but your kernel 3.5 still have
[ 14.820143] DRHD: handling fault status reg 3 -- [ 14.821504] DMAR:[fault reason 06] PTE Read access is not set
but your kernel 3.5 still have
[ 14.820143] DRHD: handling fault status reg 3
--
[ 14.821504] DMAR:[fault reason 06] PTE Read access is not set