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Subjectkernel 3.10-rc1 p-state/cpuidle panic
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Hello guys, I'm getting this with the current 3.10-rc1, I've enabled the new full-NOHZ
I'm not sure though if that has something to do with this or if something is changed in the
p-state code.

System :
vendor_id : GenuineIntel
cpu family : 6
model : 45
model name : Intel(R) Xeon(R) CPU E5-2609 0 @ 2.40GHz
stepping : 7
microcode : 0x70b
cpu MHz : 1176.000
cache size : 10240 KB
physical id : 1
siblings : 4
core id : 3
cpu cores : 4
apicid : 38
initial apicid : 38
fpu : yes
fpu_exception : yes
cpuid level : 13
wp : yes
flags : [lots of stuff]
bogomips : 4800.56
clflush size : 64
cache_alignment : 64
address sizes : 46 bits physical, 48 bits virtual
power management:

crash bt:
PID: 0 TASK: ffff88085c585950 CPU: 5 COMMAND: "swapper/5"
#0 [ffff88107fc83b80] machine_kexec at ffffffff8102aad6
#1 [ffff88107fc83bc0] crash_kexec at ffffffff810e57d0
#2 [ffff88107fc83c90] oops_end at ffffffff810073b8
#3 [ffff88107fc83cb0] do_divide_error at ffffffff810040c2
#4 [ffff88107fc83d50] divide_error at ffffffff81637348
[exception RIP: intel_pstate_timer_func+1071]
RIP: ffffffff814f501f RSP: ffff88107fc83e08 RFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff8808555b9e00 RCX: ffff8808555b9e40
RDX: 0000000000000000 RSI: 0000000000000064 RDI: 0000000000000001
RBP: 0000025debb95955 R8: ffff8808555b9f70 R9: 00000000000003e0
R10: dead000000200200 R11: 0000000000000000 R12: 0000001877f8d1d3
R13: 000000009a45ae19 R14: 0000001d27d3d1d8 R15: 0000000000000040
ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018
#5 [ffff88107fc83e00] intel_pstate_timer_func at ffffffff814f4fa2
#6 [ffff88107fc83e60] call_timer_fn at ffffffff8109edc3
#7 [ffff88107fc83e90] run_timer_softirq at ffffffff810a097e
#8 [ffff88107fc83f10] __do_softirq at ffffffff810990f1
#9 [ffff88107fc83f80] irq_exit at ffffffff810993ce
#10 [ffff88107fc83f90] smp_apic_timer_interrupt at ffffffff81026448
#11 [ffff88107fc83fb0] apic_timer_interrupt at ffffffff81636eca
--- <IRQ stack> ---
#12 [ffff88085c587db8] apic_timer_interrupt at ffffffff81636eca
[exception RIP: cpuidle_enter_state+72]
RIP: ffffffff814f5978 RSP: ffff88085c587e68 RFLAGS: 00000216
RAX: 000000000001c61d RBX: ffffffff810a11e8 RCX: 0000000000000018
RDX: 0000000225c17d03 RSI: ffff88085c587fd8 RDI: ffffffff81a12500
RBP: 0000000000000002 R8: 0000000000000030 R9: 0000000000000001
R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff810c48dd
R13: ffff88085c173950 R14: 0000000000000086 R15: 0000000000000000
ORIG_RAX: ffffffffffffff10 CS: 0010 SS: 0018
#13 [ffff88085c587eb0] cpuidle_idle_call at ffffffff814f5aca
#14 [ffff88085c587ef0] arch_cpu_idle at ffffffff8100cef9
#15 [ffff88085c587f00] cpu_startup_entry at ffffffff810ce5af

kernel config:
http://pastebin.com/AmEqQNZx

/Tommy



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