. Thread 3 (Thread 1541): #0 0x00007f34671d24de in ?? () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007f346715b80f in ?? () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #2 0x00007f34671598d8 in free () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #3 0x00007f346951c630 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #4 0x00007f346952e527 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #5 0x00007f34694dcd49 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #6 0x00007f3468501bcd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #7 0x00007f34685023a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #8 0x00007f34685029f2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #9 0x00007f346952cd44 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #10 0x00007f34685293e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #11 0x00007f3467e2dd8c in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #12 0x00007f34671c2f7d in clone () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #13 0x0000000000000000 in ?? () No symbol table info available. . Thread 2 (Thread 1607): #0 0x00007f34671b5e33 in poll () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007f3468502104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007f34685029f2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007f3453fe069b in ?? () from /usr/lib/gio/modules/libdconfsettings.so No symbol table info available. #4 0x00007f34685293e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f3467e2dd8c in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007f34671c2f7d 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 1537): #0 0x00007f3467110d05 in raise () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007f3467114ab6 in abort () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #2 0x00007f3467149d7b in ?? () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #3 0x00007f3467155a8f in ?? () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #4 0x00007f34671598e3 in free () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #5 0x00007f3468dcdfe1 in g_closure_unref () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #6 0x00007f3468de0019 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #7 0x00007f3468de9258 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #8 0x00007f3468de941f in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 No symbol table info available. #9 0x00007f3469519832 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #10 0x00007f3468501bcd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #11 0x00007f34685023a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #12 0x00007f34685029f2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #13 0x000000000042a22a in CompScreen::eventLoop() () No symbol table info available. #14 0x0000000000423180 in main () No symbol table info available.