.
Thread 3 (Thread 2155):
#0  0x00007f5af3bd11e3 in poll () from /lib/libc.so.6
No symbol table info available.
#1  0x00007f5af3ebf4a9 in ?? () from /lib/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f5af3ebfc55 in g_main_loop_run () from /lib/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f5af5d012c4 in ?? () from /usr/lib/libgio-2.0.so.0
No symbol table info available.
#4  0x00007f5af3ee4ee4 in ?? () from /lib/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f5af6cd9971 in start_thread () from /lib/libpthread.so.0
No symbol table info available.
#6  0x00007f5af3bdd92d in clone () from /lib/libc.so.6
No symbol table info available.
#7  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 2 (Thread 2148):
#0  0x00007f5af3bd11e3 in poll () from /lib/libc.so.6
No symbol table info available.
#1  0x00007f5af3ebf4a9 in ?? () from /lib/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f5af3ebfc55 in g_main_loop_run () from /lib/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f5af6591a47 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#4  0x000000000040f8ee in ?? ()
No symbol table info available.
#5  0x00007f5af3b15d8e in __libc_start_main () from /lib/libc.so.6
No symbol table info available.
#6  0x0000000000406659 in ?? ()
No symbol table info available.
#7  0x00007fff9dd7e958 in ?? ()
No symbol table info available.
#8  0x000000000000001c in ?? ()
No symbol table info available.
#9  0x0000000000000002 in ?? ()
No symbol table info available.
#10 0x00007fff9dd80b2d in ?? ()
No symbol table info available.
#11 0x00007fff9dd80b42 in ?? ()
No symbol table info available.
#12 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 2156):
#0  0x00007f5af36dd3c0 in xcb_setup_vendor_end () from /usr/lib/libxcb.so.1
No symbol table info available.
#1  0x00007f5af36dd41d in xcb_setup_pixmap_formats_iterator () from /usr/lib/libxcb.so.1
No symbol table info available.
#2  0x00007f5af36dd46d in xcb_setup_roots_iterator () from /usr/lib/libxcb.so.1
No symbol table info available.
#3  0x00007f5aec2d3479 in pa_x11_get_prop () from /usr/lib/libpulsecommon-0.9.21.so
No symbol table info available.
#4  0x00007f5aec921d5f in ?? () from /usr/lib/libpulse.so.0
No symbol table info available.
#5  0x00007f5aec8fe621 in pa_context_new_with_proplist () from /usr/lib/libpulse.so.0
No symbol table info available.
#6  0x00007f5aecb57ba3 in ?? () from /usr/lib/libcanberra-0.25/libcanberra-pulse.so
No symbol table info available.
#7  0x00007f5aecb581cb in ?? () from /usr/lib/libcanberra-0.25/libcanberra-pulse.so
No symbol table info available.
#8  0x00007f5aec8fe757 in ?? () from /usr/lib/libpulse.so.0
No symbol table info available.
#9  0x00007f5aec2c5090 in ?? () from /usr/lib/libpulsecommon-0.9.21.so
No symbol table info available.
#10 0x00007f5aec90d373 in pa_mainloop_dispatch () from /usr/lib/libpulse.so.0
No symbol table info available.
#11 0x00007f5aec90d7a8 in pa_mainloop_iterate () from /usr/lib/libpulse.so.0
No symbol table info available.
#12 0x00007f5aec90d850 in pa_mainloop_run () from /usr/lib/libpulse.so.0
No symbol table info available.
#13 0x00007f5aec91c1ab in ?? () from /usr/lib/libpulse.so.0
No symbol table info available.
#14 0x00007f5aec2d2f68 in ?? () from /usr/lib/libpulsecommon-0.9.21.so
No symbol table info available.
#15 0x00007f5af6cd9971 in start_thread () from /lib/libpthread.so.0
No symbol table info available.
#16 0x00007f5af3bdd92d in clone () from /lib/libc.so.6
No symbol table info available.
#17 0x0000000000000000 in ?? ()
No symbol table info available.