(gdb) info goroutines
Python Exception <class 'gdb.error'>
Attempt to extract a component of a value that is not a (null).:
Error occurred in Python command:
Attempt to extract a component of a value that is not a (null).
Version:
GDB: 7.7.1
Python: 3.4.1
OS: CentOS 6.5 x86_64