r0 = socket$inet6_udp(0xa, 0x2, 0x0)
connect$inet6(r0, &(0x7f0000000540)={0xa, 0x0, 0x0, @dev, 0x2}, 0x1c)
sendmmsg$inet6(r0, &(0x7f0000001780)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x200000}, {{&(0x7f0000000040)={0xa, 0x4e20, 0x0, @ipv4={'\x00', '\xff\xff', @remote}}, 0x1c, 0x0, 0x0, &(0x7f0000001800)=[@pktinfo={{0x23, 0x29, 0x32, {@loopback}}}], 0x28}}], 0x2, 0x0)