Comment 29 for bug 320875

>> Oct 8 09:47:15 mike-desktop pulseaudio[1771]: alsa-util.c: snd_pcm_avail_delay() returned strange values: delay 4 is less than avail 6.

>> Oct 8 09:47:15 mike-desktop pulseaudio[1771]: alsa-util.c: appl_ptr : 9764858
>> Oct 8 09:47:15 mike-desktop pulseaudio[1771]: alsa-util.c: hw_ptr : 9764864

can you set "log-time =yes" in pulse/daemon.conf so that timestamp is added and provide a test case which reproduce the problem with a full pulseaudio log

pulseaudio -k;pulseaudio -vvvvv