This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:
apport-collect 1920660 and then change the status of the bug to 'Confirmed'. If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'. This change has been made by an automated script, maintained by the Ubuntu Kernel Team. ** Changed in: linux (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1920660 Title: Missing Commit for 5.4-Kernel breaks xen Dom0 Status in linux package in Ubuntu: Incomplete Bug description: You commited "xen: Fix event channel callback via INTX/GSI" for kernel 5.4.0-67 for HWE 18.04 and 20.04. This commit is incomplete and breaks Ubuntu as Dom0 for xen. You need also Commit "xen: Fix XenStore initialisation for XS_LOCAL" See https://lkml.org/lkml/2021/1/28/1235 See https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915195 Upstream: Commit: 3499ba8198cad47b731792e5e56b9ec2a78a83a2 Fixing Commit: 5f46400f7a6a4fad635d5a79e2aa5a04a30ffea1 5.10: Commit: fa5f2e04daa44961a1026e93f0cc88caa3c27d3d (5.10.11) Fixing Commit: 5f3d54c00f1f2682cee9c590c22655b0330ffd18 (5.10.13) 5.4: Commit: a09d4e7acdbf276b2096661ee82454ae3dd24d2b (5.4.93) Fixing commit 2c7b4b25293aebd2563188f7196f6e0ff0cb0f9f (5.4.95) Without this patch you cannot start guests (DomU) on this machine! Error message while creating DomU: libxl: error: libxl_device.c:1105:device_backend_callback: Domain X:unable to add device with path /XXXX libxl: error: libxl_create.c:1452:domcreate_launch_dm: Domain X:unable to add disk devices See: - https://lkml.org/lkml/2021/1/28/1231 and https://lkml.org/lkml/2021/1/29/14 - https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.4.107&id=2c7b4b25293aebd2563188f7196f6e0ff0cb0f9f - https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.95 - http://changelogs.ubuntu.com/changelogs/pool/main/l/linux-hwe-5.4/linux-hwe-5.4_5.4.0-67.75~18.04.1/changelog - https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915195 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1920660/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp