=> 0x467ac3e1 <free+49>:	mov    0x4(%edx),%eax
   0x467ac3e4 <free+52>:	test   $0x2,%al
   0x467ac3e6 <free+54>:	jne    0x467ac440 <free+144>
   0x467ac3e8 <free+56>:	test   $0x4,%al
   0x467ac3ea <free+58>:	lea    0x13cc(%ebx),%esi
   0x467ac3f0 <free+64>:	je     0x467ac3fb <free+75>
   0x467ac3f2 <free+66>:	mov    %edx,%eax
   0x467ac3f4 <free+68>:	and    $0xfff00000,%eax
   0x467ac3f9 <free+73>:	mov    (%eax),%esi
   0x467ac3fb <free+75>:	xor    %eax,%eax
   0x467ac3fd <free+77>:	mov    $0x1,%ecx
   0x467ac402 <free+82>:	cmpl   $0x0,%gs:0xc
   0x467ac40a <free+90>:	je     0x467ac40d <free+93>
   0x467ac40c <free+92>:	lock cmpxchg %ecx,(%esi)
   0x467ac410 <free+96>:	jne    0x467adb8d
   0x467ac416 <free+102>:	mov    %esi,%eax