From: Antonin Houska <ah@cybertec.at>
To: Srinath Reddy Sadipiralla <srinath2133@gmail.com>
cc: Alvaro Herrera <alvherre@alvh.no-ip.org>,
    Amit Kapila <amit.kapila16@gmail.com>,
    Mihail Nikalayeu <mihailnikalayeu@gmail.com>,
    Matthias van de Meent <boekewurm+postgres@gmail.com>,
    Pg Hackers <pgsql-hackers@lists.postgresql.org>,
    Robert Treat <rob@xzilla.net>
Subject: Re: Adding REPACK [concurrently]
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References: <202603311523.iqhng5ljkzpq@alvherre.pgsql>
 <202603311934.ftqj7ytm362y@alvherre.pgsql>
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Comments: In-reply-to Srinath Reddy Sadipiralla <srinath2133@gmail.com>
   message dated "Wed, 01 Apr 2026 20:25:54 +0530."
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Date: Wed, 01 Apr 2026 19:06:53 +0200
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Srinath Reddy Sadipiralla <srinath2133@gmail.com> wrote:

> i was fuzz testing v48 , and found a crash when REPACK (concurrently) itself errors out,
> 1) while running
> 
> create table test(id int);
> REPACK (concurrently) test;
> 
> TBH i didn't knew this, sometimes it's better to not know "rules" ;)
> [NOTE: maybe we should add that we can't run
> REPACK (concurrently) on table without identity index or primary key into repack.sgml]
> 
> ERROR:  cannot process relation "test"
> 2026-04-01 19:06:31.211 IST [2495575] HINT:  Relation "test" has no identity index.
> 2026-04-01 19:06:31.211 IST [2495575] STATEMENT:  repack (concurrently) test;
> TRAP: failed Assert("proc->statusFlags == ProcGlobal->statusFlags[proc->pgxactoff]"), File: "procarray.c", Line: 719, PID: 2495575
> Here's the diff to solve this crash.

Thanks. Attached here is v48-0006 fixed.

-- 
Antonin Houska
Web: https://www.cybertec-postgresql.com


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