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

==128464==ERROR: AddressSanitizer: stack-buffer-overflow on address 0x7ffed662b8c0 at pc 0x556b71667135 bp 0x7ffed6629df0 sp 0x7ffed6629de0

WRITE of size 2 at 0x7ffed662b8c0 thread T0

   #0 0x556b71667134 in memcpy /usr/include/x86_64-linux-gnu/bits/string3.h:53

   #1 0x556b71667134 in open_or_create_log_file /__w/1/s/extra/mariabackup/xtrabackup.cc:3947

   #2 0x556b71667134 in xtrabackup_backup_func /__w/1/s/extra/mariabackup/xtrabackup.cc:4593

   #3 0x556b71667134 in main_low /__w/1/s/extra/mariabackup/xtrabackup.cc:6811

   #4 0x556b71614682 in main /__w/1/s/extra/mariabackup/xtrabackup.cc:6610

   #5 0x7fb6e040b82f in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2082f)

   #6 0x556b71647c68 in _start (/__w/1/s/build/extra/mariabackup/mariabackup+0x7a2c68)