diff --git a/sys/netgraph/ng_device.c b/sys/netgraph/ng_device.c
--- a/sys/netgraph/ng_device.c
+++ b/sys/netgraph/ng_device.c
@@ -538,9 +538,17 @@
 	if (m == NULL)
 		return (ENOBUFS);
 
+	/*
+	 * ng_snd_item() will need a vnet context set because we can configure
+	 * connections to nodes that it will send to immediately, rather than
+	 * being enqueued and sent separately.  ng_bridge is an obvious example
+	 * of the former case.
+	 */
+	CURVNET_SET(priv->node->nd_vnet);
 	NET_EPOCH_ENTER(et);
 	NG_SEND_DATA_ONLY(error, priv->hook, m);
 	NET_EPOCH_EXIT(et);
+	CURVNET_RESTORE();
 
 	return (error);
 }