diff --git a/.github/workflows/jit.yml b/.github/workflows/jit.yml
index 2f024ad52f30914..66bff36fe5e90c0 100644
--- a/.github/workflows/jit.yml
+++ b/.github/workflows/jit.yml
@@ -183,6 +183,9 @@ jobs:
           - name: JIT without optimizations (Debug)
             configure_flags: --enable-experimental-jit --with-pydebug
             test_env: "PYTHON_UOPS_OPTIMIZE=0"
+          - name: JIT with stress testing (Debug)
+            configure_flags: --enable-experimental-jit --with-pydebug
+            test_env: "PYTHON_JIT_STRESS=1"
           - name: JIT with tail calling interpreter
             configure_flags: --enable-experimental-jit --with-tail-call-interp --with-pydebug
             use_clang: true
diff --git a/Doc/c-api/bytes.rst b/Doc/c-api/bytes.rst
index f56bcd6333a37d3..fa77d3d38ff89fd 100644
--- a/Doc/c-api/bytes.rst
+++ b/Doc/c-api/bytes.rst
@@ -384,14 +384,18 @@ Getters
 
    Get the writer size.
 
+   The function does not invalidate pointers returned by
+   :c:func:`PyBytesWriter_GetData`.
+
    The function cannot fail.
 
 .. c:function:: void* PyBytesWriter_GetData(PyBytesWriter *writer)
 
    Get the writer data: start of the internal buffer.
 
-   The pointer is valid until :c:func:`PyBytesWriter_Finish` or
-   :c:func:`PyBytesWriter_Discard` is called on *writer*.
+   The pointer remains valid until a :c:type:`PyBytesWriter` function other
+   than :c:func:`PyBytesWriter_GetData` or :c:func:`PyBytesWriter_GetSize` is
+   called on *writer*.
 
    The function cannot fail.
 
diff --git a/Doc/library/logging.rst b/Doc/library/logging.rst
index aba530844d7177a..a3d117c10702414 100644
--- a/Doc/library/logging.rst
+++ b/Doc/library/logging.rst
@@ -690,7 +690,7 @@ Formatter Objects
    :param defaults: A dictionary with default values to use in custom fields.
        For example,
        ``logging.Formatter('%(ip)s %(message)s', defaults={"ip": None})``
-   :type defaults: dict[str, Any]
+   :type defaults: dict[str, typing.Any]
 
    .. versionchanged:: 3.2
       Added the *style* parameter.
diff --git a/Doc/library/tkinter.rst b/Doc/library/tkinter.rst
index 8507656e50fa33c..b0421721bf8d7e5 100644
--- a/Doc/library/tkinter.rst
+++ b/Doc/library/tkinter.rst
@@ -2979,6 +2979,8 @@ Base and mixin classes
       Same as :meth:`Misc.pack_content`.
       :meth:`content` is an alias of :meth:`!pack_content`.
 
+      .. versionadded:: 3.15
+
 
 .. class:: Place()
 
@@ -3073,6 +3075,8 @@ Base and mixin classes
       Same as :meth:`Misc.place_content`.
       :meth:`content` is an alias of :meth:`!place_content`.
 
+      .. versionadded:: 3.15
+
 
 .. class:: Grid()
 
@@ -3221,6 +3225,8 @@ Base and mixin classes
       Same as :meth:`Misc.grid_content`.
       :meth:`content` is an alias of :meth:`!grid_content`.
 
+      .. versionadded:: 3.15
+
 
 .. class:: XView()