diff --git a/pandas/core/series.py b/pandas/core/series.py
index 90d535e51580c..4a77a5669948a 100644
--- a/pandas/core/series.py
+++ b/pandas/core/series.py
@@ -135,6 +135,12 @@ def __init__(self, data=None, index=None, dtype=None, name=None,
 
             if isinstance(data, MultiIndex):
                 raise NotImplementedError
+            elif isinstance(data, Index):
+                # need to copy to avoid aliasing issues
+                if name is None:
+                    name = data.name
+                data = data.values
+                copy = True
             elif isinstance(data, pa.Array):
                 pass
             elif isinstance(data, Series):
diff --git a/pandas/tests/test_index.py b/pandas/tests/test_index.py
index bb46d563b904e..852d02764affc 100644
--- a/pandas/tests/test_index.py
+++ b/pandas/tests/test_index.py
@@ -2221,9 +2221,10 @@ def test_tolist(self):
         self.assertEqual(result, exp)
 
     def test_repr_with_unicode_data(self):
-        d = {"a": [u("\u05d0"), 2, 3], "b": [4, 5, 6], "c": [7, 8, 9]}
-        index = pd.DataFrame(d).set_index(["a", "b"]).index
-        self.assertFalse("\\u" in repr(index))  # we don't want unicode-escaped
+        with pd.core.config.option_context("display.encoding",'UTF-8'):
+            d = {"a": [u("\u05d0"), 2, 3], "b": [4, 5, 6], "c": [7, 8, 9]}
+            index = pd.DataFrame(d).set_index(["a", "b"]).index
+            self.assertFalse("\\u" in repr(index))  # we don't want unicode-escaped
 
     def test_unicode_string_with_unicode(self):
         d = {"a": [u("\u05d0"), 2, 3], "b": [4, 5, 6], "c": [7, 8, 9]}