diff --git a/js/src/builtin/ModuleObject.cpp b/js/src/builtin/ModuleObject.cpp
index f227728f98040..080a596615f72 100644
--- a/js/src/builtin/ModuleObject.cpp
+++ b/js/src/builtin/ModuleObject.cpp
@@ -2493,7 +2493,7 @@ bool FinishDynamicModuleImport_impl(JSContext* cx,
                                     HandleObject moduleRequest,
                                     HandleObject promiseArg) {
   Rooted<ListObject*> resolutionArgs(cx, ListObject::create(cx));
-  if (!resolutionArgs->append(cx, referencingPrivate)) {
+  if (!resolutionArgs || !resolutionArgs->append(cx, referencingPrivate)) {
     return false;
   }
   Rooted<Value> stringValue(
diff --git a/js/src/jit-test/tests/modules/bug1846247.js b/js/src/jit-test/tests/modules/bug1846247.js
new file mode 100644
index 0000000000000..4d63f0cfb3c0e
--- /dev/null
+++ b/js/src/jit-test/tests/modules/bug1846247.js
@@ -0,0 +1,7 @@
+// |jit-test| skip-if: !('oomTest' in this); allow-unhandlable-oom
+ignoreUnhandledRejections();
+oomTest(() => {
+  gc();
+  import("javascript:0");
+  drainJobQueue();
+});