.
Thread 3 (process 6179):
#0  0xb7f04e9b in ?? () from /lib/ld-linux.so.2
#1  0xb7f052af in ?? () from /lib/ld-linux.so.2
#2  0xb7f0955b in ?? () from /lib/ld-linux.so.2
#3  0xb7f0f090 in ?? () from /lib/ld-linux.so.2
#4  0xb7342f64 in ?? () from /lib/libpcre.so.3
#5  0xb7360ac0 in _fini () from /lib/libpcre.so.3
#6  0xb7f0a153 in ?? () from /lib/ld-linux.so.2
#7  0xb7421d69 in exit () from /lib/tls/i686/cmov/libc.so.6
#8  0xb740968d in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
#9  0x08048b21 in ?? ()
.
Thread 2 (process 6186):
#0  0xb7f16430 in __kernel_vsyscall ()
#1  0xb7558c8c in pthread_mutex_lock ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb70c9bf1 in ?? () from /usr/lib/libpulse.so.0
#3  0xb70a953c in ?? () from /usr/lib/libpulse.so.0
#4  0xb709b509 in pa_mainloop_poll () from /usr/lib/libpulse.so.0
#5  0xb709ccd3 in pa_mainloop_iterate () from /usr/lib/libpulse.so.0
#6  0xb709cda4 in pa_mainloop_run () from /usr/lib/libpulse.so.0
#7  0xb70a92e3 in ?? () from /usr/lib/libpulse.so.0
#8  0xb70ca8e2 in ?? () from /usr/lib/libpulse.so.0
#9  0xb755750f in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#10 0xb74d47ee in clone () from /lib/tls/i686/cmov/libc.so.6
.
Thread 1 (process 6187):
#0  0xb70c884d in ?? () from /usr/lib/libpulse.so.0
#1  0xb709ee40 in pa_operation_unref () from /usr/lib/libpulse.so.0
#2  0xb7215f3c in ?? () from /usr/lib/alsa-lib/libasound_module_pcm_pulse.so
#3  0xb7169149 in ?? () from /usr/lib/libasound.so.2
#4  0xb711ed21 in snd_pcm_drop () from /usr/lib/libasound.so.2
#5  0xb7124fd9 in snd_pcm_close () from /usr/lib/libasound.so.2
#6  0xb721bb55 in ?? () from /usr/lib/libcanberra/libcanberra-alsa.so
#7  0xb721c136 in ?? () from /usr/lib/libcanberra/libcanberra-alsa.so
#8  0xb755750f in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#9  0xb74d47ee in clone () from /lib/tls/i686/cmov/libc.so.6