.
Thread 3 (Thread 3597):
#0  0x00007fdd8167e003 in poll () from /lib/libc.so.6
No symbol table info available.
#1  0x00007fdd80879180 in ?? () from /lib/libglib-2.0.so.0
No symbol table info available.
#2  0x00007fdd80879a5a in g_main_loop_run () from /lib/libglib-2.0.so.0
No symbol table info available.
#3  0x00007fdd7dfe2c74 in ?? () from /usr/lib/libgio-2.0.so.0
No symbol table info available.
#4  0x00007fdd808a0394 in ?? () from /lib/libglib-2.0.so.0
No symbol table info available.
#5  0x00007fdd82071d8c in start_thread () from /lib/libpthread.so.0
No symbol table info available.
#6  0x00007fdd8168b17d in clone () from /lib/libc.so.6
No symbol table info available.
#7  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 2 (Thread 3636):
#0  0x00007fdd8167e003 in poll () from /lib/libc.so.6
No symbol table info available.
#1  0x00007fdd80879180 in ?? () from /lib/libglib-2.0.so.0
No symbol table info available.
#2  0x00007fdd80879a5a in g_main_loop_run () from /lib/libglib-2.0.so.0
No symbol table info available.
#3  0x00007fdd6faa266b in ?? () from /usr/lib/gio/modules/libdconfsettings.so
No symbol table info available.
#4  0x00007fdd808a0394 in ?? () from /lib/libglib-2.0.so.0
No symbol table info available.
#5  0x00007fdd82071d8c in start_thread () from /lib/libpthread.so.0
No symbol table info available.
#6  0x00007fdd8168b17d in clone () from /lib/libc.so.6
No symbol table info available.
#7  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 3595):
#0  0x0000000000000001 in ?? ()
No symbol table info available.
#1  0x00007fdd74be7a89 in nux::WindowCompositor::ResetDnDArea() () from /usr/lib/libnux-0.9.so.0
No symbol table info available.
#2  0x00007fdd74bf59fc in nux::WindowThread::ExecutionLoop(unsigned int) () from /usr/lib/libnux-0.9.so.0
No symbol table info available.
#3  0x00007fdd74bf5ea3 in nux::nux_event_dispatch(_GSource*, int (*)(void*), void*) () from /usr/lib/libnux-0.9.so.0
No symbol table info available.
#4  0x00007fdd80878c2d in g_main_context_dispatch () from /lib/libglib-2.0.so.0
No symbol table info available.
#5  0x00007fdd80879418 in ?? () from /lib/libglib-2.0.so.0
No symbol table info available.
#6  0x00007fdd80879a5a in g_main_loop_run () from /lib/libglib-2.0.so.0
No symbol table info available.
#7  0x0000000000429eca in CompScreen::eventLoop() ()
No symbol table info available.
#8  0x0000000000422e80 in main ()
No symbol table info available.