[Bug 103927] [CI][BXT only] igt@* - incomplete timeout/system hang

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=103927

--- Comment #27 from Chris Wilson <chris at chris-wilson.co.uk> ---
(In reply to Stanislav Lisovskiy from comment #26)
> (In reply to Chris Wilson from comment #25)
> > (In reply to Stanislav Lisovskiy from comment #23)
> > > (In reply to Francesco Balestrieri from comment #22)
> > > > Stan, did you figure out anything from the latest logs?
> > > 
> > > There is a NULL pointer deref in  do_remove_conflicting_framebuffers
> > > function:
> > 
> > That's a known-use-after-free. You can't guarantee that you even see a NULL
> > pointer as its value depends on what else gets written by a third party.
> 
> Ok, is there any patch available elsewhere?

Nope, we are hoping for a kasan hit to tell us where the use-after-free
emanated from.

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