Re: rc5+tip/master: Marking clocksource 'tsc' as unstable because the skew is too large:

[Mike Galbraith]

On Wed, 2016-06-29 at 19:16 +0200, Borislav Petkov wrote:

> And here it is again:
> 
> ...
> [   15.720833] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
> [   32.883077] clocksource: timekeeping watchdog on CPU1: Marking clocksource 'tsc' as unstable because the skew is too large:
> [   32.896986] clocksource:                       'acpi_pm' wd_now: 8e147 wd_last: 531b43 mask: ffffff
> [   32.908834] clocksource:                       'tsc' cs_now: 385f4b6d1e cs_last: 354328bcea mask: ffffffffffffffff
> [   32.922293] clocksource: Switched to clocksource acpi_pm

I met that too when testing, but only on my 8 socket box for whatever
reason.  Putting tip back on the box and poking a bit while I beat up
rt kernels elsewhere, cs_nsec: 167001172874 wd_nsec: 0.  (poke++)

	-Mike