Hi When launch qemu throught libvirt (also builded from GIT):
nov 18 16:57:52 sL1pKn07 libvirtd[1370]: Domain id=2 name='windoze' uuid=167cfa49-c88f-46df-a6bf-3127d5bf4d38 is tainted: custom-argv nov 18 16:57:52 sL1pKn07 libvirtd[1370]: Domain id=2 name='windoze' uuid=167cfa49-c88f-46df-a6bf-3127d5bf4d38 is tainted: host-cpu nov 18 16:58:03 sL1pKn07 libvirtd[1370]: internal error: unknown CPU feature __kvm_hv_vendor_id nov 18 16:58:11 sL1pKn07 libvirtd[1370]: internal error: End of file from qemu monitor PID: 20731 (qemu-system-x86) UID: 1000 (sl1pkn07) GID: 78 (kvm) Signal: 6 (ABRT) Timestamp: Fri 2016-11-18 16:58:11 CET (2h 30min ago) Command Line: /usr/bin/qemu-system-x86_64 -name guest=windoze,debug-threads=on -S -object secret,id=masterKey0,format=raw,file=/var/lib/libvirt/qemu/domain-2-windoze/master-key.aes -machine pc-i440fx-2.7,accel=kvm,usb=off,dump-guest-core=off -cpu host,hv_time,hv_vendor_id=SomeString,kvm=off -bios /usr/share/edk2.git/ovmf-x64/OVMF_CODE-pure-efi.fd -m 12288 -realtime mlock=off -smp 6,sockets=1,cores=6,threads=1 -uuid 167cfa49-c88f-46df-a6bf-3127d5bf4d38 -display none -no-user-config -nodefaults -chardev socket,id=charmonitor,path=/var/lib/libvirt/qemu/domain-2-windoze/monitor.sock,server,nowait -mon chardev=charmonitor,id=monitor,mode=control -rtc base=localtime -no-shutdown -boot menu=off,strict=on -device ahci,id=sata0,bus=pci.0,addr=0x4 -drive file=/dev/disk/by-id/ata-KINGSTON_SV300S37A240G_50026B775B0399A7,format=raw,if=none,id=drive-virtio-disk0 -device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x6,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 -netdev tap,fd=25,id=hostnet0,vhost=on,vhostfd=27 -device virtio-net-pci,netdev=hostnet0,id=net0,mac=52:54:00:e4:b0:b4,bus=pci.0,addr=0x9 -device vfio-pci,host=07:00.0,id=hostdev0,bus=pci.0,addr=0x7 -device vfio-pci,host=07:00.1,id=hostdev1,bus=pci.0,addr=0x3 -device vfio-pci,host=14:00.0,id=hostdev2,bus=pci.0,addr=0x5 -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x8 -machine max-ram-below-4g=1G -msg timestamp=on Executable: /usr/bin/qemu-system-x86_64 Control Group: / Slice: -.slice Boot ID: 096f631947d640c19212ef9c5cb9a1e6 Machine ID: c20ee0c57658685bfedf50384b0e3ec0 Hostname: sL1pKn07 Storage: none Message: Process 20731 (qemu-system-x86) of user 1000 dumped core. the last commit builded and i don't have problems is qemu: b49e452 libvirt: 77d24de the XML: <!-- WARNING: THIS IS AN AUTO-GENERATED FILE. CHANGES TO IT ARE LIKELY TO BE OVERWRITTEN AND LOST. Changes to this xml configuration should be made using: virsh edit windoze or other application using the libvirt API. --> <domain type='kvm' xmlns:qemu='http://libvirt.org/schemas/domain/qemu/1.0'> <name>windoze</name> <uuid>167cfa49-c88f-46df-a6bf-3127d5bf4d38</uuid> <memory unit='KiB'>12582912</memory> <currentMemory unit='KiB'>12582912</currentMemory> <vcpu placement='auto'>6</vcpu> <numatune> <memory mode='strict' placement='auto'/> </numatune> <sysinfo type='smbios'> <bios> <entry name='vendor'>GENERIC</entry> <entry name='version'>GENERIC</entry> <entry name='date'>01/01/2014</entry> <entry name='release'>0.91</entry> </bios> <system> <entry name='manufacturer'>GENERIC</entry> <entry name='product'>GENERIC</entry> <entry name='version'>GENERIC</entry> <entry name='serial'>1</entry> <entry name='uuid'>167cfa49-c88f-46df-a6bf-3127d5bf4d38</entry> <entry name='sku'>GENERIC</entry> <entry name='family'>GENERIC</entry> </system> </sysinfo> <os> <type arch='x86_64' machine='pc-i440fx-2.7'>hvm</type> <loader type='rom'>/usr/share/edk2.git/ovmf-x64/OVMF_CODE-pure-efi.fd</loader> <nvram template='/usr/share/edk2.git/ovmf-x64/OVMF_VARS-pure-efi.fd'>/var/lib/libvirt/qemu/nvram/windoze_VARS.fd</nvram> <bootmenu enable='no'/> </os> <features> <acpi/> <apic/> <pae/> <hyperv> <vendor_id state='on' value='SomeString'/> </hyperv> <kvm> <hidden state='on'/> </kvm> </features> <cpu mode='host-passthrough'> <topology sockets='1' cores='6' threads='1'/> </cpu> <clock offset='localtime'> <timer name='hypervclock' present='yes'/> </clock> <on_poweroff>destroy</on_poweroff> <on_reboot>restart</on_reboot> <on_crash>restart</on_crash> <devices> <emulator>/usr/bin/qemu-system-x86_64</emulator> <disk type='block' device='disk'> <driver name='qemu' type='raw'/> <source dev='/dev/disk/by-id/ata-KINGSTON_SV300S37A240G_50026B775B0399A7'/> <target dev='vda' bus='virtio'/> <boot order='1'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x06' function='0x0'/> </disk> <controller type='usb' index='0' model='none'/> <controller type='sata' index='0'> <address type='pci' domain='0x0000' bus='0x00' slot='0x04' function='0x0'/> </controller> <controller type='pci' index='0' model='pci-root'/> <interface type='bridge'> <mac address='52:54:00:e4:b0:b4'/> <source bridge='br0'/> <model type='virtio'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x09' function='0x0'/> </interface> <input type='keyboard' bus='ps2'/> <input type='mouse' bus='ps2'/> <hostdev mode='subsystem' type='pci' managed='no'> <source> <address domain='0x0000' bus='0x07' slot='0x00' function='0x0'/> </source> <address type='pci' domain='0x0000' bus='0x00' slot='0x07' function='0x0'/> </hostdev> <hostdev mode='subsystem' type='pci' managed='no'> <source> <address domain='0x0000' bus='0x07' slot='0x00' function='0x1'/> </source> <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/> </hostdev> <hostdev mode='subsystem' type='pci' managed='yes'> <source> <address domain='0x0000' bus='0x14' slot='0x00' function='0x0'/> </source> <address type='pci' domain='0x0000' bus='0x00' slot='0x05' function='0x0'/> </hostdev> <memballoon model='virtio'> <address type='pci' domain='0x0000' bus='0x00' slot='0x08' function='0x0'/> </memballoon> </devices> <qemu:commandline> <qemu:arg value='-machine'/> <qemu:arg value='max-ram-below-4g=1G'/> </qemu:commandline> </domain> greetings _______________________________________________ vfio-users mailing list vfio-users@redhat.com https://www.redhat.com/mailman/listinfo/vfio-users