Didn't find any screenshot attachment. But could you try booting with following kernel parameters?
debug initcall_debug earlycon=efifb The screen may scroll much slower than usual but it's normal. Take a picture and attach here if any last word of the kernel dumped. For detailed steps, please see https://wiki.ubuntu.com/Kernel/KernelBootParameters#Temporarily_Add_a_Kernel_Boot_Parameter_for_Testing . -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1888779 Title: Can't boot with Linux 5.4.0.* To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1888779/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
