[Kernel-packages] [Bug 1767452] Re: kernel oops when I undocked

Christopher, I believe the solution is in the redhat bug mentioned earlier. https://bugzilla.redhat.com/show_bug.cgi?id=1565131 -- 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/1767452

[Kernel-packages] [Bug 1767452] Re: kernel oops when I undocked

Cool! I'll try this weekend :D -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-signed in Ubuntu. https://bugs.launchpad.net/bugs/1767452 Title: kernel oops when I undocked Status in linux-signed package in Ubuntu: Confirmed

[Kernel-packages] [Bug 1767452] Re: kernel oops when I undocked

Yea, I cannot do a shutdown, it will hang during something with thunderbolt and I have to do a hard poweroff :/ -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-signed in Ubuntu. https://bugs.launchpad.net/bugs/1767452 Title:

[Kernel-packages] [Bug 1767452] Re: kernel oops when I undocked

I haven't had a single undock that worked, but I only tried with the 18.04 live installer, so guess that kernel already may be behind... My hardware is a Lenovo X1 Carbon 5th generatin and a Lenovo ThinkPad Thunderbolt 3 Dock -- You received this bug notification because you are a member of

[Kernel-packages] [Bug 1767452] Re: kernel oops when I undocked

I assume you have a Thunderbolt dock? I see the same, happens each time after undocking and then the dock won't work anymore until a reboot. It seems to be a problem with a double dereference in xhci dbgtty. Check this bug at redhat, which describes the problem and also has a fix: