diff --git a/include/debug/stack.h b/include/debug/stack.h
index 7239a0fd8a3..53405e63458 100644
--- a/include/debug/stack.h
+++ b/include/debug/stack.h
@@ -107,7 +107,7 @@ static inline void log_stack_usage(const struct k_thread *thread)
 		}
 
 		LOG_INF("%p (%s):\tunused %zu\tusage %zu / %zu (%u %%)",
-			thread, tname, unused, size - unused, size,
+			thread, log_strdup(tname), unused, size - unused, size,
 			pcnt);
 	}
 #endif