Red Hat Bugzilla – Bug 1288690
Error message misleads users when 2 or more IDE controllers are configured
Last modified: 2016-11-03 14:34:55 EDT
Description of problem: When 2 or more IDE controllers are configured, the error message does not make sense. error: unsupported configuration: Only a single IDE controller is unsupported for this machine type Version-Release number of selected component (if applicable): libvirt-1.2.17-13.el7_2.2.x86_64 How reproducible: 100% Steps to Reproduce: 1. start a domain with 2 IDE controllers #virsh dumpxml vm1 | grep ide -a3 <controller type='ide' index='0'> <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/> </controller> <controller type='ide' index='1'> <address type='pci' domain='0x0000' bus='0x00' slot='0x09' function='0x0'/> </controller> #virsh start vm1 error: Failed to start domain vm1 error: unsupported configuration: Only a single IDE controller is unsupported for this machine type 2. 3. Actual results: Expected results: Error message should like "Only a single IDE controller is supported..." Additional info:
Upstream commit: commit e4ab3b5d38bfbaef3cfe9da07ffafca0904e69da Author: Guido Günther <agx@sigxcpu.org> Date: Sat Nov 21 19:58:56 2015 +0100 qemu: handle more machines with a single builtin IDE controller like I440FX by moving the condition into qemuDomainMachineHasBuiltinIDE and adding more machines. Reference: http://bugs.debian.org/805189
Verified on libvirt-1.3.1-1.el7.x86_64 Steps start guest with I440FX machine type and 2 ide controller <os> <type arch='x86_64' machine='pc-i440fx-rhel7.2.0'>hvm</type> </os> <controller type='ide' index='0'> <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/> </controller> <controller type='ide' index='1'> <address type='pci' domain='0x0000' bus='0x00' slot='0x0a' function='0x0'/> </controller> # virsh start vm1 error: Failed to start domain vm1 error: unsupported configuration: Only a single IDE controller is supported for this machine type Also tested with sun4u, malta, g3beige machine type, passed 1. sun4u machine type and 2 IDE controller <os> <type arch='x86_64' machine='pc-sun4u-rhel7.2.0'>hvm</type> </os> <controller type='ide' index='0'> <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/> </controller> <controller type='ide' index='1'> <address type='pci' domain='0x0000' bus='0x00' slot='0x0a' function='0x0'/> </controller> # virsh start vm1 error: Failed to start domain vm1 error: unsupported configuration: Only a single IDE controller is supported for this machine type 2. malta machine type and 2 IDE controller <os> <type arch='x86_64' machine='pc-malta-rhel7.2.0'>hvm</type> </os> <controller type='ide' index='0'> <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/> </controller> <controller type='ide' index='1'> <address type='pci' domain='0x0000' bus='0x00' slot='0x0a' function='0x0'/> </controller> # virsh start vm1 error: Failed to start domain vm1 error: unsupported configuration: Only a single IDE controller is supported for this machine type 3. g3beige machine type and 2 IDE controller <os> <type arch='x86_64' machine='pc-g3beige-rhel7.2.0'>hvm</type> </os> <controller type='ide' index='0'> <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x1'/> </controller> <controller type='ide' index='1'> <address type='pci' domain='0x0000' bus='0x00' slot='0x0a' function='0x0'/> </controller> # virsh start vm1 error: Failed to start domain vm1 error: unsupported configuration: Only a single IDE controller is supported for this machine type
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://rhn.redhat.com/errata/RHSA-2016-2577.html