Index: stand/lua/core.lua
===================================================================
--- stand/lua/core.lua
+++ stand/lua/core.lua
@@ -240,32 +240,34 @@
 	-- Automatically detect other bootable kernel directories using a
 	-- heuristic.  Any directory in /boot that contains an ordinary file
 	-- named "kernel" is considered eligible.
-	for file, ftype in lfs.dir("/boot") do
-		local fname = "/boot/" .. file
+	if lfs.attributes("/boot", "mode") ~= nil then
+		for file, ftype in lfs.dir("/boot") do
+			local fname = "/boot/" .. file
 
-		if file == "." or file == ".." then
-			goto continue
-		end
+			if file == "." or file == ".." then
+				goto continue
+			end
 
-		if ftype then
-			if ftype ~= lfs.DT_DIR then
+			if ftype then
+				if ftype ~= lfs.DT_DIR then
+					goto continue
+				end
+			elseif lfs.attributes(fname, "mode") ~= "directory" then
 				goto continue
 			end
-		elseif lfs.attributes(fname, "mode") ~= "directory" then
-			goto continue
-		end
 
-		if lfs.attributes(fname .. "/kernel", "mode") ~= "file" then
-			goto continue
-		end
+			if lfs.attributes(fname .. "/kernel", "mode") ~= "file" then
+				goto continue
+			end
 
-		if unique[file] == nil then
-			i = i + 1
-			kernels[i] = file
-			unique[file] = true
-		end
+			if unique[file] == nil then
+				i = i + 1
+				kernels[i] = file
+				unique[file] = true
+			end
 
-		::continue::
+			::continue::
+		end
 	end
 	core.cached_kernels = kernels
 	return core.cached_kernels