[DGD] DGD Segmentation Fault After Dump Restore

[Raymond Jennings]

"Acute existence failure"

I like that term.  Though it does remind me eerily of the objregd problems
I was having before.


On Mon, Sep 23, 2013 at 5:10 PM, <bart at wotf.org> wrote:

> On Tue, 24 Sep 2013 00:36:12 +0200, Felix A. Croes wrote
> > bart at wotf.org wrote:
> >
> > > Felix, don't know if I'm on your whitelist.. but found a few more
> things:
> > >
> > > - I can crash DGD versions as old as 1.3 (didn't test anything earlier)
> with this
> > > - multiple LWOs from the same master seem to be involved
> > > - the LWOs are being used in the same task that upgrades their master
> >
> > Thanks for your efforts (and yes, you're on my whitelist).
>
> My pleasure.
>
> Been trying to figure out what is happening myself. What I now suspect is
> that
> creating lwos, recompiling their master and then forgetting then (as in no
> longer having a reference to the lwos) in the same task is what is
> triggering
> this issue.
>
> > I have managed to reproduce the crash, but have not yet managed to
> > track it down.
> >  I have limited time for this at the moment, but I will give it a
> > further look in the next few days.
>
> Seeing how this has been around for years without anyone noticing, I'm sure
> we'll survive a little longer.. ;-)
>
> I'll be looking around myself as well, through so far its not really clear
> to
> me what is happening. Whatever is happening is causing corruption in arrays
> and mappings in general (lpc arrays suffering from acute existence failure
> while there is no lpc code that nils them, and they did exist previously
> for
> example)
>
>
> Bart.
> --
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