(In reply to Borislav Petkov from comment #497)
> Folks, just a quick thing: please check whether you have the latest BIOS and
> if not, do upgrade it and check if it makes any difference.
>
> Thx.
Already running latest BIOS (2018/12/19 for ASRock B450 Pro4 and
2018/12/17 for ASUS X470 Pro).
I
(In reply to Borislav Petkov from comment #501)
> What's stopping you from building a kernel on your machine and
> installing it?
I tried and it didn't help. After freezes started happening at Xubuntu
18.04LTS with stock 4.15, I compiled latest 4.20.3 kernel and added
CONFIG_RCU_NOCB_CPU=y, as it
As I have said previously, I'm not sure that my problem was the same
that others have (I didn't have freezes on idle, but rather freezes when
compiling), but what helped me is updating BIOS to latest version. ASUS
has released a new BIOS with AGESA 0070 for X470 Pro, and I can't
trigger the bug any
Created attachment 281445
Testcase in docker
I have created a docker file and run script, that allows me to reproduce
the issue. It still takes quite a lot of time usually. This docker
freezes the system in 30 minutes - 5-6 hours. I've been able to
reproduce it with docker in Windows 10, xubuntu 1
Created attachment 280669
dmesg of freeze with 4.20.3 kernel and nomwait, rcu_nocbs, max_cstate applied
some older info here:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1690085/comments/566
I have three machines with new 2700x CPUs, and all three of them
experience freezes in xubuntu 18
