r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a)
setsockopt$inet6_group_source_req(r0, 0x29, 0x2b, &(0x7f0000000000)={0x0, {{0xa, 0x0, 0x0, @local}}, {{0xa, 0x0, 0x0, @mcast1}}}, 0x108)