#0  0x00007ff8b1d842af in ?? () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007ff8b1d87d7c in free () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#2  0x00007ff8b3242184 in UPNP_GetValidIGD () from /usr/lib/libminiupnpc.so.5
No symbol table info available.
#3  0x0000000000415e97 in ?? ()
No symbol table info available.
#4  0x00000000004163b8 in ?? ()
No symbol table info available.
#5  0x000000000040f1a4 in ?? ()
No symbol table info available.
#6  0x00007ff8b49e12ea in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#7  0x00007ff8b498cd61 in g_simple_async_result_complete () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#8  0x00007ff8b49d8f4a in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#9  0x00007ff8b498cd61 in g_simple_async_result_complete () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#10 0x00007ff8b498ce9c in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#11 0x00007ff8b392ee5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#12 0x00007ff8b392f658 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#13 0x00007ff8b392fb92 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#14 0x000000000040ba1b in ?? ()
No symbol table info available.
#15 0x00007ff8b1d2c30d in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#16 0x000000000040bafd in ?? ()
No symbol table info available.
#17 0x00007fffa9f82748 in ?? ()
No symbol table info available.
#18 0x000000000000001c in ?? ()
No symbol table info available.
#19 0x0000000000000002 in ?? ()
No symbol table info available.
#20 0x00007fffa9f83a26 in ?? ()
No symbol table info available.
#21 0x0000000000000000 in ?? ()
No symbol table info available.