0x7f040a1a069b : cmp $0xfffffffffffff000,%rax 0x7f040a1a06a1 : mov %eax,%edx 0x7f040a1a06a3 : ja 0x7f040a1a06a8 0x7f040a1a06a5 : mov %edx,%eax 0x7f040a1a06a7 : retq 0x7f040a1a06a8 : mov 0x2088f1(%rip),%rax # 0x7f040a3a8fa0 0x7f040a1a06af : neg %edx 0x7f040a1a06b1 : mov %edx,%fs:(%rax) 0x7f040a1a06b4 : mov $0xffffffff,%edx 0x7f040a1a06b9 : jmp 0x7f040a1a06a5 0x7f040a1a06bb: nop 0x7f040a1a06bc: nop 0x7f040a1a06bd: nop 0x7f040a1a06be: nop 0x7f040a1a06bf: nop 0x7f040a1a06c0 : jmpq 0x7f040a196ea8 <__libc_system@plt>