Re: [patch 5/5] clocksource: Rewrite watchdog code completely

On 9/18/2026 11:24 AM, Borislav Petkov wrote:
> On Fri, Sep 18, 2026 at 09:16:19AM +0530, Aithal, Srikanth wrote:
>> We have been seeing intermittent early-boot guest hangs in our CI for some
>> time. Guests stop making serial progress during the first few seconds after
>> SMP bring-up - no panic, no oops, no other error messages the vm just hangs.
> Please enable CONFIG_CSD_LOCK_WAIT_DEBUG and run it again. That might tell us
> something more about what's going on.
>
> Thx.


I recreated the issue with CONFIG_CSD_LOCK_WAIT_DEBUG=y / DEFAULT=y 
(with and without csdlock_debug=1) and still get no csd wait dumps.