Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.16 kernel[0].
If this bug is fixed in the mainline kernel, please add the following tag 'kernel-fixed-upstream'. If the mainline kernel does not fix this bug, please add the tag: 'kernel-bug-exists-upstream'. Once testing of the upstream kernel is complete, please mark this bug as "Confirmed". Thanks in advance. [0] http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.17-rc1/ ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete ** Also affects: linux (Ubuntu Bionic) Importance: Medium Status: Incomplete ** Tags added: kernel-da-key -- 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/1765496 Title: USB-3/PCIe Root/Thunderbolt fail to load Status in linux package in Ubuntu: Incomplete Status in linux source package in Bionic: Incomplete Bug description: I have been running 18.04 Beta fine for about a week and a half, but on Monday, after upgrading a bunch of packages and my kernel, My USB-C external monitors no longer work. They worked fine before. I tried downgrading the kernel, but that didn't change anything. I have attached a full dmesg log from boot, and a dmesg log for repluggig the usb-c cable. the PCIe Root is a Intel Sunrise and the machine is a Dell XPS 13 9360. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1765496/+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
