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How can I create a VM in virt-manager that can access the internet through the host but can't even see the host or other devices on the LAN?

I want to create a VM for testing purposes -- questionable websites, files that could be infected with a virus, etc. So I want to create a VM and that VM should be able to access the internet but it ...
IMTheNachoMan's user avatar
2 votes
0 answers
198 views

How can I prevent certain keys (e.g. Super/Win) from being passed through to a qemu guest?

I am running a Windows 10 guest under Linux using qemu / virt-manager. All of my WM shortcuts in X use the super (windows) key. I don't really need that key for anything inside the Windows VM. Is ...
mark03's user avatar
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VirtManager, guest pause/save->resume, cannot RDP into guest

If relevant, the guest is using "Macvtap device" as the "Network source". It seems that if I apply "pause" or "save" on the Windows guest, and then resume it, I ...
Damn Vegetables's user avatar
0 votes
2 answers
270 views

Shutdown VM when graphical console is closed

I have a Debian 12 VM with QEMU/KVM as hypervisor and Virt-Manager as a frontend and SPICE for graphical output. The purpose of this VM is to be used interactively and so I'd like not to leave it ...
cidra's user avatar
  • 65
2 votes
0 answers
3k views

How do I get a multi-display virgl 3D accelerated QEMU VM on a NVIDIA card in virt-manager?

I've managed to get virgl 3D acceleration running in QEMU/KVM, and now I want to see if I can get it running with multiple displays. However when I add more heads to the Video Device Display 1 is ...
ninjachicken1's user avatar
1 vote
0 answers
172 views

Unable to split USB devices to Different USB Busses. Is this a hardware issue or Linux issue

I have i9-13900k CPU running on Asus Z790 MB. When using lsusb. I found out that every USB device is assigned to BUS 1. It does not matter which USB port I use on the computer. I would like to Split ...
user63726's user avatar
  • 141
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1 answer
211 views

Arch/Plasma - PolicyKit window not opening for Virtual Machine Manager;

I'm relatively new to linux and I have using Arch linux as the host for some virtual machines for some time now. I don't know what triggered it, but lately 90% of the times I boot and open the Virtual ...
his dudeness's user avatar
1 vote
1 answer
2k views

Getting "can't connect to default" error on shutdown after installing virt-manager on Debian

I am running Debian 12/Bookworm with KDE Plasma. Ever since I installed virt-manager I am getting the following message when rebooting. It sits here for 30+ seconds before it continues with the boot ...
IMTheNachoMan's user avatar
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1 answer
1k views

Why won't windows boot in virt-manager KVM VM?

I'm following this tutorial on how to run windows apps seamlessly in using winapps and my VM won't boot. It gives the message "Boot failed: Could not read from CDROM (code 0004)". I made ...
Luigi Mario's user avatar
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0 answers
168 views

Graphic glitches in virt-manager win-xp guest

I'm having graphical issues with my windows XP guest in virt-manager. I haven't done any extensive testing, but at the moment I have only encountered it inside the game 3D Pinball Space Cadet (which ...
Arthur's user avatar
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2 answers
2k views

Virtualised Windows 11 under virt-manager (QEMU/KVM) can't find USB SSD storage drive

My virtualised Windows 11 under virt-manager (QEMU / KVM ) can see the USB wireless mouse, but cannot see the USB SSD storage device. I took a check from the inside of Windows 11, in Disk Management ...
Ernest's user avatar
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2 votes
0 answers
495 views

KVM/QEMU Extra mouse features

I have Windows 11 VM running on a Debian host. I am using virt-manager to configure and use the VM. Does anyone know how to get the mouse back/forward buttons and horizontal scroll to work when ...
Craig H's user avatar
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1 answer
802 views

Windows VM works from QEMU CLI but produces BSOD from virt-manager

Overview I have a Windows 7 virtual image that I can successfully spin up using the following qemu command in the terminal: qemu-system-x86_64 -m 4096 -boot d -enable-kvm -smp 2 -net nic -net user -...
jimjamz's user avatar
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0 answers
2k views

How to SSH into virt-manager guest from host?

I have a Debian host OS. I installed virt-manager and created a guest Ubuntu 22.04 OS on a virtual machine. I retrieved the IP address of the guest OS by running ip addr on the (Ubuntu) guest OS's ...
WalksB's user avatar
  • 185
3 votes
1 answer
11k views

virt-manager fails to initialize EGL render node for SPICE GL with NVIDIA proprietary drivers

I have virt-manager on a Fedora Workstation 26 host. I have set up a Virtual Machine with Windows 11 Educational. I have a Spice display server, with Listen Type set to “None”, and OpenGL set on with ...
robertspierre's user avatar
1 vote
0 answers
338 views

Virt-manager duplicating CAPSLOCK key press

I'm running an Ubuntu 22.04 GNOME virtual machine using Virt-Manager. In all applications, I noticed that every time I tap the capslock key it triggers it, but then ~1s later it throws another ...
tolkien's user avatar
  • 11
1 vote
1 answer
6k views

QEMU/KVM, using full physical disk is faster than raw .img file?

When adding an HDD to a guest in QEMU/KVM in Virt-Manager, there are "qcow2" and "raw". "raw" seems to be storing the data in a file with the ".img" extension. ...
Damn Vegetables's user avatar
3 votes
2 answers
794 views

Possible to move a guest OS on VirtManager (Linux) to Windows?

For VirtualBox or VMware Workstation,one could copy the guest OS data directory to another computer and run it there. For example, I could create a guest OS on Linux, and then copy the guest data ...
Damn Vegetables's user avatar
1 vote
1 answer
3k views

Why can’t I seem to run a VM via virt-install from the command line in macOS?

I try to run VM with emulation on MacBook 14 M1 Pro on macOS Monterey (12.3.1). I installed libvirt 8.2.0 and virt-manager 4.0.0 via brew. I used this formula for virt-manager: class VirtManager < ...
amkgi's user avatar
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2 votes
0 answers
1k views

FreeDOS as DOSBox replacement

Generally when the question about DOS games flares up, the general consensus is to use DOSBox (or DOSBox Staging) and it usually does the job. However, as a proof of concept I wonder if it would be ...
Phoenix's user avatar
  • 121
4 votes
1 answer
12k views

How to "alt-tab" out of full-screen Virt Manager?

I'd like to switch from fullscreen in qemu/kvm Virt Manager back to the most recently used window on the main host's operating system (just like alt-tab), but I haven't yet found a solution that works....
WalksB's user avatar
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1 vote
1 answer
7k views

kvm/virt-manager boot selection

I have a VM with two virtual disks. Each have windows OS (w10 and upgraded, same W10 to W11). I cannot separate them to 2 VMs, because I'll loose the activation on one of them. I have enabled boot ...
user63726's user avatar
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0 votes
1 answer
660 views

Setting up kvm to use partition on the current disk not working

I am using libvirt kvm with virt manager, my purpose to have a os that can be used on bare metal and through kvm. I already have a windows partition on my disk, and I created a vm with it added as a ...
Danny Mills's user avatar
0 votes
2 answers
12k views

I am facing problems loading and running the KVM due to the virt-manager on kali linux in windows 10

I used ''' sudo apt-get install qemu-kvm libvirt0 virt-manager libguestfs-tools ''' While trying to install metasploitable 2 and the surrounding functions from https://www.kalilinux.in/2020/09/...
user avatar
0 votes
2 answers
397 views

virt-manager: Can't make a sparc64 vm

OS: Ubuntu 20.04.3 virt-manager version: 2.2.1 Whenever I go to make a sparc64 vm I get this error message Unable to complete install: 'internal error: process exited while connecting to monitor: 2021-...
xproot's user avatar
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0 votes
2 answers
422 views

Timeout for access from Guest VM to Host

I use virt-manager to administer my virtual machines. I would like to communicate a virtual machine (Windows) with the host machine (GNU/Linux). I use the default network interface, which is a bridge ...
anderson's user avatar
1 vote
0 answers
2k views

How to make KVM guest stop showing both host and guest mouse cursors as it makes guest very hard to use?

I've created a CentOS 7 (KDE) VM on a Centos 7 KVM server without X or GUI, and there's only one guest on this server. I see two cursors in the virt-manager VM console: the host cursor and the guest ...
Fenyx's user avatar
  • 11
3 votes
2 answers
6k views

Virt manager error: unable to find any master var store for loader

I followed the guide here https://github.com/kholia/OSX-KVM but I got an error after importing the VM into virt-manager. Specifically, I get the error 'unable to find any master var store for loader' ...
Domiic's user avatar
  • 31
0 votes
0 answers
140 views

Drivers not working for a pass through GPU

I recently made a Virtual Machine using virt-manager, and I pass through a GPU. When I turn on the guest (Windows 10). It disables the device and locks the screen resolution to 800x600. I have no clue ...
Gersom's user avatar
  • 1
1 vote
1 answer
3k views

Boot windows on virt-manager from an image that fetched from existing Windows on a different computer

I have a PC laptop with Windows 10, it has two hard drives, one for windows that is separated with UEFI, windows and data partition, and another hard drive that has some more apps installed on it. I ...
ufk's user avatar
  • 909
5 votes
1 answer
12k views

libvirt / KVM/QEMU - Networks: What does "Open Network" do?

When setting up a network with libvirt & virt-manager, there is an option to choose "Open Network" as the "Network Mode" when forwarding traffic to a physical network. What ...
user3728501's user avatar
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0 votes
1 answer
464 views

Group VM by tag in virt-manager on Ubuntu

virt-manager question KVM on Ubuntu 20.04/libvirt/qemu How i can group vm in virt-manager interface? In virtualbox or hyper-v/vmware this is very simple. Googling doesnt gave the result.
Lollipoping's user avatar
1 vote
1 answer
473 views

How do I pin a process to a single CPU core?

I have a 2 core 2 thread cpu and I want to pin one core for a Windows 10 VM and keep the other for the Linux host.
Jonathan's user avatar
3 votes
0 answers
2k views

Bitlocker on KVM/QEMU/virt-manager Windows guest using TPM passthrough

I have a dual boot installation on my Lenovo T480s: Windows 10 and Fedora 33. As I prefer working on Linux but need to have quick access to some Windows exclusive programs, I've configured QEMU (in ...
dist3r's user avatar
  • 31
0 votes
0 answers
44 views

virt-manager: Group 14 is not suitable

I followed this tutorial (here: https://passthroughpo.st/new-and-improved-mac-os-tutorial-part-1-the-basics/) but when I pass through my GPU, it errors out with something along the lines of Group 14 ...
zurgeg's user avatar
  • 103
1 vote
1 answer
1k views

virt-manager can't connect to libvirt: "Connection does not support required domain listing APIs"

I can't connect with my local virt-manager (version 3.0.0) to the old remote libvirt setup (version 0.8.3): Unable to connect to libvirt qemu+ssh://[email protected]/system. Connection does not ...
sebix's user avatar
  • 186
0 votes
1 answer
4k views

KVM/QEMU: Virt manager put automatically EPYC-IBPB cpu in cpu configuration

I have a problem with virt manager. When I tick "copy host configuration" or write host-passthrough" and I start the VM, the CPU model returns automatically to EPYC-IBPB CPU. And if I ...
Binary_Serox's user avatar
0 votes
1 answer
1k views

Can I use Aero Glass with QXL (virt-manager)?

I've made a Windows 7 VM with QXL as the display adapter. I installed the guest additions and the display adapter was properly showing up in device manager. I've tried changing the QXL settings to ...
UnicornsOnLSD's user avatar
0 votes
2 answers
4k views

KVM GPU Passthrough Nvidia Error 43

I have a Dell Latitude E6530 laptop with Optimus graphics (Intel/Nvidia) and I am attempting a dGPU passthrough that I have read countless articles and forum threads about trying to overcome this ...
RebelLion's user avatar
2 votes
0 answers
420 views

How to get a virtual machine onto the LAN

I've got Manjaro(Arch) at 192.168.0.2 running minecraft open to LAN connections and an excited 7 year old wanting to play with his dad. My old as dirt laptop finally died and I've replaced it with a ...
Philip's user avatar
  • 316
27 votes
1 answer
18k views

What is the difference and relationship between kvm, virt-manager, qemu and libvirt?

I investigated this topic and here are my conclusions (But I still have questions. And please correct me if I made any mistake in my conclusions): VMWare: VMWare developed its VM Hypervisor SW in 1999,...
Columbia Rover's user avatar
0 votes
1 answer
158 views

Dual booting and virtualizing Windows 10 results in blue screen since recent update

I have Debian 10 and Windows 10 1903 set up as dual boot on a Thinkpad T440p using UEFI. Until now I was also able to start that same Windows 10 instance as a virtual machine using virt-manager/...
user avatar
0 votes
1 answer
1k views

What is the correct repository details for qemu on Ubuntu 18.04?

I'm attempting to setup qemu-kvm on Ubuntu 18.04. I have installed qemu - fine. I am now trying to install/setup vm images, however the virt-install command is not found. I have tried to add the qemu ...
Mike Lane's user avatar
1 vote
0 answers
186 views

KVM Virtualization and Radius Authentication

I've recently swapped my vms from Virtual Box to KVM. I am using virt-manager at the moment. I am happy with everything except for one problem. I am using NAT for vm networking. When the host is ...
krypt's user avatar
  • 11
11 votes
2 answers
69k views

Hiding Virtual machine status from guest operating system

Host OS: Fedora Guest OS: Windows 10 Virtualization: KVM So the idea is to run a Windows 10 host machine that is unaware that it is a virtual machine. So when I open the task manager on the guest ...
ChronicUser's user avatar
8 votes
1 answer
16k views

What are the differences between sound devices in qemu shown by virt-manager?

I am trying to use qemu/kvm via virt-managet. I want to use Windows 10 guest in a Linux host. When I add sound device, there are several models to choose from: ac97 es1370 ich6 ich9 pcspk sb16 How ...
Ashark's user avatar
  • 3,818
4 votes
1 answer
7k views

Use virt-manager on windows with cygwin

I current am trying to connect to a hyper visor server with virt-manager on a windows computer. The host is currently setup to run only as a TTY base server. And from my research, I've only read to ...
weezle1234's user avatar
0 votes
1 answer
5k views

Wi-Fi Bridging in QEMU/KVM works but not with virt-manager

I am not sure if this is the correct forum for this question but here it goes anyway. I have been running Windows 10 in a VM for a number of months now (it is a requirement for school). I got tired of ...
briguyjm's user avatar
5 votes
0 answers
386 views

What does it mean open mode in Virt-Manager?

Virt-Manager offers a network "open mode". Could you tell me what does it mean? For example: I use Fedora 26 with virt-manager 1.4.2
sebelk's user avatar
  • 267
1 vote
1 answer
2k views

Routing IPsec VPN for VM subnet

My physical computer is able to establish an IPsec tunnel (with Strongswan) to my internet-accessible VPS, so that my physical computer's internet traffic goes through my VPS. I also tried and was ...
rantam0ct's user avatar