bug#39962: 27.0.90; Crash in Emacs 27.0.90

[Pip Cet]

On Wed, Mar 11, 2020 at 3:16 PM Pieter van Oostrum
<pieter-l@vanoostrum.org> wrote:
> > (prog1
> >     (let ((temp-buffer (generate-new-buffer " *temp*")))
> >       (prog1
> >           temp-buffer
> >         (kill-buffer temp-buffer)
> >         (setq temp-buffer nil)))
> >   (garbage-collect))
>
> That crash shouldn't happen, so it has to be found what causes it.

The attached patch should fix things.

0001-Don-t-GC-killed-buffers-that-are-still-reachable.patch
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