socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) recvfrom$unix(r1, 0x0, 0x0, 0x0, 0x0, 0x0) sendmmsg$unix(r0, &(0x7f0000000c80), 0x80000, 0x0)