=> 0x7fb2c66f24d3 <__epoll_wait_nocancel+10>:	cmp    $0xfffffffffffff001,%rax
   0x7fb2c66f24d9 <__epoll_wait_nocancel+16>:	jae    0x7fb2c66f250f <epoll_wait+79>
   0x7fb2c66f24db <__epoll_wait_nocancel+18>:	retq   
   0x7fb2c66f24dc <epoll_wait+28>:	sub    $0x8,%rsp
   0x7fb2c66f24e0 <epoll_wait+32>:	callq  0x7fb2c66ffc20 <__libc_enable_asynccancel>
   0x7fb2c66f24e5 <epoll_wait+37>:	mov    %rax,(%rsp)
   0x7fb2c66f24e9 <epoll_wait+41>:	mov    %rcx,%r10
   0x7fb2c66f24ec <epoll_wait+44>:	mov    $0xe8,%eax
   0x7fb2c66f24f1 <epoll_wait+49>:	syscall 
   0x7fb2c66f24f3 <epoll_wait+51>:	mov    (%rsp),%rdi
   0x7fb2c66f24f7 <epoll_wait+55>:	mov    %rax,%rdx
   0x7fb2c66f24fa <epoll_wait+58>:	callq  0x7fb2c66ffc80 <__libc_disable_asynccancel>
   0x7fb2c66f24ff <epoll_wait+63>:	mov    %rdx,%rax
   0x7fb2c66f2502 <epoll_wait+66>:	add    $0x8,%rsp
   0x7fb2c66f2506 <epoll_wait+70>:	cmp    $0xfffffffffffff001,%rax
   0x7fb2c66f250c <epoll_wait+76>:	jae    0x7fb2c66f250f <epoll_wait+79>