diff --git a/config/debug/dmalloc.in b/config/debug/dmalloc.in
index fd3b49aa..aae0e6ed 100644
--- a/config/debug/dmalloc.in
+++ b/config/debug/dmalloc.in
@@ -1,6 +1,7 @@
 # dmalloc debug facility
 
 ## depends on ! BACKEND
+## depends on ! BARE_METAL
 ##
 ## help dmalloc helps tracking memory allocation mis-usage
 ## help such as double-free, use-after-free...
diff --git a/config/debug/duma.in b/config/debug/duma.in
index 35f9e091..5f08087e 100644
--- a/config/debug/duma.in
+++ b/config/debug/duma.in
@@ -1,6 +1,7 @@
 # D.U.M.A. - Detect Unintended Memory Access - Memory checker
 
 ## depends on ! BACKEND
+## depends on ! BARE_METAL
 
 ## help D.U.M.A. - Detect Unintended Memory Access
 ## help A memory bound checker, with additional features.