#0  0x00007fc72a890a8b in raise (sig=11) at ../nptl/sysdeps/unix/sysv/linux/pt-raise.c:38
        resultvar = 0
        pid = <optimised out>
#1  0x00007fc726279b2a in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#2  <signal handler called>
No locals.
#3  0x00007fc715ae6a15 in ?? () from /usr/lib/libunity-webapps.so.0
No symbol table info available.
#4  0x00007fc724c452d6 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007fc724c45628 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#6  0x00007fc724c456cc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#7  0x00007fc726bfc5d0 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#8  0x00007fc726c18eeb in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#9  0x00007fc726c18fb2 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#10 0x00007fc726f5eef4 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#11 0x00007fc726f33875 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#12 0x00007fc726cc93be in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#13 0x00007fc726f82523 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#14 0x00007fc726c18a09 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#15 0x00007fc726af1897 in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#16 0x00007fc72627320b in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#17 0x00007fc72627347e in ?? () from /usr/lib/firefox/libxul.so
No symbol table info available.
#18 0x00007fc7262736da in XRE_main () from /usr/lib/firefox/libxul.so
No symbol table info available.
#19 0x00007fc72b4d2f44 in _start ()
No symbol table info available.