Backend hang  v30.0-66-g83e27017203 
Thread 38
  QWaitCondition::wait
    LogForwardThread::run (this=0x55e4ba4976b0) at loggingserver.cpp:723
Thread 37
  QWaitCondition::wait
    LoggerThread::run (this=0x55e4ba4965e0) at logging.cpp:312
Thread 36
  SSDP::run (this=0x55e4ba7a72b0) at ssdp.cpp:300
Thread 35
  MythSystemLegacySignalManager::run (this=0x7f1bf44bfb40) at mythsystemunix.cpp:515
Thread 34
  QMutexLocker::QMutexLocker
    Scheduler::GetAllPending at scheduler.cpp:1771
      MainServer::UpdateSystemdStatus (this=0x55e4ba7b0060) at mainserver.cpp:8496
        MainServer::connectionClosed at mainserver.cpp:7955
          MythSocket::DisconnectHandler (this=0x55e4ba8c0f30) at mythsocket.cpp:274
            QEventDispatcherGlib::processEvents
Thread 33
  QWaitCondition::wait
    HouseKeepingThread::run (this=0x55e4ba7ce680) at housekeeper.cpp:549
Thread 32
   QWaitCondition::wait
     QReadWriteLock::tryLockForWrite
       MainServer::connectionClosed at mainserver.cpp:7828 this=0x55e4ba7b0060, socket=0x55e4ba933230
         MythSocket::DisconnectHandler (this=0x55e4ba933230) at mythsocket.cpp:274
           QEventDispatcherGlib::processEvents
Thread 31
  QWaitCondition::wait
    QReadWriteLock::tryLockForWrite
      MainServer::connectionClosed at mainserver.cpp:7828 this=0x55e4ba7b0060, socket=0x55e4ba89ca40
         MythSocket::DisconnectHandler (this=0x55e4ba933230) at mythsocket.cpp:274
           QEventDispatcherGlib::processEvents
Thread 30
  QWaitCondition::wait
    QReadWriteLock::tryLockForRead
      MainServer::ProcessRequestWork at mainserver.cpp:476 this=0x55e4ba7b0060, sock=0x55e4ba89ca40
         MainServer::ProcessRequest at mainserver.cpp:468
           ProcessRequestRunnable::run (this=0x7f1be80428d0) at mainserver.cpp:162
Thread 29
  QWaitCondition::wait
    MythSystemLegacyIOHandler::run (this=0x7f1bf4054150) at mythsystemunix.cpp:102
Thread 28
  QWaitCondition::wait
    MythSystemLegacyIOHandler::run (this=0x7f1bf4044080) at mythsystemunix.cpp:102
Thread 27
  QWaitCondition::wait
    MythSystemLegacyManager::run (this=0x7f1bf46251b0) at mythsystemunix.cpp:283
Thread 26
  QEventDispatcherGlib::processEvents
Thread 25
  __libc_read
Thread 24
  QWaitCondition::wait
    JobQueue::ProcessQueue (this=0x55e4ba80c220) at jobqueue.cpp:495
       JobQueue::run (this=0x55e4ba80c220) at jobqueue.cpp:163
Thread 23
  QWaitCondition::wait
    AutoExpire::Sleep at autoexpire.cpp:369
      AutoExpire::RunExpirer (this=0x55e4ba86ca30) at autoexpire.cpp:350
        ExpireThread::run (this=0x55e4ba8251a0) at autoexpire.cpp:59
Thread 22
  QWaitCondition::wait
    QReadWriteLock::tryLockForRead
       MainServer::isClientConnected at mainserver.cpp:8358     this=0x55e4ba7b0060
         Scheduler::HandleIdleShutdown at scheduler.cpp:3132     
           Scheduler::run (this=0x55e4ba70b090) at scheduler.cpp:2234
Thread 21
  QWaitCondition::wait
    TVRec::run (this=0x55e4ba4bf310) at tv_rec.cpp:1524
Thread 20
  QWaitCondition::wait
    TVRec::run (this=0x55e4ba4bf310) at tv_rec.cpp:1524
Thread 19
  QWaitCondition::wait
    TVRec::run (this=0x55e4ba4bf310) at tv_rec.cpp:1524
Thread 18
  QWaitCondition::wait
    TVRec::run (this=0x55e4ba4bf310) at tv_rec.cpp:1524
Thread 17
  MThreadInternal::MSleep (time=100) at mthread.cpp:92
    MThread::msleep (time=100) at mthread.cpp:346
      TaskQueue::run (this=0x55e4ba4d7330) at taskqueue.cpp:142
Thread 16
  QWaitCondition::wait
    TVRec::run (this=0x55e4ba4bf310) at tv_rec.cpp:1524
Thread 15
  QWaitCondition::wait
    TVRec::run (this=0x55e4ba4bf310) at tv_rec.cpp:1524
Thread 14
  QWaitCondition::wait
    TVRec::run (this=0x55e4ba4bf310) at tv_rec.cpp:1524
Thread 13
  QWaitCondition::wait
    TVRec::run (this=0x55e4ba4bf310) at tv_rec.cpp:1524
Thread 12
  QWaitCondition::wait
    TVRec::run (this=0x55e4ba4bf310) at tv_rec.cpp:1524
Thread 11
  QWaitCondition::wait
    TVRec::run (this=0x55e4ba4bf310) at tv_rec.cpp:1524
Thread 10
  QEventDispatcherGlib::processEvents
Thread 9
  QWaitCondition::wait
    TVRec::run (this=0x55e4ba4bf310) at tv_rec.cpp:1524
Thread 8
  QWaitCondition::wait
    TVRec::run (this=0x55e4ba4bf310) at tv_rec.cpp:1524
Thread 7
  QEventDispatcherGlib::processEvents
Thread 6
  QMutexLocker::QMutexLocker
    Scheduler::GetAllPending at scheduler.cpp:1771
      MainServer::UpdateSystemdStatus (this=0x55e4ba7b0060) at mainserver.cpp:8496
        MainServer::connectionClosed at mainserver.cpp:7971
          MythSocket::DisconnectHandler (this=0x55e4ba926000) at mythsocket.cpp:274
Thread 5
  QWaitCondition::wait
    MythDownloadManager::run (this=0x55e4ba4bfd70) at mythdownloadmanager.cpp:297
Thread 4
   futex_wait_cancelable
     libQt5Script.so.5
Thread 3
  futex_wait_cancelable
    libQt5WebKit.so.5
Thread 2
  QEventDispatcherGlib::processEvents
Thread 1
  QWaitCondition::wait
    MThread::wait (this=0x55e4ba89c2e0, time=18446744073709551615) at mthread.cpp:315
      MythSocket::~MythSocket at mythsocket.cpp:172
        ReferenceCounter::DecrRef (this=0x55e4ba926010) at referencecounter.cpp:158
          MainServer::customEvent (this=0x55e4ba7b0060, e=0x55e4ba8c9340) at mainserver.cpp:1141
            QCoreApplicationPrivate::sendPostedEvents
              run_backend (cmdline=...) at main_helpers.cpp:733
                main (argc=3, argv=0x7ffc13ac1a68) at main.cpp:159