In our case, reboots then hang without AC, and only GRUB’s *Loading initramfs* is visible. Forcefully turning it off, and adding `maxcpus=1` to the Linux kernel command line in the GRUB menu, gets it to boot.
In our case, reboots then hang without AC, and only GRUB’s *Loading initramfs* is visible. Forcefully turning it off, and adding `maxcpus=1` to the Linux kernel command line in the GRUB menu, gets it to boot.