[HARMONY-5365] [drlvm][classloader] memory leaks at Initialize and InsertClass at classloader.cpp while HWA run

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Component/s: DRLVM
• Assignee: Unassigned
• Reporter: Ilya Leviev
• Created: 31/Dec/07 19:09
• Updated: 31/Dec/07 19:09

Description

memory leak at Initialize and InsertClass at classloader.cpp while HWA run

svn = r607443

While profiling a simple HWA on Harmony using
BoundsChecker, the tool detected following memory leaks.

m_initiatedClasses are not disposed correctly while HWA run.

Here is stack trace:

1)
Memory Leak allocated by global_operator_new

_Allocate<struct std::_Tree_nod<class std:: >::_Node> c:\program files\microsoft visual studio .net 2003\vc7\include\xmemory 34
allocator<struct std::_Tree_nod<class std::::_Node>::allocate c:\program files\microsoft visual studio .net 2003\vc7\include\xmemory 137
_Tree<class std::_Tmap_traits<struct>::_Buynode c:\program files\microsoft visual studio .net 2003\vc7\include\xtree 1131
_Tree<class std::_Tmap_traits<struct >::_Insert c:\program files\microsoft visual studio .net 2003\vc7\include\xtree 915
_Tree<class std::_Tmap_traits<struct ::insert c:\program files\microsoft visual studio .net 2003\vc7\include\xtree 501
Insert c:\home\hy\1\trunk\working_vm\vm\vmcore\include\hashtable.h 264

InsertClass c:\home\hy\1\trunk\working_vm\vm\vmcore\src\class_support\classloader.cpp 1748

line 1748: m_initiatedClasses->Insert(clss->get_name(), clss);

DefineClass c:\home\hy\1\trunk\working_vm\vm\vmcore\src\class_support\classloader.cpp 329
LoadFromJarFile c:\home\hy\1\trunk\working_vm\vm\vmcore\src\class_support\classloader.cpp 1925
LoadFromFile c:\home\hy\1\trunk\working_vm\vm\vmcore\src\class_support\classloader.cpp 1821
DoLoadClass c:\home\hy\1\trunk\working_vm\vm\vmcore\src\class_support\classloader.cpp 1546
LoadClass c:\home\hy\1\trunk\working_vm\vm\vmcore\src\class_support\classloader.cpp 1501

2)

Memory Leak allocated by global_operator_new.

Initialize c:\home\hy\1\trunk\working_vm\vm\vmcore\src\class_support\classloader.cpp 80

line 80: m_initiatedClasses = new ClassTable();

Initialize c:\home\hy\1\trunk\working_vm\vm\vmcore\src\class_support\classloader.cpp 1349
bootstrap_initial_java_classes c:\home\hy\1\trunk\working_vm\vm\vmcore\src\init\vm_init.cpp 358
preload_classes c:\home\hy\1\trunk\working_vm\vm\vmcore\src\init\vm_init.cpp 400
vm_init1 c:\home\hy\1\trunk\working_vm\vm\vmcore\src\init\vm_init.cpp 835
JNI_CreateJavaVM c:\home\hy\1\trunk\working_vm\vm\vmcore\src\jni\jni.cpp 499
C:\home\hy\1\trunk\working_vm\build\win_ia32_msvc_debug\deploy\jdk\jre\bin\java.exe!0x0000228d
C:\home\hy\1\trunk\working_vm\build\win_ia32_msvc_debug\deploy\jdk\jre\bin\java.exe!0x00001b2d
main C:\home\hy\1\trunk\working_vm\build\win_ia32_msvc_debug\deploy\jdk\jre\bin\java.exe!0x000000b3
C:\home\hy\1\trunk\working_vm\build\win_ia32_msvc_debug\deploy\jdk\jre\bin\java.exe!0x000045b4
C:\WINDOWS\system32\kernel32.dll!0x00016ff4