Intel® Inspector User Guide for Windows* OS

ID 767798
Date 7/13/2023
Public
Document Table of Contents
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Kernel Resource Leak

Occurs when a kernel object handle is created but never closed.

ID

Code Location

Description

1

Creation site

Represents the location and associated call stack from which the handle was created.

C Example

HANDLE hThread = CreateThread(0, 8192, work0, NULL, 0, NULL);
return;

Fortran Example

ThreadHandle = CreateThread(security, stack_size, Thread_Proc,loc(ivalue), 
CREATE_SUSPENDED, thread_id)
   end

Possible Correction Strategies

Use the appropriate function to close the handle after use.

Creation Function

Close Function

BeginUpdateResource

EndUpdateResource

CreateConsoleScreenBuffer

CloseHandle

CreateEvent, OpenEvent

CloseHandle

CreateFile, ReOpenFile

CloseHandle

CreateFileMapping, OpenFileMapping

CloseHandle

CreateIoCompletionPort

CloseHandle

CreateJobObject

CloseHandle

CreateMailslot

CloseHandle

CreateMemoryResourceNotification

CloseHandle

CreateMutex, OpenMutex

CloseHandle

CreatePipe, CreateNamedPipe

CloseHandle

CreateProcess, OpenProcess

CloseHandle

CreateProcessAsUser, CreateProcessWithLogon

CloseHandle

CreateSemaphore, OpenSemaphore

CloseHandle

CreateThread, CreateRemoteThread, OpenThread

CloseHandle

CreateToken, CreateRestrictedToken

CloseHandle

CreateToolhelp32Snapshot

CloseHandle

CreateWaitableTimer, OpenWaitableTimer

CloseHandle

DuplicateHandle

CloseHandle

DuplicateToken

CloseHandle

FindFirstChangeNotification

FindCloseChangeNotification

FindFirstFile, FindFirstFileEx, FindFirstFileTransacted

FindClose

FindFirstStreamW, FindFirstStreamTransactedW

FindClose

InitializeCriticalSection, InitializeCriticalSectionAndSpinCount

DeleteCriticalSection

LogonUser

CloseHandle

OpenEventLog, OpenBackupEventLog

CloseEventLog

OpenProcessToken, OpenThreadToken

CloseHandle

RegisterEventSource

DeregisterEventSource

WSASocket, socket

closesocket