==26140==ERROR: AddressSanitizer: use-after-poison on address 0x62b0000009c0 at pc 0x55d1c05dd2d7 bp 0x7f68dddface0 sp 0x7f68dddfacd8
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READ of size 1 at 0x62b0000009c0 thread T5
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#0 0x55d1c05dd2d6 in Item_ident::print(String*, enum_query_type) /data/src/10.2/sql/item.cc:2724
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#1 0x55d1c05ff735 in Item_field::print(String*, enum_query_type) /data/src/10.2/sql/item.cc:7390
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#2 0x55d1c05ccccc in Item::print_parenthesised(String*, enum_query_type, precedence) /data/src/10.2/sql/item.cc:582
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#3 0x55d1c0173cc3 in Item::print_for_table_def(String*) /data/src/10.2/sql/item.h:1312
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#4 0x55d1c0174525 in Virtual_column_info::print(String*) /data/src/10.2/sql/item.h:6039
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#5 0x55d1c0128ef5 in show_create_table(THD*, TABLE_LIST*, String*, Table_specification_st*, enum_with_db_name) /data/src/10.2/sql/sql_show.cc:1985
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#6 0x55d1c0123eb5 in mysqld_show_create_get_fields(THD*, TABLE_LIST*, List<Item>*, String*) /data/src/10.2/sql/sql_show.cc:1251
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#7 0x55d1c0124655 in mysqld_show_create(THD*, TABLE_LIST*) /data/src/10.2/sql/sql_show.cc:1324
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#8 0x55d1bffbf48b in mysql_execute_command(THD*) /data/src/10.2/sql/sql_parse.cc:4241
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#9 0x55d1bffd73a0 in mysql_parse(THD*, char*, unsigned int, Parser_state*, bool, bool) /data/src/10.2/sql/sql_parse.cc:7924
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#10 0x55d1bffb2577 in dispatch_command(enum_server_command, THD*, char*, unsigned int, bool, bool) /data/src/10.2/sql/sql_parse.cc:1820
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#11 0x55d1bffaf61b in do_command(THD*) /data/src/10.2/sql/sql_parse.cc:1374
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#12 0x55d1c02eb6c3 in do_handle_one_connection(CONNECT*) /data/src/10.2/sql/sql_connect.cc:1335
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#13 0x55d1c02eb0d8 in handle_one_connection /data/src/10.2/sql/sql_connect.cc:1241
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#14 0x55d1c0cf8343 in pfs_spawn_thread /data/src/10.2/storage/perfschema/pfs.cc:1862
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#15 0x7f68ea281493 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x7493)
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#16 0x7f68e866793e in __clone (/lib/x86_64-linux-gnu/libc.so.6+0xe893e)
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0x62b0000009c0 is located 1984 bytes inside of 24716-byte region [0x62b000000200,0x62b00000628c)
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allocated by thread T5 here:
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#0 0x7f68ea4eb73f in malloc (/usr/lib/x86_64-linux-gnu/libasan.so.1+0x5473f)
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#1 0x55d1c1618193 in sf_malloc /data/src/10.2/mysys/safemalloc.c:118
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#2 0x55d1c15e73fc in my_malloc /data/src/10.2/mysys/my_malloc.c:101
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#3 0x55d1c15c7a4f in reset_root_defaults /data/src/10.2/mysys/my_alloc.c:146
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#4 0x55d1bff06109 in THD::init_for_queries() /data/src/10.2/sql/sql_class.cc:1404
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#5 0x55d1c02eaa95 in prepare_new_connection_state(THD*) /data/src/10.2/sql/sql_connect.cc:1172
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#6 0x55d1c02eb11e in thd_prepare_connection(THD*) /data/src/10.2/sql/sql_connect.cc:1256
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#7 0x55d1c02eb699 in do_handle_one_connection(CONNECT*) /data/src/10.2/sql/sql_connect.cc:1326
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#8 0x55d1c02eb0d8 in handle_one_connection /data/src/10.2/sql/sql_connect.cc:1241
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#9 0x55d1c0cf8343 in pfs_spawn_thread /data/src/10.2/storage/perfschema/pfs.cc:1862
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#10 0x7f68ea281493 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x7493)
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Thread T5 created by T0 here:
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#0 0x7f68ea4babba in pthread_create (/usr/lib/x86_64-linux-gnu/libasan.so.1+0x23bba)
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#1 0x55d1c0cf890b in spawn_thread_v1 /data/src/10.2/storage/perfschema/pfs.cc:1912
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#2 0x55d1bfdacbfe in inline_mysql_thread_create /data/src/10.2/include/mysql/psi/mysql_thread.h:1239
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#3 0x55d1bfdc1adb in create_thread_to_handle_connection(CONNECT*) /data/src/10.2/sql/mysqld.cc:6450
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#4 0x55d1bfdc21e0 in create_new_thread /data/src/10.2/sql/mysqld.cc:6520
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#5 0x55d1bfdc31f1 in handle_connections_sockets() /data/src/10.2/sql/mysqld.cc:6795
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#6 0x55d1bfdc1030 in mysqld_main(int, char**) /data/src/10.2/sql/mysqld.cc:6069
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#7 0x55d1bfdaaf9f in main /data/src/10.2/sql/main.cc:25
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#8 0x7f68e859f2b0 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x202b0)
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SUMMARY: AddressSanitizer: use-after-poison /data/src/10.2/sql/item.cc:2724 Item_ident::print(String*, enum_query_type)
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Shadow bytes around the buggy address:
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0x0c567fff80e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
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0x0c567fff80f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
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0x0c567fff8100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
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0x0c567fff8110: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
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0x0c567fff8120: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 f7
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=>0x0c567fff8130: f7 f7 f7 f7 f7 f7 f7 f7[f7]f7 f7 f7 f7 f7 f7 f7
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0x0c567fff8140: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
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0x0c567fff8150: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
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0x0c567fff8160: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
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0x0c567fff8170: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
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0x0c567fff8180: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
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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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Heap right redzone: fb
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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 partial redzone: f4
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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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Contiguous container OOB:fc
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ASan internal: fe
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==26140==ABORTING
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----------SERVER LOG END-------------
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