diff --git a/changelog/3554.bugfix.rst b/changelog/3554.bugfix.rst
new file mode 100644
index 00000000000..b4c43cb8f8e
--- /dev/null
+++ b/changelog/3554.bugfix.rst
@@ -0,0 +1 @@
+Fix ``CallInfo.__repr__`` for when the call is not finished yet.
diff --git a/src/_pytest/runner.py b/src/_pytest/runner.py
index 4d4b06d7cb3..c2de759b35d 100644
--- a/src/_pytest/runner.py
+++ b/src/_pytest/runner.py
@@ -224,7 +224,8 @@ def __repr__(self):
         if self.excinfo:
             status = "exception: %s" % str(self.excinfo.value)
         else:
-            status = "result: %r" % (self.result,)
+            result = getattr(self, "result", "<NOTSET>")
+            status = "result: %r" % (result,)
         return "<CallInfo when=%r %s>" % (self.when, status)
 
 
diff --git a/testing/test_runner.py b/testing/test_runner.py
index 2d55e9e5ad7..c081920a502 100644
--- a/testing/test_runner.py
+++ b/testing/test_runner.py
@@ -491,13 +491,26 @@ def test_callinfo():
     assert ci.when == "123"
     assert ci.result == 0
     assert "result" in repr(ci)
+    assert repr(ci) == "<CallInfo when='123' result: 0>"
+
     ci = runner.CallInfo(lambda: 0 / 0, "123")
     assert ci.when == "123"
     assert not hasattr(ci, "result")
+    assert repr(ci) == "<CallInfo when='123' exception: division by zero>"
     assert ci.excinfo
     assert "exc" in repr(ci)
 
 
+def test_callinfo_repr_while_running():
+    def repr_while_running():
+        f = sys._getframe().f_back
+        assert "func" in f.f_locals
+        assert repr(f.f_locals["self"]) == "<CallInfo when='when' result: '<NOTSET>'>"
+
+    ci = runner.CallInfo(repr_while_running, "when")
+    assert repr(ci) == "<CallInfo when='when' result: None>"
+
+
 # design question: do we want general hooks in python files?
 # then something like the following functional tests makes sense