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 1918466 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/1918466 Title: Garbage window on external 4k display Status in linux package in Ubuntu: Incomplete Bug description: When connecting a 4k monitor to the DP port of a Lenovo TBT3 Gen2 dock and dock is connected to a P17 also with a 4k display if you change the scale to 100% and attempt to run any window based application like a browser window on the monitor you get periodic pop up areas of garbage. Happens more if the window is closer to the left side than if in the middle of the screen. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1918466/+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