=> 0x4f0416 <__kernel_vsyscall+2>:	ret    
   0x4f0417:	add    %ch,(%esi)
   0x4f0419:	jae    0x4f0483
   0x4f041b:	jae    0x4f0491
   0x4f041d:	jb     0x4f0493
   0x4f041f:	popa   
   0x4f0420:	bound  %eax,(%eax)
   0x4f0422:	cs
   0x4f0423:	push   $0x687361
   0x4f0428:	cs
   0x4f0429:	fs
   0x4f042a:	jns    0x4f049a
   0x4f042c:	jae    0x4f04a7
   0x4f042e:	insl   (%dx),%es:(%edi)
   0x4f042f:	add    %ch,(%esi)
   0x4f0431:	fs