Re: BUG #15144: *** glibc detected *** postgres: postgres smsconsole [local] SELECT: double free or corruption (!pre

From: Andrew Gierth <andrew(at)tao11(dot)riddles(dot)org(dot)uk>
To: Vitaly V(dot) Voronov <wizard_1024(at)tut(dot)by>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Andres Freund <andres(at)anarazel(dot)de>, PostgreSQL mailing lists <pgsql-bugs(at)lists(dot)postgresql(dot)org>, Peter Geoghegan <pg(at)bowt(dot)ie>
Subject: Re: BUG #15144: *** glibc detected *** postgres: postgres smsconsole [local] SELECT: double free or corruption (!pre
Date: 2018-04-17 04:31:28
Message-ID: 87tvsae9ph.fsf@news-spur.riddles.org.uk
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>>>>> "Andrew" == Andrew Gierth <andrew(at)tao11(dot)riddles(dot)org(dot)uk> writes:

Andrew> Of course the weak point in this theory is that there seems to
Andrew> be no reason at all why BufFileClose could possibly get called
Andrew> twice ... the only other theory would be that something has
Andrew> somehow reset the memory context _before_ we got here.

... and in this context I just noticed that pg_stat_statements is in
play, which could be significant.

--
Andrew (irc:RhodiumToad)

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