Sporadic NPE in HttpChannelState.onFailure

[GaryWKeim]

Jetty version(s)

12.0.16

Jetty Environment

ee10

Java version/vendor

openjdk version "17.0.10" 2024-01-16 LTS
OpenJDK Runtime Environment Zulu17.48+15-CA (build 17.0.10+7-LTS)
OpenJDK 64-Bit Server VM Zulu17.48+15-CA (build 17.0.10+7-LTS, mixed mode, sharing)

OS type/version

ubuntu22.04

Description

2025-01-29 21:15:55,115 [jetty-immediate-executor] ERROR com.tc.server.TCServerMain - Thread:Thread[jetty-immediate-executor,5,TC Thread Group] got an uncaught exception. calling CallbackOnExitDefaultHandlers.
     java.lang.NullPointerException: Cannot read field "_callback" because "this._request" is null
     	at org.eclipse.jetty.server.internal.HttpChannelState.lambda$onFailure$1(HttpChannelState.java:444)
     	at java.base/java.lang.Thread.run(Thread.java:840)

How to reproduce?

It's a Heizenbug.