diff --git a/Lib/test/support/__init__.py b/Lib/test/support/__init__.py
index 2d14cade188698..6635ec3474e12e 100644
--- a/Lib/test/support/__init__.py
+++ b/Lib/test/support/__init__.py
@@ -3034,6 +3034,10 @@ def get_signal_name(exitcode):
     except KeyError:
         pass
 
+    # Format Windows exit status as hexadecimal
+    if 0xC0000000 <= exitcode:
+        return f"0x{exitcode:X}"
+
     return None
 
 class BrokenIter:
diff --git a/Lib/test/test_support.py b/Lib/test/test_support.py
index 27cd5afb390ec3..79f0e2eb29ff4c 100644
--- a/Lib/test/test_support.py
+++ b/Lib/test/test_support.py
@@ -778,6 +778,7 @@ def test_get_signal_name(self):
             (128 + int(signal.SIGABRT), 'SIGABRT'),
             (3221225477, "STATUS_ACCESS_VIOLATION"),
             (0xC00000FD, "STATUS_STACK_OVERFLOW"),
+            (0xC0000906, "0xC0000906"),
         ):
             self.assertEqual(support.get_signal_name(exitcode), expected,
                              exitcode)