| From: | Yaroslav Syrytsia <me(at)ys(dot)lc> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | pgsql-bugs(at)lists(dot)postgresql(dot)org |
| Subject: | Re: BUG #18986: SIGSEGV in nodeModifyTable.c during Parallel Execution |
| Date: | 2025-07-16 09:33:33 |
| Message-ID: | 2109154296.466969.1752658413508@office-sso.mailbox.org |
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| Thread: | |
| Lists: | pgsql-bugs |
Hello,
I made a small reproducer here - https://github.com/joy4eg/pg-merge-crash
It creates a few tables and then executes MERGE statements in parallel.
Yaroslav.
> On 2025-07-15 20:13 CEST Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>
>
> PG Bug reporting form <noreply(at)postgresql(dot)org> writes:
> > During testing a flow in an app, I encountered a segfault that only happens
> > during parallel execution:
> > https://gist.github.com/joy4eg/708458e204f52129a8e54a13534586b7
>
> This report isn't terribly helpful, since you have not explained
> how to trigger the crash. If we can't duplicate it, it's hard
> to decide what is the appropriate fix.
>
> regards, tom lane
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