reproduce this bug on libvirt-libs-6.0.0-17.2.module+el8.2.0+6629+3fc0f2c2.x86_64 1. make sure there is no guest and no cache file # ll /var/cache/libvirt/qemu/ total 0 # virsh list --all Id Name State -------------------- 2. run domcapabilities command # virsh domcapabilities error: failed to get emulator capabilities error: invalid argument: unable to find any emulator to serve 'x86_64' architecture 3. use virt-install to install an vm, then try above command: # virsh domcapabilities <domainCapabilities> <path>/usr/libexec/qemu-kvm</path> <domain>kvm</domain> ... 4. update the libvirt to latest libvirt-libs-6.0.0-17.3.module+el8.2.0+6907+6abdb1b6.x86_64 # ll /var/cache/libvirt/qemu total 0 # virsh list --all Id Name State -------------------- # virsh domcapabilities <domainCapabilities> <path>/usr/libexec/qemu-kvm</path> <domain>kvm</domain> <machine>pc-i440fx-rhel7.6.0</machine> <arch>x86_64</arch> ... the result is as expected, set the bug to be verified.
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2020:3234