OffscreenCanvas DevTools crash

offscreencanvas-devtools-crash.html

<script type="text/plain" id="worker">
onmessage = function(e) {
  let ctx = e.data.getContext('2d');
  function loop() {
    debugger;  // When you hit this breakpoint, inspect any variable.
    ctx.commit().then(loop);
  }
  ctx.commit().then(loop);
};
</script>

<script>
let canvas = document.createElement('canvas');
let offscreen = canvas.transferControlToOffscreen();
let workerSource = document.getElementById('worker').innerText.trim();
let blob = new Blob([workerSource], {type: 'application/javascript'})
let url = URL.createObjectURL(blob);
let worker = new Worker(url);
worker.postMessage(offscreen, [offscreen]);
</script>