RE: Re[4]: 3.4-rc smpboot: do_boot_cpu failed(-1) to wakeup CPU#1

[Brown, Len]

> > > You have similar hardware:
> > >
> > > Shane:
> > >
> > > smpboot: CPU0: Intel(R) Core(TM)2 CPU Â Â Â Â Â6400 Â@ 2.13GHz (fam:
> 06,
> > model: 0f, stepping: 06)
> > >
> > > Donald:
> > >
> > > CPU : Intel Core 2 CPU 6600 @ 2.4GHz
> > >
> > > I think I can get ahold of a core2 6xxx box tomorrow.
> 
> Intel(R) Core(TM)2 CPU         E6800  @ 2.93GHz
> 
> is working for me with latest upstream.
> (It is on an Intel D975 XBX motherboard)

Good news - I reproduced the failure on a similar box, an Intel D975xbx2:

[    0.000000] Linux version 4.3.0-rc5+ (lenb@z87) (gcc version 4.9.2 20150212 (Red Hat 4.9.2-6) (GCC) ) #375 SMP Thu Oct 15 18:17:04 EDT 2015
...
[    0.084000] smpboot: CPU0: Intel(R) Core(TM)2 Quad CPU           @ 2.66GHz (family: 0x6, model: 0xf, stepping: 0x7)
[    0.084000] Performance Events: PEBS fmt0-, 4-deep LBR, Core2 events, Intel PMU driver.
[    0.084000] perf_event_intel: PEBS disabled due to CPU errata
[    0.084000] ... version:                2
[    0.084000] ... bit width:              40
[    0.084000] ... generic registers:      2
[    0.084000] ... value mask:             000000ffffffffff
[    0.084000] ... max period:             000000007fffffff
[    0.084000] ... fixed-purpose events:   3
[    0.084000] ... event mask:             0000000700000003
[    0.084000] x86: Booting SMP configuration:
[    0.084000] .... node  #0, CPUs:      #1
[   10.080003] smpboot: do_boot_cpu failed(-1) to wakeup CPU#1
[   10.080175] NMI watchdog: enabled on all CPUs, permanently consumes one hw-PMU counter.
[   10.080334]  #2 #3
[   10.084017] x86: Booted up 1 node, 3 CPUs
[   10.084120] smpboot: Total of 3 processors activated (16001.58 BogoMIPS)