Bug 619430

Description of problem:
I hear popping/clicking sound when stopping music. Also problem occurs with two applications playing sound at the same time ,e.g. when playing music and other app plays sound (like terminal bell) - clicking sound distortion occurs.

hw: Intel Corporation 82801I (ICH9 Family) HD Audio Controller [8086:293e] (rev 03)

Version-Release number of selected component (if applicable):
kernel-2.6.32-54.el6.x86_64

How reproducible:
100%

Steps to Reproduce:
1.play music in rhythmbox/totem
2.while music is playing quit the application (Ctrl-q)

  
Actual results:
you can hear annoying sound distortion   

Expected results:
no sound distortion, sound smoothly disappear    

Additional info:
$ lsmod | grep snd
snd_hda_codec_conexant    36927  1 
snd_hda_intel          24906  1 
snd_hda_codec          82097  2 snd_hda_codec_conexant,snd_hda_intel
snd_hwdep               6746  1 snd_hda_codec
snd_seq                56557  0 
snd_seq_device          6626  1 snd_seq
snd_pcm                84700  2 snd_hda_intel,snd_hda_codec
snd_timer              23087  2 snd_seq,snd_pcm
snd                    70021  10 snd_hda_codec_conexant,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_seq,snd_seq_device,snd_pcm,snd_timer
soundcore               8052  1 snd
snd_page_alloc          8596  2 snd_hda_intel,snd_pcm

#snd_hda_intel module parameters
/sys/module/snd_hda_intel/parameters/power_save_controller
Y
/sys/module/snd_hda_intel/parameters/power_save
0
/sys/module/snd_hda_intel/parameters/beep_mode
2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2
/sys/module/snd_hda_intel/parameters/enable_msi
-1
/sys/module/snd_hda_intel/parameters/single_cmd
N
/sys/module/snd_hda_intel/parameters/probe_only
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
/sys/module/snd_hda_intel/parameters/probe_mask
-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
/sys/module/snd_hda_intel/parameters/bdl_pos_adj
1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1
/sys/module/snd_hda_intel/parameters/position_fix
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
/sys/module/snd_hda_intel/parameters/model
(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
/sys/module/snd_hda_intel/parameters/enable
Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y
/sys/module/snd_hda_intel/parameters/id
(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null)
/sys/module/snd_hda_intel/parameters/index
-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1