r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000040)=@flushpolicy={0x10, 0x1d, 0x1}, 0x10}}, 0x0)