1 files changed, 2 insertions, 0 deletions
diff --git a/Python/pythonrun.c b/Python/pythonrun.c
index 4c974ce..b7b77d1 100644
--- a/Python/pythonrun.c
+++ b/Python/pythonrun.c
@@ -932,7 +932,9 @@ PyErr_Display(PyObject *exception, PyObject *value, PyObject *tb)
         seen = PySet_New(NULL);
         if (seen == NULL)
             PyErr_Clear();
+        Py_INCREF(f);
         print_exception_recursive(f, value, seen);
+        Py_DECREF(f);
         Py_XDECREF(seen);
     }
 }