r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@polexpire={0xc0, 0x13, 0x3, 0x0, 0x0, {{{@in=@loopback, @in6=@mcast1, 0x0, 0x0, 0x0, 0x0, 0x2, 0xa0, 0x0, 0x0, 0x0, 0xffffffffffffffff}}}}, 0xc0}}, 0x0)