python
diff --git a/Collapse file
‎Misc/NEWS.d/next/Core and Builtins/2023-03-18-02-36-39.gh-issue-101975.HwMR1d.rst‎
Copy file name to clipboard
+1Lines changed: 1 addition & 0 deletions
Display the source diff
Display the rich diff b/Collapse file
‎Misc/NEWS.d/next/Core and Builtins/2023-03-18-02-36-39.gh-issue-101975.HwMR1d.rst‎
Copy file name to clipboard
+1Lines changed: 1 addition & 0 deletions
Display the source diff
Display the rich diff
diff --git a/Collapse file
‎Python/ceval_macros.h‎
Copy file name to clipboardExpand all lines: Python/ceval_macros.h
+1Lines changed: 1 addition & 0 deletions b/Collapse file
‎Python/ceval_macros.h‎
Copy file name to clipboardExpand all lines: Python/ceval_macros.h
+1Lines changed: 1 addition & 0 deletions
@@ -0,0 +1 @@
+Fixed ``stacktop`` value on tracing entries to avoid corruption on garbage collection.
@@ -310,6 +310,7 @@ GETITEM(PyObject *v, Py_ssize_t i) {
         _PyFrame_SetStackPointer(frame, stack_pointer); \
         int err = trace_function_entry(tstate, frame); \
         stack_pointer = _PyFrame_GetStackPointer(frame); \
+        frame->stacktop = -1; \
         if (err) { \
             goto error; \
         } \
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	+Fixed ``stacktop`` value on tracing entries to avoid corruption on garbage collection.