r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000002e00)={0x0, 0x0, &(0x7f0000002dc0)={&(0x7f0000000580)=@updsa={0x13c, 0x10, 0x1, 0x0, 0x0, {{@in6=@empty, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xee01}, {@in=@multicast1, 0x0, 0x33}, @in=@initdev={0xac, 0x1e, 0x0, 0x0}, {}, {}, {}, 0x0, 0x0, 0xa}, [@algo_auth_trunc={0x4c, 0x14, {{'sha256\x00'}, 0x0, 0xc0}}]}, 0x13c}}, 0x0)