}{
		{
			description: "GetTopologyHints data race when update device",
			count:       10,
			devices:     devs,
			testfunc: func(manager *wrappedManagerImpl) {
				manager.GetTopologyHints(testPod, &testPod.Spec.Containers[0])
			},
		},
		{
			description: "GetPodTopologyHints data race when update device",
			count:       10,
			devices:     devs,

      long nanos = expirationNanos;
      long now = System.nanoTime();
      if (nanos == 0 || now - nanos >= 0) {
        synchronized (this) {
          if (nanos == expirationNanos) { // recheck for lost race
            T t = delegate.get();
            value = t;
            nanos = now + durationNanos;
            // In the very unlikely event that nanos is 0, set it to 1;

			return false
		}
		// There's a possible race here where two processes check the
		// token file and see that it's older than the period, then the
		// first one removes it and creates another, and then a second one
		// removes the newly created file and creates yet another
		// file. Then both processes would act as though they had the token.
		// This is very rare, but it's also okay because we're only grabbing

	// CAS and event emission to appear atomic to the tracer.
	trace := traceAcquire()
	if trace.ok() {
		trace.GoPark(traceBlockPreempted, 0)
	}
	casfrom_Gscanstatus(gp, _Gscan|_Gpreempted, _Gpreempted)
	if trace.ok() {
		traceRelease(trace)
	}
	schedule()
}

// goyield is like Gosched, but it:
// - emits a GoPreempt trace event instead of a GoSched trace event

func (check *Checker) validType0(pos syntax.Pos, typ Type, nest, path []*Named) bool {
	typ = Unalias(typ)

	if check.conf.Trace {
		if t, _ := typ.(*Named); t != nil && t.obj != nil /* obj should always exist but be conservative */ {
			pos = t.obj.pos
		}
		check.indent++
		check.trace(pos, "validType(%s) nest %v, path %v", typ, pathString(makeObjList(nest)), pathString(makeObjList(path)))
		defer func() {
			check.indent--

				// different in the first place) must be from the current package;
				// they cannot have been imported.
				// Therefore it is safe to change their underlying types; there is
				// no chance for a race condition (the types of the current package
				// are not yet available to other goroutines).
				assert(t.obj.pkg == check.pkg)
				assert(t.Origin().obj.pkg == check.pkg)
				t.underlying = Typ[Invalid]

			// requests) and new connections (those which connected
			// but never sent a request). StateNew connections are
			// super rare and have only been seen (in
			// previously-flaky tests) in the case of
			// socket-late-binding races from the http Client
			// dialing this server and then getting an idle
			// connection before the dial completed. There is thus

		// after effectively any lock (anywhere we might panic), which
		// the partial order doesn't cover.
		//
		// raceFiniLock is held while exiting when running
		// the race detector. Don't do lock rank recording for it,
		// since we are exiting.
		lock2(l)
		return
	}
	if rank == 0 {
		rank = lockRankLeafRank
	}
	gp := getg()
	// Log the new class.
	systemstack(func() {

		panic("--- registry has been run twice ---")
	}
	rr.running.Store(true)
	<-stop
}

func expectRunningOrFail(t *testing.T, ctrl *Controller, want bool) {
	// running gets flipped in a goroutine, retry to avoid race
	retry.UntilSuccessOrFail(t, func() error {
		for _, registry := range ctrl.registries {
			if running := registry.Instance.(*RunnableRegistry).running.Load(); running != want {

	// AddEventHandler is safe to call under the lock. This will *enqueue* all existing items, but not block on processing them,
	// so the timing is quick.
	// If we do this outside the lock, we can hit a subtle race condition where we have started processing items before they
	// are registered (in n.registeredHandlers); this can cause the dynamic filtering to miss events
	reg, err := n.informer.AddEventHandler(fh)
	if err != nil {