I have just the same problem. My audio infos follow:
$ lsmod | grep snd snd_hda_intel 263712 4 snd_pcm_oss 44672 0 snd_pcm 80388 3 snd_hda_intel,snd_pcm_oss snd_mixer_oss 17664 1 snd_pcm_oss snd_seq_dummy 4740 0 snd_seq_oss 33152 0 snd_seq_midi 9600 0 snd_rawmidi 25728 1 snd_seq_midi snd_seq_midi_event 8448 2 snd_seq_oss,snd_seq_midi snd_seq 53232 6 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq_midi_event snd_timer 24324 3 snd_pcm,snd_seq snd_seq_device 9228 5 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_rawmidi,snd_seq snd 54660 15 snd_hda_intel,snd_pcm_oss,snd_pcm,snd_mixer_oss,snd_seq_oss,snd_rawmidi,snd_seq,snd_timer,snd_seq_device soundcore 8800 1 snd snd_page_alloc 11400 2 snd_hda_intel,snd_pcm
I have just the same problem.
My audio infos follow:
$ lsmod | grep snd intel,snd_ pcm_oss oss,snd_ seq_midi dummy,snd_ seq_oss, snd_seq_ midi,snd_ seq_midi_ event dummy,snd_ seq_oss, snd_seq_ midi,snd_ rawmidi, snd_seq intel,snd_ pcm_oss, snd_pcm, snd_mixer_ oss,snd_ seq_oss, snd_rawmidi, snd_seq, snd_timer, snd_seq_ device intel,snd_ pcm
snd_hda_intel 263712 4
snd_pcm_oss 44672 0
snd_pcm 80388 3 snd_hda_
snd_mixer_oss 17664 1 snd_pcm_oss
snd_seq_dummy 4740 0
snd_seq_oss 33152 0
snd_seq_midi 9600 0
snd_rawmidi 25728 1 snd_seq_midi
snd_seq_midi_event 8448 2 snd_seq_
snd_seq 53232 6
snd_seq_
snd_timer 24324 3 snd_pcm,snd_seq
snd_seq_device 9228 5
snd_seq_
snd 54660 15
snd_hda_
soundcore 8800 1 snd
snd_page_alloc 11400 2 snd_hda_