1 files changed, 5 insertions, 0 deletions
diff --git a/Modules/_threadmodule.c b/Modules/_threadmodule.c
index 5d753b4a0eb..b6f878e0752 100644
--- a/Modules/_threadmodule.c
+++ b/Modules/_threadmodule.c
@@ -1155,6 +1155,11 @@ thread_PyThread_start_new_thread(PyObject *self, PyObject *fargs)
                         "thread is not supported for isolated subinterpreters");
         return NULL;
     }
+    if (interp->finalizing) {
+        PyErr_SetString(PyExc_RuntimeError,
+                        "can't create new thread at interpreter shutdown");
+        return NULL;
+    }
 
     struct bootstate *boot = PyMem_NEW(struct bootstate, 1);
     if (boot == NULL) {