When we attach a interface to a guest machine, we receive the following error messages: [root@wency ~]# virsh attach-interface RHEL6RC network default error: Failed to attach interface error: internal error unable to execute QEMU command 'device_add': Bus 'pci' not found This bug was caused by 0b864eb1. Wen Congyang (2): QEMUD_CMD_FLAG_PCI_MULTIBUS should be set in the function qemuCapsExtractVersionInfo() tests: set QEMUD_CMD_FLAG_PCI_MULTIBUS in testCompareXMLToArgvFiles() src/qemu/qemu_capabilities.c | 12 +++++++++--- src/qemu/qemu_capabilities.h | 2 +- src/qemu/qemu_command.c | 6 ------ src/qemu/qemu_driver.c | 20 +++++++++++--------- tests/qemuxml2argvtest.c | 9 +++++++++ 5 files changed, 30 insertions(+), 19 deletions(-) -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list