r0 = socket$inet6_udp(0xa, 0x2, 0x0)
r1 = fcntl$dupfd(r0, 0x0, r0)
sendmsg$unix(r1, &(0x7f00000017c0)={&(0x7f0000001440)=@abs, 0x6e, 0x0}, 0x0)