StacktraceTop: __libc_message (action=action@entry=do_abort, fmt=fmt@entry=0x7fef24a82b9a "%s\n") at ../sysdeps/posix/libc_fatal.c:181 malloc_printerr (str=str@entry=0x7fef24a84bc0 "malloc(): memory corruption (fast)") at malloc.c:5350 _int_malloc (av=av@entry=0x7feee8000020, bytes=bytes@entry=33) at malloc.c:3598 _int_realloc (av=av@entry=0x7feee8000020, oldp=oldp@entry=0x7feee805d120, oldsize=oldsize@entry=32, nb=nb@entry=48) at malloc.c:4570 __GI___libc_realloc (oldmem=0x7feee805d130, bytes=bytes@entry=32) at malloc.c:3230
StacktraceTop: action@ entry=do_ abort, fmt=fmt@ entry=0x7fef24a 82b9a "%s\n") at ../sysdeps/ posix/libc_ fatal.c: 181 entry=0x7fef24a 84bc0 "malloc(): memory corruption (fast)") at malloc.c:5350 entry=0x7feee80 00020, bytes=bytes@ entry=33) at malloc.c:3598 entry=0x7feee80 00020, oldp=oldp@ entry=0x7feee80 5d120, oldsize= oldsize@ entry=32, nb=nb@entry=48) at malloc.c:4570 _libc_realloc (oldmem= 0x7feee805d130, bytes=bytes@ entry=32) at malloc.c:3230
__libc_message (action=
malloc_printerr (str=str@
_int_malloc (av=av@
_int_realloc (av=av@
__GI__