Failed to Setup Container for group 57: No available IOMMU Models

Problem

Instance in an error state as libvirtd failed to setup container for group 57 as there was no IOMMU module configured on the host.

Failed to start libvirt guest: libvirtError: internal error: qemu unexpectedly closed the monitor: 2020-06-26T23:19:48.842902Z qemu-system-x86_64: -device vfio-pci,host=83:00.0,id=hostdev0,bus=pci.0,addr=0x5: vfio error: 0000:83:00.0: failed to setup container for group 57: No available IOMMU models

Environment

  • Platform9 Managed OpenStack - All Versions

  • Libvirtd

Cause

  1. vfio_iommu_type1 module isn't loaded.

pf9@host:~$ lsmod | grep vfio_iommu_type1pf9@host:~$

Resolution

  1. Load the Module using the followingcommand.

pf9@host:~$ modprobe module_name
pf9@host:~$ lsmod | grep vfio_iommu_type1vfio_iommu_type1 20480 0vfio 28672 2 vfio_iommu_type1,vfio_pci

  1. Instance seen to be in the running state after making the change.

pf9@host:~$ sudo virsh list --all | grep [UUID] 14 [UUID] running

Additional Information


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Failed to Setup Container for group 57: No available IOMMU ModelsProblemEnvironmentCauseResolutionAdditional Information