diff --git a/testing/web-platform/meta/service-workers/service-worker/__dir__.ini b/testing/web-platform/meta/service-workers/service-worker/__dir__.ini
index b3b7ae5838409..2194c955ed74a 100644
--- a/testing/web-platform/meta/service-workers/service-worker/__dir__.ini
+++ b/testing/web-platform/meta/service-workers/service-worker/__dir__.ini
@@ -1,3 +1,3 @@
 prefs: [dom.serviceWorkers.enabled:true]
-lsan-allowed: [Alloc, CompareNetwork, Create, EntrySlotOrCreate, GetClientInfo, MakeUnique, Malloc, NS_NewLoadGroup, NewChannelFromURIWithProxyFlagsInternal, NewPage, PLDHashTable::Add, Realloc, SetPropertyAsInterface, SharedMutex, Then, createTable, mozilla::BasePrincipal::CreateContentPrincipal, mozilla::SchedulerGroup::CreateEventTargetFor, mozilla::ThrottledEventQueue::Create, mozilla::WeakPtr, mozilla::detail::UniqueSelector, mozilla::dom::PerformanceStorageWorker::Create, mozilla::dom::ServiceWorkerJobQueue::RunJob, mozilla::dom::ServiceWorkerManager::Unregister, mozilla::dom::ServiceWorkerRegistrationMainThread::Unregister, mozilla::dom::UnregisterCallback::UnregisterCallback, mozilla::dom::WorkerCSPEventListener::Create, mozilla::dom::WorkerPrivate::EnsurePerformanceCounter, mozilla::dom::WorkerPrivate::WorkerPrivate, mozilla::dom::cache::CacheOpChild::Recv__delete__, mozilla::dom::serviceWorkerScriptCache::, mozilla::extensions::ChannelWrapper::ChannelWrapper, mozilla::net::HttpBaseChannel::CloneLoadInfoForRedirect, mozilla::net::HttpBaseChannel::HttpBaseChannel, mozilla::net::HttpChannelChild::HttpChannelChild, mozilla::net::nsHttpHandler::NewProxiedChannel, mozilla::net::nsIOService::NewChannelFromURIWithProxyFlagsInternal, mozilla::net::nsStandardURL::TemplatedMutator, nsPermission::Create, nsTimer, nsTimer::WithEventTarget, operator]
+lsan-allowed: [Alloc, CompareNetwork, Create, EntrySlotOrCreate, GetClientInfo, MakeUnique, Malloc, NS_NewLoadGroup, NewChannelFromURIWithProxyFlagsInternal, NewPage, PLDHashTable::Add, Realloc, SetPropertyAsInterface, SharedMutex, Then, WeakPtr, createTable, mozilla::BasePrincipal::CreateContentPrincipal, mozilla::SchedulerGroup::CreateEventTargetFor, mozilla::ThrottledEventQueue::Create, mozilla::WeakPtr, mozilla::detail::UniqueSelector, mozilla::dom::BrowserParent::GetLoadContext, mozilla::dom::ContentParent::CreateBrowser, mozilla::dom::PerformanceStorageWorker::Create, mozilla::dom::ServiceWorkerJobQueue::RunJob, mozilla::dom::ServiceWorkerManager::Unregister, mozilla::dom::ServiceWorkerRegistrationMainThread::Unregister, mozilla::dom::UnregisterCallback::UnregisterCallback, mozilla::dom::WorkerCSPEventListener::Create, mozilla::dom::WorkerPrivate::EnsurePerformanceCounter, mozilla::dom::WorkerPrivate::WorkerPrivate, mozilla::dom::cache::CacheOpChild::Recv__delete__, mozilla::dom::serviceWorkerScriptCache::, mozilla::extensions::ChannelWrapper::ChannelWrapper, mozilla::net::HttpBaseChannel::CloneLoadInfoForRedirect, mozilla::net::HttpBaseChannel::HttpBaseChannel, mozilla::net::HttpChannelChild::HttpChannelChild, mozilla::net::nsHttpHandler::NewProxiedChannel, mozilla::net::nsIOService::NewChannelFromURIWithProxyFlagsInternal, mozilla::net::nsStandardURL::TemplatedMutator, nsDynamicAtom::Create, nsHashPropertyBagBase::SetPropertyAsInterface, nsNodeSupportsWeakRefTearoff::GetWeakReference, nsPermission::Create, nsStringBuffer::Alloc, nsTimer, nsTimer::WithEventTarget, operator]
 leak-threshold: [default:51200, tab:51200]
diff --git a/testing/web-platform/meta/service-workers/service-worker/fetch-event-handled.https.html.ini b/testing/web-platform/meta/service-workers/service-worker/fetch-event-handled.https.html.ini
new file mode 100644
index 0000000000000..945b59b9289f7
--- /dev/null
+++ b/testing/web-platform/meta/service-workers/service-worker/fetch-event-handled.https.html.ini
@@ -0,0 +1,16 @@
+[fetch-event-handled.https.html]
+  [FetchEvent.handled should reject when the promise provided to respondWith() is rejected]
+    expected: FAIL
+
+  [FetchEvent.handled should resolve when the promise provided to respondWith() is resolved]
+    expected: FAIL
+
+  [FetchEvent.handled should resolve when respondWith() is not called]
+    expected: FAIL
+
+  [FetchEvent.handled should reject when the promise provided to respondWith() is resolved to an invalid response]
+    expected: FAIL
+
+  [FetchEvent.handled should reject when respondWith() is not called and the event is canceled]
+    expected: FAIL
+