r0 = socket$inet6_udp(0xa, 0x2, 0x0)
connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @empty}, 0x1c)
sendmmsg$inet6(r0, &(0x7f0000009200)=[{{&(0x7f0000000240)={0xa, 0x4e22, 0x0, @ipv4={'\x00', '\xff\xff', @local}}, 0x1c, 0x0, 0x0, &(0x7f0000000540)=[@dstopts={{0x18}}], 0x18}}, {{&(0x7f0000000580)={0xa, 0x4e24, 0x0, @dev, 0x1}, 0x1c, 0x0}}], 0x2, 0x0)