=> 0x7fd560b1f0af : mov %rax,%rdi 0x7fd560b1f0b2 : callq 0x7fd560ae3b30 <__GI__exit> 0x7fd560b1f0b7 : mov 0x2b8dba(%rip),%rcx # 0x7fd560dd7e78 0x7fd560b1f0be : neg %eax 0x7fd560b1f0c0 : mov %eax,%fs:(%rcx) 0x7fd560b1f0c3 : or $0xffffffffffffffff,%rax 0x7fd560b1f0c7 : retq 0x7fd560b1f0c8: nopl 0x0(%rax,%rax,1) 0x7fd560b1f0d0 : mov $0x8,%eax 0x7fd560b1f0d5 : syscall 0x7fd560b1f0d7 : cmp $0xfffffffffffff001,%rax 0x7fd560b1f0dd : jae 0x7fd560b1f0e0 0x7fd560b1f0df : retq 0x7fd560b1f0e0 : mov 0x2b8d91(%rip),%rcx # 0x7fd560dd7e78 0x7fd560b1f0e7 : neg %eax 0x7fd560b1f0e9 : mov %eax,%fs:(%rcx)