Trying to lock mutex at spd_table.cc line 5741 when the mutex was already locked at spd_table.cc line 5741

--source include/have_innodb.inc

--source plugin/spider/spider/include/init_spider.inc

SET @tcache= @@table_open_cache;

SET GLOBAL table_open_cache= 10;

SET spider_same_server_link= on;

eval create server s foreign data wrapper mysql options (host "127.0.0.1", database "test", user "root", port $MASTER_MYPORT);

CREATE TABLE t1 (f int) ENGINE=InnoDB;

CREATE TABLE t2 (f int) ENGINE=InnoDB;

CREATE TABLE t1_spider (f INT) ENGINE=SPIDER COMMENT = "wrapper 'mysql', srv 's', table 't1'";

CREATE TABLE t2_spider (f INT) ENGINE=SPIDER COMMENT = "wrapper 'mysql', srv 's', table 't2'";

LOCK TABLE t1_spider WRITE;

--connect (con1,localhost,root,,test)

SET spider_same_server_link= on, lock_wait_timeout= 0;

SELECT COUNT(*) FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE;

# Cleanup

--connection default

UNLOCK TABLES;

DROP TABLE t1_spider, t2_spider, t1, t2;

SET GLOBAL table_open_cache= @tcache;

--source plugin/spider/spider/include/deinit_spider.inc

safe_mutex: Trying to lock mutex at /data/src/10.3/storage/spider/spd_table.cc, line 5741, when the mutex was already locked at /data/src/10.3/storage/spider/spd_table.cc, line 5741 in thread T@40

220704 16:24:50 [ERROR] mysqld got signal 6 ;

#5  0x00007f5726490537 in __GI_abort () at abort.c:79

        save_stage = 1

        act = {__sigaction_handler = {sa_handler = 0x7f5718254668, sa_sigaction = 0x7f5718254668}, sa_mask = {__val = {5741, 140009222966112, 1879051472, 94883536341258, 94883532003087, 140012097592704, 94883532003387, 140012097592720, 140009222966112, 140012097592736, 94883532147789, 140009222966480, 140009222966448, 140012097592784, 140012282881472, 140012282885280}}, sa_flags = 642643842, sa_restorer = 0x7f571b575de0}

        sigs = {__val = {32, 0 <repeats 15 times>}}

#6  0x0000564bcb38bfdd in safe_mutex_lock (mp=0x7f5718298360 <spider_tbl_mutex>, my_flags=0, file=0x7f5718254668 "/data/src/10.3/storage/spider/spd_table.cc", line=5741) at /data/src/10.3/mysys/thr_mutex.c:265

        error = 32599

        __PRETTY_FUNCTION__ = "safe_mutex_lock"

#7  0x00007f5718164020 in inline_mysql_mutex_lock (that=0x7f5718298360 <spider_tbl_mutex>, src_file=0x7f5718254668 "/data/src/10.3/storage/spider/spd_table.cc", src_line=5741) at /data/src/10.3/include/mysql/psi/mysql_thread.h:702

        locker = 0x7f571b575e80

        state = {m_flags = 7, m_operation = (PSI_MUTEX_TRYLOCK | unknown: 0x7f56), m_mutex = 0x7f57259487c0, m_thread = 0x7f57247b1980, m_timer_start = 12107520690234336, m_timer = 0x564bcb3a446c <my_timer_cycles>, m_wait = 0x7f57247b1ab8}

        result = 32599

#8  0x00007f5718187c6d in spider_free_share (share=0x7f56d0173990) at /data/src/10.3/storage/spider/spd_table.cc:5741

        _db_stack_frame_ = {func = 0x7f571825d742 "ha_spider::close", file = 0x7f571825d640 "/data/src/10.3/storage/spider/ha_spider.cc", level = 2147483676, line = -1, prev = 0x7f571b575f60}

        do_delete_thd = false

        thd = 0x70e7bc9b2cad8a00

#9  0x00007f57181bdd39 in ha_spider::close (this=0x7f567005d088) at /data/src/10.3/storage/spider/ha_spider.cc:815

        error_num = 0

        roop_count = -1

        error_num2 = 458710880

        thd = 0x7f5670000d90

        partition_share = 0x7f56d004a190

        _db_stack_frame_ = {func = 0x564bcb5b29f9 "ha_close", file = 0x564bcb5b15be "/data/src/10.3/sql/handler.cc", level = 2147483675, line = -1, prev = 0x7f571b575fb0}

#10 0x0000564bcab18fd0 in handler::ha_close (this=0x7f567005d088) at /data/src/10.3/sql/handler.cc:2844

        _db_stack_frame_ = {func = 0x564bcb44bcb8 "closefrm", file = 0x564bcb44ad60 "/data/src/10.3/sql/table.cc", level = 2147483674, line = 2844, prev = 0x7f571b576010}

        __PRETTY_FUNCTION__ = "int handler::ha_close()"

#11 0x0000564bca915687 in closefrm (table=0x7f567005bfc0) at /data/src/10.3/sql/table.cc:3790

        error = 0

        _db_stack_frame_ = {func = 0x564bcb41353f "open_table", file = 0x564bcb412c88 "/data/src/10.3/sql/sql_base.cc", level = 2147483673, line = -1, prev = 0x7f571b576170}

#12 0x0000564bcaa382a6 in intern_close_table (table=0x7f567005bfc0) at /data/src/10.3/sql/table_cache.cc:222

        __PRETTY_FUNCTION__ = "void intern_close_table(TABLE*)"

#13 0x0000564bcaa38445 in tc_remove_table (table=0x7f567005bfc0) at /data/src/10.3/sql/table_cache.cc:260

        element = 0x7f56d002ee00

#14 0x0000564bcaa38999 in tc_add_table (thd=0x7f5670000d90, table=0x7f56700ada20) at /data/src/10.3/sql/table_cache.cc:381

        i = 0

        LRU_table = 0x7f567005bfc0

        element = 0x7f56d0070810

        __PRETTY_FUNCTION__ = "void tc_add_table(THD*, TABLE*)"

#15 0x0000564bca75792f in open_table (thd=0x7f5670000d90, table_list=0x7f571b576530, ot_ctx=0x7f571b5763e0) at /data/src/10.3/sql/sql_base.cc:2035

        error = OPEN_FRM_OK

        table = 0x7f56700ada20

        key = 0x7f571b5769c1 "mysql"

        key_length = 23

        alias = 0x7f571824eda6 "spider_table_crd"

        flags = 2075

        mdl_ticket = 0x7f5670035ed0

        share = 0x7f56d007ede8

        gts_flags = 3

        from_share = false

        part_names_error = 0

        _db_stack_frame_ = {func = 0x564bcb4144cf "open_ltable", file = 0x564bcb412c88 "/data/src/10.3/sql/sql_base.cc", level = 2147483672, line = -1, prev = 0x7f571b5763c0}

        __PRETTY_FUNCTION__ = "bool open_table(THD*, TABLE_LIST*, Open_table_context*)"

#16 0x0000564bca75db26 in open_ltable (thd=0x7f5670000d90, table_list=0x7f571b576530, lock_type=TL_WRITE, lock_flags=2075) at /data/src/10.3/sql/sql_base.cc:5047

        table = 0x7f5670000ed0

        ot_ctx = {m_thd = 0x7f5670000d90, m_failed_table = 0x0, m_start_of_statement_svp = {m_stmt_ticket = 0x0, m_trans_ticket = 0x7f5670021ed0}, m_timeout = 31536000, m_flags = 2075, m_action = Open_table_context::OT_NO_ACTION, m_has_locks = true, m_has_protection_against_grl = false}

        error = false

        _db_stack_frame_ = {func = 0x7f571824e2a9 "spider_sys_open_table", file = 0x7f571824e180 "/data/src/10.3/storage/spider/spd_sys_table.cc", level = 2147483671, line = -1, prev = 0x7f571b576470}

        __PRETTY_FUNCTION__ = "TABLE* open_ltable(THD*, TABLE_LIST*, thr_lock_type, uint)"

#17 0x00007f5718104df1 in spider_sys_open_table (thd=0x7f5670000d90, tables=0x7f571b576530, open_tables_backup=0x7f571b576c30) at /data/src/10.3/storage/spider/spd_sys_table.cc:390

        table = 0xb1811217e

        utime_after_lock_backup = 3363202340690

        _db_stack_frame_ = {func = 0x7f571824e1af "spider_open_sys_table", file = 0x7f571824e180 "/data/src/10.3/storage/spider/spd_sys_table.cc", level = 2147483670, line = -1, prev = 0x7f571b576510}

#18 0x00007f5718104775 in spider_open_sys_table (thd=0x7f5670000d90, table_name=0x7f571824eda6 "spider_table_crd", table_name_length=16, write=true, open_tables_backup=0x7f571b576c30, need_lock=false, error_num=0x7f571b576c04) at /data/src/10.3/storage/spider/spd_sys_table.cc:191

        table = 0x0

        tables = {next_local = 0x0, next_global = 0x0, prev_global = 0x0, db = {str = 0x7f571824e1c5 "mysql", length = 5}, table_name = {str = 0x7f571824eda6 "spider_table_crd", length = 16}, schema_table_name = {str = 0x0, length = 0}, alias = {str = 0x7f571824eda6 "spider_table_crd", length = 16}, option = 0x0, on_expr = 0x0, on_context = 0x0, sj_on_expr = 0x0, sj_inner_tables = 0, sj_in_exprs = 0, sj_subq_pred = 0x0, original_subq_pred_used_tables = 0, jtbm_subselect = 0x0, jtbm_table_no = 0, sj_mat_info = 0x0, prep_on_expr = 0x0, cond_equal = 0x0, natural_join = 0x0, is_natural_join = false, join_using_fields = 0x0, join_columns = 0x0, is_join_columns_complete = false, next_name_resolution_table = 0x0, index_hints = 0x0, table = 0x0, table_id = 0, derived_result = 0x0, map = 0, correspondent_table = 0x0, derived = 0x0, with = 0x0, with_internal_reference_map = 0, next_with_rec_ref = 0x0, is_derived_with_recursive_reference = false, block_handle_derived = false, schema_table = 0x0, schema_select_lex = 0x0, schema_table_reformed = false, schema_table_param = 0x0, select_lex = 0x0, view = 0x0, field_translation = 0x0, field_translation_end = 0x0, field_translation_updated = false, merge_underlying_list = 0x0, view_tables = 0x0, belong_to_view = 0x0, belong_to_derived = 0x0, referencing_view = 0x0, view_used_tables = 0, map_exec = 0, tablenr_exec = 0, maybe_null_exec = 0, parent_l = 0x0, security_ctx = 0x0, view_sctx = 0x0, allowed_show = false, where = 0x0, check_option = 0x0, select_stmt = {str = 0x0, length = 0}, md5 = {str = 0x0, length = 0}, source = {str = 0x0, length = 0}, view_db = {str = 0x0, length = 0}, view_name = {str = 0x0, length = 0}, timestamp = {str = 0x0, length = 0}, definer = {<AUTHID> = {user = {str = 0x0, length = 0}, host = {str = 0x0, length = 0}}, plugin = {str = 0x0, length = 0}, auth = {str = 0x0, length = 0}, pwtext = {str = 0x0, length = 0}, pwhash = {str = 0x0, length = 0}}, file_version = 0, mariadb_version = 0, updatable_view = 0, algorithm = 0, view_suid = 0, with_check = 0, effective_with_check = 0 '\000', derived_type = 0 '\000', grant = {grant_table_user = 0x0, grant_table_role = 0x0, version = 0, privilege = 0, want_privilege = 0, orig_want_privilege = 0, m_internal = {m_schema_lookup_done = false, m_schema_access = 0x0, m_table_lookup_done = false, m_table_access = 0x0}}, engine_data = 0, callback_func = 0x0, lock_type = TL_WRITE, mdl_type = MDL_INTENTION_EXCLUSIVE, table_options = 0, outer_join = 0, shared = 0, updatable = false, straight = false, updating = true, force_index = false, ignore_leaves = false, crashed = false, dep_tables = 0, on_expr_dep_tables = 0, nested_join = 0x0, embedding = 0x0, join_list = 0x0, lifted = false, cacheable_table = false, table_in_first_from_clause = false, open_type = OT_TEMPORARY_OR_BASE, contain_auto_increment = false, compact_view_format = false, where_processed = false, check_option_processed = false, required_type = TABLE_TYPE_NORMAL, db_type = 0x0, timestamp_buffer = '\000' <repeats 19 times>, prelocking_placeholder = TABLE_LIST::PRELOCK_NONE, open_strategy = TABLE_LIST::OPEN_NORMAL, is_alias = false, is_fqtn = false, fill_me = false, merged = false, merged_for_insert = false, sequence = false, used_items = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x0, last = 0x0, elements = 0}, <No data fields>}, persistent_used_items = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x0, last = 0x0, elements = 0}, <No data fields>}, view_creation_ctx = 0x0, view_client_cs_name = {str = 0x0, length = 0}, view_connection_cl_name = {str = 0x0, length = 0}, view_body_utf8 = {str = 0x0, length = 0}, trg_event_map = 0 '\000', slave_fk_event_map = 0 '\000', optimized_away = false, materialized = false, i_s_requested_object = 0, prohibit_cond_pushdown = false, table_open_method = 0, schema_table_state = NOT_PROCESSED, is_table_read_plan = 0x0, mdl_request = {type = MDL_SHARED_WRITE, duration = MDL_TRANSACTION, next_in_list = 0x0, prev_in_list = 0x0, ticket = 0x7f5670035ed0, key = {m_length = 24, m_db_name_length = 5, m_hash_value = 166727961, m_ptr = "\002mysql\000spider_table_crd", '\000' <repeats 363 times>}}, partition_names = 0x0, vers_conditions = {type = SYSTEM_TIME_UNSPECIFIED, orig_type = SYSTEM_TIME_UNSPECIFIED, used = false, delete_history = false, start = {<vers_history_point_t> = {unit = VERS_UNDEFINED, item = 0x0}, <No data fields>}, end = {<vers_history_point_t> = {unit = VERS_UNDEFINED, item = 0x0}, <No data fields>}}, for_insert_data = 0 '\000', m_table_ref_type = TABLE_REF_NULL, m_table_ref_version = 0}

        _db_stack_frame_ = {func = 0x7f571824ed80 "spider_sys_insert_or_update_table_crd", file = 0x7f571824e180 "/data/src/10.3/storage/spider/spd_sys_table.cc", level = 2147483669, line = -1, prev = 0x7f571b576c10}

        db_name = {str = 0x7f571824e1c5 "mysql", length = 5}

        tbl_name = {str = 0x7f571824eda6 "spider_table_crd", length = 16}

#19 0x00007f571810ffd0 in spider_sys_insert_or_update_table_crd (thd=0x7f5670000d90, name=0x7f56d0008898 "./test/t2_spider", name_length=16, cardinality=0x7f56700284c0, number_of_keys=1, need_lock=false) at /data/src/10.3/storage/spider/spd_sys_table.cc:2977

        error_num = 32599

        table_crd = 0x0

        open_tables_backup = {<Open_tables_state> = {m_reprepare_observer = 0x0, open_tables = 0x0, temporary_tables = 0x0, derived_tables = 0x0, rec_tables = 0x0, lock = 0x0, extra_lock = 0x0, locked_tables_mode = LTM_NONE, current_tablenr = 0, state_flags = 1}, mdl_system_tables_svp = {m_stmt_ticket = 0x0, m_trans_ticket = 0x7f5670021ed0}}

        _db_stack_frame_ = {func = 0x7f5718257a68 "spider_free_share", file = 0x7f5718254668 "/data/src/10.3/storage/spider/spd_table.cc", level = 2147483668, line = -1, prev = 0x7f571b576cd0}

#20 0x00007f5718187ec3 in spider_free_share (share=0x7f5670026b00) at /data/src/10.3/storage/spider/spd_table.cc:5800

        _db_stack_frame_ = {func = 0x7f571825d742 "ha_spider::close", file = 0x7f571825d640 "/data/src/10.3/storage/spider/ha_spider.cc", level = 2147483667, line = -1, prev = 0x7f571b576d50}

        do_delete_thd = false

        thd = 0x7f5670000d90

#21 0x00007f57181bdd39 in ha_spider::close (this=0x7f5670025f08) at /data/src/10.3/storage/spider/ha_spider.cc:815

        error_num = 0

        roop_count = -1

        error_num2 = 458714448

        thd = 0x7f5670000d90

        partition_share = 0x7f5670032790

        _db_stack_frame_ = {func = 0x564bcb5b29f9 "ha_close", file = 0x564bcb5b15be "/data/src/10.3/sql/handler.cc", level = 2147483666, line = -1, prev = 0x7f571b576da0}

#22 0x0000564bcab18fd0 in handler::ha_close (this=0x7f5670025f08) at /data/src/10.3/sql/handler.cc:2844

        _db_stack_frame_ = {func = 0x564bcb44bcb8 "closefrm", file = 0x564bcb44ad60 "/data/src/10.3/sql/table.cc", level = 2147483665, line = 2844, prev = 0x7f571b576e00}

        __PRETTY_FUNCTION__ = "int handler::ha_close()"

#23 0x0000564bca915687 in closefrm (table=0x7f5670024e40) at /data/src/10.3/sql/table.cc:3790

        error = 0

        _db_stack_frame_ = {func = 0x564bcb41353f "open_table", file = 0x564bcb412c88 "/data/src/10.3/sql/sql_base.cc", level = 2147483664, line = -1, prev = 0x7f571b576f60}

#24 0x0000564bcaa382a6 in intern_close_table (table=0x7f5670024e40) at /data/src/10.3/sql/table_cache.cc:222

        __PRETTY_FUNCTION__ = "void intern_close_table(TABLE*)"

#25 0x0000564bcaa38445 in tc_remove_table (table=0x7f5670024e40) at /data/src/10.3/sql/table_cache.cc:260

        element = 0x7f5670021fb0

#26 0x0000564bcaa38999 in tc_add_table (thd=0x7f5670000d90, table=0x7f56700a3310) at /data/src/10.3/sql/table_cache.cc:381

        i = 0

        LRU_table = 0x7f5670024e40

        element = 0x7f567009cd80

        __PRETTY_FUNCTION__ = "void tc_add_table(THD*, TABLE*)"

#27 0x0000564bca75792f in open_table (thd=0x7f5670000d90, table_list=0x7f5670071618, ot_ctx=0x7f571b5772e0) at /data/src/10.3/sql/sql_base.cc:2035

        error = OPEN_FRM_OK

        table = 0x7f56700a3310

        key = 0x7f5670071aa9 "performance_schema"

        key_length = 57

        alias = 0x7f56700715f0 "table_io_waits_summary_by_index_usage"

        flags = 1090

        mdl_ticket = 0x7f5670021ed0

        share = 0x7f567009d158

        gts_flags = 1

        from_share = false

        part_names_error = 0

        _db_stack_frame_ = {func = 0x564bcb413e8d "open_and_process_table", file = 0x564bcb412c88 "/data/src/10.3/sql/sql_base.cc", level = 2147483663, line = -1, prev = 0x7f571b5771f0}

        __PRETTY_FUNCTION__ = "bool open_table(THD*, TABLE_LIST*, Open_table_context*)"

#28 0x0000564bca75b0f1 in open_and_process_table (thd=0x7f5670000d90, tables=0x7f5670071618, counter=0x7f571b5773a4, flags=1090, prelocking_strategy=0x7f571b5773a8, has_prelocking_list=false, ot_ctx=0x7f571b5772e0) at /data/src/10.3/sql/sql_base.cc:3731

        error = false

        safe_to_ignore_table = false

        lex = 0x7f571b5775b0

        _db_stack_frame_ = {func = 0x564bcb414148 "open_tables", file = 0x564bcb412c88 "/data/src/10.3/sql/sql_base.cc", level = 2147483662, line = -1, prev = 0x7f571b5772c0}

        __PRETTY_FUNCTION__ = "bool open_and_process_table(THD*, TABLE_LIST*, uint*, uint, Prelocking_strategy*, bool, Open_table_context*)"

#29 0x0000564bca75c142 in open_tables (thd=0x7f5670000d90, options=@0x7f571b5787e0: {m_options = DDL_options_st::OPT_NONE}, start=0x7f571b577390, counter=0x7f571b5773a4, flags=1090, prelocking_strategy=0x7f571b5773a8) at /data/src/10.3/sql/sql_base.cc:4206

        table_to_open = 0x7f571b577390

        sroutine_to_open = 0x7f571b577648

        tables = 0x7f5670071618

        ot_ctx = {m_thd = 0x7f5670000d90, m_failed_table = 0x0, m_start_of_statement_svp = {m_stmt_ticket = 0x0, m_trans_ticket = 0x0}, m_timeout = 0, m_flags = 1090, m_action = Open_table_context::OT_NO_ACTION, m_has_locks = false, m_has_protection_against_grl = false}

        error = false

        some_routine_modifies_data = false

        has_prelocking_list = false

        _db_stack_frame_ = {func = 0x564bcb414608 "open_normal_and_derived_tables", file = 0x564bcb412c88 "/data/src/10.3/sql/sql_base.cc", level = 2147483661, line = -1, prev = 0x7f571b5773c0}

        __PRETTY_FUNCTION__ = "bool open_tables(THD*, const DDL_options_st&, TABLE_LIST**, uint*, uint, Prelocking_strategy*)"

#30 0x0000564bca7535aa in open_tables (thd=0x7f5670000d90, tables=0x7f571b577390, counter=0x7f571b5773a4, flags=1090, prelocking_strategy=0x7f571b5773a8) at /data/src/10.3/sql/sql_base.h:250

No locals.

#31 0x0000564bca75e23d in open_normal_and_derived_tables (thd=0x7f5670000d90, tables=0x7f5670071618, flags=1090, dt_phases=3) at /data/src/10.3/sql/sql_base.cc:5208

        prelocking_strategy = {<Prelocking_strategy> = {_vptr.Prelocking_strategy = 0x564bcbb1f818 <vtable for DML_prelocking_strategy+16>}, <No data fields>}

        counter = 1

        mdl_savepoint = {m_stmt_ticket = 0x0, m_trans_ticket = 0x0}

        _db_stack_frame_ = {func = 0x564bcb4146d0 "open_tables_only_view_structure", file = 0x564bcb412c88 "/data/src/10.3/sql/sql_base.cc", level = 2147483660, line = -1, prev = 0x7f571b577430}

        __PRETTY_FUNCTION__ = "bool open_normal_and_derived_tables(THD*, TABLE_LIST*, uint, uint)"

#32 0x0000564bca75e43b in open_tables_only_view_structure (thd=0x7f5670000d90, table_list=0x7f5670071618, can_deadlock=false) at /data/src/10.3/sql/sql_base.cc:5259

        _db_stack_frame_ = {func = 0x564bcb43d06a "fill_schema_table_by_open", file = 0x564bcb43b840 "/data/src/10.3/sql/sql_show.cc", level = 2147483659, line = -1, prev = 0x7f571b577540}

        save_sql_command = SQLCOM_SELECT

        rc = 27

#33 0x0000564bca89a245 in fill_schema_table_by_open (thd=0x7f5670000d90, mem_root=0x7f571b578e80, is_show_fields_or_keys=false, table=0x7f567001b018, schema_table=0x564bcbc30560 <schema_tables+1088>, orig_db_name=0x7f5670015f30, orig_table_name=0x7f56700163f8, open_tables_state_backup=0x7f571b578ed0, can_deadlock=false) at /data/src/10.3/sql/sql_show.cc:4672

        i_s_arena = {_vptr.Query_arena = 0x564bcbb206b8 <vtable for Query_arena+16>, free_list = 0x0, mem_root = 0x7f571b578e80, is_backup_arena = false, is_reprepared = false, state = Query_arena::STMT_CONVENTIONAL_EXECUTION}

        backup_arena = {_vptr.Query_arena = 0x564bcbb206b8 <vtable for Query_arena+16>, free_list = 0x7f56700129c8, mem_root = 0x7f56700062f8, is_backup_arena = true, is_reprepared = false, state = Query_arena::STMT_CONVENTIONAL_EXECUTION}

        old_arena = 0x7f5670000da8

        old_lex = 0x7f5670004b80

        temp_lex = {<Query_tables_list> = {sql_command = SQLCOM_SHOW_FIELDS, query_tables = 0x7f5670071618, query_tables_last = 0x7f5670071620, query_tables_own_last = 0x0, sroutines = {key_offset = 0, key_length = 0, blength = 0, records = 0, flags = 0, array = {buffer = 0x0, elements = 0, max_element = 0, alloc_increment = 0, size_of_element = 0, malloc_flags = 0}, get_key = 0x0, hash_function = 0x0, free = 0x0, charset = 0x0}, sroutines_list = {<Sql_alloc> = {<No data fields>}, elements = 0, first = 0x0, next = 0x7f571b577648}, sroutines_list_own_last = 0x7f571b577648, sroutines_list_own_elements = 0, table_count = 0, binlog_stmt_flags = 0, stmt_accessed_table_flag = 0}, _vptr.LEX = 0x564bcbb1e920 <vtable for LEX+16>, unit = {<st_select_lex_node> = {next = 0x0, prev = 0x0, master = 0x0, slave = 0x7f571b577e08, link_next = 0x0, link_prev = 0x0, options = 0, sql_cache = st_select_lex_node::SQL_CACHE_UNSPECIFIED, uncacheable = 0 '\000', linkage = GLOBAL_OPTIONS_TYPE, no_table_names_allowed = false}, result_table_list = {next_local = 0x0, next_global = 0x0, prev_global = 0x0, db = {str = 0x0, length = 0}, table_name = {str = 0x0, length = 0}, schema_table_name = {str = 0x0, length = 0}, alias = {str = 0x0, length = 0}, option = 0x0, on_expr = 0x0, on_context = 0x0, sj_on_expr = 0x0, sj_inner_tables = 0, sj_in_exprs = 0, sj_subq_pred = 0x0, original_subq_pred_used_tables = 0, jtbm_subselect = 0x0, jtbm_table_no = 0, sj_mat_info = 0x0, prep_on_expr = 0x0, cond_equal = 0x0, natural_join = 0x0, is_natural_join = false, join_using_fields = 0x0, join_columns = 0x0, is_join_columns_complete = false, next_name_resolution_table = 0x0, index_hints = 0x0, table = 0x0, table_id = 0, derived_result = 0x0, map = 0, correspondent_table = 0x0, derived = 0x0, with = 0x0, with_internal_reference_map = 0, next_with_rec_ref = 0x0, is_derived_with_recursive_reference = false, block_handle_derived = false, schema_table = 0x0, schema_select_lex = 0x0, schema_table_reformed = false, schema_table_param = 0x0, select_lex = 0x0, view = 0x0, field_translation = 0x0, field_translation_end = 0x0, field_translation_updated = false, merge_underlying_list = 0x0, view_tables = 0x0, belong_to_view = 0x0, belong_to_derived = 0x0, referencing_view = 0x0, view_used_tables = 0, map_exec = 0, tablenr_exec = 0, maybe_null_exec = 0, parent_l = 0x0, security_ctx = 0x0, view_sctx = 0x0, allowed_show = false, where = 0x0, check_option = 0x0, select_stmt = {str = 0x0, length = 0}, md5 = {str = 0x0, length = 0}, source = {str = 0x0, length = 0}, view_db = {str = 0x0, length = 0}, view_name = {str = 0x0, length = 0}, timestamp = {str = 0x0, length = 0}, definer = {<AUTHID> = {user = {str = 0x0, length = 0}, host = {str = 0x0, length = 0}}, plugin = {str = 0x0, length = 0}, auth = {str = 0x0, length = 0}, pwtext = {str = 0x0, length = 0}, pwhash = {str = 0x0, length = 0}}, file_version = 0, mariadb_version = 0, updatable_view = 0, algorithm = 0, view_suid = 0, with_check = 0, effective_with_check = 0 '\000', derived_type = 0 '\000', grant = {grant_table_user = 0x0, grant_table_role = 0x0, version = 0, privilege = 0, want_privilege = 0, orig_want_privilege = 0, m_internal = {m_schema_lookup_done = false, m_schema_access = 0x0, m_table_lookup_done = false, m_table_access = 0x0}}, engine_data = 0, callback_func = 0x0, lock_type = TL_UNLOCK, mdl_type = MDL_INTENTION_EXCLUSIVE, table_options = 0, outer_join = 0, shared = 0, updatable = false, straight = false, updating = false, force_index = false, ignore_leaves = false, crashed = false, dep_tables = 0, on_expr_dep_tables = 0, nested_join = 0x0, embedding = 0x0, join_list = 0x0, lifted = false, cacheable_table = false, table_in_first_from_clause = false, open_type = OT_TEMPORARY_OR_BASE, contain_auto_increment = false, compact_view_format = false, where_processed = false, check_option_processed = false, required_type = TABLE_TYPE_UNKNOWN, db_type = 0x0, timestamp_buffer = '\000' <repeats 19 times>, prelocking_placeholder = TABLE_LIST::PRELOCK_NONE, open_strategy = TABLE_LIST::OPEN_NORMAL, is_alias = false, is_fqtn = false, fill_me = false, merged = false, merged_for_insert = false, sequence = false, used_items = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b577a98, elements = 0}, <No data fields>}, persistent_used_items = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b577ab0, elements = 0}, <No data fields>}, view_creation_ctx = 0x0, view_client_cs_name = {str = 0x0, length = 0}, view_connection_cl_name = {str = 0x0, length = 0}, view_body_utf8 = {str = 0x0, length = 0}, trg_event_map = 0 '\000', slave_fk_event_map = 0 '\000', optimized_away = false, materialized = false, i_s_requested_object = 0, prohibit_cond_pushdown = false, table_open_method = 0, schema_table_state = NOT_PROCESSED, is_table_read_plan = 0x0, mdl_request = {type = MDL_INTENTION_EXCLUSIVE, duration = MDL_STATEMENT, next_in_list = 0x0, prev_in_list = 0x0, ticket = 0x0, key = {m_length = 0, m_db_name_length = 0, m_hash_value = 0, m_ptr = '\000' <repeats 336 times>...}}, partition_names = 0x0, vers_conditions = {type = SYSTEM_TIME_UNSPECIFIED, orig_type = SYSTEM_TIME_UNSPECIFIED, used = false, delete_history = false, start = {<vers_history_point_t> = {unit = VERS_UNDEFINED, item = 0x0}, <No data fields>}, end = {<vers_history_point_t> = {unit = VERS_UNDEFINED, item = 0x0}, <No data fields>}}, for_insert_data = 101 'e', m_table_ref_type = 32599, m_table_ref_version = 0}, union_result = 0x0, found_rows_for_union = 0, saved_error = 128, table = 0x0, result = 0x0, prepared = false, optimized = false, optimized_2 = false, executed = false, cleaned = false, optimize_started = false, item_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b577d48, elements = 0}, <No data fields>}, types = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b577d60, elements = 0}, <No data fields>}, intersect_mark = 0x0, with_wrapped_tvc = false, return_to = 0x0, select_limit_cnt = 18446744073709551615, offset_limit_cnt = 0, item = 0x0, derived = 0x0, is_view = false, with_clause = 0x0, with_element = 0x0, cloned_from = 0x0, thd = 0x7f5670000d90, fake_select_lex = 0x0, saved_fake_select_lex = 0x0, union_distinct = 0x0, describe = false, last_procedure = 0x0, columns_are_renamed = false}, select_lex = {<st_select_lex_node> = {next = 0x0, prev = 0x7f571b577688, master = 0x7f571b577670, slave = 0x0, link_next = 0x0, link_prev = 0x7f571b578240, options = 0, sql_cache = st_select_lex_node::SQL_CACHE_UNSPECIFIED, uncacheable = 0 '\000', linkage = UNSPECIFIED_TYPE, no_table_names_allowed = false}, context = {<Sql_alloc> = {<No data fields>}, outer_context = 0x0, table_list = 0x0, first_name_resolution_table = 0x0, last_name_resolution_table = 0x0, natural_join_first_table = 0x4000000000000000, select_lex = 0x7f571b577e08, error_processor = 0x564bcab4f187 <dummy_error_processor(THD*, void*)>, error_processor_data = 0x0, resolve_in_select_list = false, security_ctx = 0x0}, db = {str = 0x564bcb94a948 "\024", length = 48751}, where = 0x0, having = 0x0, prep_where = 0x0, prep_having = 0x0, cond_pushed_into_where = 0x0, cond_pushed_into_having = 0x0, cond_value = Item::COND_UNDEF, having_value = 1073741824, parent_lex = 0x7f571b5775b0, olap = UNSPECIFIED_OLAP_TYPE, table_list = {<Sql_alloc> = {<No data fields>}, elements = 1, first = 0x7f5670071618, next = 0x7f5670071618}, group_list = {<Sql_alloc> = {<No data fields>}, elements = 0, first = 0x0, next = 0x7f571b577f18}, group_list_ptrs = 0x0, item_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b577f30, elements = 0}, <No data fields>}, pre_fix = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b577f48, elements = 0}, <No data fields>}, is_item_list_lookup = false, ftfunc_list = 0x7f571b577f70, ftfunc_list_alloc = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b577f70, elements = 0}, <No data fields>}, min_max_opt_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b577f88, elements = 0}, <No data fields>}, join = 0x0, top_join_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b577fa8, elements = 0}, <No data fields>}, join_list = 0x7f571b577fa8, embedding = 0x0, sj_nests = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b577fd0, elements = 0}, <No data fields>}, sj_subselects = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b577fe8, elements = 0}, <No data fields>}, in_funcs = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578000, elements = 0}, <No data fields>}, curr_tvc_name = 0, have_merged_subqueries = false, leaf_tables = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578020, elements = 0}, <No data fields>}, leaf_tables_exec = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578038, elements = 0}, <No data fields>}, leaf_tables_prep = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578050, elements = 0}, <No data fields>}, prep_leaf_list_state = st_select_lex::UNINIT, insert_tables = 0, merged_into = 0x0, type = 0x0, order_list = {<Sql_alloc> = {<No data fields>}, elements = 0, first = 0x0, next = 0x7f571b578088}, gorder_list = {<Sql_alloc> = {<No data fields>}, elements = 0, first = 0x0, next = 0x7f571b5780a0}, select_limit = 0x4000000000000000, offset_limit = 0x7f571b578210, ref_pointer_array = {m_array = 0x0, m_size = 0}, select_n_having_items = 0, cond_count = 0, between_count = 0, max_equal_elems = 0, select_n_where_fields = 0, select_n_reserved = 0, hidden_bit_fields = 0, fields_in_window_functions = 0, parsing_place = NO_MATTER, context_analysis_place = NO_MATTER, with_sum_func = 144, table_join_options = 140012097601840, in_sum_expr = 0, select_number = 1, nest_level_base = 0x7f571b577670, nest_level = 0, inner_sum_func_list = 0x7f571b579728, with_wild = 0, braces = false, automatic_brackets = false, having_fix_field = false, having_fix_field_for_pushed_cond = false, inner_refs_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578130, elements = 0}, <No data fields>}, n_sum_items = 0, n_child_sum_items = 0, explicit_limit = false, expr_cache_may_be_used = {false, false, false, false, false, false, false, false, false}, subquery_in_having = false, with_all_modifier = 38, is_correlated = 87, changed_elements = 0 '\000', first_natural_join_processing = true, first_cond_optimization = true, no_wrap_view_item = false, exclude_from_table_unique_test = false, cur_pos_in_select_list = -1, udf_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578168, elements = 0}, <No data fields>}, prev_join_using = 0x564bca0f3000, select_list_tables = 0, name_visibility_map = {map = 94883512528960}, with_dep = 140012283101195, grouping_tmp_fields = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b5781a0, elements = 0}, <No data fields>}, lock_type = TL_UNLOCK, save_many_values = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b5781c0, elements = 0}, <No data fields>}, save_insert_list = 0x7f571b5782e0, tvc = 0x0, in_tvc = false, versioned_tables = 0, window_specs = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b5781f0, elements = 0}, <No data fields>}, window_funcs = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578208, elements = 0}, <No data fields>}, m_non_agg_field_used = false, m_agg_func_used = false, m_custom_agg_func_used = false, current_index_hint_type = INDEX_HINT_IGNORE, current_index_hint_clause = 77 'M', index_hints = 0x564bcb9793b0}, current_select = 0x7f571b577e08, all_selects_list = 0x7f571b577e08, curr_with_clause = 0x0, with_clauses_list = 0x0, with_clauses_list_last_next = 0x7f571b578250, clone_spec_offset = 0, create_view = 0x0, explain = 0x0, charset = 0x7f57266615c8, stmt_lex = 0x7f571b5775b0, name = {str = 0x0, length = 0}, help_arg = 0x564bcbade6d8 "\377\377\001\020[\343\004\353\005", backup_dir = 0x1ff1b <error: Cannot access memory at address 0x1ff1b>, to_log = 0x7f571b5782e0 "", x509_subject = 0x7f571b578580 "\001", x509_issuer = 0x7f5726575e7f <backtrace_helper+47> "H\211\302\213C\020\205\300~\021H\213\vHc\360H\213<\361H9|\361\370t\026H\211S\b\203\300\001\211C\020;C\024t\r[1\300A\\]\303H9S\bu\344[\270\005", ssl_cipher = 0x7f571b5782e0 "", wild = 0x0, exchange = 0x7f571b578580, result = 0x0, comment = {str = 0x0, length = 0}, ident = {str = 0x0, length = 140012097603416}, grant_user = 0x0, xid = 0x0, thd = 0x7f5670000d90, plugins = {buffer = 0x7f571b578338 "", elements = 0, max_element = 16, alloc_increment = 16, size_of_element = 8, malloc_flags = 256}, plugins_static_buffer = {0x0, 0x7f571b578560, 0x7f571b578568, 0x7f571b578570, 0x7f571b578578, 0x7f571b578888, 0x0, 0x7f571b578890, 0x564bca80cae2 <plugin_foreach_with_mask(THD*, char (*)(THD*, st_plugin_int**, void*), int, unsigned int, void*)+661>, 0x564bcbade6d8, 0x0, 0x0, 0x564bca80c84d <plugin_foreach_with_mask(THD*, char (*)(THD*, st_plugin_int**, void*), int, unsigned int, void*)>, 0x4000000000000000, 0x0, 0x0}, create_view_select = {str = 0x0, length = 0}, current_select_number = 1, raw_trg_on_table_name_begin = 0x0, raw_trg_on_table_name_end = 0x0, part_info = 0x0, definer = 0x0, table_type = TABLE_TYPE_UNKNOWN, ref_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b5783f8, elements = 0}, <No data fields>}, users_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578410, elements = 0}, <No data fields>}, columns = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578428, elements = 0}, <No data fields>}, insert_list = 0x21b578680, field_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578448, elements = 0}, <No data fields>}, value_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578460, elements = 0}, <No data fields>}, update_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578478, elements = 0}, <No data fields>}, many_values = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578490, elements = 0}, <No data fields>}, var_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b5784a8, elements = 0}, <No data fields>}, stmt_var_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b5784c0, elements = 0}, <No data fields>}, old_var_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b5784d8, elements = 0}, <No data fields>}, arena_for_set_stmt = 0x0, mem_root_for_set_stmt = 0x0, set_var_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578500, elements = 0}, <No data fields>}, param_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578518, elements = 0}, <No data fields>}, view_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578530, elements = 0}, <No data fields>}, with_column_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578548, elements = 0}, <No data fields>}, column_list = 0x0, index_list = 0x0, context_stack = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x7f5670071578, last = 0x7f5670071578, elements = 1}, <No data fields>}, proc_list = {<Sql_alloc> = {<No data fields>}, elements = 0, first = 0x0, next = 0x7f571b578590}, auxiliary_table_list = {<Sql_alloc> = {<No data fields>}, elements = 0, first = 0x0, next = 0x7f571b5785a8}, save_list = {<Sql_alloc> = {<No data fields>}, elements = 0, first = 0x0, next = 0x7f571b5785c0}, last_field = 0x7f5670062b20, in_sum_func = 0x0, udf = {name = {str = 0x7f5670062c08 "pf\001pV\177", length = 140009223367752}, returns = 3410149981, type = (UDFTYPE_FUNCTION | UDFTYPE_AGGREGATE | unknown: 0x5648), dl = 0x0, dlhandle = 0x7f571b578620, func = 0x10000cb38583b, func_init = 0x7f571b578640, func_deinit = 0x564bcb3ac03f <DoTrace+150>, func_clear = 0x7f571b578640, func_add = 0x7f5670000cd0, usage_count = 140009222966480}, check_opt = {flags = 1879051440, sql_flags = 0, start_time = 94883536341258, key_cache = 0x0}, create_info = {<HA_CREATE_INFO> = {<Table_scope_and_contents_source_st> = {<Table_scope_and_contents_source_pod_st> = {table_charset = 0x7f571b578670, tabledef_version = {str = 0x10000cb38583b <error: Cannot access memory at address 0x10000cb38583b>, length = 140012097603216}, connect_string = {str = 0x564bcb3ac03f <DoTrace+150> "\203\370\005\177\063\205\300\017\210\255", length = 140012097603216}, comment = {str = 0x7f5670000cd0 "\354O\205\350\376\177", length = 140009222966480}, alias = {str = 0x170000cb0 <error: Cannot access memory at address 0x170000cb0>, length = 140012097603792}, password = 0xcb3ab2b1 <error: Cannot access memory at address 0xcb3ab2b1>, tablespace = 0x564bcb7a890a "sf_malloc_usable_size", data_file_name = 0x0, index_file_name = 0x7f571b5786d0 "\360\206W\033W\177", max_rows = 281478386178107, min_rows = 140012097603312, auto_increment_value = 94883532161087, table_options = 140012097603312, avg_row_length = 140009222966480, used_fields = 140009222966480, key_block_size = 6174018736, expression_length = 140012097603888, field_check_constraints = 3409621681, stats_sample_pages = 3413796888, null_bits = 22091, options = 0, merge_insert_method = 0, extra_size = 458721072, db_type = 0x10000cb38583b, row_type = 458721104, transactional = 32599, storage_media = (HA_SM_DISK | HA_SM_MEMORY | unknown: 0xcb3ac03c), page_checksum = 22091, option_list = 0x7f571b578750, stats_auto_recalc = (unknown: 0x70000cd0), varchar = 86, sequence = 127, check_constraint_list = 0x7f5670000cd0, option_struct = 0x70000cb0, fields_option_struct = 0x564bcb7a652e, indexes_option_struct = 0x0, table = 0x7f571b578780, pos_in_locked_tables = 0x10000cb38583b, merge_list = 0x7f571b5787a0, mdl_ticket = 0x564bcb3ac03f <DoTrace+150>, table_was_deleted = 160, seq_create_info = 0x7f5670000cd0}, vers_info = {system_time = {start = {<Lex_cstring> = {<st_mysql_const_lex_string> = {str = 0x0, length = 0}, <No data fields>}, <No data fields>}, end = {<Lex_cstring> = {<st_mysql_const_lex_string> = {str = 0x0, length = 0}, <No data fields>}, <No data fields>}}, as_row = {start = {<Lex_cstring> = {<st_mysql_const_lex_string> = {str = 0x0, length = 0}, <No data fields>}, <No data fields>}, end = {<Lex_cstring> = {<st_mysql_const_lex_string> = {str = 0x0, length = 0}, <No data fields>}, <No data fields>}}, versioned_fields = false, unversioned_fields = false}}, <Schema_specification_st> = {default_table_charset = 0x7f5670000cd0}, <No data fields>}, <DDL_options_st> = {m_options = DDL_options_st::OPT_NONE}, <No data fields>}, last_key = 0x170000cb0, mi = {repl_ignore_server_ids = {buffer = 0x0, elements = 0, max_element = 0, alloc_increment = 16, size_of_element = 8, malloc_flags = 0}, repl_do_domain_ids = {buffer = 0x0, elements = 0, max_element = 0, alloc_increment = 16, size_of_element = 8, malloc_flags = 0}, repl_ignore_domain_ids = {buffer = 0x0, elements = 0, max_element = 0, alloc_increment = 16, size_of_element = 8, malloc_flags = 0}, host = 0x0, user = 0x0, password = 0x0, log_file_name = 0x0, ssl_key = 0x0, ssl_cert = 0x0, ssl_ca = 0x0, ssl_capath = 0x0, ssl_cipher = 0x0, ssl_crl = 0x0, ssl_crlpath = 0x0, relay_log_name = 0x0, connection_name = {str = 0x0, length = 0}, gtid_pos_str = {str = 0x0, length = 0}, pos = 0, relay_log_pos = 0, server_id = 0, port = 0, connect_retry = 0, heartbeat_period = 0, sql_delay = -1, ssl = LEX_MASTER_INFO::LEX_MI_UNCHANGED, ssl_verify_server_cert = LEX_MASTER_INFO::LEX_MI_UNCHANGED, heartbeat_opt = LEX_MASTER_INFO::LEX_MI_UNCHANGED, repl_ignore_server_ids_opt = LEX_MASTER_INFO::LEX_MI_UNCHANGED, repl_do_domain_ids_opt = LEX_MASTER_INFO::LEX_MI_UNCHANGED, repl_ignore_domain_ids_opt = LEX_MASTER_INFO::LEX_MI_UNCHANGED, use_gtid_opt = LEX_MASTER_INFO::LEX_GTID_UNCHANGED}, server_options = {port = 0, server_name = {str = 0x0, length = 140012097613760}, host = {str = 0x4c000 <error: Cannot access memory at address 0x4c000>, length = 94883532063262}, db = {str = 0x7f5670000d90 "`\f\262\313KV", length = 140009223397712}, username = {str = 0x7f567006a0e0 "\260\233\002pV\177", length = 128}, password = {str = 0x7f567006a0e0 "\260\233\002pV\177", length = 2}, scheme = {str = 0x7f571b578990 "\340\211W\033W\177", length = 94883532062420}, socket = {str = 0x7f571b5789e0 "0\212W\033W\177", length = 8135678626523613696}, owner = {str = 0x7f571b5789e0 "0\212W\033W\177", length = 94883531986776}}, relay_log_connection_name = {str = 0x564bcb7a652e "my_dirend", length = 140009223397712}, mqh = {questions = 3413796142, updates = 16799307, conn_per_hour = 120, user_conn = 0, max_statement_time = 4.6878695657609498e-310, specified_limits = 3413796112}, reset_slave_info = {all = false}, type = 8135678626523613696, next_binlog_file_number = 140012097604144, kill_signal = 3409446523, kill_type = (KILL_TYPE_USER | KILL_TYPE_QUERY | unknown: 0x5648), allow_sum_func = {map = 0}, m_sql_cmd = 0x0, expr_allows_subselect = true, parse_vcol_expr = false, ssl_type = 32599, duplicates = DUP_ERROR, tx_isolation = 32599, ha_read_mode = 458721840, {ha_rkey_mode = 32512, xa_opt = 32512, with_admin_option = false, with_persistent_for_clause = false}, option_type = SHOW_OPT_DEFAULT, drop_mode = (DROP_CASCADE | DROP_RESTRICT | unknown: 0x5648), profile_query_id = 2147483659, profile_options = 0, grant = 458721968, grant_tot_col = 32599, which_columns = 458722032, fk_match_option = 32599, fk_update_opt = 3397971952, fk_delete_opt = 22091, slave_thd_opt = 1879138129, start_transaction_opt = 32598, nest_level = 0, table_count = 32598, describe = 0 '\000', analyze_stmt = false, explain_json = false, derived_tables = 0 '\000', context_analysis_only = 2 '\002', with_cte_resolution = false, only_cte_resolution = false, local_file = false, check_exists = false, autocommit = 95, verbose = false, no_write_to_binlog = 112, tx_chain = TVL_YES, tx_release = (TVL_NO | TVL_UNKNOWN | unknown: 0xcb42f018), safe_to_cache_query = true, ignore = false, parsing_options = {allows_variable = true, lookup_keywords_after_qualifier = false}, alter_info = {drop_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578a68, elements = 0}, <No data fields>}, alter_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578a80, elements = 0}, <No data fields>}, key_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578a98, elements = 0}, <No data fields>}, create_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578ab0, elements = 0}, <No data fields>}, check_constraint_list = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578ac8, elements = 0}, <No data fields>}, flags = 0, partition_flags = 0, keys_onoff = Alter_info::LEAVE_AS_IS, partition_names = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578af8, elements = 0}, <No data fields>}, num_parts = 0, requested_algorithm = Alter_info::ALTER_TABLE_ALGORITHM_NONE, requested_lock = Alter_info::ALTER_TABLE_LOCK_DEFAULT}, create_last_non_select_table = 0x7f571b578e60, prepared_stmt_name = {str = 0x7f5670000d90 "`\f\262\313KV", length = 140012285153552}, prepared_stmt_code = 0xfffffff8, prepared_stmt_params = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x564bcbe203c0 <end_of_list>, last = 0x7f571b578b40, elements = 0}, <No data fields>}, sphead = 0x0, spname = 0x0, sp_lex_in_use = 15, all_privileges = 87, spcont = 0x0, sp_chistics = {comment = {str = 0x564bcb38583b <my_thread_var_dbug+31> "H\211E\370H\203}\370", length = 140012097613760}, suid = (unknown: 0x1b578cd0), detistic = 87, daccess = SP_DEFAULT_ACCESS, agg_type = DEFAULT_AGGREGATE}, event_parse_data = 0x0, empty_field_list_on_rset = false, trg_chistics = {<st_trg_execution_order> = {ordering_clause = (TRG_ORDER_FOLLOWS | unknown: 0xca7939a4), anchor_trigger_name = {str = 0x7f571b578be0 "", length = 140012097604816}}, action_time = (unknown: 0x1b578c30), event = 32599, ordering_clause_begin = 0x564bcaaec081 <Field_longstr::check_string_copy_error(String_copier const*, char const*, charset_info_st const*)+51> "H\211E\310H\203}\310", ordering_clause_end = 0x564bcbe149a0 <my_charset_utf8_general_ci> "!"}, trg_table_fields = {<Sql_alloc> = {<No data fields>}, elements = 0, first = 0x0, next = 0x7f571b578be0}, {stmt_definition_begin = 0x7f571b578c30 "", keyword_delayed_begin_offset = 458722352}, {stmt_definition_end = 0x564bcaaec157 <Field_longstr::report_if_important_data(char const*, char const*, bool)+47> "H\211E\370H\213E\370\213\200", keyword_delayed_end_offset = 3400450391}, option_list = 0x0, option_list_last = 0x7f567001642d, use_only_table_context = false, alter_tablespace_info = 0x7f5670013d70, escape_used = false, default_used = false, is_lex_started = true, used_tables = 0, limit_rows_examined = 0x0, limit_rows_examined_cnt = 18446744073709551615, delete_gtid_domain = {buffer = 0x7f571b578c60 "\200\214W\033W\177", elements = 0, max_element = 16, alloc_increment = 16, size_of_element = 4, malloc_flags = 256}, gtid_domain_static_buffer = {458722432, 32599, 3409467451, 65536, 458722464, 32599, 3409467151, 22091, 458722464, 32599, 3409467451, 22091, 1879051472, 32598, 1879051104, 32598}, save_group_list = {<Sql_alloc> = {<No data fields>}, elements = 0, first = 0x0, next = 0x7f571b578ca8}, save_order_list = {<Sql_alloc> = {<No data fields>}, elements = 0, first = 0x0, next = 0x7f571b578cc0}, win_ref = 0x0, win_frame = 0x0, frame_top_bound = 0x0, frame_bottom_bound = 0x0, win_spec = 0x0, vers_conditions = {type = SYSTEM_TIME_UNSPECIFIED, orig_type = SYSTEM_TIME_UNSPECIFIED, used = false, delete_history = false, start = {<vers_history_point_t> = {unit = VERS_UNDEFINED, item = 0x0}, <No data fields>}, end = {<vers_history_point_t> = {unit = VERS_UNDEFINED, item = 0x0}, <No data fields>}}}

        lex = 0x7f571b5775b0

        db_name = {str = 0x7f5670071588 "performance_schema", length = 18}

        table_name = {str = 0x7f56700715a0 "table_io_waits_summary_by_index_usage", length = 37}

        table_list = 0x7f5670071618

        result = true

        _db_stack_frame_ = {func = 0x564bcb43d2f1 "get_all_tables", file = 0x564bcb43b840 "/data/src/10.3/sql/sql_show.cc", level = 2147483658, line = -1, prev = 0x7f571b578e00}

        __PRETTY_FUNCTION__ = "bool fill_schema_table_by_open(THD*, MEM_ROOT*, bool, TABLE*, ST_SCHEMA_TABLE*, LEX_CSTRING*, LEX_CSTRING*, Open_tables_backup*, bool)"

#34 0x0000564bca89bde0 in get_all_tables (thd=0x7f5670000d90, tables=0x7f5670011a60, cond=0x0) at /data/src/10.3/sql/sql_show.cc:5337

        table_name = 0x7f56700163f8

        i = 4

        table_names = {array = {buffer = 0x7f5670062ac0 "\210h\001pV\177", elements = 52, max_element = 64, alloc_increment = 16, size_of_element = 8, malloc_flags = 0}}

        res = 0

        db_name = 0x7f5670015f30

        i = 1

        _db_stack_frame_ = {func = 0x564bcb43df16 "get_schema_tables_result", file = 0x564bcb43b840 "/data/src/10.3/sql/sql_show.cc", level = 2147483657, line = -1, prev = 0x7f571b579650}

        lex = 0x7f5670004b80

        table = 0x7f567001b018

        table_acl_check = {next_local = 0x0, next_global = 0x0, prev_global = 0x0, db = {str = 0x0, length = 0}, table_name = {str = 0x0, length = 0}, schema_table_name = {str = 0x0, length = 0}, alias = {str = 0x0, length = 0}, option = 0x0, on_expr = 0x0, on_context = 0x0, sj_on_expr = 0x0, sj_inner_tables = 0, sj_in_exprs = 0, sj_subq_pred = 0x0, original_subq_pred_used_tables = 0, jtbm_subselect = 0x0, jtbm_table_no = 0, sj_mat_info = 0x0, prep_on_expr = 0x0, cond_equal = 0x0, natural_join = 0x0, is_natural_join = false, join_using_fields = 0x0, join_columns = 0x0, is_join_columns_complete = false, next_name_resolution_table = 0x0, index_hints = 0x0, table = 0x0, table_id = 0, derived_result = 0x0, map = 0, correspondent_table = 0x0, derived = 0x0, with = 0x0, with_internal_reference_map = 0, next_with_rec_ref = 0x0, is_derived_with_recursive_reference = false, block_handle_derived = false, schema_table = 0x0, schema_select_lex = 0x0, schema_table_reformed = false, schema_table_param = 0x0, select_lex = 0x0, view = 0x0, field_translation = 0x0, field_translation_end = 0x0, field_translation_updated = false, merge_underlying_list = 0x0, view_tables = 0x0, belong_to_view = 0x0, belong_to_derived = 0x0, referencing_view = 0x0, view_used_tables = 0, map_exec = 0, tablenr_exec = 0, maybe_null_exec = 0, parent_l = 0x0, security_ctx = 0x0, view_sctx = 0x0, allowed_show = false, where = 0x0, check_option = 0x0, select_stmt = {str = 0x0, length = 0}, md5 = {str = 0x0, length = 0}, source = {str = 0x0, length = 0}, view_db = {str = 0x0, length = 0}, view_name = {str = 0x0, length = 0}, timestamp = {str = 0x0, length = 0}, definer = {<AUTHID> = {user = {str = 0x0, length = 0}, host = {str = 0x0, length = 0}}, plugin = {str = 0x0, length = 0}, auth = {str = 0x0, length = 0}, pwtext = {str = 0x0, length = 0}, pwhash = {str = 0x0, length = 0}}, file_version = 0, mariadb_version = 0, updatable_view = 0, algorithm = 0, view_suid = 0, with_check = 0, effective_with_check = 0 '\000', derived_type = 0 '\000', grant = {grant_table_user = 0x0, grant_table_role = 0x0, version = 0, privilege = 0, want_privilege = 0, orig_want_privilege = 0, m_internal = {m_schema_lookup_done = false, m_schema_access = 0x0, m_table_lookup_done = false, m_table_access = 0x0}}, engine_data = 0, callback_func = 0x0, lock_type = TL_UNLOCK, mdl_type = MDL_INTENTION_EXCLUSIVE, table_options = 0, outer_join = 0, shared = 0, updatable = false, straight = false, updating = false, force_index = false, ignore_leaves = false, crashed = false, dep_tables = 0, on_expr_dep_tables = 0, nested_join = 0x0, embedding = 0x0, join_list = 0x0, lifted = false, cacheable_table = false, table_in_first_from_clause = false, open_type = OT_TEMPORARY_OR_BASE, contain_auto_increment = false, compact_view_format = false, where_processed = false, check_option_processed = false, required_type = TABLE_TYPE_UNKNOWN, db_type = 0x0, timestamp_buffer = '\000' <repeats 19 times>, prelocking_placeholder = TABLE_LIST::PRELOCK_NONE, open_strategy = TABLE_LIST::OPEN_NORMAL, is_alias = false, is_fqtn = false, fill_me = false, merged = false, merged_for_insert = false, sequence = false, used_items = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x0, last = 0x0, elements = 0}, <No data fields>}, persistent_used_items = {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x0, last = 0x0, elements = 0}, <No data fields>}, view_creation_ctx = 0x0, view_client_cs_name = {str = 0x0, length = 0}, view_connection_cl_name = {str = 0x0, length = 0}, view_body_utf8 = {str = 0x0, length = 0}, trg_event_map = 0 '\000', slave_fk_event_map = 0 '\000', optimized_away = false, materialized = false, i_s_requested_object = 0, prohibit_cond_pushdown = false, table_open_method = 0, schema_table_state = NOT_PROCESSED, is_table_read_plan = 0x0, mdl_request = {type = MDL_INTENTION_EXCLUSIVE, duration = MDL_STATEMENT, next_in_list = 0x0, prev_in_list = 0x0, ticket = 0x0, key = {m_length = 0, m_db_name_length = 0, m_hash_value = 0, m_ptr = '\000' <repeats 386 times>}}, partition_names = 0x0, vers_conditions = {type = SYSTEM_TIME_UNSPECIFIED, orig_type = SYSTEM_TIME_UNSPECIFIED, used = false, delete_history = false, start = {<vers_history_point_t> = {unit = VERS_UNDEFINED, item = 0x0}, <No data fields>}, end = {<vers_history_point_t> = {unit = VERS_UNDEFINED, item = 0x0}, <No data fields>}}, for_insert_data = 0 '\000', m_table_ref_type = TABLE_REF_NULL, m_table_ref_version = 0}

        lsel = 0x0

        schema_table = 0x564bcbc30560 <schema_tables+1088>

        plan = 0x7f5670015890

        schema_table_idx = SCH_KEY_COLUMN_USAGE

        db_names = {array = {buffer = 0x7f5670021ae0 "X_\001pV\177", elements = 5, max_element = 16, alloc_increment = 16, size_of_element = 8, malloc_flags = 0}}

        partial_cond = 0x0

        error = 1

        open_tables_state_backup = {<Open_tables_state> = {m_reprepare_observer = 0x0, open_tables = 0x0, temporary_tables = 0x0, derived_tables = 0x7f567001b018, rec_tables = 0x0, lock = 0x7f56700130f0, extra_lock = 0x0, locked_tables_mode = LTM_NONE, current_tablenr = 0, state_flags = 0}, mdl_system_tables_svp = {m_stmt_ticket = 0x0, m_trans_ticket = 0x0}}

        sctx = 0x7f5670002b30

        table_open_method = 2

        can_deadlock = false

        tmp_mem_root = {free = 0x7f5670029d20, used = 0x7f5670071560, pre_alloc = 0x7f5670029d20, min_malloc = 32, block_size = 32721, total_alloc = 98224, block_num = 4, first_block_usage = 0, error_handler = 0x0, name = 0x564bcb43d2f1 "get_all_tables"}

        old_sp_caches = {sp_proc_cache = 0x0, sp_func_cache = 0x0, sp_package_spec_cache = 0x0, sp_package_body_cache = 0x0}

        __PRETTY_FUNCTION__ = "int get_all_tables(THD*, TABLE_LIST*, COND*)"

#35 0x0000564bca8adb91 in get_schema_tables_result (join=0x7f5670013138, executed_place=PROCESSED_BY_JOIN_EXEC) at /data/src/10.3/sql/sql_show.cc:9030

        is_subselect = false

        cond = 0x0

        backup_ctx = {m_thd = 0x7f5670000d90, m_sctx = 0x7f5670002b30}

        check_level_save = {m_thd = 0x7f5670000d90, m_check_level = CHECK_FIELD_IGNORE}

        table_list = 0x7f5670011a60

        thd = 0x7f5670000d90

        lex = 0x7f5670004b80

        result = false

        org_stage = {m_key = 37, m_name = 0x564bcb3fbd95 "Executing", m_flags = -884783680}

        _db_stack_frame_ = {func = 0x564bcb4352e1 "JOIN::exec_inner", file = 0x564bcb4345c0 "/data/src/10.3/sql/sql_select.cc", level = 2147483656, line = -1, prev = 0x7f571b5796c0}

        err_handler = {<Internal_error_handler> = {_vptr.Internal_error_handler = 0x564bcbb297d0 <vtable for Warnings_only_error_handler+16>, m_prev_internal_handler = 0x0}, <No data fields>}

        tab = 0x7f5670014db0

#36 0x0000564bca840f02 in JOIN::exec_inner (this=0x7f5670013138) at /data/src/10.3/sql/sql_select.cc:4114

        columns_list = 0x7f5670005500

        _db_stack_frame_ = {func = 0x564bcb435396 "mysql_select", file = 0x564bcb4345c0 "/data/src/10.3/sql/sql_select.cc", level = 2147483655, line = -1, prev = 0x7f571b5797a0}

        __PRETTY_FUNCTION__ = "void JOIN::exec_inner()"

#37 0x0000564bca84050e in JOIN::exec (this=0x7f5670013138) at /data/src/10.3/sql/sql_select.cc:3945

No locals.

#38 0x0000564bca841837 in mysql_select (thd=0x7f5670000d90, tables=0x7f5670011a60, wild_num=0, fields=@0x7f5670005500: {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x7f56700119c0, last = 0x7f56700119c0, elements = 1}, <No data fields>}, conds=0x0, og_num=0, order=0x0, group=0x0, having=0x0, proc_param=0x0, select_options=2684619520, result=0x7f5670013110, unit=0x7f5670004c40, select_lex=0x7f56700053d8) at /data/src/10.3/sql/sql_select.cc:4354

        err = 0

        free_join = true

        _db_stack_frame_ = {func = 0x564bcb4345fd "handle_select", file = 0x564bcb4345c0 "/data/src/10.3/sql/sql_select.cc", level = 2147483654, line = -1, prev = 0x7f571b579860}

        join = 0x7f5670013138

#39 0x0000564bca832dad in handle_select (thd=0x7f5670000d90, lex=0x7f5670004b80, result=0x7f5670013110, setup_tables_done_option=0) at /data/src/10.3/sql/sql_select.cc:372

        unit = 0x7f5670004c40

        res = false

        select_lex = 0x7f56700053d8

        _db_stack_frame_ = {func = 0x564bcb4292c8 "mysql_execute_command", file = 0x564bcb4286a8 "/data/src/10.3/sql/sql_parse.cc", level = 2147483653, line = -1, prev = 0x7f571b579ed0}

#40 0x0000564bca7f9d90 in execute_sqlcom_select (thd=0x7f5670000d90, all_tables=0x7f5670011a60) at /data/src/10.3/sql/sql_parse.cc:6339

        save_protocol = 0x0

        lex = 0x7f5670004b80

        result = 0x7f5670013110

        res = false

        __PRETTY_FUNCTION__ = "bool execute_sqlcom_select(THD*, TABLE_LIST*)"

#41 0x0000564bca7f0798 in mysql_execute_command (thd=0x7f5670000d90) at /data/src/10.3/sql/sql_parse.cc:3870

        privileges_requested = 1

        res = 0

        up_result = 0

        lex = 0x7f5670004b80

        select_lex = 0x7f56700053d8

        first_table = 0x7f5670011a60

        all_tables = 0x7f5670011a60

        unit = 0x7f5670004c40

        have_table_map_for_update = false

        rpl_filter = 0x388cb3ab084

        _db_stack_frame_ = {func = 0x564bcb42a5a0 "mysql_parse", file = 0x564bcb4286a8 "/data/src/10.3/sql/sql_parse.cc", level = 2147483652, line = -1, prev = 0x7f571b57a400}

        __PRETTY_FUNCTION__ = "int mysql_execute_command(THD*)"

        orig_binlog_format = BINLOG_FORMAT_MIXED

        orig_current_stmt_binlog_format = BINLOG_FORMAT_STMT

#42 0x0000564bca7fe090 in mysql_parse (thd=0x7f5670000d90, rawbuf=0x7f5670011718 "SELECT COUNT(*) FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE", length=56, parser_state=0x7f571b57a5b0, is_com_multi=false, is_next_command=false) at /data/src/10.3/sql/sql_parse.cc:7870

        found_semicolon = 0x0

        error = 32598

        lex = 0x7f5670004b80

        err = false

        _db_stack_frame_ = {func = 0x564bcb428b32 "dispatch_command", file = 0x564bcb4286a8 "/data/src/10.3/sql/sql_parse.cc", level = 2147483651, line = -1, prev = 0x7f571b57a590}

        __PRETTY_FUNCTION__ = "void mysql_parse(THD*, char*, uint, Parser_state*, bool, bool)"

#43 0x0000564bca7ea8c5 in dispatch_command (command=COM_QUERY, thd=0x7f5670000d90, packet=0x7f5670008f31 "SELECT COUNT(*) FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE", packet_length=56, is_com_multi=false, is_next_command=false) at /data/src/10.3/sql/sql_parse.cc:1852

        packet_end = 0x7f5670011750 ""

        parser_state = {m_lip = {lookahead_token = -1, lookahead_yylval = 0x0, m_thd = 0x7f5670000d90, m_ptr = 0x7f5670011751 "\004", m_tok_start = 0x7f5670011751 "\004", m_tok_end = 0x7f5670011751 "\004", m_end_of_query = 0x7f5670011750 "", m_tok_start_prev = 0x7f5670011750 "", m_buf = 0x7f5670011718 "SELECT COUNT(*) FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE", m_buf_length = 56, m_echo = true, m_echo_saved = false, m_cpp_buf = 0x7f56700117a8 "SELECT COUNT(*) FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE", m_cpp_ptr = 0x7f56700117e0 "", m_cpp_tok_start = 0x7f56700117e0 "", m_cpp_tok_start_prev = 0x7f56700117e0 "", m_cpp_tok_end = 0x7f56700117e0 "", m_body_utf8 = 0x0, m_body_utf8_ptr = 0x0, m_cpp_utf8_processed_ptr = 0x0, next_state = MY_LEX_END, found_semicolon = 0x0, ignore_space = false, stmt_prepare_mode = false, multi_statements = true, yylineno = 1, m_digest = 0x0, in_comment = NO_COMMENT, in_comment_saved = (PRESERVE_COMMENT | DISCARD_COMMENT | unknown: 0x5648), m_cpp_text_start = 0x7f56700117d0 "KEY_COLUMN_USAGE", m_cpp_text_end = 0x7f56700117e0 "", m_underscore_cs = 0x0}, m_yacc = {yacc_yyss = 0x0, yacc_yyvs = 0x0, m_set_signal_info = {m_item = {0x0 <repeats 12 times>}}, m_lock_type = TL_READ_DEFAULT, m_mdl_type = MDL_SHARED_READ}, m_digest_psi = 0x7f5670004658}

        net = 0x7f5670001098

        error = false

        do_end_of_statement = true

        _db_stack_frame_ = {func = 0x564bcb4288bd "do_command", file = 0x564bcb4286a8 "/data/src/10.3/sql/sql_parse.cc", level = 2147483650, line = -1, prev = 0x7f571b57adf0}

        drop_more_results = false

        __PRETTY_FUNCTION__ = "bool dispatch_command(enum_server_command, THD*, char*, uint, bool, bool)"

        res = <optimized out>

#44 0x0000564bca7e9283 in do_command (thd=0x7f5670000d90) at /data/src/10.3/sql/sql_parse.cc:1398

        return_value = false

        packet = 0x7f5670008f30 "\003SELECT COUNT(*) FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE"

        packet_length = 57

        net = 0x7f5670001098

        command = COM_QUERY

        _db_stack_frame_ = {func = 0x564bcb7aa7d0 "?func", file = 0x564bcb7aa7d6 "?file", level = 2147483649, line = -1, prev = 0x0}

        __PRETTY_FUNCTION__ = "bool do_command(THD*)"

#45 0x0000564bca966878 in do_handle_one_connection (connect=0x564bccf079e0) at /data/src/10.3/sql/sql_connect.cc:1403

        create_user = true

        thr_create_utime = 3363202339903

        thd = 0x7f5670000d90

#46 0x0000564bca9665e3 in handle_one_connection (arg=0x564bccf079e0) at /data/src/10.3/sql/sql_connect.cc:1308

        connect = 0x564bccf079e0

#47 0x0000564bcb315b3a in pfs_spawn_thread (arg=0x564bccf0a820) at /data/src/10.3/storage/perfschema/pfs.cc:1869

        typed_arg = 0x564bccf0a820

        user_arg = 0x564bccf079e0

        user_start_routine = 0x564bca9665b3 <handle_one_connection(void*)>

        pfs = 0x7f57247b1980

        klass = 0x564bcca0b280

#48 0x00007f5726638ea7 in start_thread (arg=<optimized out>) at pthread_create.c:477

        ret = <optimized out>

        pd = <optimized out>

        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140012097615616, 8686191492583476441, 140732799465870, 140732799465871, 140012097613760, 311296, -8780405691732636455, -8780398717737939751}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}

        not_first_call = 0

#49 0x00007f5726568def in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95