r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a)
setsockopt$inet6_opts(r0, 0x29, 0x39, &(0x7f00000002c0)=@srh={0x0, 0x2, 0x4, 0x1, 0x0, 0x0, 0x0, [@mcast2]}, 0x7f8)