r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000700)=@newsa={0x140, 0x10, 0x1, 0x8000000, 0x0, {{@in=@loopback, @in6=@empty}, {@in6=@private1={0xfc, 0x1, '\x00', 0x1}, 0x0, 0x33}, @in=@local, {0x0, 0x0, 0x0, 0x0, 0x8000000000000}, {}, {0x10, 0xd29}, 0x0, 0x0, 0xa, 0x1}, [@XFRMA_SA_DIR={0x5, 0x21, 0x1}, @algo_auth={0x48, 0x1, {{'sha256\x00'}}}]}, 0x140}}, 0x0)