Re: [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