Comment 25 for bug 1757565

Verified artful-proposed.

root@ubuntu:~# cat /etc/cloud/build.info
build_name: server
serial: 20180404
root@ubuntu:~# uname -a
Linux ubuntu 4.13.0-38-generic #43-Ubuntu SMP Wed Mar 14 15:20:44 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
root@ubuntu:~# mount /dev/sda /mnt
root@ubuntu:~# grep sda /proc/mounts
/dev/sda /mnt btrfs rw,relatime,space_cache,subvolid=5,subvol=/ 0 0
root@ubuntu:~# SPARSE="-S"; rm -rf /mnt/tmp; md5sum /usr/bin/python3.6; mkdir -p /mnt/tmp; cp -a /usr/bin/python3.6 /mnt/tmp; tar -C /mnt/tmp $SPARSE -czf /mnt/test.tgz .; tar $SPARSE -xzf /mnt/test.tgz -O | md5sum
e4121d2f3126b8c364bfa1aaa82371a3 /usr/bin/python3.6
0ce8c4139740198926273853defcb12a -
root@ubuntu:~# dpkg --list | grep virtual
ii linux-headers-virtual 4.13.0.38.41 amd64 Virtual Linux kernel headers
ii linux-image-virtual 4.13.0.38.41 amd64 Virtual Linux kernel image
ii linux-virtual 4.13.0.38.41 amd64 Minimal Generic Linux kernel and headers
ii open-vm-tools 2:10.1.10-3ubuntu0.1 amd64 Open VMware Tools for virtual machines hosted on VMware (CLI)
root@ubuntu:~# apt update && apt install linux-image-virtual
Hit:1 http://archive.ubuntu.com/ubuntu artful InRelease
Hit:2 http://security.ubuntu.com/ubuntu artful-security InRelease
Hit:3 http://archive.ubuntu.com/ubuntu artful-updates InRelease
Hit:4 http://archive.ubuntu.com/ubuntu artful-backports InRelease
Get:5 http://archive.ubuntu.com/ubuntu artful-proposed InRelease [235 kB]
Get:6 http://archive.ubuntu.com/ubuntu artful-proposed/main amd64 Packages [62.3 kB]
Get:7 http://archive.ubuntu.com/ubuntu artful-proposed/main Translation-en [26.1 kB]
Fetched 323 kB in 1s (206 kB/s)
Reading package lists... Done
Building dependency tree
Reading state information... Done
29 packages can be upgraded. Run 'apt list --upgradable' to see them.
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following package was automatically installed and is no longer required:
  grub-pc-bin
Use 'apt autoremove' to remove it.
The following additional packages will be installed:
  linux-headers-4.13.0-39 linux-headers-4.13.0-39-generic linux-headers-generic linux-headers-virtual linux-image-4.13.0-39-generic
  linux-virtual
Suggested packages:
  fdutils linux-doc-4.13.0 | linux-source-4.13.0 linux-tools
The following NEW packages will be installed:
  linux-headers-4.13.0-39 linux-headers-4.13.0-39-generic linux-image-4.13.0-39-generic
The following packages will be upgraded:
  linux-headers-generic linux-headers-virtual linux-image-virtual linux-virtual
4 upgraded, 3 newly installed, 0 to remove and 25 not upgraded.
Need to get 32.5 MB of archives.
After this operation, 156 MB of additional disk space will be used.
Do you want to continue? [Y/n] y
Get:1 http://archive.ubuntu.com/ubuntu artful-proposed/main amd64 linux-headers-4.13.0-39 all 4.13.0-39.44 [10.9 MB]
Get:2 http://archive.ubuntu.com/ubuntu artful-proposed/main amd64 linux-headers-4.13.0-39-generic amd64 4.13.0-39.44 [704 kB]
Get:3 http://archive.ubuntu.com/ubuntu artful-proposed/main amd64 linux-image-4.13.0-39-generic amd64 4.13.0-39.44 [20.9 MB]
Get:4 http://archive.ubuntu.com/ubuntu artful-proposed/main amd64 linux-virtual amd64 4.13.0.39.42 [1780 B]
Get:5 http://archive.ubuntu.com/ubuntu artful-proposed/main amd64 linux-image-virtual amd64 4.13.0.39.42 [2308 B]
Get:6 http://archive.ubuntu.com/ubuntu artful-proposed/main amd64 linux-headers-virtual amd64 4.13.0.39.42 [1766 B]
Get:7 http://archive.ubuntu.com/ubuntu artful-proposed/main amd64 linux-headers-generic amd64 4.13.0.39.42 [2294 B]
Fetched 32.5 MB in 5s (5459 kB/s)
Selecting previously unselected package linux-headers-4.13.0-39.
(Reading database ... 57609 files and directories currently installed.)
Preparing to unpack .../0-linux-headers-4.13.0-39_4.13.0-39.44_all.deb ...
Unpacking linux-headers-4.13.0-39 (4.13.0-39.44) ...
Selecting previously unselected package linux-headers-4.13.0-39-generic.
Preparing to unpack .../1-linux-headers-4.13.0-39-generic_4.13.0-39.44_amd64.deb ...
Unpacking linux-headers-4.13.0-39-generic (4.13.0-39.44) ...
Selecting previously unselected package linux-image-4.13.0-39-generic.
Preparing to unpack .../2-linux-image-4.13.0-39-generic_4.13.0-39.44_amd64.deb ...
Done.
Unpacking linux-image-4.13.0-39-generic (4.13.0-39.44) ...
Preparing to unpack .../3-linux-virtual_4.13.0.39.42_amd64.deb ...
Unpacking linux-virtual (4.13.0.39.42) over (4.13.0.38.41) ...
Preparing to unpack .../4-linux-image-virtual_4.13.0.39.42_amd64.deb ...
Unpacking linux-image-virtual (4.13.0.39.42) over (4.13.0.38.41) ...
Preparing to unpack .../5-linux-headers-virtual_4.13.0.39.42_amd64.deb ...
Unpacking linux-headers-virtual (4.13.0.39.42) over (4.13.0.38.41) ...
Preparing to unpack .../6-linux-headers-generic_4.13.0.39.42_amd64.deb ...
Unpacking linux-headers-generic (4.13.0.39.42) over (4.13.0.38.41) ...
Setting up linux-image-4.13.0-39-generic (4.13.0-39.44) ...
Running depmod.
update-initramfs: deferring update (hook will be called later)
Examining /etc/kernel/postinst.d.
run-parts: executing /etc/kernel/postinst.d/apt-auto-removal 4.13.0-39-generic /boot/vmlinuz-4.13.0-39-generic
run-parts: executing /etc/kernel/postinst.d/initramfs-tools 4.13.0-39-generic /boot/vmlinuz-4.13.0-39-generic
update-initramfs: Generating /boot/initrd.img-4.13.0-39-generic
WARNING: Setting CRYPTSETUP in /etc/initramfs-tools/initramfs.conf is deprecated and will stop working in the future. Use /etc/cryptsetup-initramfs/conf-hook instead.
run-parts: executing /etc/kernel/postinst.d/unattended-upgrades 4.13.0-39-generic /boot/vmlinuz-4.13.0-39-generic
run-parts: executing /etc/kernel/postinst.d/update-notifier 4.13.0-39-generic /boot/vmlinuz-4.13.0-39-generic
run-parts: executing /etc/kernel/postinst.d/x-grub-legacy-ec2 4.13.0-39-generic /boot/vmlinuz-4.13.0-39-generic
Searching for GRUB installation directory ... found: /boot/grub
Searching for default file ... found: /boot/grub/default
Testing for an existing GRUB menu.lst file ... found: /boot/grub/menu.lst
Searching for splash image ... none found, skipping ...
Found kernel: /boot/vmlinuz-4.13.0-38-generic
Found kernel: /boot/vmlinuz-4.13.0-39-generic
Found kernel: /boot/vmlinuz-4.13.0-38-generic
Updating /boot/grub/menu.lst ... done
run-parts: executing /etc/kernel/postinst.d/zz-update-grub 4.13.0-39-generic /boot/vmlinuz-4.13.0-39-generic
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.13.0-39-generic
Found initrd image: /boot/initrd.img-4.13.0-39-generic
Found linux image: /boot/vmlinuz-4.13.0-38-generic
Found initrd image: /boot/initrd.img-4.13.0-38-generic
done
Setting up linux-image-virtual (4.13.0.39.42) ...
Setting up linux-headers-4.13.0-39 (4.13.0-39.44) ...
Setting up linux-headers-4.13.0-39-generic (4.13.0-39.44) ...
Setting up linux-headers-generic (4.13.0.39.42) ...
Setting up linux-headers-virtual (4.13.0.39.42) ...
Setting up linux-virtual (4.13.0.39.42) ...
# reboot

root@ubuntu:~# uname -a
Linux ubuntu 4.13.0-39-generic #44-Ubuntu SMP Thu Apr 5 14:25:01 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
root@ubuntu:~# apt-cache policy linux-image-virtual
linux-image-virtual:
  Installed: 4.13.0.39.42
  Candidate: 4.13.0.39.42
  Version table:
 *** 4.13.0.39.42 500
        500 http://archive.ubuntu.com/ubuntu artful-proposed/main amd64 Packages
        100 /var/lib/dpkg/status
     4.13.0.38.41 500
        500 http://archive.ubuntu.com/ubuntu artful-updates/main amd64 Packages
        500 http://security.ubuntu.com/ubuntu artful-security/main amd64 Packages
     4.13.0.16.17 500
        500 http://archive.ubuntu.com/ubuntu artful/main amd64 Packages
root@ubuntu:~# mount /dev/sda /mnt
root@ubuntu:~# grep sda /proc/mounts
/dev/sda /mnt btrfs rw,relatime,space_cache,subvolid=5,subvol=/ 0 0
root@ubuntu:~# SPARSE="-S"; rm -rf /mnt/tmp; md5sum /usr/bin/python3.6; mkdir -p /mnt/tmp; cp -a /usr/bin/python3.6 /mnt/tmp; tar -C /mnt/tmp $SPARSE -czf /mnt/test.tgz .; tar $SPARSE -xzf /mnt/test.tgz -O | md5sum
e4121d2f3126b8c364bfa1aaa82371a3 /usr/bin/python3.6
e4121d2f3126b8c364bfa1aaa82371a3 -