I guess the problem is already fixed in a newer version because I cannot reproduce it anymore.
** Changed in: linux (Ubuntu) Status: Confirmed => Fix Released -- 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/1956760 Title: xHCI (xhci_hcd) host controller not working after unattended kernel upgrade Status in linux package in Ubuntu: Fix Released Bug description: After the unattended-upgrade on January 5th (i.e. 5.4.0-92.103~18.04.2, automatic), the xHCI (xhci_hcd) host controller stopped working (i.e. no USB device is working): ===>dmesg log: linux1804 kernel: xhci_hcd 0000:00:14.0: Abort failed to stop command ring: -110 linux1804 kernel: xhci_hcd 0000:00:14.0: xHCI host controller not responding, assume dead linux1804 kernel: xhci_hcd 0000:00:14.0: HC died; cleaning up linux1804 kernel: xhci_hcd 0000:00:14.0: Timeout while waiting for setup device command linux1804 kernel: usb 4-1: device not accepting address 2, error -108 linux1804 kernel: usb usb4-port1: couldn't allocate usb_device linux1804 kernel: usb usb3-port1: couldn't allocate usb_device ===>unattended-upgrade info: Start-Date: 2022-01-05 11:08:54 Commandline: /usr/bin/unattended-upgrade Install: linux-image-5.4.0-92-generic:amd64 (5.4.0-92.103~18.04.2, automatic), linux-modules- extra-5.4.0-92-generic:amd64 (5.4.0-92.103~18.04.2, automatic), linux-headers-5.4.0-92 -generic:amd64 (5.4.0-92.103~18.04.2, automatic), linux-hwe-5.4-headers-5.4.0-92:amd64 (5.4.0-92.103~18.04.2, automatic), linux-modules-5.4.0-92-generic:amd64 (5.4.0-92.103~18.04.2, automatic) Upgrade: linux-headers-generic-hwe-18.04:amd64 (5.4.0.91.102~18.04.81, 5.4.0.92.103~18.04.82), linux-image-generic-hwe-18.04:amd64 (5.4.0.91.102~18.04.81, 5.4.0.92.103~18.04.82), linux-generic-hwe-18.04:amd64 (5.4.0.91.102~18.04.81, 5.4.0.92.103~18.04.82) End-Date: 2022-01-05 11:09:29 ===>lsb_release -rd Description: Ubuntu 18.04.6 LTS Release: 18.04 ===>Workaround: This happens on any boot after power off. If I restart the computer, the problem is not reproducible. --- ProblemType: Bug ApportVersion: 2.20.9-0ubuntu7.27 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC1: gdm 2060 F.... pulseaudio igoretov 8697 F.... pulseaudio /dev/snd/controlC0: gdm 2060 F.... pulseaudio igoretov 8697 F.... pulseaudio DistroRelease: Ubuntu 18.04 InstallationDate: Installed on 2019-07-15 (913 days ago) InstallationMedia: Ubuntu 18.04.2 LTS "Bionic Beaver" - Release amd64 (20190210) MachineType: ASUSTeK COMPUTER INC. N551JW Package: linux (not installed) ProcFB: 0 i915drmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-92-generic root=UUID=446babcc-3c36-4899-ac47-f721db732d2a ro quiet splash vt.handoff=1 ProcVersionSignature: Ubuntu 5.4.0-92.103~18.04.2-generic 5.4.157 PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: Home directory not accessible: Permission denied No PulseAudio daemon running, or not running as session daemon. RelatedPackageVersions: linux-restricted-modules-5.4.0-92-generic N/A linux-backports-modules-5.4.0-92-generic N/A linux-firmware 1.173.20 RfKill: 0: phy0: Wireless LAN Soft blocked: no Hard blocked: no Tags: bionic Uname: Linux 5.4.0-92-generic x86_64 UnreportableReason: This report is about a package that is not installed. UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: _MarkForUpload: False dmi.bios.date: 01/16/2015 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: N551JW.202 dmi.board.asset.tag: ATN12345678901234567 dmi.board.name: N551JW dmi.board.vendor: ASUSTeK COMPUTER INC. dmi.board.version: 1.0 dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: ASUSTeK COMPUTER INC. dmi.chassis.version: 1.0 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrN551JW.202:bd01/16/2015:svnASUSTeKCOMPUTERINC.:pnN551JW:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnN551JW:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0: dmi.product.family: N dmi.product.name: N551JW dmi.product.sku: ASUS-NotebookSKU dmi.product.version: 1.0 dmi.sys.vendor: ASUSTeK COMPUTER INC. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1956760/+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