Index action lock at line 18

MVCDeadlockOnWait.cs

using System.Threading;
using System.Threading.Tasks;
using System.Web.Mvc;

namespace WebApplication5.Controllers
{
   public class HomeController : Controller
   {
      static async Task Work()
      {
         await Task.Delay(1000);//.ConfigureAwait(false);
      }

      public ActionResult Index()
      {
         var currentThread = Thread.CurrentThread; //IsBackground=false IsThreadPoolThread=false
         var work = Work();
         work.Wait(); //Deadlock
         return View();
      }
   }
}