ValueError: No closing quotation

[wael ghazouani]

The full traceback is:
Traceback (most recent call last):
  File "/venv_ansible/lib/python2.7/site-packages/ansible/executor/task_executor.py", line 158, in run
    res = self._execute()
  File "/venv_ansible/lib/python2.7/site-packages/ansible/executor/task_executor.py", line 593, in _execute
    result = self._handler.run(task_vars=variables)
  File "/venv_ansible/lib/python2.7/site-packages/ansible/plugins/action/gather_facts.py", line 99, in run
    res = self._execute_module(module_name=fact_module, module_args=mod_args, task_vars=task_vars, wrap_async=False)
  File "/venv_ansible/lib/python2.7/site-packages/ansible/plugins/action/__init__.py", line 970, in _execute_module
    self._make_tmp_path()
  File "/venv_ansible/lib/python2.7/site-packages/ansible/plugins/action/__init__.py", line 390, in _make_tmp_path
    tmpdir = self._remote_expand_user(self.get_shell_option('remote_tmp', default='~/.ansible/tmp'), sudoable=False)
  File "/venv_ansible/lib/python2.7/site-packages/ansible/plugins/action/__init__.py", line 853, in _remote_expand_user
    data = self._low_level_execute_command(cmd, sudoable=False)
  File "/venv_ansible/lib/python2.7/site-packages/ansible/plugins/action/__init__.py", line 1265, in _low_level_execute_command
    rc, stdout, stderr = self._connection.exec_command(cmd, in_data=in_data, sudoable=sudoable)
  File "/venv_ansible/lib/python2.7/site-packages/ansible/plugins/connection/ssh.py", line 1277, in exec_command
    cmd = self._build_command(ssh_executable, 'ssh', *args)
  File "/venv_ansible/lib/python2.7/site-packages/ansible/plugins/connection/ssh.py", line 715, in _build_command
    b_args = [to_bytes(a, errors='surrogate_or_strict') for a in self._split_ssh_args(attr)]
  File "/venv_ansible/lib/python2.7/site-packages/ansible/plugins/connection/__init__.py", line 119, in _split_ssh_args
    return [to_text(x.strip()) for x in shlex.split(to_bytes(argstring)) if x.strip()]
  File "/usr/lib64/python2.7/shlex.py", line 279, in split
    return list(lex)
  File "/usr/lib64/python2.7/shlex.py", line 269, in next
    token = self.get_token()
  File "/usr/lib64/python2.7/shlex.py", line 96, in get_token
    raw = self.read_token()
  File "/usr/lib64/python2.7/shlex.py", line 172, in read_token
    raise ValueError, "No closing quotation"
ValueError: No closing quotation
fatal: [opxlrdn0036]: FAILED! => {
    "msg": "Unexpected failure during module execution.",
    "stdout": ""
}

yaml file 

---
-
  gather_facts: true
  hosts: jumpboxes_private
  tasks:
    -
      set_fact:
        test_msg: "Test messahe"
    -
      debug: "msg= \"{{ test_msg }}\""
    -
      debug: "msg= \"{{ var }}\""