OK, just tried the upgrade: $ apt list --upgradable Listing... Done intel-microcode/bionic-updates,bionic-security 3.20191115.1ubuntu0.18.04.1 amd64 [upgradable from: 3.20180312.0~ubuntu18.04.1] linux-headers-generic/bionic-updates 4.15.0.72.74 amd64 [upgradable from: 4.15.0.70.72] linux-libc-dev/bionic-updates 4.15.0-72.81 amd64 [upgradable from: 4.15.0-70.79] mpiadmin@chive:~$ sudo apt install --only-upgrade intel-microcode Reading package lists... Done Building dependency tree Reading state information... Done The following packages will be upgraded: intel-microcode 1 upgraded, 0 newly installed, 0 to remove and 2 not upgraded. Need to get 2.409 kB of archives. After this operation, 1.464 kB of additional disk space will be used. Get:1 http://de.archive.ubuntu.com/ubuntu bionic-updates/main amd64 intel-microcode amd64 3.20191115.1ubuntu0.18.04.1 [2.409 kB] Fetched 2.409 kB in 0s (10,6 MB/s) (Reading database ... 241276 files and directories currently installed.) Preparing to unpack .../intel-microcode_3.20191115.1ubuntu0.18.04.1_amd64.deb ... Unpacking intel-microcode (3.20191115.1ubuntu0.18.04.1) over (3.20180312.0~ubuntu18.04.1) ... Setting up intel-microcode (3.20191115.1ubuntu0.18.04.1) ... update-initramfs: deferring update (trigger activated) intel-microcode: microcode will be updated at next boot Processing triggers for initramfs-tools (0.130ubuntu3.9) ... update-initramfs: Generating /boot/initrd.img-4.15.0-70-generic
$ sudo reboot (wait for reboot, log in again) $ sudo reboot (need to do this twice to make sure new kernel is in place) --> still hang on warm reboot -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1854764 Title: Dell 5280 hangs on warm reboot after upgrading intel-microcode package To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/intel-microcode/+bug/1854764/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
