r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000800)={&(0x7f0000000840)=@updsa={0x140, 0x1a, 0x1, 0x70bd27, 0x25dfdbfe, {{@in=@loopback, @in=@dev={0xac, 0x14, 0x14, 0x3f}, 0x4e1e, 0xffff, 0x4e20, 0x2, 0xa, 0x60, 0x20, 0x33}, {@in=@multicast1, 0x4d6, 0x32}, @in6=@empty, {0x8000, 0x5, 0x6, 0x2, 0x80009, 0xa3a7, 0x1}, {0x5, 0x3, 0x2, 0xa}, {0x1, 0x0, 0x10000}, 0x70bd3a, 0x0, 0xa, 0x1, 0x1, 0x2}, [@algo_auth={0x48, 0x1, {{'cmac(aes)\x00'}}}, @XFRMA_IPTFS_INIT_DELAY={0x8, 0x27, 0x7f}]}, 0x140}, 0x1, 0x0, 0x0, 0x4040041}, 0x88d0)