Assert ut_ad(!index == (err != DB_SUCCESS)) in row_create_index_for_mysql()

(rr) where

#0  row_ins_clust_index_entry_low (flags=0, mode=33, index=0x616000036a08, n_uniq=2, entry=0x616012806b08, n_ext=0, thr=0x61a00023ea90)

    at /data/Server/bb-10.6-thiru/storage/innobase/row/row0ins.cc:2742

#1  0x00005577885f04c4 in row_ins_clust_index_entry (index=0x616000036a08, entry=0x616012806b08, thr=0x61a00023ea90, n_ext=0)

    at /data/Server/bb-10.6-thiru/storage/innobase/row/row0ins.cc:3154

#2  0x00005577885f0c05 in row_ins_index_entry (index=0x616000036a08, entry=0x616012806b08, thr=0x61a00023ea90)

    at /data/Server/bb-10.6-thiru/storage/innobase/row/row0ins.cc:3263

#3  0x00005577885f1c75 in row_ins_index_entry_step (node=0x6160128074a0, thr=0x61a00023ea90)

    at /data/Server/bb-10.6-thiru/storage/innobase/row/row0ins.cc:3431

#4  0x00005577885f26c9 in row_ins (node=0x6160128074a0, thr=0x61a00023ea90) at /data/Server/bb-10.6-thiru/storage/innobase/row/row0ins.cc:3578

#5  0x00005577885f37f9 in row_ins_step (thr=0x61a00023ea90) at /data/Server/bb-10.6-thiru/storage/innobase/row/row0ins.cc:3724

#6  0x000055778856962b in que_thr_step (thr=0x61a00023ea90) at /data/Server/bb-10.6-thiru/storage/innobase/que/que0que.cc:632

#7  0x0000557788569b80 in que_run_threads_low (thr=0x61a00023ea90) at /data/Server/bb-10.6-thiru/storage/innobase/que/que0que.cc:709

#8  0x0000557788569d22 in que_run_threads (thr=0x61a00023ea90) at /data/Server/bb-10.6-thiru/storage/innobase/que/que0que.cc:729

#9  0x00005577886392c8 in row_create_index_for_mysql (index=0x616012805008, trx=0x270b25247440, field_lengths=0x603000046288, 

    mode=FIL_ENCRYPTION_DEFAULT, key_id=1) at /data/Server/bb-10.6-thiru/storage/innobase/row/row0mysql.cc:2249

#10 0x00005577882f9648 in create_index (trx=0x270b25247440, form=0x478913eb88e0, table=0x618000067908, key_num=1)

    at /data/Server/bb-10.6-thiru/storage/innobase/handler/ha_innodb.cc:11060

#11 0x00005577882c0a5c in create_table_info_t::create_table (this=0x478913eb8270, create_fk=true)

    at /data/Server/bb-10.6-thiru/storage/innobase/handler/ha_innodb.cc:12803

#12 0x00005577882fb6f0 in ha_innobase::create (this=0x61d00088a4b8, name=0x478913ebbbdf "./test/#sql-alter-3bb6c4-22", form=0x478913eb88e0, 

    create_info=0x478913ebc650, file_per_table=true, trx=0x270b25247440)

    at /data/Server/bb-10.6-thiru/storage/innobase/handler/ha_innodb.cc:13274

#13 0x00005577882c25b0 in ha_innobase::create (this=0x61d00088a4b8, name=0x478913ebbbdf "./test/#sql-alter-3bb6c4-22", form=0x478913eb88e0, 

    create_info=0x478913ebc650) at /data/Server/bb-10.6-thiru/storage/innobase/handler/ha_innodb.cc:13312

#14 0x00005577879c3cfc in handler::ha_create (this=0x61d00088a4b8, name=0x478913ebbbdf "./test/#sql-alter-3bb6c4-22", form=0x478913eb88e0, 

    info_arg=0x478913ebc650) at /data/Server/bb-10.6-thiru/sql/handler.cc:5446

#15 0x00005577879c7f73 in ha_create_table (thd=0x62b00012d218, path=0x478913ebbbdf "./test/#sql-alter-3bb6c4-22", db=0x62b000134ae0 "test", 

    table_name=0x62b0001343a8 "t1", create_info=0x478913ebc650, frm=0x478913eb9830, skip_frm_file=false)

    at /data/Server/bb-10.6-thiru/sql/handler.cc:5911

#16 0x000055778745012f in mysql_alter_table (thd=0x62b00012d218, new_db=0x62b000131c18, new_name=0x62b000132030, create_info=0x478913ebc650, 

    table_list=0x62b0001343f8, alter_info=0x478913ebc520, order_num=0, order=0x0, ignore=false, if_exists=false)

    at /data/Server/bb-10.6-thiru/sql/sql_table.cc:10333

#17 0x00005577875dea62 in Sql_cmd_alter_table::execute (this=0x62b000134c38, thd=0x62b00012d218)

    at /data/Server/bb-10.6-thiru/sql/sql_alter.cc:542

#18 0x00005577871e048e in mysql_execute_command (thd=0x62b00012d218, is_called_from_prepared_stmt=false)

    at /data/Server/bb-10.6-thiru/sql/sql_parse.cc:6012

--Type <RET> for more, q to quit, c to continue without paging--

#19 0x00005577871ec876 in mysql_parse (thd=0x62b00012d218, 

    rawbuf=0x62b000134238 "ALTER TABLE t1 MODIFY COLUMN col1 INT NOT NULL, LOCK = SHARED, ALGORITHM = COPY  /* E_R Thread2 QNO 1553 CON_ID 34 */", length=117, parser_state=0x478913ebdb20) at /data/Server/bb-10.6-thiru/sql/sql_parse.cc:8045

#20 0x00005577871c4c6f in dispatch_command (command=COM_QUERY, thd=0x62b00012d218, 

    packet=0x629000cfd219 " ALTER TABLE t1 MODIFY COLUMN col1 INT NOT NULL, LOCK = SHARED, ALGORITHM = COPY  /* E_R Thread2 QNO 1553 CON_ID 34 */ ", packet_length=119, blocking=true) at /data/Server/bb-10.6-thiru/sql/sql_parse.cc:1912

#21 0x00005577871c1ea5 in do_command (thd=0x62b00012d218, blocking=true) at /data/Server/bb-10.6-thiru/sql/sql_parse.cc:1409

#22 0x00005577875c4e98 in do_handle_one_connection (connect=0x608000003a38, put_in_cache=true)

    at /data/Server/bb-10.6-thiru/sql/sql_connect.cc:1418

#23 0x00005577875c4724 in handle_one_connection (arg=0x6080000033b8) at /data/Server/bb-10.6-thiru/sql/sql_connect.cc:1312

#24 0x00007fe524685609 in start_thread (arg=<optimized out>) at pthread_create.c:477

#25 0x000067183e88f293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

(rr) p err

$23 = DB_LOCK_TABLE_FULL