Details
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Bug
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Status: Closed (View Workflow)
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Major
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Resolution: Duplicate
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11.3.0
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None
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Ubuntu 20.04
Description
Run these queries in debug build:
CREATE TABLE x ( x VARCHAR ( 1 ) ) ; |
INSERT INTO x ( x ) VALUES ( 'x' ) , ( NULL ) , ( 'x' ) , ( NULL ) ; |
SELECT x AS x , x AS x FROM x GROUP BY x , x HAVING ( ( x >= ( 1.000000 % FALSE AND x = x AND x = 1 ) AND x < 1 ) = 1 AND x = ( SELECT x FROM x AS x GROUP BY x ORDER BY x * 1 , x ASC , x DESC ) ) ORDER BY x / 1 ; |
Will trigger heap-use-after-free.
ASAN info:
==173985==ERROR: AddressSanitizer: heap-use-after-free on address 0x61a000660200 at pc 0x55555738207d bp 0x7fffd193c3a0 sp 0x7fffd193c390
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READ of size 8 at 0x61a000660200 thread T15
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#0 0x55555738207c in calc_group_buffer(TMP_TABLE_PARAM*, st_order*) /home/wx/mariadb-11.3.0/sql/sql_select.cc:28029
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#1 0x555557382512 in calc_group_buffer /home/wx/mariadb-11.3.0/sql/sql_select.cc:28100
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#2 0x5555572c8036 in JOIN::optimize_stage2() /home/wx/mariadb-11.3.0/sql/sql_select.cc:3122
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#3 0x5555572c2f33 in JOIN::optimize_inner() /home/wx/mariadb-11.3.0/sql/sql_select.cc:2650
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#4 0x5555572bbba5 in JOIN::optimize() /home/wx/mariadb-11.3.0/sql/sql_select.cc:1944
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#5 0x555557143850 in st_select_lex::optimize_unflattened_subqueries(bool) /home/wx/mariadb-11.3.0/sql/sql_lex.cc:4916
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#6 0x5555577b7508 in JOIN::optimize_unflattened_subqueries() /home/wx/mariadb-11.3.0/sql/opt_subselect.cc:5864
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#7 0x5555572c91e6 in JOIN::optimize_stage2() /home/wx/mariadb-11.3.0/sql/sql_select.cc:3229
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#8 0x5555572c2f33 in JOIN::optimize_inner() /home/wx/mariadb-11.3.0/sql/sql_select.cc:2650
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#9 0x5555572bbba5 in JOIN::optimize() /home/wx/mariadb-11.3.0/sql/sql_select.cc:1944
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#10 0x5555572dd9b9 in mysql_select(THD*, TABLE_LIST*, List<Item>&, Item*, unsigned int, st_order*, st_order*, Item*, st_order*, unsigned long long, select_result*, st_select_lex_unit*, st_select_lex*) /home/wx/mariadb-11.3.0/sql/sql_select.cc:5235
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#11 0x5555572ad189 in handle_select(THD*, LEX*, select_result*, unsigned long long) /home/wx/mariadb-11.3.0/sql/sql_select.cc:628
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#12 0x5555571ce582 in execute_sqlcom_select /home/wx/mariadb-11.3.0/sql/sql_parse.cc:6013
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#13 0x5555571becf5 in mysql_execute_command(THD*, bool) /home/wx/mariadb-11.3.0/sql/sql_parse.cc:3912
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#14 0x5555571d95e1 in mysql_parse(THD*, char*, unsigned int, Parser_state*) /home/wx/mariadb-11.3.0/sql/sql_parse.cc:7734
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#15 0x5555571b1236 in dispatch_command(enum_server_command, THD*, char*, unsigned int, bool) /home/wx/mariadb-11.3.0/sql/sql_parse.cc:1893
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#16 0x5555571adf7b in do_command(THD*, bool) /home/wx/mariadb-11.3.0/sql/sql_parse.cc:1406
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#17 0x55555768e556 in do_handle_one_connection(CONNECT*, bool) /home/wx/mariadb-11.3.0/sql/sql_connect.cc:1445
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#18 0x55555768deb3 in handle_one_connection /home/wx/mariadb-11.3.0/sql/sql_connect.cc:1347
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#19 0x5555582fa34f in pfs_spawn_thread /home/wx/mariadb-11.3.0/storage/perfschema/pfs.cc:2201
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#20 0x7ffff7115608 in start_thread /build/glibc-SzIz7B/glibc-2.31/nptl/pthread_create.c:477
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#21 0x7ffff6ce8132 in __clone (/lib/x86_64-linux-gnu/libc.so.6+0x11f132)
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0x61a000660200 is located 384 bytes inside of 1156-byte region [0x61a000660080,0x61a000660504)
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freed by thread T15 here:
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#0 0x7ffff769040f in __interceptor_free ../../../../src/libsanitizer/asan/asan_malloc_linux.cc:122
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#1 0x555558f38d44 in free_memory /home/wx/mariadb-11.3.0/mysys/safemalloc.c:297
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#2 0x555558f38181 in sf_free /home/wx/mariadb-11.3.0/mysys/safemalloc.c:203
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#3 0x555558f05c31 in my_free /home/wx/mariadb-11.3.0/mysys/my_malloc.c:217
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#4 0x555558edf55d in root_free /home/wx/mariadb-11.3.0/mysys/my_alloc.c:83
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#5 0x555558ee1ef8 in free_root /home/wx/mariadb-11.3.0/mysys/my_alloc.c:515
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#6 0x55555735c1ac in free_tmp_table(THD*, TABLE*) /home/wx/mariadb-11.3.0/sql/sql_select.cc:22713
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#7 0x55555732c895 in JOIN::cleanup(bool) /home/wx/mariadb-11.3.0/sql/sql_select.cc:16348
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#8 0x5555572dc5cb in JOIN::destroy() /home/wx/mariadb-11.3.0/sql/sql_select.cc:4970
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#9 0x55555752ecd5 in st_select_lex::cleanup() /home/wx/mariadb-11.3.0/sql/sql_union.cc:2905
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#10 0x555557dcbd06 in subselect_single_select_engine::prepare(THD*) /home/wx/mariadb-11.3.0/sql/item_subselect.cc:3933
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#11 0x555557da5ca4 in Item_subselect::fix_fields(THD*, Item**) /home/wx/mariadb-11.3.0/sql/item_subselect.cc:296
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#12 0x555556f0404e in Item::fix_fields_if_needed(THD*, Item**) /home/wx/mariadb-11.3.0/sql/item.h:1147
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#13 0x555557c6c9f1 in Item_func::fix_fields(THD*, Item**) /home/wx/mariadb-11.3.0/sql/item_func.cc:349
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#14 0x555556f0404e in Item::fix_fields_if_needed(THD*, Item**) /home/wx/mariadb-11.3.0/sql/item.h:1147
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#15 0x555556f04088 in Item::fix_fields_if_needed_for_scalar(THD*, Item**) /home/wx/mariadb-11.3.0/sql/item.h:1156
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#16 0x55555703235a in Item::fix_fields_if_needed_for_bool(THD*, Item**) /home/wx/mariadb-11.3.0/sql/item.h:1160
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#17 0x555557c13a3a in Item_cond::fix_fields(THD*, Item**) /home/wx/mariadb-11.3.0/sql/item_cmpfunc.cc:4941
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#18 0x555556f0404e in Item::fix_fields_if_needed(THD*, Item**) /home/wx/mariadb-11.3.0/sql/item.h:1147
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#19 0x555557c6c9f1 in Item_func::fix_fields(THD*, Item**) /home/wx/mariadb-11.3.0/sql/item_func.cc:349
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#20 0x555556f0404e in Item::fix_fields_if_needed(THD*, Item**) /home/wx/mariadb-11.3.0/sql/item.h:1147
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#21 0x555556f04088 in Item::fix_fields_if_needed_for_scalar(THD*, Item**) /home/wx/mariadb-11.3.0/sql/item.h:1156
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#22 0x55555703235a in Item::fix_fields_if_needed_for_bool(THD*, Item**) /home/wx/mariadb-11.3.0/sql/item.h:1160
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#23 0x555557c13a3a in Item_cond::fix_fields(THD*, Item**) /home/wx/mariadb-11.3.0/sql/item_cmpfunc.cc:4941
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#24 0x555556f0404e in Item::fix_fields_if_needed(THD*, Item**) /home/wx/mariadb-11.3.0/sql/item.h:1147
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#25 0x555557c6c9f1 in Item_func::fix_fields(THD*, Item**) /home/wx/mariadb-11.3.0/sql/item_func.cc:349
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#26 0x55555717464d in st_select_lex::pushdown_from_having_into_where(THD*, Item*) /home/wx/mariadb-11.3.0/sql/sql_lex.cc:11284
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#27 0x5555572c0713 in JOIN::optimize_inner() /home/wx/mariadb-11.3.0/sql/sql_select.cc:2381
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#28 0x5555572bbba5 in JOIN::optimize() /home/wx/mariadb-11.3.0/sql/sql_select.cc:1944
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#29 0x5555572dd9b9 in mysql_select(THD*, TABLE_LIST*, List<Item>&, Item*, unsigned int, st_order*, st_order*, Item*, st_order*, unsigned long long, select_result*, st_select_lex_unit*, st_select_lex*) /home/wx/mariadb-11.3.0/sql/sql_select.cc:5235
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previously allocated by thread T15 here:
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#0 0x7ffff7690808 in __interceptor_malloc ../../../../src/libsanitizer/asan/asan_malloc_linux.cc:144
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#1 0x555558f37b35 in sf_malloc /home/wx/mariadb-11.3.0/mysys/safemalloc.c:126
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#2 0x555558f04d7e in my_malloc /home/wx/mariadb-11.3.0/mysys/my_malloc.c:89
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#3 0x555558edf4d5 in root_alloc /home/wx/mariadb-11.3.0/mysys/my_alloc.c:71
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#4 0x555558ee0d78 in alloc_root /home/wx/mariadb-11.3.0/mysys/my_alloc.c:339
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#5 0x5555573ac1ac in Field::operator new(unsigned long, st_mem_root*) /home/wx/mariadb-11.3.0/sql/field.h:771
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#6 0x5555578c702e in Type_handler_double::make_table_field_from_def(TABLE_SHARE*, st_mem_root*, st_mysql_const_lex_string const*, Record_addr const&, Bit_addr const&, Column_definition_attributes const*, unsigned int) const /home/wx/mariadb-11.3.0/sql/sql_type.cc:8076
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#7 0x5555578ad464 in Type_handler_real_result::make_table_field(st_mem_root*, st_mysql_const_lex_string const*, Record_addr const&, Type_all_attributes const&, TABLE_SHARE*) const /home/wx/mariadb-11.3.0/sql/sql_type.cc:3601
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#8 0x5555578acd0a in Type_handler::make_and_init_table_field(st_mem_root*, st_mysql_const_lex_string const*, Record_addr const&, Type_all_attributes const&, TABLE*) const /home/wx/mariadb-11.3.0/sql/sql_type.cc:3558
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#9 0x555557346c00 in Item_result_field::create_tmp_field_ex_from_handler(st_mem_root*, TABLE*, Tmp_field_src*, Tmp_field_param const*, Type_handler const*) /home/wx/mariadb-11.3.0/sql/sql_select.cc:20737
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#10 0x555556ea70b9 in Item_result_field::create_tmp_field_ex(st_mem_root*, TABLE*, Tmp_field_src*, Tmp_field_param const*) /home/wx/mariadb-11.3.0/sql/item.h:3478
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#11 0x555557347540 in create_tmp_field(TABLE*, Item*, Item***, Field**, Field**, bool, bool, bool, bool) /home/wx/mariadb-11.3.0/sql/sql_select.cc:20823
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#12 0x55555734c152 in Create_tmp_table::add_fields(THD*, TABLE*, TMP_TABLE_PARAM*, List<Item>&) /home/wx/mariadb-11.3.0/sql/sql_select.cc:21261
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#13 0x555557355331 in create_tmp_table(THD*, TMP_TABLE_PARAM*, List<Item>&, st_order*, bool, bool, unsigned long long, unsigned long long, st_mysql_const_lex_string const*, bool, bool) /home/wx/mariadb-11.3.0/sql/sql_select.cc:21920
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#14 0x5555572d3c99 in JOIN::create_postjoin_aggr_table(st_join_table*, List<Item>*, st_order*, bool, bool, bool) /home/wx/mariadb-11.3.0/sql/sql_select.cc:4215
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#15 0x5555572cf218 in JOIN::make_aggr_tables_info() /home/wx/mariadb-11.3.0/sql/sql_select.cc:3775
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#16 0x5555572ca92f in JOIN::optimize_stage2() /home/wx/mariadb-11.3.0/sql/sql_select.cc:3397
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#17 0x5555572c2f33 in JOIN::optimize_inner() /home/wx/mariadb-11.3.0/sql/sql_select.cc:2650
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#18 0x5555572bbba5 in JOIN::optimize() /home/wx/mariadb-11.3.0/sql/sql_select.cc:1944
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#19 0x555557143850 in st_select_lex::optimize_unflattened_subqueries(bool) /home/wx/mariadb-11.3.0/sql/sql_lex.cc:4916
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#20 0x5555577b75f5 in JOIN::optimize_constant_subqueries() /home/wx/mariadb-11.3.0/sql/opt_subselect.cc:5898
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#21 0x5555572beb78 in JOIN::optimize_inner() /home/wx/mariadb-11.3.0/sql/sql_select.cc:2274
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#22 0x5555572bbba5 in JOIN::optimize() /home/wx/mariadb-11.3.0/sql/sql_select.cc:1944
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#23 0x5555572dd9b9 in mysql_select(THD*, TABLE_LIST*, List<Item>&, Item*, unsigned int, st_order*, st_order*, Item*, st_order*, unsigned long long, select_result*, st_select_lex_unit*, st_select_lex*) /home/wx/mariadb-11.3.0/sql/sql_select.cc:5235
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#24 0x5555572ad189 in handle_select(THD*, LEX*, select_result*, unsigned long long) /home/wx/mariadb-11.3.0/sql/sql_select.cc:628
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#25 0x5555571ce582 in execute_sqlcom_select /home/wx/mariadb-11.3.0/sql/sql_parse.cc:6013
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#26 0x5555571becf5 in mysql_execute_command(THD*, bool) /home/wx/mariadb-11.3.0/sql/sql_parse.cc:3912
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#27 0x5555571d95e1 in mysql_parse(THD*, char*, unsigned int, Parser_state*) /home/wx/mariadb-11.3.0/sql/sql_parse.cc:7734
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#28 0x5555571b1236 in dispatch_command(enum_server_command, THD*, char*, unsigned int, bool) /home/wx/mariadb-11.3.0/sql/sql_parse.cc:1893
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#29 0x5555571adf7b in do_command(THD*, bool) /home/wx/mariadb-11.3.0/sql/sql_parse.cc:1406
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Thread T15 created by T0 here:
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#0 0x7ffff75bd815 in __interceptor_pthread_create ../../../../src/libsanitizer/asan/asan_interceptors.cc:208
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#1 0x5555582f5f2c in my_thread_create /home/wx/mariadb-11.3.0/storage/perfschema/my_thread.h:52
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#2 0x5555582fa742 in pfs_spawn_thread_v1 /home/wx/mariadb-11.3.0/storage/perfschema/pfs.cc:2252
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#3 0x555556dea0f9 in inline_mysql_thread_create /home/wx/mariadb-11.3.0/include/mysql/psi/mysql_thread.h:1139
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#4 0x555556e02aac in create_thread_to_handle_connection(CONNECT*) /home/wx/mariadb-11.3.0/sql/mysqld.cc:6150
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#5 0x555556e0313c in create_new_thread(CONNECT*) /home/wx/mariadb-11.3.0/sql/mysqld.cc:6212
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#6 0x555556e034a9 in handle_accepted_socket(st_mysql_socket, st_mysql_socket) /home/wx/mariadb-11.3.0/sql/mysqld.cc:6274
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#7 0x555556e03e9f in handle_connections_sockets() /home/wx/mariadb-11.3.0/sql/mysqld.cc:6398
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#8 0x555556e022b9 in mysqld_main(int, char**) /home/wx/mariadb-11.3.0/sql/mysqld.cc:6045
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#9 0x555556de91ac in main /home/wx/mariadb-11.3.0/sql/main.cc:34
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#10 0x7ffff6bed082 in __libc_start_main ../csu/libc-start.c:308
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SUMMARY: AddressSanitizer: heap-use-after-free /home/wx/mariadb-11.3.0/sql/sql_select.cc:28029 in calc_group_buffer(TMP_TABLE_PARAM*, st_order*)
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Shadow bytes around the buggy address:
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0x0c34800c3ff0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
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0x0c34800c4000: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
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0x0c34800c4010: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
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0x0c34800c4020: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
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0x0c34800c4030: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
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=>0x0c34800c4040:[fd]fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
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0x0c34800c4050: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
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0x0c34800c4060: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
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0x0c34800c4070: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
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0x0c34800c4080: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
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0x0c34800c4090: fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd fd
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Shadow byte legend (one shadow byte represents 8 application bytes):
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Addressable: 00
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Partially addressable: 01 02 03 04 05 06 07
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Heap left redzone: fa
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Freed heap region: fd
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Stack left redzone: f1
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Stack mid redzone: f2
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Stack right redzone: f3
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Stack after return: f5
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Stack use after scope: f8
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Global redzone: f9
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Global init order: f6
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Poisoned by user: f7
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Container overflow: fc
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Array cookie: ac
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Intra object redzone: bb
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ASan internal: fe
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Left alloca redzone: ca
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Right alloca redzone: cb
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Shadow gap: cc
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==173985==ABORTING
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Attachments
Issue Links
- duplicates
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MDEV-29363 Constant subquery causing a crash in pushdown optimization
- Closed