socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r0, &(0x7f0000000c80), 0x80000, 0x0) r2 = socket$nl_xfrm(0x10, 0x3, 0x6) dup3(r2, r1, 0x0)