Re: segmentation fault when cassert enabled
Amit Kapila <amit.kapila16@gmail.com>
From: Amit Kapila <amit.kapila16@gmail.com>
To: Jehan-Guillaume de Rorthais <jgdr@dalibo.com>
Cc: Peter Eisentraut <peter.eisentraut@2ndquadrant.com>,
vignesh C <vignesh21@gmail.com>, Petr Jelinek <petr.jelinek@2ndquadrant.com>, Tom Lane <tgl@sss.pgh.pa.us>, PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>,
Peter Geoghegan <pg@bowt.ie>
Date: 2019-12-17T04:39:43Z
Lists: pgsql-hackers
Attachments
- 0001-Fix-subscriber-invalid-memory-access-on-DDL.amit.2.patch (application/octet-stream) patch 0001
On Mon, Dec 16, 2019 at 9:16 PM Jehan-Guillaume de Rorthais <jgdr@dalibo.com> wrote: > > On Mon, 16 Dec 2019 13:27:43 +0100 > Peter Eisentraut <peter.eisentraut@2ndquadrant.com> wrote: > > > On 2019-12-16 11:11, Amit Kapila wrote: > > > I agree that this is a timing issue. I also don't see a way to write > > > a reproducible test for this. However, I could reproduce it via > > > debugger consistently by following the below steps. I have updated a > > > few comments and commit messages in the attached patch. > > > > > > Peter E., Petr J or anyone else, do you have comments or objections on > > > this patch? If none, then I am planning to commit (and backpatch) > > > this patch in a few days time. > > > > The patch seems fine to me. Writing a test seems hard. Let's skip it. > > Okay. > > The commit message has a duplicate "building"/"built" in the first sentence. > > I think the sentence is quite long. I had to re-read it to get it. > > What about: > > This patch allows building the local relmap cache for a subscribed relation > after processing pending invalidation messages and potential relcache > updates. > Attached patch with updated commit message based on suggestions. I am planning to commit this tomorrow unless there are more comments. -- With Regards, Amit Kapila. EnterpriseDB: http://www.enterprisedb.com
Commits
-
Fix subscriber invalid memory access on DDL.
- d6eca4958d78 10.12 landed
- 046830164ee4 11.7 landed
- c74111d8bd68 12.2 landed
- 04c8a69c0ccc 13.0 landed
-
Fix memory allocation mistake
- a5b95016af91 10.11 landed
- d213f3114d99 11.6 landed
- 39a6210f9e0f 12.1 landed
- d40abd5fcfb2 13.0 landed