> Try booting the system without intel_iommu=on, but with the IOMMU > enabled in the bios. Something has to be at 05:01.0. Do you see any > Ricoh devices anywhere in lspci output? That's exactly what I did. I uploaded the full output of `lspci -vv`: http://nilscaspar.ch/centos-lspci.txt Cheers, Nils _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx http://lists.centos.org/mailman/listinfo/centos