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    -> \c

=================================================================

==505004==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x50e000002ca0 at pc 0x0000004cbee8 bp 0x7ffdd587fd10 sp 0x7ffdd587f4d8

READ of size 137 at 0x50e000002ca0 thread T0

    #0 0x4cbee7 in strdup (/home/dan/repos/build-mariadb-server-10.11/client/mariadb+0x4cbee7) (BuildId: aa0149a747a2d118d0a2e0ec405914b2591af196)

    #1 0x7f91ef87f0d8  (/lib64/libedit.so.0+0x190d8) (BuildId: b74fa9389766acce34b5e7401fba60dbbdd1dc3e)

    #2 0x7f91ef88595a in history (/lib64/libedit.so.0+0x1f95a) (BuildId: b74fa9389766acce34b5e7401fba60dbbdd1dc3e)

    #3 0x7f91ef88846e in add_history (/lib64/libedit.so.0+0x2246e) (BuildId: b74fa9389766acce34b5e7401fba60dbbdd1dc3e)

    #4 0x5366b1 in fix_history(String*) /home/dan/repos/mariadb-server-10.11/client/mysql.cc:2881:5

    #5 0x530b99 in com_clear(String*, char*) /home/dan/repos/mariadb-server-10.11/client/mysql.cc:3409:5

    #6 0x52c31c in add_line(String&, char*, unsigned long, char*, bool*, bool) /home/dan/repos/mariadb-server-10.11/client/mysql.cc:2591:13

    #7 0x52c31c in read_and_execute(bool) /home/dan/repos/mariadb-server-10.11/client/mysql.cc:2345:9

    #8 0x5268d3 in main /home/dan/repos/mariadb-server-10.11/client/mysql.cc:1386:23

    #9 0x7f91eec39087 in __libc_start_call_main (/lib64/libc.so.6+0x2a087) (BuildId: 77c77fee058b19c6f001cf2cb0371ce3b8341211)

    #10 0x7f91eec3914a in __libc_start_main@GLIBC_2.2.5 (/lib64/libc.so.6+0x2a14a) (BuildId: 77c77fee058b19c6f001cf2cb0371ce3b8341211)

    #11 0x449194 in _start (/home/dan/repos/build-mariadb-server-10.11/client/mariadb+0x449194) (BuildId: aa0149a747a2d118d0a2e0ec405914b2591af196)

0x50e000002ca0 is located 0 bytes after 160-byte region [0x50e000002c00,0x50e000002ca0)

allocated by thread T0 here:

    #0 0x4e3fe3 in malloc (/home/dan/repos/build-mariadb-server-10.11/client/mariadb+0x4e3fe3) (BuildId: aa0149a747a2d118d0a2e0ec405914b2591af196)

    #1 0x5e3390 in my_malloc /home/dan/repos/mariadb-server-10.11/mysys/my_malloc.c:92:29

    #2 0x545da7 in Binary_string::realloc_raw(unsigned long) /home/dan/repos/mariadb-server-10.11/sql/sql_string.cc:104:32

    #3 0x545da7 in Binary_string::realloc_with_extra(unsigned long) /home/dan/repos/mariadb-server-10.11/sql/sql_string.h:820:9

    #4 0x540ba3 in Binary_string::realloc_with_extra_if_needed(unsigned long) /home/dan/repos/mariadb-server-10.11/sql/sql_string.h:832:12

    #5 0x540ba3 in Binary_string::append(char const*, unsigned long) /home/dan/repos/mariadb-server-10.11/sql/sql_string.h:670:9

    #6 0x540ba3 in String::append(char const*, unsigned long) /home/dan/repos/mariadb-server-10.11/sql/sql_string.cc:568:25

    #7 0x53653a in fix_history(String*) /home/dan/repos/mariadb-server-10.11/client/mysql.cc:2876:20

    #8 0x530b99 in com_clear(String*, char*) /home/dan/repos/mariadb-server-10.11/client/mysql.cc:3409:5

    #9 0x52c31c in add_line(String&, char*, unsigned long, char*, bool*, bool) /home/dan/repos/mariadb-server-10.11/client/mysql.cc:2591:13

    #10 0x52c31c in read_and_execute(bool) /home/dan/repos/mariadb-server-10.11/client/mysql.cc:2345:9

    #11 0x5268d3 in main /home/dan/repos/mariadb-server-10.11/client/mysql.cc:1386:23

    #12 0x7f91eec39087 in __libc_start_call_main (/lib64/libc.so.6+0x2a087) (BuildId: 77c77fee058b19c6f001cf2cb0371ce3b8341211)

    #13 0x7f91eec3914a in __libc_start_main@GLIBC_2.2.5 (/lib64/libc.so.6+0x2a14a) (BuildId: 77c77fee058b19c6f001cf2cb0371ce3b8341211)

    #14 0x449194 in _start (/home/dan/repos/build-mariadb-server-10.11/client/mariadb+0x449194) (BuildId: aa0149a747a2d118d0a2e0ec405914b2591af196)

SUMMARY: AddressSanitizer: heap-buffer-overflow (/home/dan/repos/build-mariadb-server-10.11/client/mariadb+0x4cbee7) (BuildId: aa0149a747a2d118d0a2e0ec405914b2591af196) in strdup

Shadow bytes around the buggy address:

  0x50e000002a00: fa fa fa fa fa fa fa fa 00 00 00 00 00 00 00 00

  0x50e000002a80: 00 00 00 00 00 00 00 00 00 00 00 00 fa fa fa fa

  0x50e000002b00: fa fa fa fa 00 00 00 00 00 00 00 00 00 00 00 00

  0x50e000002b80: 00 00 00 00 00 00 00 00 fa fa fa fa fa fa fa fa

  0x50e000002c00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

=>0x50e000002c80: 00 00 00 00[fa]fa fa fa fa fa fa fa fa fa fa fa

  0x50e000002d00: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa

  0x50e000002d80: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa

  0x50e000002e00: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa

  0x50e000002e80: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa

  0x50e000002f00: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa

Shadow byte legend (one shadow byte represents 8 application bytes):

  Addressable:           00

  Partially addressable: 01 02 03 04 05 06 07 

  Heap left redzone:       fa

  Freed heap region:       fd

  Stack left redzone:      f1

  Stack mid redzone:       f2

  Stack right redzone:     f3

  Stack after return:      f5

  Stack use after scope:   f8

  Global redzone:          f9

  Global init order:       f6

  Poisoned by user:        f7

  Container overflow:      fc

  Array cookie:            ac

  Intra object redzone:    bb

  ASan internal:           fe

  Left alloca redzone:     ca

  Right alloca redzone:    cb

==505004==ABORTING