After going through a lot of kernels from the mainline PPA I've concluded the same, issue happens with kernel 5.7+.
To complicate matters, if there's any output at all on the screen before the dell logo screen with the LUKS password entry is supposed to come back, it will work regardless of the kernel. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1901215 Title: Cannot boot with thunderbolt dock connected before kernel loads To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1901215/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
