Hi Bin, I can't access the tty console when it hangs at "Lenovo" post screen. However, I have attached the logs from the previous boot. And the issue only occurs on the touch panel system.
Thanks, ** Attachment added: "freeze.log" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2095099/+attachment/5852452/+files/freeze.log -- 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/2095099 Title: T14s G4 AMD/T16 Gen 2 AMD not booting after update with 22.04 Status in linux package in Ubuntu: Incomplete Bug description: I have tested this issue on the T14s Gen 4 AMD and T16 Gen 2 AMD SVT1 with Kernel versions 6.8.0-49-generic and 6.8.0-51-generic. If I restart my system, it occasionally hangs at the Lenovo boot screen or just shows a black screen. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2095099/+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