java.lang.ArrayIndexOutOfBoundsException: 17912
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- Java
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Description
启动后大量报错
java.lang.ArrayIndexOutOfBoundsException: 17912
at org.objectweb.asm.ClassReader.(Unknown Source)
at org.objectweb.asm.ClassReader.(Unknown Source)
at com.taobao.profile.instrument.ProfTransformer.transform(ProfTransformer.java:52)
at sun.instrument.TransformerManager.transform(TransformerManager.java:188)
at sun.instrument.InstrumentationImpl.transform(InstrumentationImpl.java:428)
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:760)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:467)
at java.net.URLClassLoader.access$100(URLClassLoader.java:73)
at java.net.URLClassLoader$1.run(URLClassLoader.java:368)
at java.net.URLClassLoader$1.run(URLClassLoader.java:362)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:361)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
Contributor guide
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Research direction
Start at com.taobao.profile.instrument.ProfTransformer.transform in ProfTransformer.java:52 and inspect how org.objectweb.asm.ClassReader receives class data during startup. Reproduce the startup errors and determine which class input triggers the ArrayIndexOutOfBoundsException; done means startup no longer produces these repeated exceptions.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- java
- Domain
- performance
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100