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xen-devel
Re: [Xen-devel] Re: 2.6.39 dom0 xen power management test
Monday, May 23, 2011, 1:17:07 PM, you wrote:
> On Sat, 21 May 2011, Sander Eikelenboom wrote:
>> Hi Konrad,
>>
>> First tests looked good, but tonight after approx. 2 hours after boot the
>> machine crashed.
>> Since my previous setup ran perfectly stable for 55 days, i didn't have a
>> serial console attached.
>> I shot a photo of what was left onscreen (attached), will attach a serial
>> console later to get it all.
>>
> does this patch help?
Nope it doesn't, right after boot i'm getting:
May 23 15:01:02 serveerstertje kernel: [ 361.274781] INFO: task xm:6252
blocked for more than 120 seconds.
May 23 15:01:02 serveerstertje kernel: [ 361.275784] "echo 0 >
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
May 23 15:01:02 serveerstertje kernel: [ 361.277026] xm D
ffff88002fdd7400 0 6252 6242 0x00000000
May 23 15:01:02 serveerstertje kernel: [ 361.278260] ffff8800247c3d58
0000000000000286 000000000000bdb1 0000000000000000
May 23 15:01:02 serveerstertje kernel: [ 361.278701] ffff88002837d580
0000000000013400 ffff8800247c3fd8 ffff8800247c2010
May 23 15:01:02 serveerstertje kernel: [ 361.278701] ffff8800247c3fd8
0000000000013400 ffffffff81fe7020 ffff88002837d580
May 23 15:01:02 serveerstertje kernel: [ 361.278701] Call Trace:
May 23 15:01:02 serveerstertje kernel: [ 361.278701] [<ffffffff81047323>] ?
xen_write_msr_safe+0xa3/0xe0
May 23 15:01:02 serveerstertje kernel: [ 361.278701] [<ffffffff8104edaa>] ?
__switch_to+0x18a/0x3d0
May 23 15:01:02 serveerstertje kernel: [ 361.278701] [<ffffffff8108fdab>] ?
finish_task_switch+0x5b/0xe0
May 23 15:01:02 serveerstertje kernel: [ 361.278701] [<ffffffff81a8860d>] ?
schedule+0x44d/0xae0
May 23 15:01:02 serveerstertje kernel: [ 361.278701] [<ffffffff8104c21d>] ?
xen_force_evtchn_callback+0xd/0x10
May 23 15:01:02 serveerstertje kernel: [ 361.278701] [<ffffffff8104c9d2>] ?
check_events+0x12/0x20
May 23 15:01:02 serveerstertje kernel: [ 361.278701] [<ffffffff81a89445>]
schedule_timeout+0x1e5/0x2b0
May 23 15:01:02 serveerstertje kernel: [ 361.278701] [<ffffffff81a8ae30>] ?
_raw_spin_unlock_irqrestore+0x30/0x70
May 23 15:01:02 serveerstertje kernel: [ 361.278701] [<ffffffff8108f685>] ?
try_to_wake_up+0xc5/0x420
May 23 15:01:02 serveerstertje kernel: [ 361.278701] [<ffffffff81a8905e>]
wait_for_common+0xde/0x190
May 23 15:01:02 serveerstertje kernel: [ 361.278701] [<ffffffff8108f9e0>] ?
try_to_wake_up+0x420/0x420
May 23 15:01:02 serveerstertje kernel: [ 361.278701] [<ffffffff81a891ed>]
wait_for_completion+0x1d/0x20
May 23 15:01:02 serveerstertje kernel: [ 361.278701] [<ffffffff810b31c0>]
flush_work+0x30/0x40
May 23 15:01:02 serveerstertje kernel: [ 361.278701] [<ffffffff810b1b60>] ?
do_work_for_cpu+0x30/0x30
May 23 15:01:02 serveerstertje kernel: [ 361.278701] [<ffffffff810b4803>]
schedule_on_each_cpu+0xc3/0x100
May 23 15:01:02 serveerstertje kernel: [ 361.278701] [<ffffffff811258d5>]
lru_add_drain_all+0x15/0x20
May 23 15:01:02 serveerstertje kernel: [ 361.278701] [<ffffffff81141015>]
sys_mlock+0x45/0x130
May 23 15:01:02 serveerstertje kernel: [ 361.278701] [<ffffffff81a8bcc2>]
system_call_fastpath+0x16/0x1b
May 23 15:01:02 serveerstertje kernel: [ 361.278701] INFO: task xm:6278
blocked for more than 120 seconds.
May 23 15:01:02 serveerstertje kernel: [ 361.278701] "echo 0 >
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
May 23 15:01:02 serveerstertje kernel: [ 361.278701] xm D
ffff88002fdd7400 0 6278 6268 0x00000000
May 23 15:01:02 serveerstertje kernel: [ 361.278701] ffff8800258b1d58
0000000000000286 000000000000b8df 0000000000000000
May 23 15:01:02 serveerstertje kernel: [ 361.278701] ffff88002837f200
0000000000013400 ffff8800258b1fd8 ffff8800258b0010
May 23 15:01:02 serveerstertje kernel: [ 361.309209] ffff8800258b1fd8
0000000000013400 ffffffff81fe7020 ffff88002837f200
May 23 15:01:02 serveerstertje kernel: [ 361.309209] Call Trace:
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff81047323>] ?
xen_write_msr_safe+0xa3/0xe0
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff8104edaa>] ?
__switch_to+0x18a/0x3d0
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff8108fdab>] ?
finish_task_switch+0x5b/0xe0
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff81a8860d>] ?
schedule+0x44d/0xae0
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff8104c21d>] ?
xen_force_evtchn_callback+0xd/0x10
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff8104c9d2>] ?
check_events+0x12/0x20
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff81a89445>]
schedule_timeout+0x1e5/0x2b0
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff81a8ae30>] ?
_raw_spin_unlock_irqrestore+0x30/0x70
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff8108f685>] ?
try_to_wake_up+0xc5/0x420
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff81a8905e>]
wait_for_common+0xde/0x190
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff8108f9e0>] ?
try_to_wake_up+0x420/0x420
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff81a891ed>]
wait_for_completion+0x1d/0x20
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff810b31c0>]
flush_work+0x30/0x40
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff810b1b60>] ?
do_work_for_cpu+0x30/0x30
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff810b4803>]
schedule_on_each_cpu+0xc3/0x100
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff811258d5>]
lru_add_drain_all+0x15/0x20
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff81141015>]
sys_mlock+0x45/0x130
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff81a8bcc2>]
system_call_fastpath+0x16/0x1b
May 23 15:01:02 serveerstertje kernel: [ 361.309209] INFO: task xentop:6287
blocked for more than 120 seconds.
May 23 15:01:02 serveerstertje kernel: [ 361.309209] "echo 0 >
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
May 23 15:01:02 serveerstertje kernel: [ 361.309209] xentop D
ffff88002fdd7400 0 6287 1 0x00000004
May 23 15:01:02 serveerstertje kernel: [ 361.309209] ffff880025d1dd58
0000000000000282 0000000000000000 0000000000000000
May 23 15:01:02 serveerstertje kernel: [ 361.309209] ffff880029d65580
0000000000013400 ffff880025d1dfd8 ffff880025d1c010
May 23 15:01:02 serveerstertje kernel: [ 361.309209] ffff880025d1dfd8
0000000000013400 ffffffff81fe7020 ffff880029d65580
May 23 15:01:02 serveerstertje kernel: [ 361.309209] Call Trace:
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff81047323>] ?
xen_write_msr_safe+0xa3/0xe0
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff8104edaa>] ?
__switch_to+0x18a/0x3d0
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff8108fdab>] ?
finish_task_switch+0x5b/0xe0
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff81a8860d>] ?
schedule+0x44d/0xae0
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff8104c21d>] ?
xen_force_evtchn_callback+0xd/0x10
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff8104c9d2>] ?
check_events+0x12/0x20
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff81a89445>]
schedule_timeout+0x1e5/0x2b0
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff81a8ae30>] ?
_raw_spin_unlock_irqrestore+0x30/0x70
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff8108f685>] ?
try_to_wake_up+0xc5/0x420
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff81a8905e>]
wait_for_common+0xde/0x190
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff8108f9e0>] ?
try_to_wake_up+0x420/0x420
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff81a891ed>]
wait_for_completion+0x1d/0x20
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff810b31c0>]
flush_work+0x30/0x40
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff810b1b60>] ?
do_work_for_cpu+0x30/0x30
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff810b4803>]
schedule_on_each_cpu+0xc3/0x100
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff811258d5>]
lru_add_drain_all+0x15/0x20
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff81141015>]
sys_mlock+0x45/0x130
May 23 15:01:02 serveerstertje kernel: [ 361.309209] [<ffffffff81a8bcc2>]
system_call_fastpath+0x16/0x1b
> diff --git a/drivers/xen/events.c b/drivers/xen/events.c
> index 7f676f8..9249ed7 100644
> --- a/drivers/xen/events.c
> +++ b/drivers/xen/events.c
> @@ -1644,7 +1644,7 @@ static struct irq_chip xen_percpu_chip __read_mostly = {
> .irq_mask = evtchn_noop,
> .irq_unmask = evtchn_noop,
>
> - .irq_ack = ack_dynirq,
> + .irq_eoi = ack_dynirq,
> };
>
> int xen_set_callback_via(uint64_t via)
--
Best regards,
Sander mailto:linux@xxxxxxxxxxxxxx
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