. Thread 3 (process 4080): #0 0xb7fda430 in __kernel_vsyscall () #1 0xb797bae7 in poll () from /lib/tls/i686/cmov/libc.so.6 #2 0xb6ba4912 in ?? () from /usr/lib/libpulse.so.0 #3 0xb6b943c0 in pa_mainloop_poll () from /usr/lib/libpulse.so.0 #4 0xb6b95d43 in pa_mainloop_iterate () from /usr/lib/libpulse.so.0 #5 0xb6b95e14 in pa_mainloop_run () from /usr/lib/libpulse.so.0 #6 0xb6ba46c3 in ?? () from /usr/lib/libpulse.so.0 #7 0xb6bceef2 in ?? () from /usr/lib/libpulse.so.0 #8 0xb788f4ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #9 0xb798649e in clone () from /lib/tls/i686/cmov/libc.so.6 . Thread 2 (process 4081): #0 0xb7fda430 in __kernel_vsyscall () #1 0xb797bae7 in poll () from /lib/tls/i686/cmov/libc.so.6 #2 0xb780af4d in ?? () from /usr/lib/libasound.so.2 #3 0xb780b0c4 in snd_pcm_wait () from /usr/lib/libasound.so.2 #4 0xb780b2a5 in ?? () from /usr/lib/libasound.so.2 #5 0xb784fbe5 in ?? () from /usr/lib/libasound.so.2 #6 0xb7805b34 in snd_pcm_writei () from /usr/lib/libasound.so.2 #7 0xb7b8f540 in ?? () from /usr/lib/libopenal.so.1 #8 0xb7b89cc1 in ?? () from /usr/lib/libopenal.so.1 #9 0xb788f4ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #10 0xb798649e in clone () from /lib/tls/i686/cmov/libc.so.6 . Thread 1 (process 4078): #0 0x08137634 in ?? () #1 0x0813d689 in ?? () #2 0x0813d719 in ?? () #3 0x080522ec in ?? () #4 0x0805289d in ?? () #5 0x08056fe0 in ?? () #6 0xb78b8775 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6 #7 0x0804f381 in ?? ()