diff --git a/Lib/test/test_call.py b/Lib/test/test_call.py
index a4115d54ce59958..9d73d0e690ed581 100644
--- a/Lib/test/test_call.py
+++ b/Lib/test/test_call.py
@@ -1,6 +1,7 @@
 import unittest
 from test.support import (cpython_only, is_wasi, requires_limited_api, Py_DEBUG,
-                          set_recursion_limit, skip_on_s390x, skip_emscripten_stack_overflow, import_helper)
+                          set_recursion_limit, skip_on_s390x, skip_emscripten_stack_overflow,
+                          skip_if_sanitizer, import_helper)
 try:
     import _testcapi
 except ImportError:
@@ -1036,6 +1037,7 @@ class TestRecursion(unittest.TestCase):
 
     @skip_on_s390x
     @unittest.skipIf(is_wasi and Py_DEBUG, "requires deep stack")
+    @skip_if_sanitizer("requires deep stack", thread=True)
     @unittest.skipIf(_testcapi is None, "requires _testcapi")
     @skip_emscripten_stack_overflow()
     def test_super_deep(self):
diff --git a/Lib/test/test_functools.py b/Lib/test/test_functools.py
index 4beb4380c3ad6bc..1b7a76bec839bfa 100644
--- a/Lib/test/test_functools.py
+++ b/Lib/test/test_functools.py
@@ -2067,6 +2067,7 @@ def orig(a, /, b, c=True): ...
 
     @support.skip_on_s390x
     @unittest.skipIf(support.is_wasi, "WASI has limited C stack")
+    @support.skip_if_sanitizer("requires deep stack", thread=True)
     @support.skip_emscripten_stack_overflow()
     def test_lru_recursion(self):