diff --git a/sys/fs/nfsclient/nfs_clport.c b/sys/fs/nfsclient/nfs_clport.c
--- a/sys/fs/nfsclient/nfs_clport.c
+++ b/sys/fs/nfsclient/nfs_clport.c
@@ -521,6 +521,12 @@
 		    sizeof (struct nfsvattr));
 	}
 
+	/*
+	 * Force rdev to NODEV if the file is not a device node.
+	 */
+	if (!VATTR_ISDEV(vap))
+		vap->va_rdev = NODEV;
+
 	/*
 	 * For NFSv4, the server's export may be a tree of file systems
 	 * where a fileno is a unique value within each file system.