Re: [linus:master] [sched/core] 704069649b: kernel-selftests.kvm.hardware_disable_test.fail

From: Sean Christopherson

Date: Fri Feb 13 2026 - 17:06:24 EST


On Fri, Feb 13, 2026, Peter Zijlstra wrote:
> On Thu, Feb 12, 2026 at 10:08:04PM +0800, kernel test robot wrote:
> > we found the kernel-selftests.kvm.hardware_disable_test failed consistently upon
> > this commit but pass on parent. unfortunately, we didn't find many useful
> > information in dmesg. this report is just FYI what we observed in our tests.
> >
> > kernel test robot noticed "kernel-selftests.kvm.hardware_disable_test.fail" on:
> >
> > commit: 704069649b5bfb7bf1fe32c0281fe9036806a59a ("sched/core: Rework sched_class::wakeup_preempt() and rq_modified_*()")
> > https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master
>
> So this commit has been in tip (and thus -next) since 17 Dev '25. How
> come this is only reported now?

Well, on my end, I still don't do a good job of testing linux-next. But AFAICT,
it wouldn't have mattered in this case, because I probably wouldn't have noticed
given the nature of the failure and how I run KVM selftests.