I have verified the fix using util-linux 2.34-0.1ubuntu9.4 from focal-proposed: $ qemu-img create -f qcow2 test.img 20G Formatting 'test.img', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=21474836480 lazy_refcounts=off refcount_bits=16 $ qemu-system-x86_64 -enable-kvm -m 4096 -name test -drive file=test.img,format=qcow2 -net nic,model=virtio -net user,hostfwd=tcp::7022-:22 -vga virtio -cdrom ~/downloads/ubuntu-20.04.6-desktop-amd64.iso qemu-system-x86_64: warning: host doesn't support requested feature: CPUID.80000001H:ECX.svm [bit 2] Inside the VM: ubuntu@ubuntu:~$ sudo parted -s /dev/sda -- mklabel msdos ubuntu@ubuntu:~$ sudo parted -s /dev/sda -- mkpart primary 0% 10% mkpart primary 10% 30% ubuntu@ubuntu:~$ sudo wipefs /dev/sda DEVICE OFFSET TYPE UUID LABEL sda 0x1fe dos sda 0x1d2 atari ubuntu@ubuntu:~$ sudo vi /etc/apt/sources.list ubuntu@ubuntu:~$ sudo apt update Ign:1 cdrom://Ubuntu 20.04.6 LTS _Focal Fossa_ - Release amd64 (20230316) focal InRelease Hit:2 cdrom://Ubuntu 20.04.6 LTS _Focal Fossa_ - Release amd64 (20230316) focal Release Hit:4 http://archive.ubuntu.com/ubuntu focal InRelease Hit:5 http://archive.ubuntu.com/ubuntu focal-updates InRelease Get:6 http://security.ubuntu.com/ubuntu focal-proposed InRelease [267 kB] Hit:7 http://security.ubuntu.com/ubuntu focal-security InRelease Get:8 http://security.ubuntu.com/ubuntu focal-proposed/main amd64 Packages [259 kB] Get:9 http://security.ubuntu.com/ubuntu focal-proposed/main Translation-en [56.7 kB] Get:10 http://security.ubuntu.com/ubuntu focal-proposed/main amd64 DEP-11 Metadata [9,384 B] Get:11 http://security.ubuntu.com/ubuntu focal-proposed/main DEP-11 48x48 Icons [10.3 kB] Get:12 http://security.ubuntu.com/ubuntu focal-proposed/main DEP-11 64x64 Icons [15.7 kB] Get:13 http://security.ubuntu.com/ubuntu focal-proposed/main DEP-11 64x64@2 Icons [29 B] Get:14 http://security.ubuntu.com/ubuntu focal-proposed/main amd64 c-n-f Metadata [2,684 B] Get:15 http://security.ubuntu.com/ubuntu focal-proposed/restricted amd64 Packages [298 kB] Get:16 http://security.ubuntu.com/ubuntu focal-proposed/restricted Translation-en [43.5 kB] Get:17 http://security.ubuntu.com/ubuntu focal-proposed/restricted amd64 c-n-f Metadata [316 B] Fetched 963 kB in 2s (576 kB/s) Reading package lists... Done Building dependency tree Reading state information... Done 267 packages can be upgraded. Run 'apt list --upgradable' to see them. ubuntu@ubuntu:~$ sudo apt install libblkid1 Reading package lists... Done Building dependency tree Reading state information... Done The following packages will be upgraded: libblkid1 1 upgraded, 0 newly installed, 0 to remove and 266 not upgraded. Need to get 137 kB of archives. After this operation, 0 B of additional disk space will be used. Get:1 http://security.ubuntu.com/ubuntu focal-proposed/main amd64 libblkid1 amd64 2.34-0.1ubuntu9.4 [137 kB] Fetched 137 kB in 1s (179 kB/s) (Reading database ... 188675 files and directories currently installed.) Preparing to unpack .../libblkid1_2.34-0.1ubuntu9.4_amd64.deb ... Unpacking libblkid1:amd64 (2.34-0.1ubuntu9.4) over (2.34-0.1ubuntu9.3) ... Setting up libblkid1:amd64 (2.34-0.1ubuntu9.4) ... Processing triggers for libc-bin (2.31-0ubuntu9.9) ... ubuntu@ubuntu:~$ apt-cache policy libblkid1 libblkid1: Installed: 2.34-0.1ubuntu9.4 Candidate: 2.34-0.1ubuntu9.4 Version table: *** 2.34-0.1ubuntu9.4 500 500 http://security.ubuntu.com/ubuntu focal-proposed/main amd64 Packages 100 /var/lib/dpkg/status 2.34-0.1ubuntu9.3 500 500 http://security.ubuntu.com/ubuntu focal-security/main amd64 Packages 500 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 Packages 2.34-0.1ubuntu9 500 500 http://archive.ubuntu.com/ubuntu focal/main amd64 Packages ubuntu@ubuntu:~$ sudo wipefs /dev/sda DEVICE OFFSET TYPE UUID LABEL sda 0x1fe dos