Can somebody help me daignose the root cause for My sql version 3.23.55 crash. here is the stack

Code:
 resolve_stack_dump -s /tmp/mysqld.sym -n mysqld.stack 
0x806f174 handle_segfault__Fi + 428
0x8120918 pthread_sighandler + 184
0x8068445 key_unpack__FP6StringP8st_tableUi + 149
0x80b5a78 print_error__7handlerii + 188
0x809b222 write_record__FP8st_tableP12st_copy_info + 654
0x809aaa5 mysql_insert__FP3THDP13st_table_listRt4List1Z4ItemRt4List1Zt4List1Z4Item15enum_duplicates13thr_lock_type
...