Interceptors expect the receiver to always be an JSReceiver.

src/objects.cc

Index: src/objects.cc
diff --git a/src/objects.cc b/src/objects.cc
index 5648f667b841d601fc7810ab5f06b2eeb89d0c4d..43ba1df47cf3588018b4a4234ae55db8b9e39aa4 100644
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -4110,8 +4110,14 @@ Maybe<bool> JSObject::SetPropertyWithInterceptor(LookupIterator* it,
 
   Handle<JSObject> holder = it->GetHolder<JSObject>();
   bool result;
-  PropertyCallbackArguments args(isolate, interceptor->data(),
-                                 *it->GetReceiver(), *holder, should_throw);
+  Handle<Object> receiver = it->GetReceiver();
+  if (!receiver->IsJSReceiver()) {
+    ASSIGN_RETURN_ON_EXCEPTION_VALUE(isolate, receiver,
+                                     Object::ConvertReceiver(isolate, receiver),
+                                     Nothing<bool>());
+  }
+  PropertyCallbackArguments args(isolate, interceptor->data(), *receiver,
+                                 *holder, should_throw);
 
   if (it->IsElement()) {
     uint32_t index = it->index();
@@ -5393,9 +5399,14 @@ Maybe<PropertyAttributes> JSObject::GetPropertyAttributesWithInterceptor(
       !interceptor->can_intercept_symbols()) {
     return Just(ABSENT);
   }
-  PropertyCallbackArguments args(isolate, interceptor->data(),
-                                 *it->GetReceiver(), *holder,
-                                 Object::DONT_THROW);
+  Handle<Object> receiver = it->GetReceiver();
+  if (!receiver->IsJSReceiver()) {
+    ASSIGN_RETURN_ON_EXCEPTION_VALUE(isolate, receiver,
+                                     Object::ConvertReceiver(isolate, receiver),
+                                     Nothing<PropertyAttributes>());
+  }
+  PropertyCallbackArguments args(isolate, interceptor->data(), *receiver,
+                                 *holder, Object::DONT_THROW);
   if (!interceptor->query()->IsUndefined()) {
     Handle<Object> result;
     if (it->IsElement()) {
@@ -5839,9 +5850,15 @@ Maybe<bool> JSObject::DeletePropertyWithInterceptor(LookupIterator* it,
   if (interceptor->deleter()->IsUndefined()) return Nothing<bool>();
 
   Handle<JSObject> holder = it->GetHolder<JSObject>();
+  Handle<Object> receiver = it->GetReceiver();
+  if (!receiver->IsJSReceiver()) {
+    ASSIGN_RETURN_ON_EXCEPTION_VALUE(isolate, receiver,
+                                     Object::ConvertReceiver(isolate, receiver),
+                                     Nothing<bool>());
+  }
 
-  PropertyCallbackArguments args(isolate, interceptor->data(),
-                                 *it->GetReceiver(), *holder, should_throw);
+  PropertyCallbackArguments args(isolate, interceptor->data(), *receiver,
+                                 *holder, should_throw);
   Handle<Object> result;
   if (it->IsElement()) {
     uint32_t index = it->index();
@@ -14946,9 +14963,13 @@ MaybeHandle<Object> JSObject::GetPropertyWithInterceptor(LookupIterator* it,
 
   Handle<JSObject> holder = it->GetHolder<JSObject>();
   Handle<Object> result;
-  PropertyCallbackArguments args(isolate, interceptor->data(),
-                                 *it->GetReceiver(), *holder,
-                                 Object::DONT_THROW);
+  Handle<Object> receiver = it->GetReceiver();
+  if (!receiver->IsJSReceiver()) {
+    ASSIGN_RETURN_ON_EXCEPTION(
+        isolate, receiver, Object::ConvertReceiver(isolate, receiver), Object);
+  }
+  PropertyCallbackArguments args(isolate, interceptor->data(), *receiver,
+                                 *holder, Object::DONT_THROW);
 
   if (it->IsElement()) {
     uint32_t index = it->index();