Attaching a patch against the hirsute version which fixes this (and the aforementioned CM4 failure); I'm prepping separate patches for SRU to bionic, focal, and groovy.
** Patch added: "1-1906552.debdiff" https://bugs.launchpad.net/ubuntu/+source/u-boot/+bug/1906552/+attachment/5444214/+files/1-1906552.debdiff -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1906552 Title: "Synchronous Abort" handler and reboot loop on rpi To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/u-boot/+bug/1906552/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs