r0 = socket$inet6_udp(0xa, 0x2, 0x0) r1 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000000), 0x4) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e23, 0x0, @ipv4={'\x00', '\xff\xff', @loopback}}, 0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x200000}], 0x1, 0x0)