. Thread 3 (Thread 1414): #0 0x00007f2f5512df03 in poll () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007f2f56469104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007f2f564699f2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007f2f4322569b in ?? () from /usr/lib/gio/modules/libdconfsettings.so No symbol table info available. #4 0x00007f2f564903e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f2f55d94d8c in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007f2f5513b04d in clone () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #7 0x0000000000000000 in ?? () No symbol table info available. . Thread 2 (Thread 1278): #0 0x00007f2f5512df03 in poll () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007f2f56469104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007f2f564699f2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007f2f57493d44 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #4 0x00007f2f564903e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f2f55d94d8c in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007f2f5513b04d in clone () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #7 0x0000000000000000 in ?? () No symbol table info available. . Thread 1 (Thread 1269): #0 0x00007f2f56b242f6 in sigc::signal_base::impl() const () from /usr/lib/libsigc-2.0.so.0 No symbol table info available. #1 0x00007f2f56b243b9 in sigc::signal_base::connect(sigc::slot_base const&) () from /usr/lib/libsigc-2.0.so.0 No symbol table info available. #2 0x00007f2f4a4401f2 in nux::Tooltip::Tooltip() () from /usr/lib/compiz/libunityshell.so No symbol table info available. #3 0x0000000005724460 in ?? () No symbol table info available. #4 0x0000000005724450 in ?? () No symbol table info available. #5 0x00007f2f4a8b8874 in std::vector::Interface, std::allocator::Interface> >::_M_insert_aux(__gnu_cxx::__normal_iterator::Interface*, std::vector::Interface, std::allocator::Interface> > >, WrapableHandler::Interface const&) () from /usr/lib/compiz/libscale.so No symbol table info available. #6 0x00007f2f550d131e in malloc () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #7 0x00007f2f553e41c0 in ?? () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #8 0x0000000000000020 in ?? () No symbol table info available. #9 0x0000000000000020 in ?? () No symbol table info available. #10 0x000000000133b9f0 in ?? () No symbol table info available. #11 0x00007f2f553e41c0 in ?? () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #12 0x0000000000000020 in ?? () No symbol table info available. #13 0x0000000000000020 in ?? () No symbol table info available. #14 0x000000000133b9f0 in ?? () No symbol table info available. #15 0x00000000ffffffff in ?? () No symbol table info available. #16 0x0000000005723d20 in ?? () No symbol table info available. #17 0x00000000023e30f0 in ?? () No symbol table info available. #18 0x0000000000000000 in ?? () No symbol table info available.