--source include/have_innodb.inc

CREATE TABLE t1 (a INT, UNIQUE ind USING HASH (a)) ENGINE=InnoDB;

ALTER TABLE t1 CHANGE COLUMN IF EXISTS b a INT;

# Cleanup

DROP TABLE t1;

2019-03-03  1:59:12 9 [ERROR] InnoDB: No matching column for `DB_ROW_HASH_1` in index `ind` of table `test`.`t1`

190303  1:59:12 [ERROR] mysqld got signal 11 ;

#3  <signal handler called>

#4  0x0000563fefefc41e in ha_innobase::commit_inplace_alter_table (this=0x7fbb6414fd98, altered_table=0x7fbb641539e0, ha_alter_info=0x7fbbbc09a900, commit=true) at /data/src/10.4/storage/innobase/handler/handler0alter.cc:11131

#5  0x0000563fefb77e9a in handler::ha_commit_inplace_alter_table (this=0x7fbb6414fd98, altered_table=0x7fbb641539e0, ha_alter_info=0x7fbbbc09a900, commit=true) at /data/src/10.4/sql/handler.cc:4677

#6  0x0000563fef90e63b in mysql_inplace_alter_table (thd=0x7fbb64000b00, table_list=0x7fbb640155b0, table=0x7fbb6400c960, altered_table=0x7fbb641539e0, ha_alter_info=0x7fbbbc09a900, inplace_supported=HA_ALTER_INPLACE_INSTANT, target_mdl_request=0x7fbbbc09ab30, alter_ctx=0x7fbbbc09b0e0) at /data/src/10.4/sql/sql_table.cc:7695

#7  0x0000563fef914caf in mysql_alter_table (thd=0x7fbb64000b00, new_db=0x7fbb64005290, new_name=0x7fbb64005690, create_info=0x7fbbbc09bcd0, table_list=0x7fbb640155b0, alter_info=0x7fbbbc09bc10, order_num=0, order=0x0, ignore=false) at /data/src/10.4/sql/sql_table.cc:9922

#8  0x0000563fef9a30ee in Sql_cmd_alter_table::execute (this=0x7fbb64015d88, thd=0x7fbb64000b00) at /data/src/10.4/sql/sql_alter.cc:499

#9  0x0000563fef83448e in mysql_execute_command (thd=0x7fbb64000b00) at /data/src/10.4/sql/sql_parse.cc:6346

#10 0x0000563fef839636 in mysql_parse (thd=0x7fbb64000b00, rawbuf=0x7fbb640154a8 "ALTER TABLE t1 CHANGE COLUMN IF EXISTS b a INT", length=46, parser_state=0x7fbbbc09d180, is_com_multi=false, is_next_command=false) at /data/src/10.4/sql/sql_parse.cc:8157

#11 0x0000563fef824d24 in dispatch_command (command=COM_QUERY, thd=0x7fbb64000b00, packet=0x7fbb64139fd1 "ALTER TABLE t1 CHANGE COLUMN IF EXISTS b a INT", packet_length=46, is_com_multi=false, is_next_command=false) at /data/src/10.4/sql/sql_parse.cc:1829

#12 0x0000563fef8234f8 in do_command (thd=0x7fbb64000b00) at /data/src/10.4/sql/sql_parse.cc:1358

#13 0x0000563fef99d003 in do_handle_one_connection (connect=0x563ff30a4d10) at /data/src/10.4/sql/sql_connect.cc:1399

#14 0x0000563fef99cd74 in handle_one_connection (arg=0x563ff30a4d10) at /data/src/10.4/sql/sql_connect.cc:1302

#15 0x0000563fefe93d17 in pfs_spawn_thread (arg=0x563ff30eab80) at /data/src/10.4/storage/perfschema/pfs.cc:1862

#16 0x00007fbbc33f9494 in start_thread (arg=0x7fbbbc09e700) at pthread_create.c:333

#17 0x00007fbbc17df93f in clone () from /lib/x86_64-linux-gnu/libc.so.6