r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000340)=@migrate={0x50, 0x21, 0x1, 0x0, 0x0, {{@in=@multicast1, @in6=@ipv4={'\x00', '\xff\xff', @private}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}}}, 0x50}}, 0x0)