. Thread 4 (Thread 0x7f858af2c700 (LWP 1427)): #0 0x00007f85927b83ab in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #1 0x00007f858f8954d5 in ?? () from /usr/lib/x86_64-linux-gnu/libgthread-2.0.so.0 No symbol table info available. #2 0x00007f8592ca047f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007f8592cf3b71 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #4 0x00007f8592cf1616 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f85927b3edc in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007f85924ee89d 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 3 (Thread 0x7f858b72d700 (LWP 1426)): #0 0x00007f85924e2773 in poll () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007f8592ccc058 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007f8592ccc882 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007f858bd5bc7b in ?? () from /usr/lib/gio/modules/libdconfsettings.so No symbol table info available. #4 0x00007f8592cf1616 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f85927b3edc in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007f85924ee89d 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 0x7f858a72b700 (LWP 1428)): #0 0x00007f85927b6002 in pthread_mutex_lock () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #1 0x00007f8592cf1a28 in g_static_rec_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007f8592d0c17c in g_variant_type_info_get () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007f8592d05d95 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #4 0x00007f8592d05eed in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f8592d01116 in g_variant_new_dict_entry () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #6 0x00007f8593b10221 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #7 0x00007f8593b103f3 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #8 0x00007f8593b12014 in g_dbus_message_new_from_blob () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #9 0x00007f8593b1dbb1 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #10 0x00007f8593abfee1 in g_simple_async_result_complete () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #11 0x00007f8593ac001c in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #12 0x00007f8592ccbb4d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #13 0x00007f8592ccc348 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #14 0x00007f8592ccc882 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #15 0x00007f8593b1b9a6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #16 0x00007f8592cf1616 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #17 0x00007f85927b3edc in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #18 0x00007f85924ee89d in clone () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #19 0x0000000000000000 in ?? () No symbol table info available. . Thread 1 (Thread 0x7f8594cd0940 (LWP 1380)): #0 0x00007f8592fb2214 in g_type_check_value_holds () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #1 0x00007f8592f8a569 in g_value_get_boxed () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #2 0x00007f85944fd48b in ?? () from /usr/lib/libgtk-3.so.0 No symbol table info available. #3 0x00007f8592f8c254 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #4 0x00007f8592f9f6c7 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #5 0x00007f8592fa89a6 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #6 0x00007f8592fa8ce2 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #7 0x00007f859451020a in ?? () from /usr/lib/libgtk-3.so.0 No symbol table info available. #8 0x00007f8594510351 in gtk_widget_send_expose () from /usr/lib/libgtk-3.so.0 No symbol table info available. #9 0x00007f85943b7804 in gtk_main_do_event () from /usr/lib/libgtk-3.so.0 No symbol table info available. #10 0x00007f8593ff9b07 in ?? () from /usr/lib/libgdk-3.so.0 No symbol table info available. #11 0x00007f8593ff9aa3 in ?? () from /usr/lib/libgdk-3.so.0 No symbol table info available. #12 0x00007f8593ff9aa3 in ?? () from /usr/lib/libgdk-3.so.0 No symbol table info available. #13 0x00007f8593ff90df in ?? () from /usr/lib/libgdk-3.so.0 No symbol table info available. #14 0x00007f8593ff9578 in gdk_window_process_all_updates () from /usr/lib/libgdk-3.so.0 No symbol table info available. #15 0x00007f85943228b9 in ?? () from /usr/lib/libgtk-3.so.0 No symbol table info available. #16 0x00007f8593fdea9f in ?? () from /usr/lib/libgdk-3.so.0 No symbol table info available. #17 0x00007f8592ccbb4d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #18 0x00007f8592ccc348 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #19 0x00007f8592ccc882 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #20 0x00007f85943b689d in gtk_main () from /usr/lib/libgtk-3.so.0 No symbol table info available. #21 0x000000000040a3b5 in ?? () No symbol table info available. #22 0x00007f859242e30d in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #23 0x00000000004072f9 in ?? () No symbol table info available. #24 0x00007fffff735708 in ?? () No symbol table info available. #25 0x000000000000001c in ?? () No symbol table info available. #26 0x0000000000000001 in ?? () No symbol table info available. #27 0x00007fffff736d73 in ?? () No symbol table info available. #28 0x0000000000000000 in ?? () No symbol table info available.