(gdb) bt
#0 0x00b59b69 in ?? ()
#1 0x08bb93c0 in ?? ()
#2 0x08c11b18 in ?? ()
#3 0xfffffffd in ?? ()
#4 0x00b73640 in ?? ()
#5 0x00b736a0 in ?? ()
#6 0x007480e5 in ?? ()
#7 0x007480e0 in ?? ()
#8 0x00b6f4c4 in ?? ()
#9 0x00000000 in ?? ()
(gdb) bt full
#0 0x00b59b69 in ?? ()
No symbol table info available.
#1 0x08bb93c0 in ?? ()
No symbol table info available.
#2 0x08c11b18 in ?? ()
No symbol table info available.
#3 0xfffffffd in ?? ()
No symbol table info available.
#4 0x00b73640 in ?? ()
No symbol table info available.
#5 0x00b736a0 in ?? ()
No symbol table info available.
#6 0x007480e5 in ?? ()
No symbol table info available.
#7 0x007480e0 in ?? ()
No symbol table info available.
#8 0x00b6f4c4 in ?? ()
No symbol table info available.
#9 0x00000000 in ?? ()
No symbol table info available.