fe43>] rt_up_read+0x23/0x40 (8)
> [<c0130dcf>] futex_wake+0x7f/0xc0 (8)
> [<c0130dcf>] futex_wake+0x7f/0xc0 (4)
> [<c017041e>] do_ioctl+0x9e/0xb0 (28)
> [<c012fff2>] up_mutex+0x32/0x80 (16)
> [<c01705d5>] vfs_ioctl+0x65/0x200 (20)
> [<c015cc15>] fget_light+0x85/0x90 (16)
> [<c01707f8>] sys_ioctl+0x88/0xa0 (20)
> [<c0102d2b>] sysenter_past_esp+0x54/0x75 (40)
> Code: 00 fe 05 00 00 00 06 89 f6 c3 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 90 55 57 56 53 83 ec 3c 8b 54 24 5c 8b 6c 24 50 8b 42 10 <8b> 40 08 8b 40 60 89 44 24 28 8b 4c 24 28 8b 72 04 83 78 2c 02
>
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WARNING: multiple messages have this Message-ID (diff)
From: Lee Revell <rlrevell@joe-job.com>
To: Esben Stien <b0ef@esben-stien.name>
Cc: alsa-devel <alsa-devel@lists.sourceforge.net>,
linux-kernel@vger.kernel.org
Subject: Re: A Sudden Death of Audio (linux-2.6.12-RT-V0.7.50-15)
Date: Sun, 03 Jul 2005 18:53:47 -0400 [thread overview]
Message-ID: <1120431227.8401.23.camel@mindpipe> (raw)
In-Reply-To: <87ll4nk0pe.fsf@quasar.esben-stien.name>
Looks like a bug in the voice allocator. This is my fault, that bug was
thought to have been fixed. Forwarding to alsa-devel.
Lee
On Mon, 2005-07-04 at 00:02 +0200, Esben Stien wrote:
> All of a sudden, audio died and all apps using the device froze. I'm
> on a p3-600 with a emu10k1 chip.
>
> Compiling with the latest patch now, but here's the dmesg output:
>
> BUG: Unable to handle kernel NULL pointer dereference at virtual address 00000107
> printing eip:
> f8865c12
> *pde = 00000000
> Oops: 0000 [#1]
> PREEMPT
> Modules linked in: capability commoncap snd_seq_midi snd_emu10k1_synth snd_emux_synth snd_seq_virmidi snd_seq_midi_emul loop radeon usb_midi audio snd_usb_audio snd_usb_lib 8139too ne2k_pci 8390 snd_emu10k1 snd_rawmidi snd_util_mem snd_hwdep evdev
> CPU: 0
> EIP: 0060:[<f8865c12>] Not tainted VLI
> EFLAGS: 00210292 (2.6.12-RT-V0.7.50-15)
> EIP is at snd_emu10k1_pcm_init_voice+0x12/0x5e0 [snd_emu10k1]
> eax: 000000ff ebx: 0000e000 ecx: 00000000 edx: f6268b74
> esi: f62696a4 edi: 0000e000 ebp: f6268000 esp: e2883e1c
> ds: 007b es: 007b ss: 0068 preempt: 00000001
> Process jackd (pid: 26621, threadinfo=e2882000 task=dfa222f0)
> Stack: f6268000 0808001a 03020100 00000000 f6268590 c17e4920 e2883e80 00000000
> 00000001 00000000 e4c44c00 000000ff 00000000 0e0d000e 00000000 0000e000
> f62696a4 0000e000 00000010 f886666d f6268000 00000000 00000000 f6268b74
> Call Trace:
> [<f886666d>] snd_emu10k1_efx_playback_prepare+0x10d/0x120 [snd_emu10k1] (80)
> [<c036f991>] snd_pcm_do_prepare+0x11/0x30 (60)
> [<c036ee6c>] snd_pcm_action_group+0x11c/0x1e0 (16)
> [<c036f1e9>] snd_pcm_action_nonatomic+0x49/0xa0 (32)
> [<c036f9fd>] snd_pcm_prepare+0x1d/0x30 (32)
> [<c03721b2>] snd_pcm_playback_ioctl1+0x52/0x2c0 (16)
> [<c0130dbb>] futex_wake+0x6b/0xc0 (16)
> [<c0130d04>] wake_futex+0x34/0x80 (4)
> [<c012fe43>] rt_up_read+0x23/0x40 (8)
> [<c0130dcf>] futex_wake+0x7f/0xc0 (8)
> [<c0130dcf>] futex_wake+0x7f/0xc0 (4)
> [<c017041e>] do_ioctl+0x9e/0xb0 (28)
> [<c012fff2>] up_mutex+0x32/0x80 (16)
> [<c01705d5>] vfs_ioctl+0x65/0x200 (20)
> [<c015cc15>] fget_light+0x85/0x90 (16)
> [<c01707f8>] sys_ioctl+0x88/0xa0 (20)
> [<c0102d2b>] sysenter_past_esp+0x54/0x75 (40)
> Code: 00 fe 05 00 00 00 06 89 f6 c3 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 90 55 57 56 53 83 ec 3c 8b 54 24 5c 8b 6c 24 50 8b 42 10 <8b> 40 08 8b 40 60 89 44 24 28 8b 4c 24 28 8b 72 04 83 78 2c 02
>
next prev parent reply other threads:[~2005-07-03 22:53 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-07-03 22:02 A Sudden Death of Audio (linux-2.6.12-RT-V0.7.50-15) Esben Stien
2005-07-03 22:53 ` Lee Revell [this message]
2005-07-03 22:53 ` Lee Revell
2005-07-28 19:14 ` Lee Revell
2005-07-28 19:14 ` Lee Revell
2005-07-04 1:24 ` Esben Stien
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