sql_mode makes MDEV-371 virtual column expressions nondeterministic

CREATE TABLE t2 (a INT,b CHAR(20)) ENGINE=InnoDB;

CREATE UNIQUE INDEX bi USING HASH ON t2 (b);

INSERT INTO t2 VALUES (0,0);

SET sql_mode='pad_char_to_full_length';

DELETE FROM t2;

mysqld: /test/10.9_dbg/storage/innobase/row/row0upd.cc:2050: dberr_t row_upd_sec_index_entry(upd_node_t*, que_thr_t*): Assertion `0' failed.

Core was generated by `/test/MD160322-mariadb-10.9.0-linux-x86_64-dbg/bin/mysqld --no-defaults --core-'.

Program terminated with signal SIGABRT, Aborted.

#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50

[Current thread is 1 (Thread 0x14e7141a1700 (LWP 1362604))]

(gdb) bt

#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50

#1  0x000014e732c56859 in __GI_abort () at abort.c:79

#2  0x000014e732c56729 in __assert_fail_base (fmt=0x14e732dec588 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=0x55d261ff41e7 "0", file=0x55d2620e2380 "/test/10.9_dbg/storage/innobase/row/row0upd.cc", line=2050, function=<optimized out>) at assert.c:92

#3  0x000014e732c68006 in __GI___assert_fail (assertion=assertion@entry=0x55d261ff41e7 "0", file=file@entry=0x55d2620e2380 "/test/10.9_dbg/storage/innobase/row/row0upd.cc", line=line@entry=2050, function=function@entry=0x55d2620e3768 "dberr_t row_upd_sec_index_entry(upd_node_t*, que_thr_t*)") at assert.c:101

#4  0x000055d261a03866 in row_upd_sec_index_entry (node=node@entry=0x14e6c003b0a0, thr=thr@entry=0x14e6c0082de8) at /test/10.9_dbg/storage/innobase/row/row0upd.cc:2050

#5  0x000055d261a0463e in row_upd_sec_step (thr=0x14e6c0082de8, node=0x14e6c003b0a0) at /test/10.9_dbg/storage/innobase/row/row0upd.cc:2199

#6  row_upd (thr=0x14e6c0082de8, node=0x14e6c003b0a0) at /test/10.9_dbg/storage/innobase/row/row0upd.cc:2936

#7  row_upd_step (thr=thr@entry=0x14e6c0082de8) at /test/10.9_dbg/storage/innobase/row/row0upd.cc:3051

#8  0x000055d2619ab359 in row_update_for_mysql (prebuilt=0x14e6c003a5f8) at /test/10.9_dbg/storage/innobase/row/row0mysql.cc:1700

#9  0x000055d261813944 in ha_innobase::delete_row (this=0x14e6c0039900, record=0x14e6c0039478 <incomplete sequence \361>) at /test/10.9_dbg/storage/innobase/handler/ha_innodb.cc:8673

#10 0x000055d26147e176 in handler::ha_delete_row (this=0x14e6c0039900, buf=0x14e6c0039478 <incomplete sequence \361>) at /test/10.9_dbg/sql/handler.cc:7659

#11 0x000055d261105afd in TABLE::delete_row (this=0x14e6c00293f8) at /test/10.9_dbg/sql/sql_delete.cc:281

#12 0x000055d261103a6d in mysql_delete (thd=thd@entry=0x14e6c0000db8, table_list=0x14e6c0013ea0, conds=<optimized out>, order_list=order_list@entry=0x14e6c0005ca8, limit=18446744073709551615, options=<optimized out>, result=<optimized out>) at /test/10.9_dbg/sql/sql_delete.cc:834

#13 0x000055d261166589 in mysql_execute_command (thd=thd@entry=0x14e6c0000db8, is_called_from_prepared_stmt=is_called_from_prepared_stmt@entry=false) at /test/10.9_dbg/sql/sql_limit.h:85

#14 0x000055d261150437 in mysql_parse (thd=thd@entry=0x14e6c0000db8, rawbuf=<optimized out>, length=<optimized out>, parser_state=parser_state@entry=0x14e7141a0400) at /test/10.9_dbg/sql/sql_parse.cc:8027

#15 0x000055d26115f0d3 in dispatch_command (command=command@entry=COM_QUERY, thd=thd@entry=0x14e6c0000db8, packet=packet@entry=0x14e6c000b889 "DELETE FROM t2", packet_length=packet_length@entry=14, blocking=blocking@entry=true) at /test/10.9_dbg/sql/sql_class.h:1362

#16 0x000055d26116251a in do_command (thd=0x14e6c0000db8, blocking=blocking@entry=true) at /test/10.9_dbg/sql/sql_parse.cc:1402

#17 0x000055d2612dd228 in do_handle_one_connection (connect=<optimized out>, connect@entry=0x55d263c49738, put_in_cache=put_in_cache@entry=true) at /test/10.9_dbg/sql/sql_connect.cc:1418

#18 0x000055d2612dd82d in handle_one_connection (arg=arg@entry=0x55d263c49738) at /test/10.9_dbg/sql/sql_connect.cc:1312

#19 0x000055d261763f23 in pfs_spawn_thread (arg=0x55d263b5d568) at /test/10.9_dbg/storage/perfschema/pfs.cc:2201

#20 0x000014e733167609 in start_thread (arg=<optimized out>) at pthread_create.c:477

#21 0x000014e732d53163 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Version: '10.5.16-MariaDB-debug'  socket: '/test/MD160322-mariadb-10.5.16-linux-x86_64-dbg/socket.sock'  port: 10507  MariaDB Server

2022-03-29 16:55:25 4 [ERROR] InnoDB: Record in index `bi` of table `test`.`t2` was not found on update: TUPLE (info_bits=0, 2 fields): {[8]   e    (0x0000016500000A95),[6]      (0x000000000200)} at: COMPACT RECORD(info_bits=0, 2 fields): {[8]        (0x00000104000002C4),[6]      (0x000000000200)}

mysqld: /test/10.5_dbg/storage/innobase/row/row0upd.cc:2114: dberr_t row_upd_sec_index_entry(upd_node_t*, que_thr_t*): Assertion `0' failed.

Version: '10.4.25-MariaDB'  socket: '/test/MD160322-mariadb-10.4.25-linux-x86_64-opt/socket.sock'  port: 10365  MariaDB Server

2022-03-29 17:12:35 9 [ERROR] InnoDB: Record in index `bi` of table `test`.`t2` was not found on update: TUPLE (info_bits=0, 2 fields): {[8]   e    (0x0000016500000A95),[6]      (0x000000000200)} at: COMPACT RECORD(info_bits=0, 2 fields): {[8]        (0x00000104000002C4),[6]      (0x000000000200)}

2022-03-29 17:12:38 0 [Note] /test/MD160322-mariadb-10.4.25-linux-x86_64-opt/bin/mysqld (initiated by: root[root] @ localhost []): Normal shutdown

2022-03-29 17:15:46 0 [Note] /test/MD160322-mariadb-10.9.0-linux-x86_64-opt/bin/mysqld: ready for connections.

Version: '10.9.0-MariaDB'  socket: '/test/MD160322-mariadb-10.9.0-linux-x86_64-opt/socket.sock'  port: 10640  MariaDB Server

2022-03-29 17:16:02 4 [ERROR] InnoDB: Record in index `bi` of table `test`.`t2` was not found on update: TUPLE (info_bits=0, 2 fields): {[8]   e    (0x0000016500000A95),[6]      (0x000000000200)} at: COMPACT RECORD(info_bits=0, 2 fields): {[8]        (0x00000104000002C4),[6]      (0x000000000200)}