socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000340)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
write$binfmt_elf64(r0, &(0x7f0000000280)=ANY=[], 0xfdef)
dup2(r0, r1)