// attempt to reproduce the memory corruption described in #27660.
// The bug was very timing sensitive; at the time of writing this
// test would only trigger the bug about once out of every five runs.

func test27660(t *testing.T) {
	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()
	ints := make([]int, 100)
	locks := make([]sync.Mutex, 100)
	// Slowly create threads so that ThreadSanitizer is forced to