I don't use the command line, I just launch virt-manager, select my virtual
machine, and click the play button. While it is launching, I have time to look
at the following output in the command line:
[quote=ps aux | grep virt]
user 17107 102 0.3 18479488 208736 ? Sl 11:33 0:04
/usr/bin/qemu-system-x86_64 -name
guest=debian-stable+backports,debug-threads=on -S -object
{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/home/user/.config/libvirt/qemu/lib/domain-6-debian-stable+backpo/master-key.aes"}
-machine
pc-q35-9.1,usb=off,vmport=off,dump-guest-core=off,memory-backend=pc.ram,hpet=off,acpi=on
-accel kvm -cpu host,migratable=on -m size=16777216k -object
{"qom-type":"memory-backend-ram","id":"pc.ram","size":17179869184} -overcommit
mem-lock=off -smp 2,sockets=2,cores=1,threads=1 -uuid
b711db06-f602-42f9-b32a-77f401e6da0e -no-user-config -nodefaults -chardev
socket,id=charmonitor,fd=28,server=on,wait=off -mon
chardev=charmonitor,id=monitor,mode=control -rtc base=utc,driftfix=slew -global
kvm-pit.lost_tick_policy=delay -no-shutdown -global ICH9-LPC.disable_s3=1
-global ICH9-LPC.disable_s4=1 -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":"pcie-root-port","port":21,"chassis":6,"id":"pci.6","bus":"pcie.0","addr":"0x2.0x5"}
-device
{"driver":"pcie-root-port","port":22,"chassis":7,"id":"pci.7","bus":"pcie.0","addr":"0x2.0x6"}
-device
{"driver":"pcie-root-port","port":23,"chassis":8,"id":"pci.8","bus":"pcie.0","addr":"0x2.0x7"}
-device
{"driver":"pcie-root-port","port":24,"chassis":9,"id":"pci.9","bus":"pcie.0","multifunction":true,"addr":"0x3"}
-device
{"driver":"pcie-root-port","port":25,"chassis":10,"id":"pci.10","bus":"pcie.0","addr":"0x3.0x1"}
-device
{"driver":"pcie-root-port","port":26,"chassis":11,"id":"pci.11","bus":"pcie.0","addr":"0x3.0x2"}
-device
{"driver":"pcie-root-port","port":27,"chassis":12,"id":"pci.12","bus":"pcie.0","addr":"0x3.0x3"}
-device
{"driver":"pcie-root-port","port":28,"chassis":13,"id":"pci.13","bus":"pcie.0","addr":"0x3.0x4"}
-device
{"driver":"pcie-root-port","port":29,"chassis":14,"id":"pci.14","bus":"pcie.0","addr":"0x3.0x5"}
-device
{"driver":"pcie-root-port","port":30,"chassis":15,"id":"pci.15","bus":"pcie.0","addr":"0x3.0x6"}
-device {"driver":"pcie-pci-bridge","id":"pci.16","bus":"pci.7","addr":"0x0"}
-device
{"driver":"qemu-xhci","p2":15,"p3":15,"id":"usb","bus":"pci.2","addr":"0x0"}
-blockdev
{"driver":"file","filename":"/home/user/.local/share/libvirt/images/debian12.qcow2","node-name":"libvirt-2-storage","auto-read-only":true,"discard":"unmap"}
-blockdev
{"node-name":"libvirt-2-format","read-only":false,"discard":"unmap","driver":"qcow2","file":"libvirt-2-storage","backing":null}
-device
{"driver":"virtio-blk-pci","bus":"pci.4","addr":"0x0","drive":"libvirt-2-format","id":"virtio-disk0","bootindex":1}
-device {"driver":"ide-cd","bus":"ide.0","id":"sata0-0-0"} -netdev
{"type":"user","id":"hostnet0"} -device
{"driver":"virtio-net-pci","netdev":"hostnet0","id":"net0","mac":"be:ef:00:0d:29:10","bus":"pci.1","addr":"0x0"}
-device {"driver":"usb-tablet","id":"input1","bus":"usb.0","port":"1"}
-audiodev {"id":"audio1","driver":"spice"} -spice
port=0,disable-ticketing=on,image-compression=off,gl=on,rendernode=/dev/dri/by-path/pci-0000:06:00.0-render,seamless-migration=on
-device
{"driver":"virtio-vga-gl","id":"video0","max_outputs":1,"bus":"pcie.0","addr":"0x1"}
-device {"driver":"ich9-intel-hda","id":"sound0","bus":"pcie.0","addr":"0x1b"}
-device
{"driver":"hda-duplex","id":"sound0-codec0","bus":"sound0.0","cad":0,"audiodev":"audio1"}
-global ICH9-LPC.noreboot=off -watchdog-action reset -chardev
spicevmc,id=charredir0,name=usbredir -device
{"driver":"usb-redir","chardev":"charredir0","id":"redir0","bus":"usb.0","port":"2"}
-chardev spicevmc,id=charredir1,name=usbredir -device
{"driver":"usb-redir","chardev":"charredir1","id":"redir1","bus":"usb.0","port":"3"}
-device
{"driver":"virtio-balloon-pci","id":"balloon0","bus":"pci.5","addr":"0x0"}
-object {"qom-type":"rng-random","id":"objrng0","filename":"/dev/urandom"}
-device
{"driver":"virtio-rng-pci","rng":"objrng0","id":"rng0","bus":"pci.6","addr":"0x0"}
-sandbox
on,obsolete=deny,elevateprivileges=deny,spawn=deny,resourcecontrol=deny -msg
timestamp=on
[/quote]
--
Защищено с помощью Tuta Mail:
https://tuta.com/free-email
8 авг. 2025 г., 10:15 От [email protected]:
> Control: tag -1 + moreinfo
>
> On 07.08.2025 11:22, Debian bug reporter wrote:
>
>> Package: qemu-system-modules-spice
>> Version: 1:10.1.0~rc2+ds-1
>> Severity: important
>> X-Debbugs-Cc: [email protected]
>>
>> Dear Maintainer,
>>
>> I use libvirt+qemu in user mode. After the last update, video output stopped
>> working when 3D mode was enabled. It is noteworthy that I can see the grub
>> bootloader, where I can select the kernel version, but after that I get the
>> error “display output is not active” and then the machine crashes.
>>
>> The VM continues to boot if 3D acceleration is disabled.
>>
>
> As usual, please provide at least the very minimal information about the
> way how you run your qemu, - at least the command-line arguments which
> are relevant to your problem. With the information you gave, the only
> thing I can do is to tag this bug with "moreinfo". Qemu has a ton of
> various (virtual hardware) options and details.
>
> Please, PRETTY PLEASE, provide the damn command line.
>
> Thanks,
>
> /mjt
>
