can not create VMs anymore

since the last update (6.12.4) this error appears if i wont to create a vm

internal error: Child process (LC_ALL=C PATH=/bin:/sbin:/usr/bin:/usr/sbin HOME=/var/lib/libvirt/qemu/domain-9-Ubuntu XDG_DATA_HOME=/var/lib/libvirt/qemu/domain-9-Ubuntu/.local/share XDG_CACHE_HOME=/var/lib/libvirt/qemu/domain-9-Ubuntu/.cache XDG_CONFIG_HOME=/var/lib/libvirt/qemu/domain-9-Ubuntu/.config /usr/local/sbin/qemu -name guest=Ubuntu,debug-threads=on -S -object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/var/lib/libvirt/qemu/domain-9-Ubuntu/master-key.aes"}' -blockdev '{"driver":"file","filename":"/usr/share/qemu/ovmf-x64/OVMF_CODE-pure-efi.fd","node-name":"libvirt-pflash0-storage","auto-read-only":true,"discard":"unmap"}' -blockdev '{"node-name":"libvirt-pflash0-format","read-only":true,"driver":"raw","file":"libvirt-pflash0-storage"}' -blockdev '{"driver":"file","filename":"/etc/libvirt/qemu/nvram/6a52f7be-edc2-09d9-ec41-05c245a88f8e_VARS-pure-efi.fd","node-name":"libvirt-pflash1-storage","auto-read-only":true,"discard":"unmap"}' -blockdev '{"node-name":"libvirt-pflash1-format","read-only":false,"driver":"raw","file":"libvirt-pflash1-storage"}' -machine pc-q35-7.1,usb=off,dump-guest-core=off,mem-merge=off,memory-backend=pc.ram,pflash0=libvirt-pflash0-format,pflash1=libvirt-pflash1-format -accel kvm -cpu host,migratable=on,topoext=on,host-cache-info=on,l3-cache=off -m 8192 -object '{"qom-type":"memory-backend-ram","id":"pc.ram","size":8589934592}' -overcommit mem-lock=off -smp 1,sockets=1,dies=1,cores=1,threads=1 -uuid 6a52f7be-edc2-09d9-ec41-05c245a88f8e -no-user-config -nodefaults -chardev socket,id=charmonitor,fd=56,server=on,wait=off -mon chardev=charmonitor,id=monitor,mode=control -rtc base=utc,driftfix=slew -global kvm-pit.lost_tick_policy=delay -no-hpet -no-shutdown -boot strict=on -device '{"driver":"pcie-root-port","port":16,"chassis":1,"id":"pci.1","bus":"pcie.0","multifunction":true,"addr":"0x2"}' -device '{"driver":"pcie-root-port","port":17,"chassis":2,"id":"pci.2","bus":"pcie.0","addr":"0x2.0x1"}' -device '{"driver":"pcie-root-port","port":18,"chassis":3,"id":"pci.3","bus":"pcie.0","addr":"0x2.0x2"}' -device '{"driver":"pcie-root-port","port":19,"chassis":4,"id":"pci.4","bus":"pcie.0","addr":"0x2.0x3"}' -device '{"driver":"pcie-root-port","port":20,"chassis":5,"id":"pci.5","bus":"pcie.0","addr":"0x2.0x4"}' -device '{"driver":"ich9-usb-ehci1","id":"usb","bus":"pcie.0","addr":"0x7.0x7"}' -device '{"driver":"ich9-usb-uhci1","masterbus":"usb.0","firstport":0,"bus":"pcie.0","multifunction":true,"addr":"0x7"}' -device '{"driver":"ich9-usb-uhci2","masterbus":"usb.0","firstport":2,"bus":"pcie.0","addr":"0x7.0x1"}' -device '{"driver":"ich9-usb-uhci3","masterbus":"usb.0","firstport":4,"bus":"pcie.0","addr":"0x7.0x2"}' -device '{"driver":"virtio-serial-pci","id":"virtio-serial0","bus":"pci.2","addr":"0x0"}' -blockdev '{"driver":"file","filename":"/mnt/user/domains/Ubuntu/vdisk1.img","node-name":"libvirt-2-storage","cache":{"direct":false,"no-flush":false},"auto-read-only":true,"discard":"unmap"}' -blockdev '{"node-name":"libvirt-2-format","read-only":false,"cache":{"direct":false,"no-flush":false},"driver":"raw","file":"libvirt-2-storage"}' -device '{"driver":"virtio-blk-pci","bus":"pci.3","addr":"0x0","drive":"libvirt-2-format","id":"virtio-disk2","bootindex":1,"write-cache":"on","serial":"vdisk1"}' -blockdev '{"driver":"file","filename":"/mnt/user/isos/ubuntu-22.04.1-live-server-amd64.iso","node-name":"libvirt-1-storage","auto-read-only":true,"discard":"unmap"}' -blockdev '{"node-name":"libvirt-1-format","read-only":true,"driver":"raw","file":"libvirt-1-storage"}' -device '{"driver":"ide-cd","bus":"ide.0","drive":"libvirt-1-format","id":"sata0-0-0","bootindex":2}' -netdev tap,fd=57,id=hostnet0 -device '{"driver":"virtio-net","netdev":"hostnet0","id":"net0","mac":"52:54:00:75:8d:1a","bus":"pci.1","addr":"0x0"}' -chardev pty,id=charserial0 -device '{"driver":"isa-serial","chardev":"charserial0","id":"serial0","index":0}' -chardev socket,id=charchannel0,fd=55,server=on,wait=off -device '{"driver":"virtserialport","bus":"virtio-serial0.0","nr":1,"chardev":"charchannel0","id":"channel0","name":"org.qemu.guest_agent.0"}' -device '{"driver":"usb-tablet","id":"input0","bus":"usb.0","port":"1"}' -audiodev '{"id":"audio1","driver":"none"}' -vnc 0.0.0.0:5,websocket=5705,audiodev=audio1 -k en-us -device '{"driver":"qxl-vga","id":"video0","max_outputs":1,"ram_size":67108864,"vram_size":67108864,"vram64_size_mb":0,"vgamem_mb":16,"bus":"pcie.0","addr":"0x1"}' -device '{"driver":"virtio-balloon-pci","id":"balloon0","bus":"pci.4","addr":"0x0"}' -sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,resourcecontrol=deny -msg timestamp=on) unexpected exit status 1

Edited September 6, 20232 yr by Thomasm