This is the log I have:
/usr/sbin/qm start 103
qemu: 'file=/dev/sdc,if=scsi,index=0,heads=64,secs=32,cyls=8192,media=disk,boot=on' invalid physical heads number
start failed: command '/usr/bin/kvm -monitor unix:/var/run/qemu-server/103.mon,server,nowait -vnc...