[ros-bugs] [Bug 3490] New: Crash in win32k

[ReactOS.Bugzilla at www.reactos.org]

http://www.reactos.org/bugzilla/show_bug.cgi?id=3490

           Summary: Crash in win32k
           Product: ReactOS
           Version: TRUNK
          Platform: QEmu
        OS/Version: ReactOS
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: Win32
        AssignedTo: ros-bugs at reactos.org
        ReportedBy: hto at dev.null
         QAContact: ros-bugs at reactos.org


Trace:

NtUserShowWindow
co_WinPosShowWindow
co_WinPosSetWindowPos
co_IntSetForegroundWindow
co_IntSetForegroundAndFocusWindow
co_IntSendActivateMessages

// ntuser/focus.c
co_IntSendActivateMessages(...)
{
  ...
  HANDLE OldTID = IntGetWndThreadId(UserGetWindowObject(hWndPrev)); // CRASH!
  ...
}

// ntuser/window.c
/* temp hack */
PWINDOW_OBJECT FASTCALL UserGetWindowObject(HWND hWnd)
{
  ...
  if (...)
  {
    ...
    return NULL;
  }
  ...
}


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