r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000002dc0)={&(0x7f0000000840)=@updsa={0x1b4, 0x10, 0x1, 0x0, 0x0, {{@in=@multicast2, @in6=@rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xee00}, {@in=@empty, 0x0, 0x33}, @in=@multicast1, {}, {}, {}, 0x0, 0x0, 0xa}, [@algo_auth_trunc={0xc4, 0x14, {{'sha256\x00'}, 0x3c0, 0x0, "b5f626a2e8c058df6f31413f2276cc6934b8d4396d1249d870462bdd115306aebe4a9944158a85909d16b423bf0419351431c31e3c886bf23306a47a06d10a62e77121a8c02a93ade739276f4e982b18128c7524c8db495c00671054e2b7f652099a51d2bfda0378b4cefa53146deb326a8cc8846ca6c497"}}]}, 0x1b4}}, 0x0)