r0 = socket$inet6_udp(0xa, 0x2, 0x0)
setsockopt$inet6_udp_int(r0, 0x11, 0x67, &(0x7f0000000140)=0x7f, 0x4)
sendto$inet6(r0, &(0x7f0000000a40)="17", 0x1, 0x24008000, &(0x7f00000001c0)={0xa, 0x4e24, 0x0, @ipv4={'\x00', '\xff\xff', @local}}, 0x1c)
r1 = fcntl$dupfd(r0, 0x0, r0)
sendmsg$inet6(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000bc0)='+', 0x1fc0}], 0x1}, 0x0)