This does not appear to be snd_usb_audio related as I am seeing the same problem when that module is not loaded. Sound controller on my laptop is
00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High Definition Audio Controller (rev 01)
# lsmod | grep snd snd_hda_codec_idt 51592 1 snd_hda_intel 24164 4 snd_hda_codec 59380 2 snd_hda_codec_idt,snd_hda_intel snd_hwdep 6716 1 snd_hda_codec snd_pcm 62596 3 snd_hda_intel,snd_hda_codec snd_timer 17876 1 snd_pcm snd 50336 13 snd_hda_codec_idt,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm,snd_timer soundcore 5476 1 snd snd_page_alloc 7712 2 snd_hda_intel,snd_pcm
Kernel is # uname -a Linux aristarchus.rlent.pnet 2.6.30.5-43.fc11.i586 #1 SMP Thu Aug 27 21:18:54 EDT 2009 i686 i686 i386 GNU/Linux
so the supposed fix with 2.6.29.5-191.fc11.i586 doesn't fix it here.
This does not appear to be snd_usb_audio related as I am seeing the same problem when that module is not loaded. Sound controller on my laptop is
00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High Definition Audio Controller (rev 01)
# lsmod | grep snd codec_idt, snd_hda_ intel intel,snd_ hda_codec codec_idt, snd_hda_ intel,snd_ hda_codec, snd_hwdep, snd_pcm, snd_timer intel,snd_ pcm
snd_hda_codec_idt 51592 1
snd_hda_intel 24164 4
snd_hda_codec 59380 2 snd_hda_
snd_hwdep 6716 1 snd_hda_codec
snd_pcm 62596 3 snd_hda_
snd_timer 17876 1 snd_pcm
snd 50336 13 snd_hda_
soundcore 5476 1 snd
snd_page_alloc 7712 2 snd_hda_
Kernel is rlent.pnet 2.6.30. 5-43.fc11. i586 #1 SMP Thu Aug 27 21:18:54 EDT 2009 i686 i686 i386 GNU/Linux
# uname -a
Linux aristarchus.
so the supposed fix with 2.6.29. 5-191.fc11. i586 doesn't fix it here.