r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000002e00)={0x0, 0x0, &(0x7f0000002dc0)={&(0x7f00000002c0)=@updsa={0x13c, 0x10, 0x1, 0x0, 0x0, {{@in=@dev, @in=@initdev={0xac, 0x1e, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xee01}, {@in=@multicast1, 0x0, 0x2b}, @in=@remote, {}, {}, {}, 0x0, 0x0, 0xa}, [@algo_auth_trunc={0x4c, 0x14, {{'sha256\x00'}}}]}, 0x13c}}, 0x0)