(skywalking-java) branch main updated: Ignore classes starting with "sun.nio.cs" in bytebuddy due to potential class loading deadlock (#785)

[wusheng]

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wusheng pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/skywalking-java.git


The following commit(s) were added to refs/heads/main by this push:
     new 759c45ff75 Ignore classes starting with "sun.nio.cs" in bytebuddy due 
to potential class loading deadlock (#785)
759c45ff75 is described below

commit 759c45ff758a4143783085cd1036c3f286aed4a6
Author: 袁世超 <oahcihsn...@gmail.com>
AuthorDate: Fri Dec 26 20:23:30 2025 +0800

    Ignore classes starting with "sun.nio.cs" in bytebuddy due to potential 
class loading deadlock (#785)
---
 CHANGES.md                                                               | 1 +
 .../src/main/java/org/apache/skywalking/apm/agent/SkyWalkingAgent.java   | 1 +
 2 files changed, 2 insertions(+)

diff --git a/CHANGES.md b/CHANGES.md
index ef7d4f8fba..54f75eeb97 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -27,6 +27,7 @@ Release Notes.
 * Bump up Lombok to v1.18.42 to adopt JDK25 compiling.
 * Add `eclipse-temurin:25-jre` as another base image.
 * Add JDK25 plugin tests for Spring 6.
+* Ignore classes starting with "sun.nio.cs" in bytebuddy due to potential 
class loading deadlock.
 
 All issues and pull requests are 
[here](https://github.com/apache/skywalking/milestone/242?closed=1)
 
diff --git 
a/apm-sniffer/apm-agent/src/main/java/org/apache/skywalking/apm/agent/SkyWalkingAgent.java
 
b/apm-sniffer/apm-agent/src/main/java/org/apache/skywalking/apm/agent/SkyWalkingAgent.java
index 2dd3fe8b38..b0dc55913f 100644
--- 
a/apm-sniffer/apm-agent/src/main/java/org/apache/skywalking/apm/agent/SkyWalkingAgent.java
+++ 
b/apm-sniffer/apm-agent/src/main/java/org/apache/skywalking/apm/agent/SkyWalkingAgent.java
@@ -128,6 +128,7 @@ public class SkyWalkingAgent {
                 .or(nameContains(".asm."))
                 .or(nameContains(".reflectasm."))
                 .or(nameStartsWith("sun.reflect"))
+                .or(nameStartsWith("sun.nio.cs"))
                 .or(allSkyWalkingAgentExcludeToolkit())
                 .or(ElementMatchers.isSynthetic()));