Description of problem:
If boot winxp-sp3(32bit) guest with -smp >64 then guest will continuously reboot.
If use -smp <=64,Guest will boot successfully
Version-Release number of selected component (if applicable):
# uname -r
2.6.32-272.el6.x86_64
#rpm -qa|grep qemu
qemu-kvm-0.12.1.2-2.294.el6.x86_64
How reproducible:
100%
Steps to Reproduce:
1./usr/libexec/qemu-kvm -M rhel6.3.0 -cpu Penryn,-kvmclock -monitor stdio -enable-kvm -m 3G -smp 65,sockets=13,cores=5,threads=1 -name rhel6 -uuid 745fe449-aac8-29f1-0c2d-5042a707263b -boot c -drive file=/home/windows-image/winXP-32-virtio.qcow2,if=none,id=drive-ide0-0-0,format=qcow2,cache=none,aio=threads -device virtio-blk-pci,drive=drive-ide0-0-0,id=ide0-0-0,bootindex=1,scsi=off -netdev tap,id=hostnet1 -device virtio-net-pci,netdev=hostnet1,id=net1,mac=86:12:50:a4:35:75 -spice disable-ticketing,port=5913 -device sga -chardev socket,id=serial0,path=/var/test4,server,nowait -device isa-serial,chardev=serial0
2.
3.
Actual results:
boot fail
Expected results:
guest work well
Additional info:
hit the same issue on amd and intel host. host cores number:96