r0 = socket$packet(0x11, 0x2, 0x300)
sendmmsg(r0, &(0x7f0000002380)=[{{&(0x7f0000000c40)=@caif=@dgm={0x25, 0x2}, 0x80, &(0x7f0000000f40)=[{&(0x7f0000000cc0)="bf", 0x5cc}], 0x1}}, {{&(0x7f0000000fc0)=@ieee802154={0x24, @short}, 0x80, 0x0}}], 0x2, 0x0)