Comment 14 for bug 226342

Same bug on my HP dv9000 Pavilion laptop.

After using the laptop for a few minutes, I notice that
sound stops working. From then on, I can't start applications
from GNOME menu (gnome-terminal hangs from example).

I see those errors in logs:

pel@pel-laptop:~$ tail -f /var/log/messages
May 11 09:57:25 pel-laptop kernel: [ 51.276557] NET: Registered protocol family 10
May 11 09:57:25 pel-laptop kernel: [ 51.276806] lo: Disabled Privacy Extensions
May 11 09:57:39 pel-laptop pulseaudio[5937]: alsa-util.c: Device front:0 doesn't support 44100 Hz, changed to 48000 Hz.
May 11 09:57:39 pel-laptop pulseaudio[5937]: alsa-util.c: Device front:0 doesn't support 44100 Hz, changed to 48000 Hz.
May 11 09:57:39 pel-laptop pulseaudio[5937]: alsa-util.c: Cannot find fallback mixer control "Mic".
May 11 10:17:11 pel-laptop -- MARK --
May 11 10:26:14 pel-laptop pulseaudio[5937]: sink-input.c: Failed to create sink input: too many inputs per sink.
May 11 10:34:20 pel-laptop pulseaudio[5937]: sink-input.c: Failed to create sink input: too many inputs per sink.
May 11 10:37:08 pel-laptop kernel: [ 1778.924660] ALSA /build/buildd/linux-ubuntu-modules-2.6.24-2.6.24/debian/build/build-generic/sound/alsa-driver/pci/hda/../../alsa-kernel/pci/hda/hda_i>
May 11 10:37:08 pel-laptop pulseaudio[5937]: sink-input.c: Failed to create sink input: too many inputs per sink.

Here is my sound card:

$ lspci | grep -i audio
00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High Definition Audio Controller (rev 02)