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Description of problem: boot guest and then do migration. Can not use the PS/2 mouse inside dst guest after migration. Version-Release number of selected component (if applicable): qemu-kvm-rhev-2.1.2-17.el7.x86_64 Host kernel: 3.10.0-220.el7.x86_64 guest: win2012r2-64 How reproducible: 100% Steps to Reproduce: 1.boot guest cli: # /usr/libexec/qemu-kvm -name test -machine pc,dump-guest-core=off -cpu Broadwell,+movbe,+bmi1,hv_relaxed,hv_vapic,hv_spinlocks=0x1fff,hv_time,check,enforce -enable-kvm -sandbox on -m 2G -vnc :1 -realtime mlock=off -smp 4,sockets=1,cores=2,threads=2 -uuid b123c5df-d85b-2ce9-5e93-926f4f4ce03b -nodefconfig -nodefaults -rtc base=utc -drive file=/home/win2012r2-64.qcow2,if=none,id=drive-virtio-disk0,format=qcow2,cache=none,snapshot=on -device virtio-blk-pci,bus=pci.0,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 -netdev tap,id=hostnet0,vhost=on,script=/etc/qemu-ifup -device virtio-net-pci,netdev=hostnet0,id=net0,mac=00:13:20:fe:11:11,bus=pci.0 -drive file=/home/en_windows_server_2012_r2_x64_dvd_2707946.iso,if=none,id=iso1,media=cdrom -device ide-cd,drive=iso1,id=sys-iso1 -drive file=/usr/share/virtio-win/virtio-win-1.7.2.iso,if=none,id=virtio-win-driver,media=cdrom -device ide-cd,drive=virtio-win-driver,id=sys-virtio-win-driver -monitor stdio -vga cirrus 2.boot dst guest cli(on the same host). # /usr/libexec/qemu-kvm -name test -machine pc,dump-guest-core=off -cpu Broadwell,+movbe,+bmi1,hv_relaxed,hv_vapic,hv_spinlocks=0x1fff,hv_time,check,enforce -enable-kvm -sandbox on -m 2G -vnc :2 -realtime mlock=off -smp 4,sockets=1,cores=2,threads=2 -uuid b123c5df-d85b-2ce9-5e93-926f4f4ce03b -nodefconfig -nodefaults -rtc base=utc -drive file=/home/win2012r2-64.qcow2,if=none,id=drive-virtio-disk0,format=qcow2,cache=none,snapshot=on -device virtio-blk-pci,bus=pci.0,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 -netdev tap,id=hostnet0,vhost=on,script=/etc/qemu-ifup -device virtio-net-pci,netdev=hostnet0,id=net0,mac=00:13:20:fe:11:11,bus=pci.0 -drive file=/home/en_windows_server_2012_r2_x64_dvd_2707946.iso,if=none,id=iso1,media=cdrom -device ide-cd,drive=iso1,id=sys-iso1 -drive file=/usr/share/virtio-win/virtio-win-1.7.2.iso,if=none,id=virtio-win-driver,media=cdrom -device ide-cd,drive=virtio-win-driver,id=sys-virtio-win-driver -monitor stdio -vga cirrus -incoming tcp::5800 tap1 3.do migration from src to dst. (qemu) migrate -d tcp:127.0.0.1:5800 4.check the guest mouse can be used or not inside dst guest. Actual results: After step4, can not use the mouse inside dst guest. (qemu) info mice * Mouse #2: QEMU PS/2 Mouse Expected results: Can use the mouse as normal inside dst guest. Additional info:
Doesn't reproduce. Please retest with qemu 2.3
Retest with qemu-kvm-rhev-2.3.0-1.el7.x86_64. cli: # /usr/libexec/qemu-kvm -name test -machine pc,dump-guest-core=off -cpu Broadwell,+movbe,+bmi1,hv_relaxed,hv_vapic,hv_spinlocks=0x1fff,hv_time,check -enable-kvm -sandbox on -m 2G -vnc :1 -realtime mlock=off -smp 4,sockets=1,cores=2,threads=2 -uuid b123c5df-d85b-2ce9-5e93-926f4f4ce03b -nodefconfig -nodefaults -rtc base=utc -drive file=/mnt/windows_img/win2012-64r2-virtio.qcow2,if=none,id=drive-virtio-disk0,format=qcow2,cache=none,snapshot=on -device virtio-blk-pci,bus=pci.0,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 -netdev tap,id=hostnet0,vhost=on,script=/etc/qemu-ifup -device virtio-net-pci,netdev=hostnet0,id=net0,mac=00:13:20:fe:11:11,bus=pci.0 -drive file=/home/en_windows_server_2012_r2_x64_dvd_2707946.iso,if=none,id=iso1,media=cdrom -device ide-cd,drive=iso1,id=sys-iso1 -drive file=/usr/share/virtio-win/virtio-win-1.7.2.iso,if=none,id=virtio-win-driver,media=cdrom -device ide-cd,drive=virtio-win-driver,id=sys-virtio-win-driver -monitor stdio -vga cirrus Steps the same with comment #0, repeat try 3 times, do not hit this issue.
(In reply to Jun Li from comment #3) > Retest with qemu-kvm-rhev-2.3.0-1.el7.x86_64. > Steps the same with comment #0, repeat try 3 times, do not hit this issue. rebase fixed this appearently. setting to modified then.
Verified on qemu-kvm-rhev-2.3.0-2.el7.x86_64: 1. boot guest on src host: /usr/libexec/qemu-kvm -name test -machine pc,dump-guest-core=off -cpu Broadwell,+movbe,+bmi1,hv_relaxed,hv_vapic,hv_spinlocks=0x1fff,hv_time,check -enable-kvm -sandbox on -m 2G -vnc :1 -realtime mlock=off -smp 4,sockets=1,cores=2,threads=2 -uuid b123c5df-d85b-2ce9-5e93-926f4f4ce03b -nodefconfig -nodefaults -rtc base=utc -drive file=/mnt/windows_img/win2012-64r2-virtio.qcow2,if=none,id=drive-virtio-disk0,format=qcow2,cache=none,snapshot=on -device virtio-blk-pci,bus=pci.0,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 -netdev tap,id=hostnet0,vhost=on,script=/etc/qemu-ifup -device virtio-net-pci,netdev=hostnet0,id=net0,mac=00:13:20:fe:11:11,bus=pci.0 -drive file=/home/en_windows_server_2012_r2_x64_dvd_2707946.iso,if=none,id=iso1,media=cdrom -device ide-cd,drive=iso1,id=sys-iso1 -drive file=/usr/share/virtio-win/virtio-win-1.7.2.iso,if=none,id=virtio-win-driver,media=cdrom -device ide-cd,drive=virtio-win-driver,id=sys-virtio-win-driver -monitor stdio -vga cirrus 2. boot guest on same host, with same cmd plus "-incoming tcp:0:5555" 3. do migration: (qemu) migrate -d tcp:127.0.0.1:5555 4. after migration, guest mice works correctly.
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/RHBA-2015-2546.html