The following tests are faiiling in Firefox but passing in Chrome and Safari

▶ /service-workers/cache-storage/window/cache-storage-match.https.html [1 subtests]
▶ /service-workers/service-worker/Service-Worker-Allowed-header.https.html [2 subtests]
▶ /service-workers/service-worker/clients-matchall-order.https.html [2 subtests]
▶ /service-workers/service-worker/fetch-request-css-images.https.html [3 subtests]
▶ /service-workers/service-worker/interfaces-sw.https.html [7 subtests]
▶ /service-workers/service-worker/postmessage.https.html [1 subtests]
▶ /service-workers/service-worker/registration-script-url.https.html [1 subtests]
▶ /service-workers/service-worker/sandboxed-iframe-navigator-serviceworker.https.html [1 subtests]
▶ /service-workers/service-worker/skip-waiting-installed.https.html [1 subtests]
▶ /service-workers/service-worker/unregister.https.html [1 subtests]

Source: https://jgraham.github.io/wptdash/?bugComponent=core%3A%3Adom%3A+service+workers

Latest service worker failures are

/service-workers/cache-storage/serviceworker/cache-abort.https.html [2 subtests]
▶ /service-workers/cache-storage/serviceworker/cache-storage-match.https.html [1 subtests]
▶ /service-workers/cache-storage/window/cache-abort.https.html [2 subtests]
▶ /service-workers/cache-storage/window/cache-storage-match.https.html [1 subtests]
▶ /service-workers/cache-storage/worker/cache-abort.https.html [2 subtests]
▶ /service-workers/cache-storage/worker/cache-storage-match.https.html [1 subtests]
▶ /service-workers/service-worker/ServiceWorkerGlobalScope/extendable-message-event.https.html [4 subtests]
▶ /service-workers/service-worker/ServiceWorkerGlobalScope/postmessage.https.html [3 subtests]
▶ /service-workers/service-worker/ServiceWorkerGlobalScope/registration-attribute.https.html [2 subtests]
▶ /service-workers/service-worker/clients-matchall-order.https.html [2 subtests]
▶ /service-workers/service-worker/extendable-event-async-waituntil.https.html [2 subtests]
▶ /service-workers/service-worker/fetch-canvas-tainting-image-cache.https.html [2 subtests]
▶ /service-workers/service-worker/fetch-canvas-tainting-image.https.html [2 subtests]
▶ /service-workers/service-worker/fetch-csp.https.html [1 subtests]
▶ /service-workers/service-worker/fetch-request-css-images.https.html [3 subtests]
▶ /service-workers/service-worker/interfaces-sw.https.html [7 subtests]
▶ /service-workers/service-worker/interfaces-window.https.html [7 subtests]
▶ /service-workers/service-worker/performance-timeline.https.html [2 subtests]
▶ /service-workers/service-worker/referrer-policy-header.https.html [1 subtests]
▶ /service-workers/service-worker/registration-scope.https.html [1 subtests]
▶ /service-workers/service-worker/registration-script-url.https.html [1 subtests]
▶ /service-workers/service-worker/registration-security-error.https.html [1 subtests]
▶ /service-workers/service-worker/sandboxed-iframe-navigator-serviceworker.https.html [1 subtests]
▶ /service-workers/service-worker/update-after-navigation-redirect.https.html [2 subtests]
▶ /service-workers/service-worker/xsl-base-url.https.html [1 subtests]