Description of problem: Windows 2012R2 and 2012 got BSOD while running "NDISTest 6.5 - [2 Machine] - InvalidPackets" Version-Release number of selected component (if applicable): qemu-kvm-rhev-2.1.0-4.el7.x86_64 kernel-3.10.0-165.el7.x86_64 seabios-1.7.5-4.el7.x86_64 virtio-win-prewhql-92 How reproducible: 5 times/5 times Steps to Reproduce: 1.boot up guest with following CLI /usr/libexec/qemu-kvm -name 092NIC2012R2CKY -enable-kvm -m 6G -smp 8 -uuid b0116706-4f37-428d-83c1-6ba7c93fcb29 -nodefconfig -nodefaults -chardev socket,id=charmonitor,path=/tmp/092NIC2012R2CKY,server,nowait -mon chardev=charmonitor,id=monitor,mode=control -rtc base=localtime,driftfix=slew -boot order=cd,menu=on -device piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2 -drive file=092NIC2012R2CKY,if=none,id=drive-ide0-0-0,format=raw,serial=mike_cao,cache=none -device ide-drive,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0 -drive file=en_windows_server_2012_r2_x64_dvd_2707946.iso,if=none,media=cdrom,id=drive-ide0-1-0,readonly=on,format=raw -device ide-drive,bus=ide.1,unit=0,drive=drive-ide0-1-0,id=ide0-1-0 -drive file=092NIC2012R2CKY.vfd,if=none,id=drive-fdc0-0-0,format=raw,cache=none -global isa-fdc.driveA=drive-fdc0-0-0 -netdev tap,script=/etc/qemu-ifup,downscript=no,id=hostnet0 -device rtl8139,netdev=hostnet0,id=net0,mac=00:52:52:06:af:1f,bus=pci.0,addr=0x3 -chardev pty,id=charserial0 -device isa-serial,chardev=charserial0,id=isa_serial0 -device usb-tablet,id=input0 -vnc 0.0.0.0:4 -vga cirrus -netdev tap,script=/etc/qemu-ifup-private,downscript=no,id=hostnet1,vhost=on -device virtio-net-pci,netdev=hostnet1,id=net1,mac=00:52:00:17:c0:4b,bus=pci.0,mq=on root 32187 39.3 9.2 7370044 3027952 ? Sl Sep25 1700:07 /usr/libexec/qemu-kvm -name 092NIC2012R2SKY -enable-kvm -m 6G -smp 8 -uuid 590a5e39-a2a3-425e-8f2b-8a352147cf1f -nodefconfig -nodefaults -chardev socket,id=charmonitor,path=/tmp/092NIC2012R2SKY,server,nowait -mon chardev=charmonitor,id=monitor,mode=control -rtc base=localtime,driftfix=slew -boot order=cd,menu=on -device piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2 -drive file=092NIC2012R2SKY,if=none,id=drive-ide0-0-0,format=raw,serial=mike_cao,cache=none -device ide-drive,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0 -drive file=en_windows_server_2012_r2_x64_dvd_2707946.iso,if=none,media=cdrom,id=drive-ide0-1-0,readonly=on,format=raw -device ide-drive,bus=ide.1,unit=0,drive=drive-ide0-1-0,id=ide0-1-0 -drive file=092NIC2012R2SKY.vfd,if=none,id=drive-fdc0-0-0,format=raw,cache=none -global isa-fdc.driveA=drive-fdc0-0-0 -netdev tap,script=/etc/qemu-ifup,downscript=no,id=hostnet0 -device rtl8139,netdev=hostnet0,id=net0,mac=00:52:50:2b:b4:b9,bus=pci.0,addr=0x3 -chardev pty,id=charserial0 -device isa-serial,chardev=charserial0,id=isa_serial0 -device usb-tablet,id=input0 -vnc 0.0.0.0:5 -vga cirrus -netdev tap,script=/etc/qemu-ifup-private,downscript=no,id=hostnet1,vhost=on -device virtio-net-pci,netdev=hostnet1,id=net1,mac=00:52:69:01:76:4c,bus=pci.0,mq=on 2.submit the jobs to HCK 3. Actual results: The job failed with BSOD Expected results: The job could pass Additional info: