LSAN: LeakSanitizer: detected memory leaks in operator new

SELECT * FROM information_schema.all_plugins;

SHUTDOWN;

==3697323==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 240 byte(s) in 1 object(s) allocated from:

    #0 0x55f3d83d0131 in operator new(unsigned long) (/test/UBASAN_MD191224-mariadb-11.8.0-linux-x86_64-dbg/bin/mariadbd+0x42ed131) (BuildId: 6806f131f56caa3fd079d953e4400ba5ec496093)

    #1 0x14edcd65d731  (<unknown module>)

    #2 0x14edcd65d6bc  (<unknown module>)

    #3 0x14edcd2a4a01  (<unknown module>)

    #4 0x14edcca64afe  (<unknown module>)

    #5 0x14edcb75e489  (<unknown module>)

    #6 0x14edcb46cb6b  (<unknown module>)

    #7 0x14edcb47a17b  (<unknown module>)

    #8 0x14edffa4c71e in call_init elf/dl-init.c:74:3

    #9 0x14edffa4c823 in call_init elf/dl-init.c:120:14

    #10 0x14edffa4c823 in _dl_init elf/dl-init.c:121:5

    #11 0x14edffa485b1 in _dl_catch_exception elf/dl-catch.c:211:7

    #12 0x14edffa53d7b in dl_open_worker elf/dl-open.c:829:5

    #13 0x14edffa53d7b in dl_open_worker elf/dl-open.c:792:1

    #14 0x14edffa4851b in _dl_catch_exception elf/dl-catch.c:237:8

    #15 0x14edffa54163 in _dl_open elf/dl-open.c:905:17

    #16 0x14edff098193 in dlopen_doit dlfcn/dlopen.c:56:15

    #17 0x14edffa4851b in _dl_catch_exception elf/dl-catch.c:237:8

    #18 0x14edffa48668 in _dl_catch_error elf/dl-catch.c:256:19

    #19 0x14edff097c72 in _dlerror_run dlfcn/dlerror.c:138:17

    #20 0x14edff09824e in dlopen_implementation dlfcn/dlopen.c:71:10

    #21 0x14edff09824e in dlopen dlfcn/dlopen.c:81:12

    #22 0x55f3d8357533 in dlopen (/test/UBASAN_MD191224-mariadb-11.8.0-linux-x86_64-dbg/bin/mariadbd+0x4274533) (BuildId: 6806f131f56caa3fd079d953e4400ba5ec496093)

    #23 0x55f3d93f46d3 in plugin_dl_add(st_mysql_const_lex_string const*, unsigned long) /test/11.8_dbg_san/sql/sql_plugin.cc:778:27

    #24 0x55f3d93f3512 in plugin_dl_foreach(THD*, st_mysql_const_lex_string const*, char (*)(THD*, st_plugin_int**, void*), void*) /test/11.8_dbg_san/sql/sql_plugin.cc:2599:30

    #25 0x55f3d99e4fe6 in fill_all_plugins(THD*, TABLE_LIST*, Item*) /test/11.8_dbg_san/sql/sql_show.cc:426:9

    #26 0x55f3d9af638c in get_schema_tables_result(JOIN*, enum_schema_table_state) /test/11.8_dbg_san/sql/sql_show.cc:9689:11

    #27 0x55f3d971669e in JOIN::exec_inner() /test/11.8_dbg_san/sql/sql_select.cc:4998:7

    #28 0x55f3d971056a in JOIN::exec() /test/11.8_dbg_san/sql/sql_select.cc:4820:8

    #29 0x55f3d95aea79 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*) /test/11.8_dbg_san/sql/sql_select.cc:5353:21

    #30 0x55f3d95aa137 in handle_select(THD*, LEX*, select_result*, unsigned long long) /test/11.8_dbg_san/sql/sql_select.cc:633:10

    #31 0x55f3d9295ee0 in execute_sqlcom_select(THD*, TABLE_LIST*) /test/11.8_dbg_san/sql/sql_parse.cc:6177:12

    #32 0x55f3d9235dcc in mysql_execute_command(THD*, bool) /test/11.8_dbg_san/sql/sql_parse.cc:3966:12

SUMMARY: AddressSanitizer: 240 byte(s) leaked in 1 allocation(s).

==3697282==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 240 byte(s) in 1 object(s) allocated from:

    #0 0x55989b335641 in operator new(unsigned long) (/test/UBASAN_MD191224-mariadb-11.8.0-linux-x86_64-opt/bin/mariadbd+0x1edd641) (BuildId: d6d823bd2afe91e8ccd044c6ac5d703cff561672)

    #1 0x1519774a58b0  (<unknown module>)

    #2 0x1519772be2ce  (<unknown module>)

    #3 0x151976ecc134  (<unknown module>)

    #4 0x15197647e80e  (<unknown module>)

    #5 0x1519a6d1471e in call_init elf/dl-init.c:74:3

    #6 0x1519a6d14823 in call_init elf/dl-init.c:120:14

    #7 0x1519a6d14823 in _dl_init elf/dl-init.c:121:5

    #8 0x1519a6d105b1 in _dl_catch_exception elf/dl-catch.c:211:7

    #9 0x1519a6d1bd7b in dl_open_worker elf/dl-open.c:829:5

    #10 0x1519a6d1bd7b in dl_open_worker elf/dl-open.c:792:1

    #11 0x1519a6d1051b in _dl_catch_exception elf/dl-catch.c:237:8

    #12 0x1519a6d1c163 in _dl_open elf/dl-open.c:905:17

    #13 0x1519a6498193 in dlopen_doit dlfcn/dlopen.c:56:15

    #14 0x1519a6d1051b in _dl_catch_exception elf/dl-catch.c:237:8

    #15 0x1519a6d10668 in _dl_catch_error elf/dl-catch.c:256:19

    #16 0x1519a6497c72 in _dlerror_run dlfcn/dlerror.c:138:17

    #17 0x1519a649824e in dlopen_implementation dlfcn/dlopen.c:71:10

    #18 0x1519a649824e in dlopen dlfcn/dlopen.c:81:12

    #19 0x55989b2bca43 in dlopen (/test/UBASAN_MD191224-mariadb-11.8.0-linux-x86_64-opt/bin/mariadbd+0x1e64a43) (BuildId: d6d823bd2afe91e8ccd044c6ac5d703cff561672)

    #20 0x55989bab2947 in plugin_dl_add(st_mysql_const_lex_string const*, unsigned long) /test/11.8_opt_san/sql/sql_plugin.cc:778:27

    #21 0x55989bab21f4 in plugin_dl_foreach(THD*, st_mysql_const_lex_string const*, char (*)(THD*, st_plugin_int*, void*), void*) /test/11.8_opt_san/sql/sql_plugin.cc:2599:30

    #22 0x55989bd5be51 in fill_all_plugins(THD*, TABLE_LIST*, Item*) /test/11.8_opt_san/sql/sql_show.cc:426:9

    #23 0x55989bde22c1 in get_schema_tables_result(JOIN*, enum_schema_table_state) /test/11.8_opt_san/sql/sql_show.cc:9689:11

    #24 0x55989bc0da35 in JOIN::exec_inner() /test/11.8_opt_san/sql/sql_select.cc:4998:7

    #25 0x55989bc0be21 in JOIN::exec() /test/11.8_opt_san/sql/sql_select.cc:4820:8

    #26 0x55989bb68a2b 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*) /test/11.8_opt_san/sql/sql_select.cc:5353:21

    #27 0x55989bb66c4d in handle_select(THD*, LEX*, select_result*, unsigned long long) /test/11.8_opt_san/sql/sql_select.cc:633:10

    #28 0x55989ba1adac in execute_sqlcom_select(THD*, TABLE_LIST*) /test/11.8_opt_san/sql/sql_parse.cc:6177:12

    #29 0x55989b9fffc7 in mysql_execute_command(THD*, bool) /test/11.8_opt_san/sql/sql_parse.cc:3966:12

    #30 0x55989b9c8c92 in mysql_parse(THD*, char*, unsigned int, Parser_state*) /test/11.8_opt_san/sql/sql_parse.cc:7901:18

    #31 0x55989b9bdb9e in dispatch_command(enum_server_command, THD*, char*, unsigned int, bool) /test/11.8_opt_san/sql/sql_parse.cc:1903:7

    #32 0x55989b9cba6e in do_command(THD*, bool) /test/11.8_opt_san/sql/sql_parse.cc:1416:17

SUMMARY: AddressSanitizer: 240 byte(s) leaked in 1 allocation(s).

Compiled with a recent version of Clang (I used Clang 18.1.3) with LLVM 18. Ubuntu instructions:

     # Note: llvm-17-linker-tools installs /usr/lib/llvm-17/lib/LLVMgold.so, which is needed for compilation, and LLVMgold.so is no longer included in LLVM 18

     sudo apt install clang llvm-18 llvm-18-linker-tools llvm-18-runtime llvm-18-tools llvm-18-dev libstdc++-14-dev llvm-dev llvm-17-linker-tools

     sudo ln -s /usr/lib/llvm-17/lib/LLVMgold.so /usr/lib/llvm-18/lib/LLVMgold.so

Compiled with: '-DCMAKE_C_COMPILER=/usr/bin/clang -DCMAKE_CXX_COMPILER=/usr/bin/clang++' and:

    -DWITH_ASAN=ON -DWITH_ASAN_SCOPE=ON -DWITH_UBSAN=ON -DWSREP_LIB_WITH_ASAN=ON

Set before execution:

    export ASAN_OPTIONS=quarantine_size_mb=512:atexit=0:detect_invalid_pointer_pairs=3:dump_instruction_bytes=1:abort_on_error=1:allocator_may_return_null=1