bufdemo: file format elf64-x86-64 Disassembly of section .init: 0000000000400530 <_init>: 400530: 48 83 ec 08 sub $0x8,%rsp 400534: 48 8b 05 bd 0a 20 00 mov 0x200abd(%rip),%rax # 600ff8 <__gmon_start__> 40053b: 48 85 c0 test %rax,%rax 40053e: 74 05 je 400545 <_init+0x15> 400540: e8 7b 00 00 00 callq 4005c0 <.plt.got> 400545: 48 83 c4 08 add $0x8,%rsp 400549: c3 retq Disassembly of section .plt: 0000000000400550 <.plt>: 400550: ff 35 b2 0a 20 00 pushq 0x200ab2(%rip) # 601008 <_GLOBAL_OFFSET_TABLE_+0x8> 400556: ff 25 b4 0a 20 00 jmpq *0x200ab4(%rip) # 601010 <_GLOBAL_OFFSET_TABLE_+0x10> 40055c: 0f 1f 40 00 nopl 0x0(%rax) 0000000000400560 : 400560: ff 25 b2 0a 20 00 jmpq *0x200ab2(%rip) # 601018 400566: 68 00 00 00 00 pushq $0x0 40056b: e9 e0 ff ff ff jmpq 400550 <.plt> 0000000000400570 <__stack_chk_fail@plt>: 400570: ff 25 aa 0a 20 00 jmpq *0x200aaa(%rip) # 601020 <__stack_chk_fail@GLIBC_2.4> 400576: 68 01 00 00 00 pushq $0x1 40057b: e9 d0 ff ff ff jmpq 400550 <.plt> 0000000000400580 : 400580: ff 25 a2 0a 20 00 jmpq *0x200aa2(%rip) # 601028 400586: 68 02 00 00 00 pushq $0x2 40058b: e9 c0 ff ff ff jmpq 400550 <.plt> 0000000000400590 <__libc_start_main@plt>: 400590: ff 25 9a 0a 20 00 jmpq *0x200a9a(%rip) # 601030 <__libc_start_main@GLIBC_2.2.5> 400596: 68 03 00 00 00 pushq $0x3 40059b: e9 b0 ff ff ff jmpq 400550 <.plt> 00000000004005a0 <_IO_getc@plt>: 4005a0: ff 25 92 0a 20 00 jmpq *0x200a92(%rip) # 601038 <_IO_getc@GLIBC_2.2.5> 4005a6: 68 04 00 00 00 pushq $0x4 4005ab: e9 a0 ff ff ff jmpq 400550 <.plt> 00000000004005b0 : 4005b0: ff 25 8a 0a 20 00 jmpq *0x200a8a(%rip) # 601040 4005b6: 68 05 00 00 00 pushq $0x5 4005bb: e9 90 ff ff ff jmpq 400550 <.plt> Disassembly of section .plt.got: 00000000004005c0 <.plt.got>: 4005c0: ff 25 32 0a 20 00 jmpq *0x200a32(%rip) # 600ff8 <__gmon_start__> 4005c6: 66 90 xchg %ax,%ax Disassembly of section .text: 00000000004005d0 <_start>: 4005d0: 31 ed xor %ebp,%ebp 4005d2: 49 89 d1 mov %rdx,%r9 4005d5: 5e pop %rsi 4005d6: 48 89 e2 mov %rsp,%rdx 4005d9: 48 83 e4 f0 and $0xfffffffffffffff0,%rsp 4005dd: 50 push %rax 4005de: 54 push %rsp 4005df: 49 c7 c0 90 08 40 00 mov $0x400890,%r8 4005e6: 48 c7 c1 20 08 40 00 mov $0x400820,%rcx 4005ed: 48 c7 c7 cd 07 40 00 mov $0x4007cd,%rdi 4005f4: e8 97 ff ff ff callq 400590 <__libc_start_main@plt> 4005f9: f4 hlt 4005fa: 66 0f 1f 44 00 00 nopw 0x0(%rax,%rax,1) 0000000000400600 : 400600: b8 57 10 60 00 mov $0x601057,%eax 400605: 55 push %rbp 400606: 48 2d 50 10 60 00 sub $0x601050,%rax 40060c: 48 83 f8 0e cmp $0xe,%rax 400610: 48 89 e5 mov %rsp,%rbp 400613: 77 02 ja 400617 400615: 5d pop %rbp 400616: c3 retq 400617: b8 00 00 00 00 mov $0x0,%eax 40061c: 48 85 c0 test %rax,%rax 40061f: 74 f4 je 400615 400621: 5d pop %rbp 400622: bf 50 10 60 00 mov $0x601050,%edi 400627: ff e0 jmpq *%rax 400629: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 0000000000400630 : 400630: b8 50 10 60 00 mov $0x601050,%eax 400635: 55 push %rbp 400636: 48 2d 50 10 60 00 sub $0x601050,%rax 40063c: 48 c1 f8 03 sar $0x3,%rax 400640: 48 89 e5 mov %rsp,%rbp 400643: 48 89 c2 mov %rax,%rdx 400646: 48 c1 ea 3f shr $0x3f,%rdx 40064a: 48 01 d0 add %rdx,%rax 40064d: 48 d1 f8 sar %rax 400650: 75 02 jne 400654 400652: 5d pop %rbp 400653: c3 retq 400654: ba 00 00 00 00 mov $0x0,%edx 400659: 48 85 d2 test %rdx,%rdx 40065c: 74 f4 je 400652 40065e: 5d pop %rbp 40065f: 48 89 c6 mov %rax,%rsi 400662: bf 50 10 60 00 mov $0x601050,%edi 400667: ff e2 jmpq *%rdx 400669: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 0000000000400670 <__do_global_dtors_aux>: 400670: 80 3d e1 09 20 00 00 cmpb $0x0,0x2009e1(%rip) # 601058 400677: 75 11 jne 40068a <__do_global_dtors_aux+0x1a> 400679: 55 push %rbp 40067a: 48 89 e5 mov %rsp,%rbp 40067d: e8 7e ff ff ff callq 400600 400682: 5d pop %rbp 400683: c6 05 ce 09 20 00 01 movb $0x1,0x2009ce(%rip) # 601058 40068a: f3 c3 repz retq 40068c: 0f 1f 40 00 nopl 0x0(%rax) 0000000000400690 : 400690: 48 83 3d 88 07 20 00 cmpq $0x0,0x200788(%rip) # 600e20 <__JCR_END__> 400697: 00 400698: 74 1e je 4006b8 40069a: b8 00 00 00 00 mov $0x0,%eax 40069f: 48 85 c0 test %rax,%rax 4006a2: 74 14 je 4006b8 4006a4: 55 push %rbp 4006a5: bf 20 0e 60 00 mov $0x600e20,%edi 4006aa: 48 89 e5 mov %rsp,%rbp 4006ad: ff d0 callq *%rax 4006af: 5d pop %rbp 4006b0: e9 7b ff ff ff jmpq 400630 4006b5: 0f 1f 00 nopl (%rax) 4006b8: e9 73 ff ff ff jmpq 400630 4006bd: 0f 1f 00 nopl (%rax) 00000000004006c0 : 4006c0: 55 push %rbp 4006c1: 53 push %rbx 4006c2: 48 83 ec 18 sub $0x18,%rsp 4006c6: 48 89 fd mov %rdi,%rbp 4006c9: 64 48 8b 04 25 28 00 mov %fs:0x28,%rax 4006d0: 00 00 4006d2: 48 89 44 24 08 mov %rax,0x8(%rsp) 4006d7: 31 c0 xor %eax,%eax 4006d9: 48 8b 3d 70 09 20 00 mov 0x200970(%rip),%rdi # 601050 4006e0: e8 bb fe ff ff callq 4005a0 <_IO_getc@plt> 4006e5: 48 89 e9 mov %rbp,%rcx 4006e8: eb 15 jmp 4006ff 4006ea: 48 8d 59 01 lea 0x1(%rcx),%rbx 4006ee: 88 01 mov %al,(%rcx) 4006f0: 48 8b 3d 59 09 20 00 mov 0x200959(%rip),%rdi # 601050 4006f7: e8 a4 fe ff ff callq 4005a0 <_IO_getc@plt> 4006fc: 48 89 d9 mov %rbx,%rcx 4006ff: 83 f8 ff cmp $0xffffffff,%eax 400702: 41 0f 95 c0 setne %r8b 400706: 83 f8 0a cmp $0xa,%eax 400709: 40 0f 95 c6 setne %sil 40070d: 41 84 f0 test %sil,%r8b 400710: 75 d8 jne 4006ea 400712: c6 01 00 movb $0x0,(%rcx) 400715: 48 89 e8 mov %rbp,%rax 400718: 48 8b 54 24 08 mov 0x8(%rsp),%rdx 40071d: 64 48 33 14 25 28 00 xor %fs:0x28,%rdx 400724: 00 00 400726: 74 05 je 40072d 400728: e8 43 fe ff ff callq 400570 <__stack_chk_fail@plt> 40072d: 48 83 c4 18 add $0x18,%rsp 400731: 5b pop %rbx 400732: 5d pop %rbp 400733: c3 retq 0000000000400734 : 400734: 48 83 ec 18 sub $0x18,%rsp 400738: 64 48 8b 04 25 28 00 mov %fs:0x28,%rax 40073f: 00 00 400741: 48 89 44 24 08 mov %rax,0x8(%rsp) 400746: 31 c0 xor %eax,%eax 400748: 48 89 e7 mov %rsp,%rdi 40074b: e8 70 ff ff ff callq 4006c0 400750: 48 89 e7 mov %rsp,%rdi 400753: e8 08 fe ff ff callq 400560 400758: 48 8b 44 24 08 mov 0x8(%rsp),%rax 40075d: 64 48 33 04 25 28 00 xor %fs:0x28,%rax 400764: 00 00 400766: 74 05 je 40076d 400768: e8 03 fe ff ff callq 400570 <__stack_chk_fail@plt> 40076d: 48 83 c4 18 add $0x18,%rsp 400771: c3 retq 0000000000400772 : 400772: 48 83 ec 18 sub $0x18,%rsp 400776: 64 48 8b 04 25 28 00 mov %fs:0x28,%rax 40077d: 00 00 40077f: 48 89 44 24 08 mov %rax,0x8(%rsp) 400784: 31 c0 xor %eax,%eax 400786: e8 a9 ff ff ff callq 400734 40078b: 48 8b 44 24 08 mov 0x8(%rsp),%rax 400790: 64 48 33 04 25 28 00 xor %fs:0x28,%rax 400797: 00 00 400799: 74 05 je 4007a0 40079b: e8 d0 fd ff ff callq 400570 <__stack_chk_fail@plt> 4007a0: 48 83 c4 18 add $0x18,%rsp 4007a4: c3 retq 00000000004007a5 : 4007a5: 48 83 ec 18 sub $0x18,%rsp 4007a9: 64 48 8b 04 25 28 00 mov %fs:0x28,%rax 4007b0: 00 00 4007b2: 48 89 44 24 08 mov %rax,0x8(%rsp) 4007b7: 31 c0 xor %eax,%eax 4007b9: bf b0 08 40 00 mov $0x4008b0,%edi 4007be: e8 9d fd ff ff callq 400560 4007c3: bf 00 00 00 00 mov $0x0,%edi 4007c8: e8 e3 fd ff ff callq 4005b0 00000000004007cd
: 4007cd: 48 83 ec 18 sub $0x18,%rsp 4007d1: 64 48 8b 04 25 28 00 mov %fs:0x28,%rax 4007d8: 00 00 4007da: 48 89 44 24 08 mov %rax,0x8(%rsp) 4007df: 31 c0 xor %eax,%eax 4007e1: bf c3 08 40 00 mov $0x4008c3,%edi 4007e6: e8 95 fd ff ff callq 400580 4007eb: b8 00 00 00 00 mov $0x0,%eax 4007f0: e8 7d ff ff ff callq 400772 4007f5: b8 00 00 00 00 mov $0x0,%eax 4007fa: 48 8b 54 24 08 mov 0x8(%rsp),%rdx 4007ff: 64 48 33 14 25 28 00 xor %fs:0x28,%rdx 400806: 00 00 400808: 74 05 je 40080f 40080a: e8 61 fd ff ff callq 400570 <__stack_chk_fail@plt> 40080f: 48 83 c4 18 add $0x18,%rsp 400813: c3 retq 400814: 66 2e 0f 1f 84 00 00 nopw %cs:0x0(%rax,%rax,1) 40081b: 00 00 00 40081e: 66 90 xchg %ax,%ax 0000000000400820 <__libc_csu_init>: 400820: 41 57 push %r15 400822: 41 89 ff mov %edi,%r15d 400825: 41 56 push %r14 400827: 49 89 f6 mov %rsi,%r14 40082a: 41 55 push %r13 40082c: 49 89 d5 mov %rdx,%r13 40082f: 41 54 push %r12 400831: 4c 8d 25 d8 05 20 00 lea 0x2005d8(%rip),%r12 # 600e10 <__frame_dummy_init_array_entry> 400838: 55 push %rbp 400839: 48 8d 2d d8 05 20 00 lea 0x2005d8(%rip),%rbp # 600e18 <__init_array_end> 400840: 53 push %rbx 400841: 4c 29 e5 sub %r12,%rbp 400844: 31 db xor %ebx,%ebx 400846: 48 c1 fd 03 sar $0x3,%rbp 40084a: 48 83 ec 08 sub $0x8,%rsp 40084e: e8 dd fc ff ff callq 400530 <_init> 400853: 48 85 ed test %rbp,%rbp 400856: 74 1e je 400876 <__libc_csu_init+0x56> 400858: 0f 1f 84 00 00 00 00 nopl 0x0(%rax,%rax,1) 40085f: 00 400860: 4c 89 ea mov %r13,%rdx 400863: 4c 89 f6 mov %r14,%rsi 400866: 44 89 ff mov %r15d,%edi 400869: 41 ff 14 dc callq *(%r12,%rbx,8) 40086d: 48 83 c3 01 add $0x1,%rbx 400871: 48 39 eb cmp %rbp,%rbx 400874: 75 ea jne 400860 <__libc_csu_init+0x40> 400876: 48 83 c4 08 add $0x8,%rsp 40087a: 5b pop %rbx 40087b: 5d pop %rbp 40087c: 41 5c pop %r12 40087e: 41 5d pop %r13 400880: 41 5e pop %r14 400882: 41 5f pop %r15 400884: c3 retq 400885: 90 nop 400886: 66 2e 0f 1f 84 00 00 nopw %cs:0x0(%rax,%rax,1) 40088d: 00 00 00 0000000000400890 <__libc_csu_fini>: 400890: f3 c3 repz retq Disassembly of section .fini: 0000000000400894 <_fini>: 400894: 48 83 ec 08 sub $0x8,%rsp 400898: 48 83 c4 08 add $0x8,%rsp 40089c: c3 retq