==12774==ERROR: AddressSanitizer: heap-use-after-free on address 0x603000056d78 at pc 0x55a62066514f bp 0x7f1fdf3f8aa0 sp 0x7f1fdf3f8a98
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READ of size 8 at 0x603000056d78 thread T24
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#0 0x55a62066514e in copy_if_not_alloced(String*, String*, unsigned int) /data/src/10.1/sql/sql_string.cc:915
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#1 0x55a620b784ff in Item_func_replace::val_str(String*) /data/src/10.1/sql/item_strfunc.cc:1197
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#2 0x55a620329b86 in Item::str_result(String*) /data/src/10.1/sql/item.h:1099
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#3 0x55a6209d9798 in make_sortkey /data/src/10.1/sql/filesort.cc:1003
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#4 0x55a6209de6bf in find_all_keys /data/src/10.1/sql/filesort.cc:840
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#5 0x55a6209de6bf in filesort(THD*, TABLE*, st_sort_field*, unsigned int, SQL_SELECT*, unsigned long long, bool, unsigned long long*, unsigned long long*, Filesort_tracker*) /data/src/10.1/sql/filesort.cc:301
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#6 0x55a6205c0ab3 in create_sort_index /data/src/10.1/sql/sql_select.cc:21677
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#7 0x55a6205e7476 in JOIN::exec_inner() /data/src/10.1/sql/sql_select.cc:3245
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#8 0x55a6205e8bd2 in JOIN::exec() /data/src/10.1/sql/sql_select.cc:2562
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#9 0x55a6205dd425 in mysql_select(THD*, Item***, TABLE_LIST*, unsigned int, List<Item>&, Item*, unsigned int, st_order*, st_order*, Item*, st_order*, unsigned long long, select_result*, st_select_lex_unit*, st_select_lex*) /data/src/10.1/sql/sql_select.cc:3499
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#10 0x55a6205ddc13 in handle_select(THD*, LEX*, select_result*, unsigned long) /data/src/10.1/sql/sql_select.cc:388
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#11 0x55a6204acfe6 in execute_sqlcom_select /data/src/10.1/sql/sql_parse.cc:5941
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#12 0x55a6204c7404 in mysql_execute_command(THD*) /data/src/10.1/sql/sql_parse.cc:3038
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#13 0x55a6204dec7d in mysql_parse(THD*, char*, unsigned int, Parser_state*) /data/src/10.1/sql/sql_parse.cc:7459
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#14 0x55a6204e5a1d in dispatch_command(enum_server_command, THD*, char*, unsigned int) /data/src/10.1/sql/sql_parse.cc:1499
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#15 0x55a6204ec16e in do_command(THD*) /data/src/10.1/sql/sql_parse.cc:1131
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#16 0x55a620797334 in do_handle_one_connection(THD*) /data/src/10.1/sql/sql_connect.cc:1330
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#17 0x55a620797845 in handle_one_connection /data/src/10.1/sql/sql_connect.cc:1242
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#18 0x55a620eed24a in pfs_spawn_thread /data/src/10.1/storage/perfschema/pfs.cc:1861
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#19 0x7f2001280493 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x7493)
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#20 0x7f1fff21b93e in __clone (/lib/x86_64-linux-gnu/libc.so.6+0xe893e)
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0x603000056d78 is located 8 bytes inside of 24-byte region [0x603000056d70,0x603000056d88)
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freed by thread T24 here:
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#0 0x7f20014ea9f6 in __interceptor_realloc (/usr/lib/x86_64-linux-gnu/libasan.so.1+0x549f6)
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#1 0x55a62180aea5 in my_realloc /data/src/10.1/mysys/my_malloc.c:166
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#2 0x55a62192a4da (/data/bld/10.1-asan/bin/mysqld+0x1d9f4da)
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previously allocated by thread T24 here:
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#0 0x7f20014ea73f in malloc (/usr/lib/x86_64-linux-gnu/libasan.so.1+0x5473f)
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#1 0x55a62180a852 in my_malloc /data/src/10.1/mysys/my_malloc.c:101
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Thread T24 created by T0 here:
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#0 0x7f20014b9bba in pthread_create (/usr/lib/x86_64-linux-gnu/libasan.so.1+0x23bba)
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#1 0x55a620ef8a5f in spawn_thread_v1 /data/src/10.1/storage/perfschema/pfs.cc:1911
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SUMMARY: AddressSanitizer: heap-use-after-free /data/src/10.1/sql/sql_string.cc:915 copy_if_not_alloced(String*, String*, unsigned int)
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Shadow bytes around the buggy address:
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0x0c0680002d50: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
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0x0c0680002d60: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
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0x0c0680002d70: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
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0x0c0680002d80: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
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0x0c0680002d90: fa fa fa fa fa fa fa fa fa fa fa fa 00 00 00 00
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=>0x0c0680002da0: fa fa 00 00 00 fa fa fa 00 00 00 fa fa fa fd[fd]
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0x0c0680002db0: fd fa fa fa fd fd fd fa fa fa 00 00 00 fa fa fa
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0x0c0680002dc0: 00 00 00 fa fa fa fd fd fd fa fa fa 00 00 00 00
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0x0c0680002dd0: fa fa fd fd fd fa fa fa fd fd fd fd fa fa fd fd
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0x0c0680002de0: fd fd fa fa fd fd fd fd fa fa fd fd fd fd fa fa
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0x0c0680002df0: fd fd fd fd fa fa fd fd fd fd fa fa 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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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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==12774==ABORTING
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