=> 0x7f71566e1e84 <pthread_mutex_lock+4>:	mov    0x10(%rdi),%esi
   0x7f71566e1e87 <pthread_mutex_lock+7>:	mov    %rdi,%r8
   0x7f71566e1e8a <pthread_mutex_lock+10>:	mov    %esi,%edi
   0x7f71566e1e8c <pthread_mutex_lock+12>:	and    $0x7f,%edi
   0x7f71566e1e8f <pthread_mutex_lock+15>:	test   $0x7c,%dil
   0x7f71566e1e93 <pthread_mutex_lock+19>:	jne    0x7f71566e1ed2 <pthread_mutex_lock+82>
   0x7f71566e1e95 <pthread_mutex_lock+21>:	mov    %fs:0x2d0,%r9d
   0x7f71566e1e9e <pthread_mutex_lock+30>:	test   %edi,%edi
   0x7f71566e1ea0 <pthread_mutex_lock+32>:	jne    0x7f71566e1efb <pthread_mutex_lock+123>
   0x7f71566e1ea2 <pthread_mutex_lock+34>:	and    $0x80,%esi
   0x7f71566e1ea8 <pthread_mutex_lock+40>:	mov    $0x1,%edi
   0x7f71566e1ead <pthread_mutex_lock+45>:	xor    %eax,%eax
   0x7f71566e1eaf <pthread_mutex_lock+47>:	lock cmpxchg %edi,(%r8)
   0x7f71566e1eb4 <pthread_mutex_lock+52>:	jne    0x7f71566e2056 <_L_lock_858>
   0x7f71566e1eba <pthread_mutex_lock+58>:	mov    0x8(%r8),%esi
   0x7f71566e1ebe <pthread_mutex_lock+62>:	test   %esi,%esi