add blurb

LindaSummer · LindaSummer · commit 99086336c530 · 2026-05-26T00:06:37.000+08:00
diff --git a/Misc/NEWS.d/next/Core_and_Builtins/2026-05-26-00-06-30.gh-issue-150411.u-d-_5.rst b/Misc/NEWS.d/next/Core_and_Builtins/2026-05-26-00-06-30.gh-issue-150411.u-d-_5.rst
@@ -0,0 +1,2 @@
+Fix a data race in the free-threaded build when :func:`gc.get_count` reads
+the young generation allocation count while another thread updates it.

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,2 @@`
	`1`	+Fix a data race in the free-threaded build when :func:`gc.get_count` reads
	`2`	`+the young generation allocation count while another thread updates it.`