Horton

Re: BUG #14897: Segfault on statitics SQL request

Tom Lane <tgl@sss.pgh.pa.us>

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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Vincent Lachenal <vincent.lachenal@gmail.com>
Cc: pgsql-bugs@postgresql.org
Date: 2017-11-10T21:25:23Z
Lists: pgsql-bugs 
Vincent Lachenal <vincent.lachenal@gmail.com> writes:
> Here is the resut of pg_config:

Hmm ... there are some nondefault compiler flags that they're sticking in,
but nothing that isn't used by other distros AFAIK.

> If it is not help, I will recreate database and inject dump. It could be a
> migration bug.

It would certainly be good to see if you can reproduce the crash from a
freshly-loaded copy of that dump file.

> Archlinux does not provide debugging symbol package and my other computer
> is under Gentoo (and it will take a long time to have a stable release). If
> bug persists, I will open a bug on Archlinux bugtracker.

Ugh.  With no symbols we couldn't learn anything very useful from a core
dump.

			regards, tom lane

Commits

  1. Prevent int128 from requiring more than MAXALIGN alignment.

  2. Rearrange c.h to create a "compiler characteristics" section.