r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000002e00)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=@updsa={0x138, 0x1a, 0x1, 0x0, 0x0, {{@in=@remote, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, {@in6=@remote, 0x0, 0x32}, @in=@local, {}, {}, {}, 0x0, 0x0, 0xa}, [@algo_crypt={0x48, 0x2, {{'cbc(blowfish)\x00'}}}]}, 0x138}}, 0x0)