[Webkit-unassigned] [Bug 49539] New: window.requestFileSystem(16) NULL ptr

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=49539

           Summary: window.requestFileSystem(16) NULL ptr
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: PC
               URL: chrome.dll!WebCore::DOMFileSystem::DispatchCallbackTas
                    k<...>::performTask ReadAV at NULL
                    (2ef0152de44115d5e3f1de3111aba5dd)
        OS/Version: Windows Vista
            Status: NEW
          Severity: Normal
          Priority: P1
         Component: HTML DOM
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: skylined at chromium.org
                CC: eric at webkit.org


Created an attachment (id=73889)
 --> (https://bugs.webkit.org/attachment.cgi?id=73889&action=review)
Repro

Repro:
<script>window.requestFileSystem(16)</script>

id:             chrome.dll!WebCore::DOMFileSystem::DispatchCallbackTask<...>::performTask ReadAV at NULL (2ef0152de44115d5e3f1de3111aba5dd)
description:    Attempt to read from unallocated NULL pointer in chrome.dll!WebCore::DOMFileSystem::DispatchCallbackTask<...>::performTask
stack:          chrome.dll!WebCore::DOMFileSystem::DispatchCallbackTask<...>::performTask
                chrome.dll!WebCore::performTask
                chrome.dll!RunnableFunction<void 
                chrome.dll!MessageLoop::RunTask
                chrome.dll!MessageLoop::DoWork
                chrome.dll!base::MessagePumpDefault::Run
                chrome.dll!MessageLoop::RunInternal
                chrome.dll!MessageLoop::Run
                chrome.dll!RendererMain
                chrome.dll!ChromeMain
                chrome.exe!MainDllLoader::Launch
                chrome.exe!wWinMain
                chrome.exe!__tmainCRTStartup
                ...

-- 
Configure bugmail: https://bugs.webkit.org/userprefs.cgi?tab=email
------- You are receiving this mail because: -------
You are the assignee for the bug.