Comment 17 for bug 321028

Same problem here, with 9.04 and also with 9.10 upgrade (64 bit):

Error in terminal:

[Alsa] Using device :dmix
ALSA lib pcm_dmix.c:1008:(snd_pcm_dmix_open) unable to open slave
[Alsa]Error opening PCM device dmix
[Alsa] Using device :dmix
ALSA lib pcm_dmix.c:1008:(snd_pcm_dmix_open) unable to open slave
[Alsa]Error opening PCM device dmix
[Playback] Latency : 0 ms
No accel used for rendering
[Bridge] Destroying bridge

lshw (Dell XPS M1330):

        *-multimedia
             description: Audio device
             product: 82801H (ICH8 Family) HD Audio Controller
             vendor: Intel Corporation
             physical id: 1b
             bus info: pci@0000:00:1b.0
             version: 02
             width: 64 bits
             clock: 33MHz
             capabilities: bus_master cap_list
             configuration: driver=HDA Intel latency=0
             resources: irq:21 memory:f6ffc000-f6ffffff