0x7ff0806a969b : cmp $0xfffffffffffff000,%rax 0x7ff0806a96a1 : mov %eax,%edx 0x7ff0806a96a3 : ja 0x7ff0806a96a8 0x7ff0806a96a5 : mov %edx,%eax 0x7ff0806a96a7 : retq 0x7ff0806a96a8 : mov 0x2088f1(%rip),%rax # 0x7ff0808b1fa0 0x7ff0806a96af : neg %edx 0x7ff0806a96b1 : mov %edx,%fs:(%rax) 0x7ff0806a96b4 : mov $0xffffffff,%edx 0x7ff0806a96b9 : jmp 0x7ff0806a96a5 0x7ff0806a96bb: nop 0x7ff0806a96bc: nop 0x7ff0806a96bd: nop 0x7ff0806a96be: nop 0x7ff0806a96bf: nop 0x7ff0806a96c0 : jmpq 0x7ff08069fea8 <__libc_system@plt>