Kai, It looks like that the intel driver was not bundle in this kernel? No kernel panic but WM runs in software mode and additional display are not being detected.
-- 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/1819486 Title: Crash from :i915 module with 4.15.0-46-generic using multi-display Status in linux package in Ubuntu: Confirmed Bug description: While previously working using 4.15.0-45-generic, booting my thinkpad T480 on a dock with additional screen connected and "kernel 4.15.0-46-generic" lead to a crash of the system. Laptop is running Ubuntu 18.04.2 LTS. --- ProblemType: Bug ApportVersion: 2.20.9-0ubuntu7.5 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/pcmC1D0c: user 3449 F...m pulseaudio /dev/snd/controlC1: user 3449 F.... pulseaudio /dev/snd/pcmC0D0p: user 3449 F...m pulseaudio /dev/snd/controlC0: user 3449 F.... pulseaudio CurrentDesktop: X-Cinnamon DistroRelease: Ubuntu 18.04 HibernationDevice: RESUME=UUID=c94c8e19-c9cc-49db-b6e7-4e1542a5efa7 InstallationDate: Installed on 2018-06-28 (256 days ago) InstallationMedia: Ubuntu-Budgie 18.04 LTS "Bionic Beaver" - Release amd64 (20180426) MachineType: LENOVO 20L5000AFR Package: linux (not installed) ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.15.0-45-generic root=/dev/mapper/ubuntu--budgie--vg-root ro quiet splash ProcVersionSignature: Ubuntu 4.15.0-45.48-generic 4.15.18 RelatedPackageVersions: linux-restricted-modules-4.15.0-45-generic N/A linux-backports-modules-4.15.0-45-generic N/A linux-firmware 1.173.3 Tags: bionic Uname: Linux 4.15.0-45-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip docker libvirt lpadmin netdev plugdev sambashare sudo vboxusers wireshark _MarkForUpload: True dmi.bios.date: 03/14/2018 dmi.bios.vendor: LENOVO dmi.bios.version: N24ET37W (1.12 ) dmi.board.asset.tag: Not Available dmi.board.name: 20L5000AFR dmi.board.vendor: LENOVO dmi.board.version: SDK0J40697 WIN dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: None dmi.modalias: dmi:bvnLENOVO:bvrN24ET37W(1.12):bd03/14/2018:svnLENOVO:pn20L5000AFR:pvrThinkPadT480:rvnLENOVO:rn20L5000AFR:rvrSDK0J40697WIN:cvnLENOVO:ct10:cvrNone: dmi.product.family: ThinkPad T480 dmi.product.name: 20L5000AFR dmi.product.version: ThinkPad T480 dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1819486/+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
