gh-120289: Add external timer in traverse of _lsprof.Profiler (#121998)

diff --git a/Modules/_lsprof.c b/Modules/_lsprof.c
index 3dd5f554e06f76326e05187eee43ca9b062596d9..8b6906234bdc25e8dda2db4f500ade77c79dfcce 100644 (file)
--- a/Modules/_lsprof.c
+++ b/Modules/_lsprof.c
@@ -856,6 +856,7 @@ static int
 profiler_traverse(ProfilerObject *op, visitproc visit, void *arg)
 {
     Py_VISIT(Py_TYPE(op));
+    Py_VISIT(op->externalTimer);
     return 0;
 }