Re: BUG #19551: TRAP: failed Assert("max_pinned_buffers > 0")

Hi,

On Mon, 13 Jul 2026 at 16:01, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>
> Nazir Bilal Yavuz <byavuz81(at)gmail(dot)com> writes:
> > On Sat, 11 Jul 2026 at 15:08, PG Bug reporting form
> > <noreply(at)postgresql(dot)org> wrote:
> >> This error occurred when attempting run the temp.sql regression test from
> >> the master branch on the REL_17_STABLE (#bab0a2db).
> >> It seems, REL_16_STABLE and REL_18_STABLE work fine.
>
> > Thank you for the reproducer script.
>
> > I think this is expected. If you disable asserts, you will see an
> > actual error message: 'ERROR: no empty local buffer available'. This
> > error message can be seen on both REL_16_STABLE and REL_18_STABLE too.
>
> The point is you're not supposed to be able to trigger an Assert from
> SQL.

I see. Thanks for the clarification.

--
Regards,
Nazir Bilal Yavuz
Microsoft