"Computer.threadPoolForRemoting [#...] / waiting for hudson.remoting.Channel@..."
   java.lang.Thread.State: TIMED_WAITING
	at java.lang.Object.wait(Native Method)
	- waiting on <...> (a hudson.remoting.UserRequest)
	at hudson.remoting.Request.call(Request.java:147)
	at hudson.remoting.Channel.call(Channel.java:780)
	at hudson.Launcher$RemoteLauncher.kill(Launcher.java:954)
	at org.jenkinsci.plugins.workflow.support.steps.ExecutorStepExecution$PlaceholderTask.finish(ExecutorStepExecution.java:345)
	- locked <...> (a java.util.HashMap)
	at org.jenkinsci.plugins.workflow.support.steps.ExecutorStepExecution$PlaceholderTask.access$400(ExecutorStepExecution.java:145)
	at org.jenkinsci.plugins.workflow.support.steps.ExecutorStepExecution$PlaceholderTask$Callback.finished(ExecutorStepExecution.java:374)
	at org.jenkinsci.plugins.workflow.steps.BodyExecutionCallback$TailCall.onFailure(BodyExecutionCallback.java:123)
	at ...

"Handling POST /.../stop from ..."
   java.lang.Thread.State: BLOCKED
	at org.jenkinsci.plugins.workflow.support.steps.ExecutorStepExecution$PlaceholderTask.finish(ExecutorStepExecution.java:337)
	- waiting to lock <...> (a java.util.HashMap) owned by "Computer.threadPoolForRemoting..."
	at org.jenkinsci.plugins.workflow.support.steps.ExecutorStepExecution$PlaceholderTask.access$400(ExecutorStepExecution.java:145)
	at org.jenkinsci.plugins.workflow.support.steps.ExecutorStepExecution.stop(ExecutorStepExecution.java:122)
	at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution$6.onSuccess(CpsFlowExecution.java:703)
	at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution$6.onSuccess(CpsFlowExecution.java:698)
	at org.jenkinsci.plugins.workflow.support.concurrent.Futures$1.run(Futures.java:150)
	at com.google.common.util.concurrent.MoreExecutors$SameThreadExecutorService.execute(MoreExecutors.java:253)
	at com.google.common.util.concurrent.ExecutionList$RunnableExecutorPair.execute(ExecutionList.java:149)
	at com.google.common.util.concurrent.ExecutionList.add(ExecutionList.java:105)
	at com.google.common.util.concurrent.AbstractFuture.addListener(AbstractFuture.java:155)
	at org.jenkinsci.plugins.workflow.support.concurrent.Futures.addCallback(Futures.java:160)
	at org.jenkinsci.plugins.workflow.support.concurrent.Futures.addCallback(Futures.java:90)
	at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution.interrupt(CpsFlowExecution.java:698)
	at org.jenkinsci.plugins.workflow.job.WorkflowRun$2.interrupt(WorkflowRun.java:226)
	at hudson.model.Executor.interrupt(Executor.java:225)
	at hudson.model.Executor.interrupt(Executor.java:195)
	at hudson.model.Executor.interrupt(Executor.java:185)
	at hudson.model.Executor.interrupt(Executor.java:171)
	at hudson.model.Executor.doStop(Executor.java:853)
	at org.jenkinsci.plugins.workflow.job.WorkflowRun.doStop(WorkflowRun.java:603)
	- locked <...> (a org.jenkinsci.plugins.workflow.job.WorkflowRun)
	at ...

"Handling GET /jenkins/ from ... View/index.jelly View/sidepanel.jelly"
   java.lang.Thread.State: WAITING
	at sun.misc.Unsafe.park(Native Method)
	- waiting to lock <...> (a java.util.concurrent.locks.ReentrantReadWriteLock$NonfairSync) owned by "Handling POST ..."
	at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
	at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:836)
	at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:967)
	at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1283)
	at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:727)
	at hudson.model.Executor.getAsynchronousExecution(Executor.java:615)
	at hudson.model.Executor.isDisplayCell(Executor.java:635)
	at hudson.model.Computer.getDisplayExecutors(Computer.java:937)
	at ...