LEAK: ByteBuf.release() Exception when using S3AsyncClient
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Descrizione
### Describe the bug
An application that relies on S3AsyncClient is intermittently experiencing the error below.
```
LEAK: ByteBuf.release() was not called before it's garbage-collected. See https://netty.io/wiki/reference-counted-objects.html for more information.
Recent access records:
Created at:
io.netty.buffer.UnpooledByteBufAllocator.newDirectBuffer(UnpooledByteBufAllocator.java:96)
io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:188)
io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:179)
io.netty.buffer.AbstractByteBufAllocator.buffer(AbstractByteBufAllocator.java:116)
io.netty.handler.ssl.SslHandler.allocate(SslHandler.java:2267)
io.netty.handler.ssl.SslHandler.unwrap(SslHandler.java:1348)
io.netty.handler.ssl.SslHandler.decodeJdkCompatible(SslHandler.java:1246)
io.netty.handler.ssl.SslHandler.decode(SslHandler.java:1295)
io.netty.handler.codec.ByteToMessageDecoder.decodeRemovalReentryProtection(ByteToMessageDecoder.java:529)
io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:468)
io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:290)
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
io.netty.handler.timeout.IdleStateHandler.channelRead(IdleStateHandler.java:286)
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:442)
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:166)
io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:788)
io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:724)
io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:650)
io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:562)
io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
java.base/java.lang.Thread.run(Unknown Source)
```
### Expected Behavior
No exception thrown
### Current Behavior
Use the functions below
- s3AsyncClient.putObject
- s3AsyncClient.headObject
- s3AsyncClient.getObject
### Reproduction Steps
None
### Possible Solution
_No response_
### Additional Information/Context
_No response_
### AWS Java SDK version used
2.20.61
### JDK version used
17.0.8
### Operating System and version
ubuntu 22.04
Guida per i contributori
Apri la guida per i contributori
Direzione di ricerca
Start by reproducing the leak while exercising S3AsyncClient.putObject, headObject, and getObject on AWS SDK for Java 2.20.61 with JDK 17, then trace the reported SslHandler and ByteBuf.release() stack. Done means identifying the ownership path that leaks the buffer and confirming that these operations complete without the leak exception.
Scritto dal modello di indicizzazione a partire dal testo della issue.
Valutazione
- Stack tecnologico
- aws, java
- Ambito
- backend, cloud
- Tipo di issue
- Bug
- Difficoltà
- 4/5
- Tempo stimato
- 3-5 giorni
- Stato di attività
- Ferma
- Chiarezza
- Da chiarire
- Idoneità per principianti
- 25/100