Just a quick note regarding the 1st problem: kdump-tools package created this file containing the crashkernel parameter:
/etc/default/grub.d/kdump-tools.cfg It's useless for the Raspberry Pi 4 since grub, as previously said, is not used for the boot. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2081746 Title: Ubuntu 24.10 Beta, Raspberry Pi 4: kdump-tools service not started, with errors To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/kdump-tools/+bug/2081746/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs