From 5f353dc28383d070ffa540d1679153f8101e2aa7 Mon Sep 17 00:00:00 2001
From: Carl Shapiro <cshapiro@meta.com>
Date: Tue, 23 Dec 2025 14:18:43 -0800
Subject: [PATCH] Remove an incorrect use of the address operator

The address of the local variable created_threads is a different
location than the data it points to.  Incorrectly treating these
values as being the same can cause out-of-bounds writes to the stack.

Closes: facebook/jemalloc#59
---
 src/background_thread.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/background_thread.c b/src/background_thread.c
index 2eb08dd2..82911ee7 100644
--- a/src/background_thread.c
+++ b/src/background_thread.c
@@ -448,7 +448,7 @@ background_thread0_work(tsd_t *tsd) {
 		}
 		if (check_background_thread_creation(tsd,
 		        const_max_background_threads, &n_created,
-		        (bool *)&created_threads)) {
+		        created_threads)) {
 			continue;
 		}
 		background_work_sleep_once(