Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
---
 exec.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/exec.c b/exec.c
index d60abfc..c1a2e9e 100644
--- a/exec.c
+++ b/exec.c
@@ -2197,6 +2197,7 @@ static void memory_map_init(void)
     system_io = g_malloc(sizeof(*system_io));
     memory_region_init_io(system_io, NULL, &unassigned_io_ops, NULL, "io",
                           65536);
+    memory_region_clear_global_locking(system_io);
     address_space_init(&address_space_io, system_io, "I/O");
 
     memory_listener_register(&core_memory_listener, &address_space_memory);
-- 
2.3.0



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