Just had the problem again after upgrading 20.10 to 21.04.
Kernel 5.8.0-55 boots OK.
Kernel 5.11.0-18 fails with the memory error.
I'm just about to re-add the GFXMODE line to grub, which I hope will (again) work around the problem.
Just had the problem again after upgrading 20.10 to 21.04.
Kernel 5.8.0-55 boots OK.
Kernel 5.11.0-18 fails with the memory error.
I'm just about to re-add the GFXMODE line to grub, which I hope will (again) work around the problem.