[ros-dev] Multiple problems with HEAD

[Hartmut Birr]

Alex Ionescu wrote:

> Hartmut Birr wrote:
>
>> Ge van Geldorp wrote:
>>
>>  
>>
>>> 1st problem: when booting rev 14873 (DBG := 1, KDBG := 0) it crashes
>>> with:
>>>
>>> DriverBase for \SystemRoot\system32\drivers\fs_rec.sys: 9cf7c000
>>> (io/file.c:898) Status :0
>>> (io/file.c:898) Status :0
>>> (io/file.c:898) Status :0
>>> DriverBase for \SystemRoot\system32\drivers\beep.sys: 9cf8b000
>>> (io/file.c:898) Status :0
>>> Assertion NewRefCount >= 0 failed at ob/object.c:1150
>>> KeBugCheckWithTf at ke/catch.c:217
>>> A problem has been detected and ReactOS has been shut down to
>>> prevent damage
>>> to your computer.
>>>
>>>
>>>   
>>
>> The problem is in IoSecondStageCompletion. Sometimes Irp->UserEvent
>> points to Fileobject->Event. Dereferencing such an event object
>> crashs ros.
>>
>>  
>>
> Actually, according to the stack traces people are giving me, it's
> dereferencing the File object that's causing this...
>
This isn't right. I've add a second test condition (Irp->UserEvent !=
&FileObject->Even) on both points where the event is dreferenced. This
does fix the crash.

- Hartmut