assembly - Assembler nasm displaying all divisors of provided number -


i have write programm displays divisors of provided number. number read keyboard , stored in bufor program doesn't work , stuck in black point it... after running segmentation fault (core dumped) maybye more expirienced might it. suggestions welcome! in advance.

_start:             ;   ;*******reading keyboard  mov rax, 0 ; kyboard descriptior mov rdx, 10 ; bytes read mov rdi,0 ; keyboard reading mov rsi, bufor ;  syscall; function call  ;********loop for*************************       mov rax, [bufor] ;     mov rcx, 1     mov rcx, 2      ; ecx i=10 for_loop:     cmp     rcx, [bufor]             jae     loop_end    ; go into, when >= edi      xor rdx,rdx ; avoid div errors     mov rax, [bufor]   ;      div rcx         ;       push rbp ; push function pointer stack     mov  rbp, rsp; store stack pointer     push rcx ; push counter pointer stack     cmp  rdx, 0     je   display      inc  rcx                ; i++     jmp  for_loop  loop_end:         jmp exit   display:      mov  rax, 1     ; fun number      mov rdi, 1           mov rsi, rcx    ;      mov rdx, 5      ;      syscall         jmp done  done:     pop rcx ; getcounter      pop rbp ;get function pointer     ret             ; return   ;*********exit program******* exit:    mov rax, 60    syscall     section .data           ;   section .bss      bufor       resb 5           ; bufor 5 bytes


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