[LTP] [RFC PATCH] LTP Wrapper for Syzkaller reproducers

[Cyril Hrubis]

Hi!
> > > > Indeed, it's removed recursively by the test library.
> > >
> > > :popcorn:
> > >
> > > It took me several years to figure out how to more or less reliably
> > > remove dirs after the fuzzer ;)
> > > (no, unlink won't do ;))
> >
> > I guess that there are things such as immutable file attributes that has
> > to be cleared and many more. Do you have piece of code somewhere that we
> > can look into to spare us from reinventing the wheel?
> 
> Here is what we have:
> https://github.com/google/syzkaller/blob/c4b9981b5f5b70dc03eb3f76c618398510101a1d/executor/common_linux.h#L2358-L2461
> Maybe it can be simplified, but that's what we ended up with after
> some organic evolution. At least the comments may give some hints as
> to what may go wrong.

Thanks a lot!

Also I see that you are using namespaces, and much more, to sandbox the
fuzzer, I was wondering if we should do that, at least separate user and
pid namespace sounds like a good idea to me.

-- 
Cyril Hrubis
chrubis@suse.cz