--source include/have_innodb.inc

CREATE TABLE t1 (c VARCHAR(64)) ENGINE=InnoDB;

INSERT INTO t1 VALUES  ('foo'),('bar');

CREATE TABLE t2 ENGINE = InnoDB AS SELECT * FROM t1;

CREATE TABLE t3 ENGINE = InnoDB AS SELECT * FROM t1;

--send

ALTER TABLE t2 ADD UNIQUE (c);

--connect (con2,127.0.0.1,root,,test)

--error 0,ER_DUP_ENTRY

INSERT INTO t2 SELECT * FROM t1;

ALTER TABLE t3 ADD FOREIGN KEY (c) REFERENCES t2 (c);

# Cleanup

--disconnect con2

--connection default

--error 0,ER_DUP_ENTRY

--reap

DROP TABLE t3, t2, t1;

2017-06-29 03:38:52 7f0cf2866700  InnoDB: Assertion failure in thread 139693585229568 in file lock0lock.cc line 6460

InnoDB: Failing assertion: !dict_index_is_online_ddl(index)

InnoDB: We intentionally generate a memory trap.

InnoDB: Submit a detailed bug report to http://bugs.mysql.com.

InnoDB: If you get repeated assertion failures or crashes, even

InnoDB: immediately after the mysqld startup, there may be

InnoDB: corruption in the InnoDB tablespace. Please refer to

InnoDB: http://dev.mysql.com/doc/refman/5.6/en/forcing-innodb-recovery.html

InnoDB: about forcing recovery.

170629  3:38:52 [ERROR] mysqld got signal 6 ;

#5  0x00007f0cf05833fa in abort () from /lib/x86_64-linux-gnu/libc.so.6

#6  0x00007f0ce8fa07b7 in lock_sec_rec_read_check_and_lock (flags=0, block=0x7f0ce85bf980, rec=0x7f0ce88c408f "foo", index=0x7f0cdc7538f8, offsets=0x7f0cf2861610, mode=LOCK_S, gap_mode=1024, thr=0x7f0cdc88f390) at /data/src/10.0/storage/innobase/lock/lock0lock.cc:6460

#7  0x00007f0ce901e706 in row_ins_set_shared_rec_lock (type=1024, block=0x7f0ce85bf980, rec=0x7f0ce88c408f "foo", index=0x7f0cdc7538f8, offsets=0x7f0cf2861610, thr=0x7f0cdc88f390) at /data/src/10.0/storage/innobase/row/row0ins.cc:1366

#8  0x00007f0ce901ee33 in row_ins_check_foreign_constraint (check_ref=1, foreign=0x7f0cdc8c0418, table=0x7f0cdc8dd0f8, entry=0x7f0cdc8dd690, thr=0x7f0cdc88f390) at /data/src/10.0/storage/innobase/row/row0ins.cc:1605

#9  0x00007f0ce901f325 in row_ins_check_foreign_constraints (table=0x7f0cdc8dd0f8, index=0x7f0cdc8ddd78, entry=0x7f0cdc8dd690, thr=0x7f0cdc88f390) at /data/src/10.0/storage/innobase/row/row0ins.cc:1817

#10 0x00007f0ce90215fd in row_ins_sec_index_entry (index=0x7f0cdc8ddd78, entry=0x7f0cdc8dd690, thr=0x7f0cdc88f390) at /data/src/10.0/storage/innobase/row/row0ins.cc:2922

#11 0x00007f0ce90217d1 in row_ins_index_entry (index=0x7f0cdc8ddd78, entry=0x7f0cdc8dd690, thr=0x7f0cdc88f390) at /data/src/10.0/storage/innobase/row/row0ins.cc:2978

#12 0x00007f0ce9021a7b in row_ins_index_entry_step (node=0x7f0cdc88f130, thr=0x7f0cdc88f390) at /data/src/10.0/storage/innobase/row/row0ins.cc:3053

#13 0x00007f0ce9021d8e in row_ins (node=0x7f0cdc88f130, thr=0x7f0cdc88f390) at /data/src/10.0/storage/innobase/row/row0ins.cc:3193

#14 0x00007f0ce90220f5 in row_ins_step (thr=0x7f0cdc88f390) at /data/src/10.0/storage/innobase/row/row0ins.cc:3318

#15 0x00007f0ce9037ae9 in row_insert_for_mysql (mysql_rec=0x7f0cdc8c5088 "\376\003foo", prebuilt=0x7f0cdc88ec78) at /data/src/10.0/storage/innobase/row/row0mysql.cc:1367

#16 0x00007f0ce8f466b2 in ha_innodb::write_row (this=0x7f0cdc86b888, record=0x7f0cdc8c5088 "\376\003foo") at /data/src/10.0/storage/innobase/handler/ha_innodb.cc:7257

#17 0x0000000000843fbb in handler::ha_write_row (this=0x7f0cdc86b888, buf=0x7f0cdc8c5088 "\376\003foo") at /data/src/10.0/sql/handler.cc:6015

#18 0x00000000007055e0 in copy_data_between_tables (thd=0x7f0ce4b6f070, from=0x7f0cdc49fc70, to=0x7f0cdc8f1070, create=..., ignore=false, order_num=0, order=0x0, copied=0x7f0cf2864340, deleted=0x7f0cf2864338, keys_onoff=Alter_info::LEAVE_AS_IS, alter_ctx=0x7f0cf2863850) at /data/src/10.0/sql/sql_table.cc:9538

#19 0x0000000000703db8 in mysql_alter_table (thd=0x7f0ce4b6f070, new_db=0x7f0cdc822780 "test", new_name=0x0, create_info=0x7f0cf28644f0, table_list=0x7f0cdc8221a0, alter_info=0x7f0cf2864460, order_num=0, order=0x0, ignore=false) at /data/src/10.0/sql/sql_table.cc:9026

#20 0x000000000076baaf in Sql_cmd_alter_table::execute (this=0x7f0cdc822980, thd=0x7f0ce4b6f070) at /data/src/10.0/sql/sql_alter.cc:312

#21 0x00000000006529d3 in mysql_execute_command (thd=0x7f0ce4b6f070) at /data/src/10.0/sql/sql_parse.cc:5124

#22 0x0000000000655e0a in mysql_parse (thd=0x7f0ce4b6f070, rawbuf=0x7f0cdc822088 "ALTER TABLE t3 ADD FOREIGN KEY (c) REFERENCES t2 (c)", length=52, parser_state=0x7f0cf2865650) at /data/src/10.0/sql/sql_parse.cc:6579

#23 0x000000000064896a in dispatch_command (command=COM_QUERY, thd=0x7f0ce4b6f070, packet=0x7f0ce4b75071 "ALTER TABLE t3 ADD FOREIGN KEY (c) REFERENCES t2 (c)", packet_length=52) at /data/src/10.0/sql/sql_parse.cc:1309

#24 0x0000000000647c2d in do_command (thd=0x7f0ce4b6f070) at /data/src/10.0/sql/sql_parse.cc:999

#25 0x0000000000767202 in do_handle_one_connection (thd_arg=0x7f0ce4b6f070) at /data/src/10.0/sql/sql_connect.cc:1377

#26 0x0000000000766f74 in handle_one_connection (arg=0x7f0ce4b6f070) at /data/src/10.0/sql/sql_connect.cc:1292

#27 0x0000000000ac6bee in pfs_spawn_thread (arg=0x7f0ce4b19b70) at /data/src/10.0/storage/perfschema/pfs.cc:1860

#28 0x00007f0cf24ec494 in start_thread (arg=0x7f0cf2866700) at pthread_create.c:333

#29 0x00007f0cf063793f in clone () from /lib/x86_64-linux-gnu/libc.so.6