r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) setsockopt$inet_group_source_req(r0, 0x0, 0x2e, &(0x7f0000000100)={0x1, {{0x2, 0x0, @multicast2}}, {{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}, 0x108) setsockopt$inet_msfilter(r0, 0x0, 0x29, &(0x7f00000000c0)={@multicast2, @loopback, 0x0, 0x2, [@local, @private]}, 0x18)