r0 = socket$inet6_udp(0xa, 0x2, 0x0)
sendmmsg$inet6(r0, &(0x7f0000008880)=[{{&(0x7f00000000c0)={0xa, 0x4e24, 0x0, @loopback}, 0x1c, 0x0}}, {{&(0x7f0000001540)={0xa, 0x4e21, 0x0, @mcast2}, 0x1c, 0x0, 0x0, &(0x7f0000000000)=[@rthdrdstopts={{0x30, 0x29, 0x37, {0x0, 0x2, '\x00', [@ra, @jumbo, @ra, @ra, @padn={0x1, 0x1, [0x0]}]}}}, @dstopts_2292={{0x18, 0x29, 0x4, {0x0, 0x4e}}}, @pktinfo={{0x0, 0x29, 0x32, {@empty}}}], 0x48}}], 0x2, 0x0)