./build/tsdb uid metasync stalls after java error

[CJosePhD]

when running ./build/tsdb uid metasync

2017-02-13 15:08:40,611 WARN [New I/O worker #9] TSMeta: Found a counter TSMeta column without a meta for TSUID: 0AC8C7000001003D6A000003001CE3000004001CE5000005002290000006000047
2017-02-13 15:08:40,725 WARN [New I/O worker #10] MetaSync: Failed creating meta for: [b/opentsdb@546df8bb with exception:
java.lang.IllegalMonitorStateException: null
at java.util.concurrent.locks.ReentrantLock$Sync.tryRelease(ReentrantLock.java:151) ~[na:1.8.0_25]
at java.util.concurrent.locks.AbstractQueuedSynchronizer.release(AbstractQueuedSynchronizer.java:1261) ~[na:1.8.0_25]
at java.util.concurrent.locks.ReentrantLock.unlock(ReentrantLock.java:457) ~[na:1.8.0_25]
at net.opentsdb.tree.TreeBuilder$1ErrorCB.call(TreeBuilder.java:528) ~[tsdb-2.1.0.jar:45e575a]
at net.opentsdb.tree.TreeBuilder$1ErrorCB.call(TreeBuilder.java:524) ~[tsdb-2.1.0.jar:45e575a]
at com.stumbleupon.async.Deferred.doCall(Deferred.java:1278) [async-1.4.0.jar:na]
at com.stumbleupon.async.Deferred.runCallbacks(Deferred.java:1257) [async-1.4.0.jar:na]
at com.stumbleupon.async.Deferred.callback(Deferred.java:1005) [async-1.4.0.jar:na]
at net.opentsdb.tree.Tree$1AllTreeScanner.call(Tree.java:566) [tsdb-2.1.0.jar:45e575a]
at net.opentsdb.tree.Tree$1AllTreeScanner.call(Tree.java:543) [tsdb-2.1.0.jar:45e575a]
at com.stumbleupon.async.Deferred.doCall(Deferred.java:1278) [async-1.4.0.jar:na]
at com.stumbleupon.async.Deferred.runCallbacks(Deferred.java:1257) [async-1.4.0.jar:na]
at com.stumbleupon.async.Deferred.access$300(Deferred.java:430) [async-1.4.0.jar:na]
at com.stumbleupon.async.Deferred$Continue.call(Deferred.java:1366) [async-1.4.0.jar:na]
at com.stumbleupon.async.Deferred.doCall(Deferred.java:1278) [async-1.4.0.jar:na]
at com.stumbleupon.async.Deferred.runCallbacks(Deferred.java:1257) [async-1.4.0.jar:na]
at com.stumbleupon.async.Deferred.callback(Deferred.java:1005) [async-1.4.0.jar:na]
at org.hbase.async.HBaseRpc.callback(HBaseRpc.java:506) [asynchbase-1.6.0.jar:na]
at org.hbase.async.RegionClient.decode(RegionClient.java:1351) [asynchbase-1.6.0.jar:na]
at org.hbase.async.RegionClient.decode(RegionClient.java:89) [asynchbase-1.6.0.jar:na]
at org.jboss.netty.handler.codec.replay.ReplayingDecoder.callDecode(ReplayingDecoder.java:500) [netty-3.9.4.Final.jar:na]
at org.jboss.netty.handler.codec.replay.ReplayingDecoder.messageReceived(ReplayingDecoder.java:435) [netty-3.9.4.Final.jar:na]
at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70) [netty-3.9.4.Final.jar:na]
at org.hbase.async.RegionClient.handleUpstream(RegionClient.java:1082) [asynchbase-1.6.0.jar:na]
at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564) [netty-3.9.4.Final.jar:na]
at org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:559) [netty-3.9.4.Final.jar:na]
at org.hbase.async.HBaseClient$RegionClientPipeline.sendUpstream(HBaseClient.java:2677) [asynchbase-1.6.0.jar:na]
at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:268) [netty-3.9.4.Final.jar:na]
at org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:255) [netty-3.9.4.Final.jar:na]
at org.jboss.netty.channel.socket.nio.NioWorker.read(NioWorker.java:88) [netty-3.9.4.Final.jar:na]
at org.jboss.netty.channel.socket.nio.AbstractNioWorker.process(AbstractNioWorker.java:108) [netty-3.9.4.Final.jar:na]
at org.jboss.netty.channel.socket.nio.AbstractNioSelector.run(AbstractNioSelector.java:318) [netty-3.9.4.Final.jar:na]
at org.jboss.netty.channel.socket.nio.AbstractNioWorker.run(AbstractNioWorker.java:89) [netty-3.9.4.Final.jar:na]
at org.jboss.netty.channel.socket.nio.NioWorker.run(NioWorker.java:178) [netty-3.9.4.Final.jar:na]
at org.jboss.netty.util.ThreadRenamingRunnable.run(ThreadRenamingRunnable.java:108) [netty-3.9.4.Final.jar:na]
at org.jboss.netty.util.internal.DeadLockProofWorker$1.run(DeadLockProofWorker.java:42) [netty-3.9.4.Final.jar:na]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [na:1.8.0_25]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [na:1.8.0_25]
at java.lang.Thread.run(Thread.java:745) [na:1.8.0_25]

[johnseekins]

This is the same problem I'm experiencing in #1387
Any chance we could get some insight on what this problem is?