Details
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Bug
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Status: Closed (View Workflow)
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Major
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Resolution: Duplicate
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12.3.2
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None
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Not for Release Notes
Description
~~~sql
SELECT TABLE_NAME FROM INFORMATION_SCHEMA . TABLES WHERE TABLE_SCHEMA = DATABASE ( ) AND ST_ASTEXT ( ST_ENVELOPE ( ST_GEOMFROMTEXT ( 'MULTIPOLYGON(((0 0,5 5)),((10 10)))' ) ) ) AND extractvalue ( '<a>A<b>B1</b><b>B2</b></a>' , '/a/b[count(.)=1]' ) IN ( SELECT * FROM ( SELECT 1 AS x UNION SELECT 2 UNION SELECT 3 UNION SELECT 'LINESTRING(0 0,-0.00 0)' ) AS x GROUP BY x HAVING NOT ( NULL AND x ) ) ORDER BY 1 ;
~~~
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- Expected result
The server should either execute the query or return a normal SQL error without crashing.
- Expected result
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- Actual result
The fuzzing run observed a server crash. The deduplicated stack signature is:
~~~
stack:ZN13Item_func_not10fix_fieldsEP3THDPP4Item|_ZN13st_select_lex31pushdown_from_having_into_whereEP3THDP4Item|_ZN4JOIN14optimize_innerEv|_ZN4JOIN8optimizeEv|_ZN17Item_in_subselect8optimizeEPdS0|_Z21setup_jtbm_semi_joinsP4JOINP4ListI10TABLE_LISTERS1_I4ItemE|_Z12mysql_selectP3THDP10TABLE_LISTR4ListI4ItemEPS4_jP8st_orderS9_S7_S9_yP13select_resultP18st_select_lex_unitP13st_select_lex|_Z13handle_selectP3THDP3LEXP13select_resulty
~~~
- Actual result
Attachments
Issue Links
- duplicates
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MDEV-39863 Crash in Item_func_not::fix_fields on HAVING (NOT a) AND TRUE
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- Closed
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