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Message-ID: <497FA7F2.3060709@cfl.rr.com>
Date:	Tue, 27 Jan 2009 19:33:54 -0500
From:	Mark Hounschell <dmarkh@....rr.com>
To:	Borislav Petkov <borislav.petkov@....com>
CC:	Mark Hounschell <dmarkh@....rr.com>,
	Mark Hounschell <markh@...pro.net>,
	Andreas Herrmann <andreas.herrmann3@....com>,
	john stultz <johnstul@...ibm.com>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: PROBLEM: Can't boot a (HZ = 1000) kernel using an AMD	Phenom-II
 processor

Mark Hounschell wrote:
> Borislav Petkov wrote:
>> On Mon, Jan 26, 2009 at 01:26:58PM -0500, Mark Hounschell wrote:
>>
>> [.. ]
>>
>>> If there is anything else I can try, I'm at your disposal.
>> Ok, I just boot-tested a 1000 HZ kernel here and I can't reproduce
>> your problem. Can you please send the failing .config. And also where
>> exactly does your kernel hang during the boot process, can you capture
>> any output and/or enable SysRq to dump backtrace on all cores (SysRq-T)
>> if possible. Finally, what does 'cat /proc/timer_list' on the working
>> kernel say?
>>
>> Thanks.
>>
> 
> 
> You test booted using a Phenom-II?
> 
> The config file is attached. The timer_list while running the 250 Hz 2.6.26.8
> kernel output is below. When it happens I have no keyboard at all. SysRq is not
> functional at this time. Sorry.
> 
> Sorry it took so long. I was out of town today.
> 
> Timer List Version: v0.3
> HRTIMER_MAX_CLOCK_BASES: 2
> now at 675544989236 nsecs
> 
> cpu: 0
>  clock 0:
>   .index:      0
>   .resolution: 1 nsecs
>   .get_time:   ktime_get_real
>   .offset:     1233101890018929078 nsecs
> active timers:
>  clock 1:
>   .index:      1
>   .resolution: 1 nsecs
>   .get_time:   ktime_get
>   .offset:     0 nsecs
> active timers:
>  #0: <f31ffec0>, tick_sched_timer, S:01, tick_setup_sched_timer, swapper/0
>  # expires at 675548000000 nsecs [in 3010764 nsecs]
>   .expires_next   : 675548000000 nsecs
>   .hres_active    : 1
>   .nr_events      : 170138
>   .nohz_mode      : 0
>   .idle_tick      : 0 nsecs
>   .tick_stopped   : 0
>   .idle_jiffies   : 0
>   .idle_calls     : 0
>   .idle_sleeps    : 0
>   .idle_entrytime : 0 nsecs
>   .idle_waketime  : 0 nsecs
>   .idle_exittime  : 0 nsecs
>   .idle_sleeptime : 0 nsecs
>   .last_jiffies   : 0
>   .next_jiffies   : 0
>   .idle_expires   : 0 nsecs
> jiffies: 93886
> 
> cpu: 1
>  clock 0:
>   .index:      0
>   .resolution: 1 nsecs
>   .get_time:   ktime_get_real
>   .offset:     1233101890018929078 nsecs
> active timers:
>  clock 1:
>   .index:      1
>   .resolution: 1 nsecs
>   .get_time:   ktime_get
>   .offset:     0 nsecs
> active timers:
>  #0: <f31ffec0>, tick_sched_timer, S:01, tick_setup_sched_timer, swapper/0
>  # expires at 675548500000 nsecs [in 3510764 nsecs]
>  #1: <f31ffec0>, it_real_fn, S:01, do_setitimer, ntpd/4446
>  # expires at 676081032589 nsecs [in 536043353 nsecs]
>  #2: <f31ffec0>, hrtimer_wakeup, S:01, futex_wait, nscd/4456
>  # expires at 683136927993 nsecs [in 7591938757 nsecs]
>  #3: <f31ffec0>, hrtimer_wakeup, S:01, do_nanosleep, cron/4539
>  # expires at 711791265959 nsecs [in 36246276723 nsecs]
>  #4: <f31ffec0>, it_real_fn, S:01, do_setitimer, qmgr/4549
>  # expires at 1001716635269 nsecs [in 326171646033 nsecs]
>  #5: <f31ffec0>, it_real_fn, S:01, do_setitimer, master/4517
>  # expires at 1001716661669 nsecs [in 326171672433 nsecs]
>  #6: <f31ffec0>, hrtimer_wakeup, S:01, futex_wait, nscd/4459
>  # expires at 28868136987269 nsecs [in 28192591998033 nsecs]
>   .expires_next   : 675548500000 nsecs
>   .hres_active    : 1
>   .nr_events      : 169510
>   .nohz_mode      : 0
>   .idle_tick      : 0 nsecs
>   .tick_stopped   : 0
>   .idle_jiffies   : 0
>   .idle_calls     : 0
>   .idle_sleeps    : 0
>   .idle_entrytime : 0 nsecs
>   .idle_waketime  : 0 nsecs
>   .idle_exittime  : 0 nsecs
>   .idle_sleeptime : 0 nsecs
>   .last_jiffies   : 0
>   .next_jiffies   : 0
>   .idle_expires   : 0 nsecs
> jiffies: 93886
> 
> cpu: 2
>  clock 0:
>   .index:      0
>   .resolution: 1 nsecs
>   .get_time:   ktime_get_real
>   .offset:     1233101890018929078 nsecs
> active timers:
>  clock 1:
>   .index:      1
>   .resolution: 1 nsecs
>   .get_time:   ktime_get
>   .offset:     0 nsecs
> active timers:
>  #0: <f31ffec0>, tick_sched_timer, S:01, tick_setup_sched_timer, swapper/0
>  # expires at 675549000000 nsecs [in 4010764 nsecs]
>  #1: <f31ffec0>, it_real_fn, S:01, do_setitimer, Xorg/3325
>  # expires at 675563416492 nsecs [in 18427256 nsecs]
>  #2: <f31ffec0>, hrtimer_wakeup, S:01, do_nanosleep, kwrapper/4982
>  # expires at 676109815468 nsecs [in 564826232 nsecs]
>  #3: <f31ffec0>, hrtimer_wakeup, S:01, futex_wait, nscd/4458
>  # expires at 683435589386 nsecs [in 7890600150 nsecs]
>  #4: <f31ffec0>, it_real_fn, S:01, do_setitimer, pickup/4548
>  # expires at 1001716659224 nsecs [in 326171669988 nsecs]
>   .expires_next   : 675549000000 nsecs
>   .hres_active    : 1
>   .nr_events      : 172253
>   .nohz_mode      : 0
>   .idle_tick      : 0 nsecs
>   .tick_stopped   : 0
>   .idle_jiffies   : 0
>   .idle_calls     : 0
>   .idle_sleeps    : 0
>   .idle_entrytime : 0 nsecs
>   .idle_waketime  : 0 nsecs
>   .idle_exittime  : 0 nsecs
>   .idle_sleeptime : 0 nsecs
>   .last_jiffies   : 0
>   .next_jiffies   : 0
>   .idle_expires   : 0 nsecs
> jiffies: 93886
> 
> cpu: 3
>  clock 0:
>   .index:      0
>   .resolution: 1 nsecs
>   .get_time:   ktime_get_real
>   .offset:     1233101890018929078 nsecs
> active timers:
>  clock 1:
>   .index:      1
>   .resolution: 1 nsecs
>   .get_time:   ktime_get
>   .offset:     0 nsecs
> active timers:
>  #0: <f31ffec0>, tick_sched_timer, S:01, tick_setup_sched_timer, swapper/0
>  # expires at 675545500000 nsecs [in 510764 nsecs]
>  #1: <f31ffec0>, sched_rt_period_timer, S:01, enqueue_task_rt, swapper/1
>  # expires at 676000000000 nsecs [in 455010764 nsecs]
>  #2: <f31ffec0>, hrtimer_wakeup, S:01, futex_wait, thunderbird-bin/5123
>  # expires at 689314480389 nsecs [in 13769491153 nsecs]
>  #3: <f31ffec0>, hrtimer_wakeup, S:01, futex_wait, thunderbird-bin/5209
>  # expires at 689361744389 nsecs [in 13816755153 nsecs]
>  #4: <f31ffec0>, hrtimer_wakeup, S:01, futex_wait, nscd/4457
>  # expires at 3668136917342 nsecs [in 2992591928106 nsecs]
>   .expires_next   : 675545500000 nsecs
>   .hres_active    : 1
>   .nr_events      : 171267
>   .nohz_mode      : 0
>   .idle_tick      : 0 nsecs
>   .tick_stopped   : 0
>   .idle_jiffies   : 0
>   .idle_calls     : 0
>   .idle_sleeps    : 0
>   .idle_entrytime : 0 nsecs
>   .idle_waketime  : 0 nsecs
>   .idle_exittime  : 0 nsecs
>   .idle_sleeptime : 0 nsecs
>   .last_jiffies   : 0
>   .next_jiffies   : 0
>   .idle_expires   : 0 nsecs
> jiffies: 93886
> 
> 
> Tick Device: mode:     1
> Clock Event Device: hpet
>  max_delta_ns:   2147483647
>  min_delta_ns:   5000
>  mult:           61496114
>  shift:          32
>  mode:           3
>  next_event:     9223372036854775807 nsecs
>  set_next_event: hpet_legacy_next_event
>  set_mode:       hpet_legacy_set_mode
>  event_handler:  tick_handle_oneshot_broadcast
> tick_broadcast_mask: 00000000
> tick_broadcast_oneshot_mask: 00000000
> 
> 
> Tick Device: mode:     1
> Clock Event Device: lapic
>  max_delta_ns:   671091850
>  min_delta_ns:   1200
>  mult:           53686828
>  shift:          32
>  mode:           3
>  next_event:     675548000000 nsecs
>  set_next_event: lapic_next_event
>  set_mode:       lapic_timer_setup
>  event_handler:  hrtimer_interrupt
> 
> Tick Device: mode:     1
> Clock Event Device: lapic
>  max_delta_ns:   671091850
>  min_delta_ns:   1200
>  mult:           53686828
>  shift:          32
>  mode:           3
>  next_event:     675548500000 nsecs
>  set_next_event: lapic_next_event
>  set_mode:       lapic_timer_setup
>  event_handler:  hrtimer_interrupt
> 
> Tick Device: mode:     1
> Clock Event Device: lapic
>  max_delta_ns:   671091850
>  min_delta_ns:   1200
>  mult:           53686828
>  shift:          32
>  mode:           3
>  next_event:     675549000000 nsecs
>  set_next_event: lapic_next_event
>  set_mode:       lapic_timer_setup
>  event_handler:  hrtimer_interrupt
> 
> Tick Device: mode:     1
> Clock Event Device: lapic
>  max_delta_ns:   671091850
>  min_delta_ns:   1200
>  mult:           53686828
>  shift:          32
>  mode:           3
>  next_event:     675545500000 nsecs
>  set_next_event: lapic_next_event
>  set_mode:       lapic_timer_setup
>  event_handler:  hrtimer_interrupt
> 
> 
> 
> Regards
> Mark
> 

Oh I Forgot. The last thing I see on the screen is.

Checking if this processor honours the WP bit even in hypervisor mode... OK.
SLUB: Genslabs=12, HWalign=64, Order=0,3, MinObjects=0, CPUs=4, Nodes=1

Mark
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