r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000d80)=@newsa={0x140, 0x10, 0x1, 0x0, 0x25dfdbfd, {{@in6=@private2, @in6=@empty, 0x4000, 0x0, 0x3, 0x3}, {@in=@broadcast, 0x0, 0x33}, @in6=@mcast2, {0x0, 0x0, 0x0, 0x401, 0x0, 0x0, 0x4}, {}, {}, 0x0, 0x0, 0xa, 0x1}, [@extra_flags={0x8, 0x18, 0xf63}, @algo_auth={0x48, 0x1, {{'sha256\x00'}}}]}, 0x140}}, 0x20000000)