#source: ibt-plt-1.s #as: --64 -defsym __64_bit__=1 #ld: -shared -m elf_x86_64 --hash-style=sysv -z max-page-size=0x200000 -z noseparate-code #objdump: -dw .*: +file format .* Disassembly of section .plt: 0+220 <.plt>: +[a-f0-9]+: ff 35 ea 01 20 00 pushq 0x2001ea\(%rip\) # 200410 <_GLOBAL_OFFSET_TABLE_\+0x8> +[a-f0-9]+: f2 ff 25 eb 01 20 00 bnd jmpq \*0x2001eb\(%rip\) # 200418 <_GLOBAL_OFFSET_TABLE_\+0x10> +[a-f0-9]+: 0f 1f 00 nopl \(%rax\) +[a-f0-9]+: f3 0f 1e fa endbr64 +[a-f0-9]+: 68 00 00 00 00 pushq \$0x0 +[a-f0-9]+: f2 e9 e1 ff ff ff bnd jmpq 220 <.plt> +[a-f0-9]+: 90 nop +[a-f0-9]+: f3 0f 1e fa endbr64 +[a-f0-9]+: 68 01 00 00 00 pushq \$0x1 +[a-f0-9]+: f2 e9 d1 ff ff ff bnd jmpq 220 <.plt> +[a-f0-9]+: 90 nop Disassembly of section .plt.sec: 0+250 : +[a-f0-9]+: f3 0f 1e fa endbr64 +[a-f0-9]+: f2 ff 25 c5 01 20 00 bnd jmpq \*0x2001c5\(%rip\) # 200420 +[a-f0-9]+: 0f 1f 44 00 00 nopl 0x0\(%rax,%rax,1\) 0+260 : +[a-f0-9]+: f3 0f 1e fa endbr64 +[a-f0-9]+: f2 ff 25 bd 01 20 00 bnd jmpq \*0x2001bd\(%rip\) # 200428 +[a-f0-9]+: 0f 1f 44 00 00 nopl 0x0\(%rax,%rax,1\) Disassembly of section .text: 0+270 : +[a-f0-9]+: 48 83 ec 08 sub \$0x8,%rsp +[a-f0-9]+: e8 e7 ff ff ff callq 260 +[a-f0-9]+: 48 83 c4 08 add \$0x8,%rsp +[a-f0-9]+: e9 ce ff ff ff jmpq 250 #pass