r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000001280)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000300)=@updsa={0x10c, 0x1a, 0x1, 0x70bd2d, 0x25dfdbfe, {{@in6=@private0={0xfc, 0x0, '\x00', 0x1}, @in=@remote, 0x4e22, 0x100, 0x4e20, 0xfffc, 0xa, 0x0, 0x80, 0x33}, {@in=@multicast1, 0x4d9, 0x3c}, @in=@empty, {0xfff, 0x2, 0x8000000000000000, 0x9, 0x8, 0x2, 0x5, 0x400}, {0x7, 0x1, 0x801, 0x8}, {0x0, 0x6}, 0x70bd2a, 0x3503, 0x2, 0x2, 0xe1, 0x21}, [@encap={0x1c, 0x4, {0x1, 0x4e21, 0x4e23, @in=@loopback}}]}, 0x10c}, 0x1, 0x0, 0x0, 0x4001}, 0x40004)