Detected in Boron SR3 and in master branch

Configure PCEP on nodes and make one node to send a PCEP CLOSE message.
and you will have :
2017-06-12 09:17:56,801 | WARN | oupCloseable-3-6 | AbstractTopologySessionListener | 228 - org.opendaylight.bgpcep.pcep-topology-provider - 0.8.0.SNAPSHOT | Session PCEPSessionImpl

{channel=[id: 0x2768e4ce, L:/10.16.76.179:4189 ! R:/198.19.1.30:61609], localOpen=Open [_deadTimer=120, _keepalive=30, _sessionId=0, _tlvs=Tlvs [augmentation=[Tlvs1 [_stateful=Stateful [_lspUpdateCapability=true, augmentation=[Stateful1 [_initiation=true], Stateful1 [_deltaLspSyncCapability=true, _includeDbVersion=true, _triggeredInitialSync=true, _triggeredResync=true]]]], Tlvs1 [_srPceCapability=SrPceCapability [_msd=0, augmentation=[]]]]], augmentation=[]], remoteOpen=Open [_deadTimer=120, _keepalive=30, _sessionId=0, _tlvs=Tlvs [augmentation=[Tlvs1 [_stateful=Stateful [_lspUpdateCapability=true, augmentation=[Stateful1 [_initiation=true], Stateful1 []]]], Tlvs3 [], Tlvs1 [_srPceCapability=SrPceCapability [_msd=10, augmentation=[]]]]], _version=ProtocolVersion [_value=1], _ignore=false, _processingRule=false, augmentation=[]]}

went down unexpectedly
java.io.IOException: End of input detected. Close the session.
at org.opendaylight.protocol.pcep.impl.PCEPSessionImpl.endOfInput(PCEPSessionImpl.java:253)[147:org.opendaylight.bgpcep.pcep-impl:0.8.0.SNAPSHOT]
at org.opendaylight.protocol.pcep.impl.PCEPSessionImpl.channelInactive(PCEPSessionImpl.java:379)[147:org.opendaylight.bgpcep.pcep-impl:0.8.0.SNAPSHOT]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:246)[96:io.netty.transport:4.1.8.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:232)[96:io.netty.transport:4.1.8.Final]
at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:225)[96:io.netty.transport:4.1.8.Final]
at io.netty.handler.codec.ByteToMessageDecoder.channelInputClosed(ByteToMessageDecoder.java:360)[98:io.netty.codec:4.1.8.Final]
at io.netty.handler.codec.ByteToMessageDecoder.channelInactive(ByteToMessageDecoder.java:325)[98:io.netty.codec:4.1.8.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:246)[96:io.netty.transport:4.1.8.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:232)[96:io.netty.transport:4.1.8.Final]
at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:225)[96:io.netty.transport:4.1.8.Final]
at io.netty.handler.codec.ByteToMessageDecoder.channelInputClosed(ByteToMessageDecoder.java:360)[98:io.netty.codec:4.1.8.Final]
at io.netty.handler.codec.ByteToMessageDecoder.channelInactive(ByteToMessageDecoder.java:325)[98:io.netty.codec:4.1.8.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:246)[96:io.netty.transport:4.1.8.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:232)[96:io.netty.transport:4.1.8.Final]
at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:225)[96:io.netty.transport:4.1.8.Final]
at io.netty.channel.DefaultChannelPipeline$HeadContext.channelInactive(DefaultChannelPipeline.java:1329)[96:io.netty.transport:4.1.8.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:246)[96:io.netty.transport:4.1.8.Final]
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:232)[96:io.netty.transport:4.1.8.Final]
at io.netty.channel.DefaultChannelPipeline.fireChannelInactive(DefaultChannelPipeline.java:908)[96:io.netty.transport:4.1.8.Final]
at io.netty.channel.AbstractChannel$AbstractUnsafe$7.run(AbstractChannel.java:744)[96:io.netty.transport:4.1.8.Final]
at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:163)[95:io.netty.common:4.1.8.Final]
at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:403)[95:io.netty.common:4.1.8.Final]
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:445)[96:io.netty.transport:4.1.8.Final]
at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)[95:io.netty.common:4.1.8.Final]
at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:144)[95:io.netty.common:4.1.8.Final]
at java.lang.Thread.run(Thread.java:748)[:1.8.0_131]

Corrected in this patch https://git.opendaylight.org/gerrit/#/c/58638/
Note: There is no issue if you open a new Pcep session with the same node.