These should always run on caller's thread.

smocore/deviceManager/deviceReattacher.cpp

@@ -118,7 +118,8 @@ void DeviceReattacher::stop()
 	daemonTimer.cancel();
 	taskNursery.requestCancelOnAll();
 	taskNursery.closeAdmission();
-	taskNursery.syncAwaitAllSettlements(ioThread->getIoContext());
+	taskNursery.syncAwaitAllSettlements(
+		sscl::ComponentThread::getSelf()->getIoContext());
 }
 
 } // namespace device