diff --git a/orbis-kernel/include/orbis/module/Module.hpp b/orbis-kernel/include/orbis/module/Module.hpp
index 1e67bf029..933765cea 100644
--- a/orbis-kernel/include/orbis/module/Module.hpp
+++ b/orbis-kernel/include/orbis/module/Module.hpp
@@ -122,6 +122,8 @@ struct Module final {
   unsigned _total_size = 0;
 
   void incRef() {
+    if (_total_size != sizeof(Module))
+      std::abort();
     if (references.fetch_add(1, std::memory_order::relaxed) > 512) {
       assert(!"too many references");
     }
diff --git a/orbis-kernel/include/orbis/utils/Rc.hpp b/orbis-kernel/include/orbis/utils/Rc.hpp
index 2790772ea..bff611f60 100644
--- a/orbis-kernel/include/orbis/utils/Rc.hpp
+++ b/orbis-kernel/include/orbis/utils/Rc.hpp
@@ -6,7 +6,7 @@
 #include <utility>
 
 namespace orbis {
-template <typename T, typename... Args> T *knew(Args &&...args);
+//template <typename T, typename... Args> T *knew(Args &&...args);
 inline namespace utils {
 void kfree(void* ptr, std::size_t size);
 
@@ -17,6 +17,8 @@ struct RcBase {
   virtual ~RcBase() = default;
 
   void incRef() {
+    if (!_total_size)
+      std::abort();
     if (references.fetch_add(1, std::memory_order::relaxed) > 512) {
       assert(!"too many references");
     }
@@ -120,10 +122,10 @@ public:
   auto operator<=>(const Ref &other) const = default;
 };
 
-template <WithRc T, typename... ArgsT>
-  requires(std::is_constructible_v<T, ArgsT...>)
-Ref<T> kcreate(ArgsT &&...args) {
-  return Ref<T>(knew<T>(std::forward<ArgsT>(args)...));
-}
+// template <WithRc T, typename... ArgsT>
+//   requires(std::is_constructible_v<T, ArgsT...>)
+// Ref<T> kcreate(ArgsT &&...args) {
+//   return Ref<T>(knew<T>(std::forward<ArgsT>(args)...));
+// }
 } // namespace utils
 } // namespace orbis
diff --git a/orbis-kernel/src/KernelContext.cpp b/orbis-kernel/src/KernelContext.cpp
index 9a5de8699..427857521 100644
--- a/orbis-kernel/src/KernelContext.cpp
+++ b/orbis-kernel/src/KernelContext.cpp
@@ -15,7 +15,9 @@ KernelContext &g_context = *[]() -> KernelContext * {
   return new (ptr) KernelContext;
 }();
 
-KernelContext::KernelContext() {}
+KernelContext::KernelContext() {
+  std::printf("orbis::KernelContext initialized, addr=%p", this);
+}
 KernelContext::~KernelContext() {}
 
 Process *KernelContext::createProcess(pid_t pid) {