MDEV-21998: Server crashes in st_select_lex::add_table_to_list upon m…

…ix of KILL and sequences Continue support the hack of current select equal builtin select if selects stack is empty even after subselects.
MariaDB · Jul 28, 2020 · c6eb21c · c6eb21c
1 parent fd9ca2a
commit c6eb21c
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Showing 14 changed files with 67 additions and 44 deletions.
diff --git a/mysql-test/main/parser.result b/mysql-test/main/parser.result
@@ -1893,4 +1893,12 @@ i
 1
 i
 2
+#
+# MDEV-21998: Server crashes in st_select_lex::add_table_to_list
+# upon mix of KILL and sequences
+#
+KILL ( SELECT 1 ) + LASTVAL(s);
+ERROR 42000: KILL does not support subqueries or stored functions
+KILL LASTVAL(s);
+ERROR 42000: KILL does not support subqueries or stored functions
 # End of 10.4 tests
diff --git a/mysql-test/main/parser.test b/mysql-test/main/parser.test
@@ -1677,6 +1677,14 @@ $$
 
 DELIMITER ;$$
 
+--echo #
+--echo # MDEV-21998: Server crashes in st_select_lex::add_table_to_list
+--echo # upon mix of KILL and sequences
+--echo #
 
+--error ER_SUBQUERIES_NOT_SUPPORTED
+KILL ( SELECT 1 ) + LASTVAL(s);
+--error ER_SUBQUERIES_NOT_SUPPORTED
+KILL LASTVAL(s);
 
 --echo # End of 10.4 tests
diff --git a/mysql-test/main/signal.result b/mysql-test/main/signal.result
@@ -2285,13 +2285,13 @@ begin
 DECLARE foo CONDITION FOR SQLSTATE '12345';
 SIGNAL foo SET MYSQL_ERRNO = `65`; /* illegal */
 end $$
-ERROR 42S22: Unknown column '65' in 'field list'
+ERROR 42000: Undeclared variable: 65
 create procedure test_signal()
 begin
 DECLARE foo CONDITION FOR SQLSTATE '12345';
 SIGNAL foo SET MYSQL_ERRNO = `A`; /* illegal */
 end $$
-ERROR 42S22: Unknown column 'A' in 'field list'
+ERROR 42000: Undeclared variable: A
 create procedure test_signal()
 begin
 DECLARE foo CONDITION FOR SQLSTATE '12345';
@@ -2342,7 +2342,7 @@ DECLARE foo CONDITION FOR SQLSTATE '12345';
 SIGNAL foo SET MYSQL_ERRNO = 1000,
 MESSAGE_TEXT = `Hello`;
 end $$
-ERROR 42S22: Unknown column 'Hello' in 'field list'
+ERROR 42000: Undeclared variable: Hello
 create procedure test_signal()
 begin
 DECLARE foo CONDITION FOR SQLSTATE '12345';

diff --git a/mysql-test/main/signal.test b/mysql-test/main/signal.test
@@ -2546,15 +2546,15 @@ end $$
 call test_signal $$
 drop procedure test_signal $$
 
--- error ER_BAD_FIELD_ERROR
+-- error ER_SP_UNDECLARED_VAR
 create procedure test_signal()
 begin
   DECLARE foo CONDITION FOR SQLSTATE '12345';
   SIGNAL foo SET MYSQL_ERRNO = `65`; /* illegal */
 end $$
 
 
--- error ER_BAD_FIELD_ERROR
+-- error ER_SP_UNDECLARED_VAR
 create procedure test_signal()
 begin
   DECLARE foo CONDITION FOR SQLSTATE '12345';
@@ -2616,7 +2616,7 @@ end $$
 call test_signal $$
 drop procedure test_signal $$
 
--- error ER_BAD_FIELD_ERROR
+-- error ER_SP_UNDECLARED_VAR
 create procedure test_signal()
 begin
   DECLARE foo CONDITION FOR SQLSTATE '12345';

diff --git a/mysql-test/main/sp-error.result b/mysql-test/main/sp-error.result
@@ -454,7 +454,7 @@ else
 set b = a;
 end if;
 end|
-ERROR 42S22: Unknown column 'aa' in 'field list'
+ERROR 42000: Undeclared variable: aa
 create procedure bug4344() drop procedure bug4344|
 ERROR HY000: Can't drop or alter a PROCEDURE from within another stored routine
 create procedure bug4344() drop function bug4344|
@@ -1069,7 +1069,7 @@ IF bug13037_foo THEN
 SELECT 1;
 END IF;
 END|
-ERROR 42S22: Unknown column 'bug13037_foo' in 'field list'
+ERROR 42000: Undeclared variable: bug13037_foo
 CREATE PROCEDURE bug13037_p2()
 BEGIN
 SET @bug13037_foo = bug13037_bar;

diff --git a/mysql-test/main/sp-error.test b/mysql-test/main/sp-error.test
@@ -615,7 +615,7 @@ call bug2653_1(1, @b)|
 
 drop procedure bug2653_1|
 
---error ER_BAD_FIELD_ERROR
+--error ER_SP_UNDECLARED_VAR
 create procedure bug2653_2(a int, out b int)
 begin
   if aa < 0 then
@@ -1508,7 +1508,7 @@ DROP PROCEDURE IF EXISTS bug13037_p3;
 
 delimiter |;
 
---error ER_BAD_FIELD_ERROR
+--error ER_SP_UNDECLARED_VAR
 CREATE PROCEDURE bug13037_p1()
 BEGIN
   IF bug13037_foo THEN

diff --git a/mysql-test/main/sp.result b/mysql-test/main/sp.result
@@ -4186,7 +4186,7 @@ select v, isnull(v);
 end if;
 end;
 end|
-ERROR 42S22: Unknown column 'undefined_var' in 'field list'
+ERROR 42000: Undeclared variable: undefined_var
 create procedure bug14643_2()
 begin
 declare continue handler for sqlexception select 'boo' as 'Handler';
@@ -4198,7 +4198,7 @@ select 2;
 end case;
 select undefined_var;
 end|
-ERROR 42S22: Unknown column 'undefined_var' in 'field list'
+ERROR 42000: Undeclared variable: undefined_var
 drop procedure if exists bug14304|
 drop table if exists t3, t4|
 create table t3(a int primary key auto_increment)|
@@ -4228,7 +4228,7 @@ create procedure bug14376()
 begin
 declare x int default x;
 end|
-ERROR 42S22: Unknown column 'x' in 'field list'
+ERROR 42000: Undeclared variable: x
 create procedure bug14376()
 begin
 declare x int default 42;
@@ -4483,7 +4483,7 @@ select 'no' as 'v';
 end if;
 select 'done' as 'End';
 end|
-ERROR 42S22: Unknown column 'v' in 'field list'
+ERROR 42000: Undeclared variable: v
 create procedure bug14498_2()
 begin
 declare continue handler for sqlexception select 'error' as 'Handler';
@@ -4492,7 +4492,7 @@ select 'yes' as 'v';
 end while;
 select 'done' as 'End';
 end|
-ERROR 42S22: Unknown column 'v' in 'field list'
+ERROR 42000: Undeclared variable: v
 create procedure bug14498_3()
 begin
 declare continue handler for sqlexception select 'error' as 'Handler';
@@ -4501,7 +4501,7 @@ select 'maybe' as 'v';
 until v end repeat;
 select 'done' as 'End';
 end|
-ERROR 42S22: Unknown column 'v' in 'field list'
+ERROR 42000: Undeclared variable: v
 create procedure bug14498_4()
 begin
 declare continue handler for sqlexception select 'error' as 'Handler';
@@ -4515,7 +4515,7 @@ select '?' as 'v';
 end case;
 select 'done' as 'End';
 end|
-ERROR 42S22: Unknown column 'v' in 'field list'
+ERROR 42000: Undeclared variable: v
 create procedure bug14498_5()
 begin
 declare continue handler for sqlexception select 'error' as 'Handler';
@@ -4529,7 +4529,7 @@ select '?' as 'v';
 end case;
 select 'done' as 'End';
 end|
-ERROR 42S22: Unknown column 'v' in 'field list'
+ERROR 42000: Undeclared variable: v
 drop table if exists t3|
 drop procedure if exists bug15231_1|
 drop procedure if exists bug15231_2|
@@ -8403,7 +8403,7 @@ DECLARE name VARCHAR(10);
 SET name="hello";
 call p1(name2);
 END|
-ERROR 42S22: Unknown column 'name2' in 'field list'
+ERROR 42000: Undeclared variable: name2
 call p2();
 a
 hello

diff --git a/mysql-test/main/sp.test b/mysql-test/main/sp.test
@@ -5046,7 +5046,7 @@ drop procedure if exists bug14643_1|
 drop procedure if exists bug14643_2|
 --enable_warnings
 
---error ER_BAD_FIELD_ERROR
+--error ER_SP_UNDECLARED_VAR
 create procedure bug14643_1()
 begin
   declare continue handler for sqlexception select 'boo' as 'Handler';
@@ -5062,7 +5062,7 @@ begin
   end;
 end|
 
---error ER_BAD_FIELD_ERROR
+--error ER_SP_UNDECLARED_VAR
 create procedure bug14643_2()
 begin
   declare continue handler for sqlexception select 'boo' as 'Handler';
@@ -5117,7 +5117,7 @@ drop table t3, t4|
 drop procedure if exists bug14376|
 --enable_warnings
 
---error ER_BAD_FIELD_ERROR
+--error ER_SP_UNDECLARED_VAR
 create procedure bug14376()
 begin
   declare x int default x;
@@ -5344,7 +5344,7 @@ drop procedure if exists bug14498_4|
 drop procedure if exists bug14498_5|
 --enable_warnings
 
---error ER_BAD_FIELD_ERROR
+--error ER_SP_UNDECLARED_VAR
 create procedure bug14498_1()
 begin
   declare continue handler for sqlexception select 'error' as 'Handler';
@@ -5357,7 +5357,7 @@ begin
   select 'done' as 'End';
 end|
 
---error ER_BAD_FIELD_ERROR
+--error ER_SP_UNDECLARED_VAR
 create procedure bug14498_2()
 begin
   declare continue handler for sqlexception select 'error' as 'Handler';
@@ -5368,7 +5368,7 @@ begin
   select 'done' as 'End';
 end|
 
---error ER_BAD_FIELD_ERROR
+--error ER_SP_UNDECLARED_VAR
 create procedure bug14498_3()
 begin
   declare continue handler for sqlexception select 'error' as 'Handler';
@@ -5379,7 +5379,7 @@ begin
   select 'done' as 'End';
 end|
 
---error ER_BAD_FIELD_ERROR
+--error ER_SP_UNDECLARED_VAR
 create procedure bug14498_4()
 begin
   declare continue handler for sqlexception select 'error' as 'Handler';
@@ -5395,7 +5395,7 @@ begin
   select 'done' as 'End';
 end|
 
---error ER_BAD_FIELD_ERROR
+--error ER_SP_UNDECLARED_VAR
 create procedure bug14498_5()
 begin
   declare continue handler for sqlexception select 'error' as 'Handler';
@@ -9931,7 +9931,7 @@ BEGIN
   call p1(name);
 END|
 
---error ER_BAD_FIELD_ERROR
+--error ER_SP_UNDECLARED_VAR
 CREATE OR REPLACE PROCEDURE p3 ()
 BEGIN
   DECLARE name VARCHAR(10);

diff --git a/mysql-test/suite/compat/oracle/r/sp-cursor-rowtype.result b/mysql-test/suite/compat/oracle/r/sp-cursor-rowtype.result
@@ -1045,7 +1045,7 @@ NULL;
 END LOOP;
 END;
 $$
-ERROR 42000: Undefined CURSOR: c2
+ERROR 42000: Undeclared variable: c2
 # Make sure "rec" shadows other declarations outside the loop
 CREATE TABLE t1 (a INT, b VARCHAR(10));
 INSERT INTO t1 VALUES (10, 'b0');

diff --git a/mysql-test/suite/compat/oracle/r/sp.result b/mysql-test/suite/compat/oracle/r/sp.result
@@ -1019,7 +1019,7 @@ LOOP
 EXIT WHEN unknown_ident IS NULL;
 END LOOP;
 END$$
-ERROR 42S22: Unknown column 'unknown_ident' in 'field list'
+ERROR 42000: Undeclared variable: unknown_ident
 CREATE PROCEDURE p1
 AS
 BEGIN
@@ -1028,15 +1028,15 @@ LOOP
 EXIT label WHEN unknown_ident IS NULL;
 END LOOP;
 END$$
-ERROR 42S22: Unknown column 'unknown_ident' in 'field list'
+ERROR 42000: Undeclared variable: unknown_ident
 CREATE PROCEDURE p1
 AS
 BEGIN
 LOOP
 CONTINUE WHEN unknown_ident IS NULL;
 END LOOP;
 END$$
-ERROR 42S22: Unknown column 'unknown_ident' in 'field list'
+ERROR 42000: Undeclared variable: unknown_ident
 CREATE PROCEDURE p1
 AS
 BEGIN
@@ -1045,7 +1045,7 @@ LOOP
 CONTINUE label WHEN unknown_ident IS NULL;
 END LOOP;
 END$$
-ERROR 42S22: Unknown column 'unknown_ident' in 'field list'
+ERROR 42000: Undeclared variable: unknown_ident
 #
 # MDEV-10583 sql_mode=ORACLE: SQL%ROWCOUNT
 #

diff --git a/mysql-test/suite/compat/oracle/t/sp-cursor-rowtype.test b/mysql-test/suite/compat/oracle/t/sp-cursor-rowtype.test
@@ -1128,7 +1128,7 @@ DELIMITER ;$$
 --echo # IN followed by an unknown cursor name
 
 DELIMITER $$;
---error ER_SP_CURSOR_MISMATCH
+--error ER_SP_UNDECLARED_VAR
 CREATE PROCEDURE p1 AS
   CURSOR c1 IS SELECT 'test' AS a FROM DUAL;
 BEGIN

diff --git a/mysql-test/suite/compat/oracle/t/sp.test b/mysql-test/suite/compat/oracle/t/sp.test
@@ -1094,7 +1094,7 @@ DROP FUNCTION f1;
 --echo #
 
 DELIMITER $$;
---error ER_BAD_FIELD_ERROR
+--error ER_SP_UNDECLARED_VAR
 CREATE PROCEDURE p1
 AS
 BEGIN
@@ -1106,7 +1106,7 @@ DELIMITER ;$$
 
 
 DELIMITER $$;
---error ER_BAD_FIELD_ERROR
+--error ER_SP_UNDECLARED_VAR
 CREATE PROCEDURE p1
 AS
 BEGIN
@@ -1119,7 +1119,7 @@ DELIMITER ;$$
 
 
 DELIMITER $$;
---error ER_BAD_FIELD_ERROR
+--error ER_SP_UNDECLARED_VAR
 CREATE PROCEDURE p1
 AS
 BEGIN
@@ -1131,7 +1131,7 @@ DELIMITER ;$$
 
 
 DELIMITER $$;
---error ER_BAD_FIELD_ERROR
+--error ER_SP_UNDECLARED_VAR
 CREATE PROCEDURE p1
 AS
 BEGIN