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From: PG Bug reporting form <noreply@postgresql.org>
To: pgsql-bugs@lists.postgresql.org
Cc: cyg0810@gmail.com
Subject: BUG #17067: FailedAssertion at castNodeImpl
Date: Mon, 21 Jun 2021 03:11:16 +0000
Message-ID: <17067-665d50fa321f79e0@postgresql.org> (raw)

The following bug has been logged on the website:

Bug reference:      17067
Logged by:          yaoguang chen
Email address:      cyg0810@gmail.com
PostgreSQL version: 14beta1
Operating system:   Linux supersix 5.4.0-39-generic #43-Ubuntu SMP Fri
Description:        

run the following sql command through client and the PostgreSQL database
process will crash:

CREATE TABLE v0 ( v1 FLOAT NOT NULL PRIMARY KEY ) ;
WITH v1 AS ( DELETE FROM v0 WHERE v1 <= - - - 9 RETURNING * ) INSERT INTO v0
VALUES ( - - - - - - 95 ) ;
SELECT v1 FROM ( SELECT * FROM v0 UNION ALL SELECT * FROM v0 GROUP BY
DISTINCT ROLLUP ( v1 , v1 ) , ROLLUP ( v1 , USER ) , GROUPING SETS ( ROW ( )
, ( v1 ) ) , ROLLUP ( v1 < - - 61 AND v1 IN ( -2147483648 , - 94 ) , v1 ) )
v1 ORDER BY ( v1 + - - -1 ) , ( v1 + - - v1 IN ( SELECT v1 FALSE FROM (
SELECT FROM v0 GROUP BY v1 ) PRECISION ) ) ;


log detail:

2021-06-21 10:45:03.577 CST [2780861] HINT:  Future log output will go to
log destination "csvlog".
TRAP: FailedAssertion("ptr == NULL || nodeTag(ptr) == type", File:
"/home/supersix/fuzz/security/PostgreSQL/postgres/build/../src/include/nodes/nodes.h",
Line: 603, PID: 2780889)
postgres: supersix template1 [local]
SELECT(ExceptionalCondition+0xbb)[0x560474d5104b]
postgres: supersix template1 [local] SELECT(+0x2e5bfb)[0x5604746acbfb]
postgres: supersix template1 [local]
SELECT(parseCheckAggregates+0xae)[0x5604746aeaae]
postgres: supersix template1 [local] SELECT(+0x2be52d)[0x56047468552d]
postgres: supersix template1 [local]
SELECT(transformStmt+0x1ab3)[0x560474687163]
postgres: supersix template1 [local] SELECT(+0x2c2f59)[0x560474689f59]
postgres: supersix template1 [local] SELECT(+0x2c326f)[0x56047468a26f]
postgres: supersix template1 [local]
SELECT(transformStmt+0x1cc3)[0x560474687373]
postgres: supersix template1 [local]
SELECT(parse_sub_analyze+0x3f)[0x56047468880f]
postgres: supersix template1 [local] SELECT(+0x2eb7d7)[0x5604746b27d7]
postgres: supersix template1 [local]
SELECT(transformFromClause+0x8d)[0x5604746b4f6d]
postgres: supersix template1 [local] SELECT(+0x2be27d)[0x56047468527d]
postgres: supersix template1 [local]
SELECT(transformStmt+0x1ab3)[0x560474687163]
postgres: supersix template1 [local]
SELECT(parse_analyze+0x7c)[0x560474688a0c]
postgres: supersix template1 [local] SELECT(+0x735a0d)[0x560474afca0d]
postgres: supersix template1 [local]
SELECT(PostgresMain+0x1ae7)[0x560474afeda7]
postgres: supersix template1 [local] SELECT(+0x61676f)[0x5604749dd76f]
postgres: supersix template1 [local]
SELECT(PostmasterMain+0x1182)[0x5604749e06c2]
postgres: supersix template1 [local] SELECT(main+0x533)[0x560474490133]
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf3)[0x7ffb088d00b3]
postgres: supersix template1 [local] SELECT(_start+0x2e)[0x56047449028e]



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