r0 = socket$inet6_udp(0xa, 0x2, 0x0)
sendmmsg$inet6(r0, &(0x7f00000071c0)=[{{&(0x7f0000004f00)={0xa, 0x4e23, 0x0, @dev}, 0x1c, 0x0}}, {{&(0x7f0000005140)={0xa, 0x4e24, 0x0, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, 0x1c, 0x0, 0x0, &(0x7f00000055c0)=[@rthdrdstopts={{0x18}}, @dstopts={{0x18}}], 0x30}}], 0x2, 0x0)