r0 = socket$inet6_udp(0xa, 0x2, 0x0)
setsockopt$inet6_udp_int(r0, 0x11, 0x67, &(0x7f0000000140)=0x87f, 0x4)
connect$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @remote, 0x2}, 0x1c)
r1 = fcntl$dupfd(r0, 0x0, r0)
sendmsg$inet6(r1, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0)