Also, and not sure if this is related, Plymouth does not correctly render the splashscreen on boot up. Part way through, the screen blanks and only the "dot icons" are visible. Again, this does not occur for earlier kernels.
-- 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/1662381 Title: linux-image-4.4.0-62-generic breaks Lenovo T440s on Ultradock Status in linux package in Ubuntu: Confirmed Bug description: When using with dock, attached monitor is not detected, laptop monitor remains blank. Requires a reboot 4.4.0-59 works fine. I'm guessing this is due to the i915 patches for DP. ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: linux-image-4.4.0-62-generic 4.4.0-62.83 ProcVersionSignature: Ubuntu 4.4.0-59.80-generic 4.4.35 Uname: Linux 4.4.0-59-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.5 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC3: weinberg 2945 F.... pulseaudio /dev/snd/controlC2: weinberg 2945 F.... pulseaudio /dev/snd/controlC0: weinberg 2945 F.... pulseaudio /dev/snd/controlC1: weinberg 2945 F.... pulseaudio CurrentDesktop: Unity Date: Mon Feb 6 20:15:05 2017 EcryptfsInUse: Yes HibernationDevice: RESUME=UUID=b572432a-a870-4698-af05-eb9ac5b5dfb5 InstallationDate: Installed on 2016-05-06 (276 days ago) InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1) MachineType: LENOVO 20ARA0S100 ProcEnviron: LANGUAGE=en_US PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-59-generic root=UUID=0a196d38-a419-4a42-b659-7108068e6ce5 ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-4.4.0-59-generic N/A linux-backports-modules-4.4.0-59-generic N/A linux-firmware 1.157.6 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 03/19/2014 dmi.bios.vendor: LENOVO dmi.bios.version: GJET74WW (2.24 ) dmi.board.asset.tag: Not Available dmi.board.name: 20ARA0S100 dmi.board.vendor: LENOVO dmi.board.version: Not Defined dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Not Available dmi.modalias: dmi:bvnLENOVO:bvrGJET74WW(2.24):bd03/19/2014:svnLENOVO:pn20ARA0S100:pvrThinkPadT440s:rvnLENOVO:rn20ARA0S100:rvrNotDefined:cvnLENOVO:ct10:cvrNotAvailable: dmi.product.name: 20ARA0S100 dmi.product.version: ThinkPad T440s dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1662381/+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