. Thread 4 (Thread 4590): #0 0x00007f32f5731e33 in poll () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007f32f6a7e104 in ?? () from /lib/libglib-2.0.so.0 No symbol table info available. #2 0x00007f32f6a7e9f2 in g_main_loop_run () from /lib/libglib-2.0.so.0 No symbol table info available. #3 0x00007f32e111e69b in ?? () from /usr/lib/gio/modules/libdconfsettings.so No symbol table info available. #4 0x00007f32f6aa53e4 in ?? () from /lib/libglib-2.0.so.0 No symbol table info available. #5 0x00007f32f63a9d8c in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007f32f573ef7d 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 4963): #0 0x00007f32f63aef2b in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #1 0x00007f32f6f34392 in ?? () from /usr/lib/libgthread-2.0.so.0 No symbol table info available. #2 0x00007f32f6a532af in ?? () from /lib/libglib-2.0.so.0 No symbol table info available. #3 0x00007f32f6a53ca9 in g_async_queue_timed_pop () from /lib/libglib-2.0.so.0 No symbol table info available. #4 0x00007f32f6aa7a5a in ?? () from /lib/libglib-2.0.so.0 No symbol table info available. #5 0x00007f32f6aa53e4 in ?? () from /lib/libglib-2.0.so.0 No symbol table info available. #6 0x00007f32f63a9d8c in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #7 0x00007f32f573ef7d in clone () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #8 0x0000000000000000 in ?? () No symbol table info available. . Thread 2 (Thread 4476): #0 0x00007f32f63b21bd in recvmsg () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #1 0x00007f32f7a5b766 in g_socket_receive_message () from /usr/lib/libgio-2.0.so.0 No symbol table info available. #2 0x00007f32f7aa7dba in ?? () from /usr/lib/libgio-2.0.so.0 No symbol table info available. #3 0x00007f32f7aa7f0c in ?? () from /usr/lib/libgio-2.0.so.0 No symbol table info available. #4 0x00007f32f7aa8085 in ?? () from /usr/lib/libgio-2.0.so.0 No symbol table info available. #5 0x00007f32f7aa947a in ?? () from /usr/lib/libgio-2.0.so.0 No symbol table info available. #6 0x00007f32f7a57d49 in ?? () from /usr/lib/libgio-2.0.so.0 No symbol table info available. #7 0x00007f32f6a7dbcd in g_main_context_dispatch () from /lib/libglib-2.0.so.0 No symbol table info available. #8 0x00007f32f6a7e3a8 in ?? () from /lib/libglib-2.0.so.0 No symbol table info available. #9 0x00007f32f6a7e9f2 in g_main_loop_run () from /lib/libglib-2.0.so.0 No symbol table info available. #10 0x00007f32f7aa7d44 in ?? () from /usr/lib/libgio-2.0.so.0 No symbol table info available. #11 0x00007f32f6aa53e4 in ?? () from /lib/libglib-2.0.so.0 No symbol table info available. #12 0x00007f32f63a9d8c in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #13 0x00007f32f573ef7d in clone () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #14 0x0000000000000000 in ?? () No symbol table info available. . Thread 1 (Thread 4475): #0 0x00007f32f56d58c3 in free () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007f32f7372793 in g_value_unset () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #2 0x00007f32f736527f in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #3 0x00007f32f736541f in g_signal_emit () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #4 0x00007f32f7a94832 in ?? () from /usr/lib/libgio-2.0.so.0 No symbol table info available. #5 0x00007f32f6a7dbcd in g_main_context_dispatch () from /lib/libglib-2.0.so.0 No symbol table info available. #6 0x00007f32f6a7e3a8 in ?? () from /lib/libglib-2.0.so.0 No symbol table info available. #7 0x00007f32f6a7e9f2 in g_main_loop_run () from /lib/libglib-2.0.so.0 No symbol table info available. #8 0x0000000000429fba in CompScreen::eventLoop() () No symbol table info available. #9 0x0000000000422f70 in main () No symbol table info available.