r0 = socket$inet6_udp(0xa, 0x2, 0x0)
sendmmsg$inet6(r0, &(0x7f0000004240)=[{{&(0x7f0000000040)={0xa, 0x4e20, 0x0, @dev}, 0x1c, &(0x7f00000003c0)=[{&(0x7f0000000080)="80", 0x1}], 0x1}}], 0x1, 0x340408d1)