r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000003c40)={0x0, 0x0, &(0x7f0000003c00)={&(0x7f0000003a40)=@polexpire={0xc0, 0x1b, 0x1, 0x0, 0x0, {{{@in=@local, @in6=@loopback}, {}, {}, 0x0, 0x6e6bb5}}}, 0xc0}}, 0x0)