.
Thread 6 (Thread 0x7f5834943700 (LWP 4992)):
#0  0x00007f588a468753 in poll () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007f588915c7a6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f588915cc0a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f58349487bb in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
No symbol table info available.
#4  0x00007f588917dd15 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f588b5dbefc in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#6  0x00007f588a47487d 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 5 (Thread 0x7f5878c79700 (LWP 4988)):
#0  0x00007f588b5e004c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#1  0x00007f587cf34b42 in WTF::TCMalloc_PageHeap::scavengerThread() () from /usr/lib/libjavascriptcoregtk-3.0.so.0
No symbol table info available.
#2  0x00007f587cf34b69 in WTF::TCMalloc_PageHeap::runScavengerThread(void*) () from /usr/lib/libjavascriptcoregtk-3.0.so.0
No symbol table info available.
#3  0x00007f588b5dbefc in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#4  0x00007f588a47487d in clone () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#5  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 4 (Thread 0x7f583536b700 (LWP 4991)):
#0  0x00007f588a468753 in poll () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007f588915c7a6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f588915cc0a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f5888a86546 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x00007f588917dd15 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f588b5dbefc in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#6  0x00007f588a47487d 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 0x7f582c611700 (LWP 5000)):
#0  0x00007f588a468753 in poll () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007f588915c7a6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f588915c8d4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f588915c921 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f588917dd15 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f588b5dbefc in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#6  0x00007f588a47487d 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 0x7f583835e700 (LWP 4989)):
#0  0x00007f588b5e004c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#1  0x00007f587db45469 in ?? () from /usr/lib/libwebkitgtk-3.0.so.0
No symbol table info available.
#2  0x00007f587db46c02 in ?? () from /usr/lib/libwebkitgtk-3.0.so.0
No symbol table info available.
#3  0x00007f588b5dbefc in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#4  0x00007f588a47487d in clone () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#5  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7f588b9f5720 (LWP 4985)):
#0  0x00000000004dbe38 in ?? ()
No symbol table info available.
#1  0x00000000004dc7c4 in PyGILState_Ensure ()
No symbol table info available.
#2  0x00007f58879099d0 in ?? () from /usr/lib/python2.7/dist-packages/gi/_gobject/_gobject.so
No symbol table info available.
#3  0x00007f5889141810 in g_datalist_clear () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f588941aacd in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#5  0x00007f588941a750 in g_object_unref () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#6  0x00007f587d63dae1 in ?? () from /usr/lib/libwebkitgtk-3.0.so.0
No symbol table info available.
#7  0x00007f588a3ce831 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#8  0x00007f588a3ce8b5 in exit () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#9  0x00007f588a3b4314 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#10 0x000000000041cbc9 in _start ()
No symbol table info available.