r0 = socket$inet6_udp(0xa, 0x2, 0x0)
setsockopt$inet6_udp_int(r0, 0x11, 0x67, &(0x7f0000000140)=0x3, 0x4)
sendmsg$inet6(r0, &(0x7f0000000280)={&(0x7f0000000000)={0xa, 0x4e24, 0x0, @loopback}, 0x1c, &(0x7f0000000800)=[{&(0x7f0000000180)="0100b3f5", 0x4}], 0x1}, 0x0)