Horton

Re: pg11.1 jit segv

Andres Freund <andres@anarazel.de>

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From: Andres Freund <andres@anarazel.de>
To: Justin Pryzby <pryzby@telsasoft.com>
Cc: pgsql-hackers@postgresql.org
Date: 2018-11-17T01:47:24Z
Lists: pgsql-hackers 
Hi,

On 2018-11-16 19:23:44 -0600, Justin Pryzby wrote:
> On Fri, Nov 16, 2018 at 08:29:27AM -0800, Andres Freund wrote:
> > > On Thu, Nov 15, 2018 at 04:17:51PM -0800, Andres Freund wrote:
> > > > I'm about to commit some changes to 12/master that'd possibly make it
> > commit 15d8f83128e15de97de61430d0b9569f5ebecc26
> 
> I don't think it had to do with your commit, but I recompiled HEAD with debug +
> casserts and have this to show.

That's probably just the same issue as before, namely random data
somehow being produced as the result of tuple deforming.

Greetings,

Andres Freund

Commits

  1. Fix jit compilation bug on wide tables.

  2. Verify that expected slot types match returned slot types.

  3. Rejigger materializing and fetching a HeapTuple from a slot.