r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)=@expire={0x104, 0x18, 0x1, 0x0, 0x0, {{{@in6=@dev, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, {@in6=@mcast1}, @in=@multicast1}}, [@mark={0xc}]}, 0x104}}, 0x0)