hhhhuanzi opened a new issue, #13236:
URL: https://github.com/apache/skywalking/issues/13236

   ### Search before asking
   
   - [x] I had searched in the 
[issues](https://github.com/apache/skywalking/issues?q=is%3Aissue) and found no 
similar issues.
   
   
   ### Apache SkyWalking Component
   
   Java Agent (apache/skywalking-java)
   
   ### What happened
   
   
   My program integration with Java agent failed to start. 
   
   skywalking is deployed in k8s using swck. 
   
   OAP version is 10.0.0
   Java Agent  version is 9.3.0-java21 
   Program JDK Version is 21
   logback version is 1.5.18
   
   my swagent config is:
   spec:
     bootstrapPlugins:
     - jdk-threadpool
     containerMatcher: .*
     javaSidecar:
       args:
       - -c
       - mkdir -p /sky/agent && cp -r /skywalking/agent/* /sky/agent
       command:
       - sh
       env:
       - name: SW_LOGGING_LEVEL
         value: DEBUG
       - name: SW_AGENT_CLUSTER
         value: demo
       - name: SW_AGENT_NAMESPACE
         value: ng-i8
       - name: SW_METER_ACTIVE
         value: "false"
       - name: SW_EXCLUDE_PLUGINS
         value: hikaricp-3.x-4.x,xxl-job-2.x,jedis-2.x,lettuce-5.x,redisson-3.x
       - name: SW_AGENT_TRACE_IGNORE_PATH
         value: GET:/actuator/**
       - name: SW_AGENT_COLLECTOR_BACKEND_SERVICES
         value: skywalking-oap.skywalking.svc.cluster.local:11800
       - name: SW_PLUGIN_MONGODB_TRACE_PARAM
         value: "true"
       - name: JAVA_TOOL_OPTIONS
         value: ' -javaagent:/sky/agent/skywalking-agent.jar'
       image: 
registry.cn-hangzhou.aliyuncs.com/hhhhuanzi/skywalking-java-agent:9.3.0-java21
       name: inject-skywalking-agent
       resources: {}
     optionalPlugins:
     - trace-ignore
     - trace
     - webflux
     - cloud-gateway-2.1.x
     selector:
       swck-java-agent-injected: "true"
     sharedVolumeName: sky-agent-ng-i8
   
   ### What you expected to happen
   
   The error is as follows.
   
   ERROR in ch.qos.logback.core.model.processor.DefaultProcessor@1860b107 - 
Failed to traverse model appender 
ch.qos.logback.core.model.processor.ModelHandlerException: 
ch.qos.logback.core.util.DynamicClassLoadingException: Failed to instantiate 
type ch.qos.logback.classic.AsyncAppender
        at 
org.springframework.boot.logging.logback.LogbackLoggingSystem.reportConfigurationErrorsIfNecessary(LogbackLoggingSystem.java:291)
        at 
org.springframework.boot.logging.logback.LogbackLoggingSystem.loadConfiguration(LogbackLoggingSystem.java:269)
        at 
org.springframework.boot.logging.AbstractLoggingSystem.initializeWithConventions(AbstractLoggingSystem.java:81)
        at 
org.springframework.boot.logging.AbstractLoggingSystem.initialize(AbstractLoggingSystem.java:61)
        at 
java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
        at java.base/java.lang.reflect.Method.invoke(Method.java:580)
        at 
org.springframework.boot.loader.launch.Launcher.launch(Launcher.java:102)
        at 
org.springframework.boot.loader.launch.Launcher.launch(Launcher.java:64)
        at 
org.springframework.boot.loader.launch.JarLauncher.main(JarLauncher.java:40)
        Suppressed: ch.qos.logback.core.util.DynamicClassLoadingException: 
Failed to instantiate type ch.qos.logback.classic.AsyncAppender
                at 
ch.qos.logback.core.util.OptionHelper.instantiateByClassNameAndParameter(OptionHelper.java:69)
                at 
ch.qos.logback.core.util.OptionHelper.instantiateByClassName(OptionHelper.java:44)
        Caused by: java.lang.ClassFormatError: Duplicate field name 
"cachedValue$$sw$a7jg6n1$iok7142" with signature "Ljava.lang.reflect.Method;" 
in class file ch/qos/logback/core/AsyncAppenderBase
                at java.base/java.lang.ClassLoader.defineClass1(Native Method)
                at 
java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1027)
        Suppressed: ch.qos.logback.core.model.processor.ModelHandlerException: 
ch.qos.logback.core.util.DynamicClassLoadingException: Failed to instantiate 
type ch.qos.logback.classic.AsyncAppender
        Caused by: [CIRCULAR REFERENCE: 
ch.qos.logback.core.util.DynamicClassLoadingException: Failed to instantiate 
type ch.qos.logback.classic.AsyncAppender]
        Suppressed: ch.qos.logback.core.util.DynamicClassLoadingException: 
Failed to instantiate type ch.qos.logback.classic.AsyncAppender
   
   ### How to reproduce
   
   1、deploy  a program using java21 in k8s
   2、inject java agent use annotation and label config like:
         annotations:
           agent.skywalking.apache.org/agent.service_name: service-name
           agent.skywalking.apache.org/plugin.logback.enabled: "false"
           agent.skywalking.apache.org/plugin.toolkit.log.transmit: "false"
           strategy.skywalking.apache.org/agent.Overlay: "true"
         labels:
           swck-java-agent-injected: "true"
       spec:
         containers:
         - env:
           - name: JVM_OPTS
             value: -Xms1g -Xmx2g -XX:MetaspaceSize=512m 
-XX:MaxMetaspaceSize=1024m -javaagent:/sky/agent/skywalking-agent.jar
   
   ### Anything else
   
   _No response_
   
   ### Are you willing to submit a pull request to fix on your own?
   
   - [ ] Yes I am willing to submit a pull request on my own!
   
   ### Code of Conduct
   
   - [x] I agree to follow this project's [Code of 
Conduct](https://www.apache.org/foundation/policies/conduct)
   


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