BUG #18333: Postgres is crashing if we have special character in the query - Mailing list pgsql-bugs

From PG Bug reporting form
Subject BUG #18333: Postgres is crashing if we have special character in the query
Date
Msg-id 18333-8bd5cc3619b15618@postgresql.org
Whole thread Raw
Responses Re: BUG #18333: Postgres is crashing if we have special character in the query
List pgsql-bugs
The following bug has been logged on the website:

Bug reference:      18333
Logged by:          Sujeet Swaminath
Email address:      sujeet.cha@gmail.com
PostgreSQL version: 14.10
Operating system:   RHEL9.3
Description:

Hi, 

I have installed Postgres-14.10 and when executing the below query, the
postgres crashes. but the same query work well with PostgreSQL-14-9.
I have a crash dump, but not sure, how can I attach it here.

2024-02-05 06:08:53.936 GMT [1680576] LOG:  server process (PID 2627861) was
terminated by signal 11: Segmentation fault
2024-02-05 06:08:53.936 GMT [1680576] DETAIL:  Failed process was running:
SELECT DISTINCT badsql.id_code,badsql.id_nr FROM badsql LEFT OUTER JOIN
newsql on badsql.id_nr = newsql.id_nr  and badsql.vk_ek%2=newsql.ku_vk_ek;
2024-02-05 06:08:53.936 GMT [1680576] LOG:  terminating any other active
server processes
2024-02-05 06:08:53.937 GMT [2627876] FATAL:  the database system is in
recovery mode
2024-02-05 06:08:53.951 GMT [1680576] LOG:  all server processes terminated;
reinitializing
2024-02-05 06:08:54.475 GMT [2627879] LOG:  database system was interrupted;
last known up at 2024-02-04 23:05:12 GMT
2024-02-05 06:08:54.506 GMT [2627879] LOG:  database system was not properly
shut down; automatic recovery in progress
2024-02-05 06:08:54.506 GMT [2627879] LOG:  redo starts at 17/B72551A0
2024-02-05 06:08:54.506 GMT [2627879] LOG:  invalid record length at
17/B7255288: wanted 24, got 0
2024-02-05 06:08:54.506 GMT [2627879] LOG:  redo done at 17/B7255250 system
usage: CPU: user: 0.00 s, system: 0.00 s, elapsed: 0.00 s
2024-02-05 06:08:54.577 GMT [1680576] LOG:  database system is ready to
accept connections
2024-02-05 06:14:55.063 GMT [1680576] LOG:  received fast shutdown request
2024-02-05 06:14:55.064 GMT [1680576] LOG:  aborting any active
transactions
2024-02-05 06:14:55.065 GMT [1680576] LOG:  background worker "logical
replication launcher" (PID 2627885) exited with exit code 1
2024-02-05 06:14:55.079 GMT [2627880] LOG:  shutting down
2024-02-05 06:14:55.208 GMT [1680576] LOG:  database system is shut down


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