1 files changed, 1 insertions, 1 deletions
diff --git a/exec.c b/exec.c
index 476b507e5e..751fd8967b 100644
--- a/exec.c
+++ b/exec.c
@@ -3818,7 +3818,7 @@ static void io_mem_init(void)
 static void memory_map_init(void)
 {
     system_memory = qemu_malloc(sizeof(*system_memory));
-    memory_region_init(system_memory, "system", UINT64_MAX);
+    memory_region_init(system_memory, "system", INT64_MAX);
     set_system_memory_map(system_memory);
 }