Live USB fails to boot or provide command line for submitting log file. I am attaching a video (excuse the poor quality) that captures the load sequence. Hopefully this is insightful enough for helping to troubleshoot.
** Attachment added: "Loading screen capture" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1878726/+attachment/5382664/+files/Ubuntu%2020.04.mp4 ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- 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/1878726 Title: Live USB Installer not working Samsung Notebook 9 Pro 15" Status in linux package in Ubuntu: Confirmed Bug description: Live USB made from ubuntu-20.04-desktop-amd64 fails to boot. System hangs with watchdog: BUG: soft lockup - CPU# and rcu: INFO: rcu_sched self-detected stall on CPU. System specs: Intel(R) i7-7500U running AMD discrete graphics Have tested the Live USB on other systems with no problems, appears to be hardware related with the Samsung Notebook 9 Pro and other systems (Dell, etc.) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1878726/+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