TPCH SF1000 Queries fail with DecoderException: java.lang.NullPointerException

TPCH queries on SF1000 (about 1TB) dataset fail with DecoderException: java.lang.NullPointerException. The same queries run fine on SF100 (about 100GB) dataset on the same setup.

Snippet of exception:
2014-12-01 19:30:43,013 [BitServer-7] ERROR o.a.d.exec.rpc.RpcExceptionHandler - Exception in pipeline. Closing channel between local /10.10.104.105:31012 and remote /10.10.104.105:33853
io.netty.handler.codec.DecoderException: java.lang.NullPointerException
at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:99) [netty-codec-4.0.24.Final.jar:4.0.24.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [netty-transport-4.0.24.Final.jar:4.0.24.Final]
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [netty-transport-4.0.24.Final.jar:4.0.24.Final]
at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103) [netty-codec-4.0.24.Final.jar:4.0.24.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [netty-transport-4.0.24.Final.jar:4.0.24.Final]
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [netty-transport-4.0.24.Final.jar:4.0.24.Final]
at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:161) [netty-codec-4.0.24.Final.jar:4.0.24.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [netty-transport-4.0.24.Final.jar:4.0.24.Final]
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [netty-transport-4.0.24.Final.jar:4.0.24.Final]
at io.netty.channel.ChannelInboundHandlerAdapter.channelRead(ChannelInboundHandlerAdapter.java:86) [netty-transport-4.0.24.Final.jar:4.0.24.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [netty-transport-4.0.24.Final.jar:4.0.24.Final]
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [netty-transport-4.0.24.Final.jar:4.0.24.Final]
at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:787) [netty-transport-4.0.24.Final.jar:4.0.24.Final]
at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:130) [netty-transport-4.0.24.Final.jar:4.0.24.Final]
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511) [netty-transport-4.0.24.Final.jar:4.0.24.Final]
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468) [netty-transport-4.0.24.Final.jar:4.0.24.Final]
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382) [netty-transport-4.0.24.Final.jar:4.0.24.Final]
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354) [netty-transport-4.0.24.Final.jar:4.0.24.Final]
at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116) [netty-common-4.0.24.Final.jar:4.0.24.Final]
at java.lang.Thread.run(Thread.java:745) [na:1.7.0_71]
Caused by: java.lang.NullPointerException: null
at org.apache.drill.exec.rpc.data.DataServer.handle(DataServer.java:117) ~[drill-java-exec-0.6.0.r2-incubating-SNAPSHOT-rebuffed.jar:0.6.0.r2-incubating-SNAPSHOT]
at org.apache.drill.exec.rpc.data.DataServer.handle(DataServer.java:48) ~[drill-java-exec-0.6.0.r2-incubating-SNAPSHOT-rebuffed.jar:0.6.0.r2-incubating-SNAPSHOT]
at org.apache.drill.exec.rpc.RpcBus$InboundHandler.decode(RpcBus.java:194) ~[drill-java-exec-0.6.0.r2-incubating-SNAPSHOT-rebuffed.jar:0.6.0.r2-incubating-SNAPSHOT]
at org.apache.drill.exec.rpc.RpcBus$InboundHandler.decode(RpcBus.java:173) ~[drill-java-exec-0.6.0.r2-incubating-SNAPSHOT-rebuffed.jar:0.6.0.r2-incubating-SNAPSHOT]
at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:89) [netty-codec-4.0.24.Final.jar:4.0.24.Final]
... 19 common frames omitted

Log + query attached.