Just saw this again with both Centos and Cirros on Tripleo (virtual Machine based install, so nested virt)
[ 0.148008] ...trying to set up timer as Virtual Wire IRQ...
http://download.cirros-cloud.net/0.3.4/cirros-0.3.4-x86_64-disk.img
CentOS-7-x86_64-GenericCloud
Just saw this again with both Centos and Cirros on Tripleo (virtual Machine based install, so nested virt)
[ 0.148008] ...trying to set up timer as Virtual Wire IRQ...
http:// download. cirros- cloud.net/ 0.3.4/cirros- 0.3.4-x86_ 64-disk. img
CentOS- 7-x86_64- GenericCloud