Index: head/sys/dev/pci/pci_host_generic.c
===================================================================
--- head/sys/dev/pci/pci_host_generic.c
+++ head/sys/dev/pci/pci_host_generic.c
@@ -613,6 +613,7 @@
 		}
 		if (found) {
 			rman_set_start(r, rman_get_start(r) + phys_base);
+			rman_set_end(r, rman_get_end(r) + phys_base);
 			BUS_ACTIVATE_RESOURCE(device_get_parent(dev), child,
 						type, rid, r);
 		} else {