socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r0=>0xffffffffffffffff})
setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000140)={0xa00, &(0x7f0000000100)=[{}]}, 0x10)