Index: usr.bin/gcore/elfcore.c
===================================================================
--- usr.bin/gcore/elfcore.c	(revision 207327)
+++ usr.bin/gcore/elfcore.c	(working copy)
@@ -495,7 +495,8 @@
 		    (kve->kve_protection & KVME_PROT_READ) == 0 ||
 		    (kve->kve_type != KVME_TYPE_DEFAULT &&
 		    kve->kve_type != KVME_TYPE_VNODE &&
-		    kve->kve_type != KVME_TYPE_SWAP))
+		    kve->kve_type != KVME_TYPE_SWAP &&
+		    kve->kve_type != KVME_TYPE_DEVICE))
 			continue;
 
 		ent = calloc(1, sizeof(*ent));