| From: | Tatsuo Ishii <ishii(at)postgresql(dot)org> |
|---|---|
| To: | emond(dot)papegaaij(at)gmail(dot)com |
| Cc: | pgpool-hackers(at)lists(dot)postgresql(dot)org |
| Subject: | Re: Use-after-free crash |
| Date: | 2026-06-11 23:34:01 |
| Message-ID: | 20260612.083401.1143893563129592236.ishii@postgresql.org |
| Views: | Whole Thread | Raw Message | Download mbox | Resend email |
| Thread: | |
| Lists: | pgpool-hackers |
Hi Emond,
> Hi,
>
> Yesterday one of our tests detected a segmentation fault in pgpool,
> caused by a use-after-free. It is triggered during the shutdown of the
> process, so it probably isn't too harmful, but still I think it should
> be fixed. I've worked with Claude Code to build a patch (against 4.7)
> and a reproducer of the problem. The patch also contains a detailed
> explanation of how this crashes in the commit message. To run the
> reproducer:
> tar xzf pgpool-uaf-repro.tar.gz
> cd pgpool-uaf-repro
> PGPOOL=/path/to/their/pgpool ./reproduce.sh
>
> Best regards,
> Emond
Thanks for the report. I will look into this.
Regards,
--
Tatsuo Ishii
SRA OSS K.K.
English: http://www.sraoss.co.jp/index_en/
Japanese:http://www.sraoss.co.jp
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