Re: PG 12 beta 1 segfault during analyze
Steve Singer <steve@ssinger.info>
From: Steve Singer <steve@ssinger.info>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: PostgreSQL-development Hackers <pgsql-hackers@postgresql.org>
Date: 2019-06-18T11:57:36Z
Lists: pgsql-hackers
On 6/18/19 12:32 AM, Tom Lane wrote: > Steve Singer <steve@ssinger.info> writes: >> The attached patch fixes the issue. > Hmm, that's a pretty obvious mistake :-( but after some fooling around > I've not been able to cause a crash with it. I wonder what test case > you were using, on what platform? > > regards, tom lane > > I was running the slony regression tests. The crash happened when it tries to replicate a particular table that already has data in it on the replica. It doesn't happen with every table and I haven't been able to replicate the crash in as self contained test by manually doing similar steps to just that table with psql. This is on x64.
Commits
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Fix memory corruption/crash in ANALYZE.
- 23224563d979 12.0 landed
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tableam: VACUUM and ANALYZE support.
- 737a292b5de2 12.0 cited