Re: Stack overflow issue

Егор Чиндяскин <kyzevan23@mail.ru>

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From: Egor Chindyaskin <kyzevan23@mail.ru>

To: Sascha Kuhl <yogidabanli@gmail.com>

Cc: PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>

Date: 2023-01-19T09:18:42Z

Lists: pgsql-hackers

Attachments

stack_overflow_fix_11.patch (text/x-patch) patch
stack_overflow_fix_12_13_14.patch (text/x-patch) patch
stack_overflow_fix_15.patch (text/x-patch) patch
stack_overflow_fix_master.patch (text/x-patch) patch

Hello! In continuation of the topic, I, under the leadership of 
Alexander Lakhin, prepared patches that fix these problems.
We decided that these checks would be enough and put them in the places 
we saw fit.

Commits

Refactoring for CommitTransactionCommand()/AbortCurrentTransaction()
- 40126ac68f2f 17.0 landed
Avoid recursion in MemoryContext functions
- 4c1973fcaecd 17.0 landed
Avoid stack overflow in ShowTransactionStateRec()
- 6f38c43eb135 17.0 landed
Turn tail recursion into iteration in CommitTransactionCommand()
- fefd9a3fed27 17.0 landed
Adjust memory allocation functions to allow sibling calls
- 743112a2e993 17.0 cited
Add missing check_stack_depth() to some recursive functions
- d57b7cc3338e 17.0 landed
In the Snowball dictionary, don't try to stem excessively-long words.
- f5aa855cd8a6 11.18 landed
- f204ad3a2b19 13.9 landed
- e969f1ae2b01 14.6 landed
- cba393a10af8 10.23 landed
- a53e0ea782c5 12.13 landed
- 61f6e5c23603 15.0 landed
- 1058555a5ecc 16.0 landed
Defend against stack overrun in a few more places.
- f25bed3801e1 16.0 landed
- 3d3c05c70fc7 15.0 landed
- f5157a9acc9d 10.23 landed
- 599a487b093a 12.13 landed
- 444ec169a7de 14.6 landed
- 310d734efb3b 11.18 landed
- 2d1f1523ce83 13.9 landed