Before the fix, not responding to lost flag root@b:~# cat /sys/module/kvm_intel/parameters/nested; virsh domcapabilities | grep vmx; ls -ltr /var/cache/libvirt/qemu/capabilities/ N <feature policy='require' name='vmx'/>
Installing from proposed: root@b:~# apt list --upgradable Listing... Done gstreamer1.0-plugins-base/bionic-proposed 1.14.4-1ubuntu1.1~ubuntu18.04.1 amd64 [upgradable from: 1.14.1-1ubuntu1~ubuntu18.04.2] gstreamer1.0-plugins-good/bionic-proposed 1.14.4-1ubuntu1~ubuntu18.04.1 amd64 [upgradable from: 1.14.1-1ubuntu1~ubuntu18.04.1] gstreamer1.0-x/bionic-proposed 1.14.4-1ubuntu1.1~ubuntu18.04.1 amd64 [upgradable from: 1.14.1-1ubuntu1~ubuntu18.04.2] libgstreamer-plugins-base1.0-0/bionic-proposed 1.14.4-1ubuntu1.1~ubuntu18.04.1 amd64 [upgradable from: 1.14.1-1ubuntu1~ubuntu18.04.2] libgstreamer-plugins-good1.0-0/bionic-proposed 1.14.4-1ubuntu1~ubuntu18.04.1 amd64 [upgradable from: 1.14.1-1ubuntu1~ubuntu18.04.1] libnss-systemd/bionic-proposed 237-3ubuntu10.23 amd64 [upgradable from: 237-3ubuntu10.22] libpam-systemd/bionic-proposed 237-3ubuntu10.23 amd64 [upgradable from: 237-3ubuntu10.22] libssl1.1/bionic-proposed 1.1.1-1ubuntu2.1~18.04.3 amd64 [upgradable from: 1.1.1-1ubuntu2.1~18.04.1] libsystemd0/bionic-proposed 237-3ubuntu10.23 amd64 [upgradable from: 237-3ubuntu10.22] libudev1/bionic-proposed 237-3ubuntu10.23 amd64 [upgradable from: 237-3ubuntu10.22] libvirt-clients/bionic-proposed 4.0.0-1ubuntu8.11 amd64 [upgradable from: 4.0.0-1ubuntu8.10] libvirt-daemon/bionic-proposed 4.0.0-1ubuntu8.11 amd64 [upgradable from: 4.0.0-1ubuntu8.10] libvirt-daemon-driver-storage-rbd/bionic-proposed 4.0.0-1ubuntu8.11 amd64 [upgradable from: 4.0.0-1ubuntu8.10] libvirt-daemon-system/bionic-proposed 4.0.0-1ubuntu8.11 amd64 [upgradable from: 4.0.0-1ubuntu8.10] libvirt0/bionic-proposed 4.0.0-1ubuntu8.11 amd64 [upgradable from: 4.0.0-1ubuntu8.10] openssl/bionic-proposed 1.1.1-1ubuntu2.1~18.04.3 amd64 [upgradable from: 1.1.1-1ubuntu2.1~18.04.1] snapd/bionic-proposed 2.39.2+18.04 amd64 [upgradable from: 2.38+18.04] systemd/bionic-proposed 237-3ubuntu10.23 amd64 [upgradable from: 237-3ubuntu10.22] systemd-sysv/bionic-proposed 237-3ubuntu10.23 amd64 [upgradable from: 237-3ubuntu10.22] udev/bionic-proposed 237-3ubuntu10.23 amd64 [upgradable from: 237-3ubuntu10.22] root@b:~# apt install libvirt-daemon-system Reading package lists... Done Building dependency tree Reading state information... Done The following additional packages will be installed: libvirt-clients libvirt-daemon libvirt-daemon-driver-storage-rbd libvirt0 Suggested packages: libvirt-daemon-driver-storage-gluster libvirt-daemon-driver-storage-sheepdog libvirt-daemon-driver-storage-zfs numad radvd auditd systemtap nfs-common zfsutils pm-utils The following packages will be upgraded: libvirt-clients libvirt-daemon libvirt-daemon-driver-storage-rbd libvirt-daemon-system libvirt0 5 upgraded, 0 newly installed, 0 to remove and 15 not upgraded. Need to get 4114 kB of archives. After this operation, 12.3 kB of additional disk space will be used. Do you want to continue? [Y/n] Y Get:1 http://archive.ubuntu.com/ubuntu bionic-proposed/main amd64 libvirt-daemon-system amd64 4.0.0-1ubuntu8.11 [80.7 kB] Get:2 http://archive.ubuntu.com/ubuntu bionic-proposed/main amd64 libvirt-clients amd64 4.0.0-1ubuntu8.11 [595 kB] Get:3 http://archive.ubuntu.com/ubuntu bionic-proposed/main amd64 libvirt-daemon-driver-storage-rbd amd64 4.0.0-1ubuntu8.11 [15.4 kB] Get:4 http://archive.ubuntu.com/ubuntu bionic-proposed/main amd64 libvirt-daemon amd64 4.0.0-1ubuntu8.11 [2175 kB] Get:5 http://archive.ubuntu.com/ubuntu bionic-proposed/main amd64 libvirt0 amd64 4.0.0-1ubuntu8.11 [1248 kB] Fetched 4114 kB in 1s (4211 kB/s) Preconfiguring packages ... (Reading database ... 47244 files and directories currently installed.) Preparing to unpack .../libvirt-daemon-system_4.0.0-1ubuntu8.11_amd64.deb ... Unpacking libvirt-daemon-system (4.0.0-1ubuntu8.11) over (4.0.0-1ubuntu8.10) ... Preparing to unpack .../libvirt-clients_4.0.0-1ubuntu8.11_amd64.deb ... Unpacking libvirt-clients (4.0.0-1ubuntu8.11) over (4.0.0-1ubuntu8.10) ... Preparing to unpack .../libvirt-daemon-driver-storage-rbd_4.0.0-1ubuntu8.11_amd64.deb ... Unpacking libvirt-daemon-driver-storage-rbd (4.0.0-1ubuntu8.11) over (4.0.0-1ubuntu8.10) ... Preparing to unpack .../libvirt-daemon_4.0.0-1ubuntu8.11_amd64.deb ... Unpacking libvirt-daemon (4.0.0-1ubuntu8.11) over (4.0.0-1ubuntu8.10) ... Preparing to unpack .../libvirt0_4.0.0-1ubuntu8.11_amd64.deb ... Unpacking libvirt0:amd64 (4.0.0-1ubuntu8.11) over (4.0.0-1ubuntu8.10) ... Processing triggers for ureadahead (0.100.0-21) ... Setting up libvirt0:amd64 (4.0.0-1ubuntu8.11) ... Setting up libvirt-daemon (4.0.0-1ubuntu8.11) ... Processing triggers for libc-bin (2.27-3ubuntu1) ... Processing triggers for systemd (237-3ubuntu10.22) ... Processing triggers for man-db (2.8.3-2ubuntu0.1) ... Setting up libvirt-clients (4.0.0-1ubuntu8.11) ... Setting up libvirt-daemon-system (4.0.0-1ubuntu8.11) ... virtlockd.service is a disabled or a static unit, not starting it. Setting up libvirt-daemon dnsmasq configuration. Setting up libvirt-daemon-driver-storage-rbd (4.0.0-1ubuntu8.11) ... Already good root@b:~# cat /sys/module/kvm_intel/parameters/nested; virsh domcapabilities | grep vmx; ls -ltr /var/cache/libvirt/qemu/capabilities/ N total 51 -rw------- 1 root root 20967 Jun 17 13:52 c53fc183ccc508bf479a4cf1aaf177cd01deec2fd538768f80424f86ce4593ed.xml But that could have been accident e.g. by daemin restart. So lets load the module with the feature. root@b:~# cat /sys/module/kvm_intel/parameters/nested; virsh domcapabilities | grep vmx; ls -ltr /var/cache/libvirt/qemu/capabilities/ Y <feature policy='require' name='vmx'/> total 43 -rw------- 1 root root 20967 Jun 17 13:52 c53fc183ccc508bf479a4cf1aaf177cd01deec2fd538768f80424f86ce4593ed.xml We also see the size and mod time of the cache change. => Verified (It already was with equal content from a PPA in a general regression test) ** Tags removed: verification-needed verification-needed-bionic ** Tags added: verification-done verification-done-bionic -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1830268 Title: Use changed nested VMX attribute as trigger to refresh libvirt capability cache To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libvirt/+bug/1830268/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs