static void ib_uverbs_release_dev(struct device *device)
{
	struct ib_uverbs_device *dev =
			container_of(device, struct ib_uverbs_device, dev);

	uverbs_destroy_api(dev->uapi);
	cleanup_srcu_struct(&dev->disassociate_srcu);
	kfree(dev);
}

The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.