[CAMEL-19758] netty-http in proxy mode generates IllegalReferenceCountException for every success request.

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 3.18.8, 3.21.0, 4.0.0
• Fix Version/s: 3.14.10, 3.20.7, 3.21.1, 3.22.0, 4.0.1, 4.1.0
• Component/s: camel-netty-http
• Estimated Complexity: Unknown
• Assignee: Luigi De Masi
• Reporter: Luigi De Masi
• Created: 17/Aug/23 14:16
• Updated: 25/Aug/23 04:58
• Resolved: 25/Aug/23 04:58

Description

An IllegalReferenceCountExceptionis generated by "netty-http" in proxy mode: "io.netty.util.IllegalReferenceCountException: refCnt: 0, decrement: 1" for every success request and It's classified as a WARN in the logs:

2023-08-10 13:01:02.468  WARN 77068 --- [ClientTCPWorker] ache.camel.support.UnitOfWorkHelper : Exception occurred during onCompletion. This exception will be ignored. io.netty.util.IllegalReferenceCountException: refCnt: 0, decrement: 1     at io.netty.util.internal.ReferenceCountUpdater.toLiveRealRefCnt(ReferenceCountUpdater.java:83) ~[netty-common-4.1.94.Final.jar:4.1.94.Final]     at io.netty.util.internal.ReferenceCountUpdater.release(ReferenceCountUpdater.java:148) ~[netty-common-4.1.94.Final.jar:4.1.94.Final]     at io.netty.buffer.AbstractReferenceCountedByteBuf.release(AbstractReferenceCountedByteBuf.java:101) ~[netty-buffer-4.1.94.Final.jar:4.1.94.Final]     at io.netty.util.ReferenceCountUtil.release(ReferenceCountUtil.java:90) ~[netty-common-4.1.94.Final.jar:4.1.94.Final]

Issue Links

• links to: GitHub Pull Request #11146