Hi, long story short - I've wasted your time.
I installed upstream kernel, also then reviewed logs I attached from my bug
report.
I think cpus are being managed just fine in 4.15.0-22-generic and 4.17.
There were ACPI errors - but googling indicates these are likely
triggered by programming err
This started after buying and installing new cpu, AMD Ryzen 2400g, on
new motherboard. So no previous history available.
Now reading Kernel Mainline Builds, will have a bash... keep you posted
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Public bug reported:
This came about as I had problems with efi while installing a dual boot
of ubuntu and linux mint.
As I understand it, during the boot process, the kernel sees a cpu count
for the processor chip , AMD Ryzen 2400G, as 8 but 4 of them are
graphics compute units. A little later i
Entry should be 'rcu_nocbs=0-3'. Typo, cheers
bob
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https://bugs.launchpad.net/bugs/1753510
Title:
Cannot boot/install AMD Ryzen 2400G
Status in linux package in Ubuntu:
HI, I have Gigabyte ab350n wifi m/b and 2400g cpu. Dual booting has been
an issue but I found that the booting process identified 8 compute units
but it appeared the kernel wasn't accepting the count so 'rcu_nocbs=03"
placed on kernel load line in grub improved later part of initiation. (
The 0-7 p
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