r0 = epoll_create1(0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
write$binfmt_elf64(r1, 0x0, 0x0)
epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r1, &(0x7f0000000000))
dup3(r0, r2, 0x0)