r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000002dc0)={&(0x7f0000000640)=@updsa={0x138, 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=@multicast2, {}, {}, {}, 0x0, 0x0, 0xa}, [@algo_auth={0x48, 0x1, {{'crc32-generic\x00'}}}]}, 0x138}}, 0x0)