1 files changed, 4 insertions, 0 deletions
diff --git a/Lib/asyncio/selector_events.py b/Lib/asyncio/selector_events.py
index 96e61f7..40df1b7d 100644
--- a/Lib/asyncio/selector_events.py
+++ b/Lib/asyncio/selector_events.py
@@ -222,6 +222,10 @@ class BaseSelectorEventLoop(base_events.BaseEventLoop):
                 await waiter
             except BaseException:
                 transport.close()
+                # gh-109534: When an exception is raised by the SSLProtocol object the
+                # exception set in this future can keep the protocol object alive and
+                # cause a reference cycle.
+                waiter = None
                 raise
                 # It's now up to the protocol to handle the connection.