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hyperledger / besu

An enterprise-grade Java-based, Apache 2.0 licensed Ethereum client https://wiki.hyperledger.org/display/besu
https://www.hyperledger.org/projects/besu
Apache License 2.0
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unhandled exception in EthPeers.peer(EthPeers.java:224) #6298

Open macfarla opened 11 months ago

macfarla commented 11 months ago

we should catch this exception and handle gracefully

2023-12-14 19:09:46.053+10:00 | nioEventLoopGroup-3-7 | DEBUG | Subscribers | Error in callback: {}
com.google.common.cache.CacheLoader$InvalidCacheLoadException: CacheLoader returned null for key [Connection with hashCode -2125217022 inboundInitiated? false initAt 1702544985701].
        at com.google.common.cache.LocalCache$Segment.getAndRecordStats(LocalCache.java:2319)
        at com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2283)
        at com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2159)
        at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2049)
        at com.google.common.cache.LocalCache.get(LocalCache.java:3966)
        at com.google.common.cache.LocalCache$LocalManualCache.get(LocalCache.java:4863)
        at org.hyperledger.besu.ethereum.eth.manager.EthPeers.peer(EthPeers.java:224)
        at org.hyperledger.besu.ethereum.eth.manager.EthProtocolManager.processMessage(EthProtocolManager.java:278)
        at org.hyperledger.besu.ethereum.p2p.network.NetworkRunner.lambda$setupHandlers$1(NetworkRunner.java:142)
        at org.hyperledger.besu.ethereum.p2p.rlpx.connections.PeerConnectionEvents.lambda$dispatchMessage$1(PeerConnectionEvents.java:64)
        at org.hyperledger.besu.util.Subscribers.lambda$forEach$0(Subscribers.java:131)
        at java.base/java.lang.Iterable.forEach(Iterable.java:75)
        at org.hyperledger.besu.util.Subscribers.forEach(Subscribers.java:128)
        at org.hyperledger.besu.ethereum.p2p.rlpx.connections.PeerConnectionEvents.dispatchMessage(PeerConnectionEvents.java:64)
        at org.hyperledger.besu.ethereum.p2p.rlpx.connections.netty.ApiHandler.channelRead0(ApiHandler.java:112)
        at org.hyperledger.besu.ethereum.p2p.rlpx.connections.netty.ApiHandler.channelRead0(ApiHandler.java:35)
        at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:99)
        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
        at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
        at io.netty.handler.timeout.IdleStateHandler.channelRead(IdleStateHandler.java:286)
        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:442)
        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
        at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
        at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:346)
        at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:318)
        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
        at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
        at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
        at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
        at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
        at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:166)
        at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:788)
        at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:724)
        at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:650)
        at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:562)
        at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
        at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
        at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
iampkuhz commented 3 months ago

faced with the same problem. Fortunately, the system recovered in 5min.