Using DelegatingSecurityContextSchedulingTaskExecutor for @Async
handling
causing NPE, as the method createAsyncTaskExecutorProxy
of
org.springframework.cloud.sleuth.instrument.async.ExecutorBeanPostProcessor
return proxied object that is missing the delegate Executor field of
DelegatingSecurityContextExecutor
.
See ExecutorBeanPostProcessor line 198
This is similar to #1212