Hello I want to use the graphics card directly in the virtual machine. IOMMU seems to be running, but unfortunately it doesn't work when I want to start the virtual machine.
pci: [ 0.010066] ACPI: DMAR 0x000000009D8B7000 000070 (v01 INTEL EDK2 00000002 01000013) [ 0.121392] DMAR: IOMMU enabled [ 0.202324] DMAR: Host address width 39 [ 0.202325] DMAR: DRHD base: 0x000000fed91000 flags: 0x1 [ 0.202331] DMAR: dmar0: reg_base_addr fed91000 ver 1:0 cap d2008c40660462 ecap f050da [ 0.202333] DMAR: RMRR base: 0x0000009e543000 end: 0x0000009e78cfff [ 0.202336] DMAR-IR: IOAPIC id 2 under DRHD base 0xfed91000 IOMMU 0 [ 0.202338] DMAR-IR: HPET id 0 under DRHD base 0xfed91000 [ 0.202339] DMAR-IR: Queued invalidation will be enabled to support x2apic and Intr-remapping. [ 0.203666] DMAR-IR: Enabled IRQ remapping in x2apic mode [ 0.391676] iommu: Default domain type: Translated [ 0.591706] DMAR: No ATSR found [ 0.591762] DMAR: dmar0: Using Queued invalidation [ 0.591942] pci 0000:00:00.0: Adding to iommu group 0 [ 0.592011] pci 0000:00:01.0: Adding to iommu group 1 [ 0.592090] pci 0000:00:08.0: Adding to iommu group 2 [ 0.592367] pci 0000:00:14.0: Adding to iommu group 3 [ 0.592378] pci 0000:00:14.2: Adding to iommu group 3 [ 0.592438] pci 0000:00:16.0: Adding to iommu group 4 [ 0.592519] pci 0000:00:17.0: Adding to iommu group 5 [ 0.592583] pci 0000:00:1b.0: Adding to iommu group 6 [ 0.592674] pci 0000:00:1c.0: Adding to iommu group 7 [ 0.592687] pci 0000:00:1c.3: Adding to iommu group 7 [ 0.594066] pci 0000:00:1f.0: Adding to iommu group 8 [ 0.594075] pci 0000:00:1f.2: Adding to iommu group 8 [ 0.594084] pci 0000:00:1f.4: Adding to iommu group 8 [ 0.594091] pci 0000:01:00.0: Adding to iommu group 1 [ 0.594096] pci 0000:01:00.1: Adding to iommu group 1 [ 0.594104] pci 0000:02:00.0: Adding to iommu group 6 [ 0.594112] pci 0000:03:00.0: Adding to iommu group 7 [ 0.594119] pci 0000:04:00.0: Adding to iommu group 7 [ 0.594122] DMAR: Intel(R) Virtualization Technology for Directed I/O error: pci,host=0000:01:00.0,id=hostdev0,bus=pci.0,addr=0x9: vfio 0000:01:00.0: group 1 is not viable Please ensure all devices within the iommu_group are bound to their vfio bus driver.
