Re: [locking/paravirt] static_key_disable_cpuslocked(): static key 'virt_spin_lock_key+0x0/0x20' used before call to jump_label_init()

[Dou Liyang]

Hi Fengguang,

There are two different warning.

At 10/30/2017 03:35 PM, Fengguang Wu wrote:
> On Sun, Oct 29, 2017 at 11:51:55PM +0100, Fengguang Wu wrote:
> > Hi Linus,
> >
> > Up to now we see the below boot error/warnings when testing v4.14-rc6.

The original warning:

WARNING:at_arch/x86/events/intel/core.c:#intel_pmu_handle_irq: 1

in v4.14-rc6, which happens rarely.

> > They hit the RC release mainly due to various imperfections in 0day's
> > auto bisection. So I manually list them here and CC the likely easy to
> > debug ones to the corresponding maintainers in the followup emails.
> >
> > boot_successes: 4700
> > boot_failures: 247
>
> [...]
>
> > WARNING:at_kernel/jump_label.c:#static_key_disable_cpuslocked: 7

This is a new warning in tip tree, and the patch has sent[1].

[1]https://lkml.org/lkml/2017/10/28/4

we may need do it in v4.14-rc6, not in tip tree directly.

Thanks,
	dou.