SolrCloud concurrency bug on collection removal breaking Solr completely

1-collection-removal.log

2017-05-17T14:47:50,153 - ERROR [OverseerThreadFactory-6-thread-5:SolrException@159] - {} - Collection: my_collection operation: delete failed:org.apache.solr.common.SolrException: Could not fully remove collection: my_collection
        at org.apache.solr.cloud.DeleteCollectionCmd.call(DeleteCollectionCmd.java:106)
        at org.apache.solr.cloud.OverseerCollectionMessageHandler.processMessage(OverseerCollectionMessageHandler.java:224)
        at org.apache.solr.cloud.OverseerTaskProcessor$Runner.run(OverseerTaskProcessor.java:463)
        at org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:229)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
        at java.lang.Thread.run(Thread.java:745)
2017-05-17T14:47:50,173 - INFO  [qtp11902257-274:HttpSolrCall@732] - {node_name=n:localhost:8983_solr} - [admin] webapp=null path=/admin/collections params={json.nl=map&indent=true&name=my_collection&action=DELETE&wt=json} status=500 QTime=303
2017-05-17T14:47:50,174 - ERROR [qtp11902257-274:SolrException@159] - {node_name=n:localhost:8983_solr} - null:org.apache.solr.common.SolrException: Could not fully remove collection: my_collection
        at org.apache.solr.handler.admin.CollectionsHandler.handleResponse(CollectionsHandler.java:298)
        at org.apache.solr.handler.admin.CollectionsHandler.invokeAction(CollectionsHandler.java:235)
        at org.apache.solr.handler.admin.CollectionsHandler.handleRequestBody(CollectionsHandler.java:213)
        at org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:173)

2-broken-cluster-state.log

org.apache.solr.common.SolrException: Error loading config name for collection my_collection
	at org.apache.solr.common.cloud.ZkStateReader.readConfigName(ZkStateReader.java:198)
	at org.apache.solr.handler.admin.ClusterStatus.getClusterStatus(ClusterStatus.java:141)
	at org.apache.solr.handler.admin.CollectionsHandler$CollectionOperation.lambda$static$19(CollectionsHandler.java:649)
	at org.apache.solr.handler.admin.CollectionsHandler$CollectionOperation.execute(CollectionsHandler.java:888)
	at org.apache.solr.handler.admin.CollectionsHandler.invokeAction(CollectionsHandler.java:226)
	at org.apache.solr.handler.admin.CollectionsHandler.handleRequestBody(CollectionsHandler.java:213)
...
Caused by: org.apache.zookeeper.KeeperException$NoNodeException: KeeperErrorCode = NoNode for /collections/my_collection
	at org.apache.zookeeper.KeeperException.create(KeeperException.java:111)
	at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
	at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1155)
	at org.apache.solr.common.cloud.SolrZkClient$7.execute(SolrZkClient.java:356)
	at org.apache.solr.common.cloud.SolrZkClient$7.execute(SolrZkClient.java:353)
	at org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:60)
	at org.apache.solr.common.cloud.SolrZkClient.getData(SolrZkClient.java:353)
	at org.apache.solr.common.cloud.ZkStateReader.readConfigName(ZkStateReader.java:178)
	... 35 more