random but often VMs' - BUG: soft lockup

[Michal Prívozník]

On 2/22/22 09:48, lejeczek wrote:
> Hi guys
> 
> I see this often(perhaps once a day) on VMs:
> 
> ... watchdog: BUG: soft -lockup - CPU#1 stuck for xxXXxxs! [swapper/1:0]


I used to see these when I suspended the host with guests running. But
in your case, because of the "swapper" suffix I suspect that the host
has gone trashing and thus can't schedule vCPUs fast enough to appease
watchdog.

Michal