linux-kernel - Re: 3.12: kernel panic when resuming from suspend to RAM (x86

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Date:	Sun, 01 Dec 2013 11:11:10 +0100
From:	Francis Moreau <francis.moro@...il.com>
To:	"Rafael J. Wysocki" <rjw@...ysocki.net>
CC:	Thomas Gleixner <tglx@...utronix.de>,
	Jingoo Han <jg1.han@...sung.com>,
	'Wei WANG' <wei_wang@...lsil.com.cn>,
	'Samuel Ortiz' <sameo@...ux.intel.com>,
	'Chris Ball' <cjb@...top.org>,
	'Borislav Petkov' <bp@...en8.de>,
	'LKML' <linux-kernel@...r.kernel.org>
Subject: Re: 3.12: kernel panic when resuming from suspend to RAM (x86_64)

On 11/30/2013 09:17 PM, Rafael J. Wysocki wrote:
> On Saturday, November 30, 2013 04:07:36 PM Francis Moreau wrote:
>> Hello Thomas,
>>
>> Sorry for the delay.
>>
>> On 11/29/2013 10:02 AM, Thomas Gleixner wrote:
>>> On Fri, 29 Nov 2013, Francis Moreau wrote:
>>>> Since it seems to be related to rtsx driver or its upper layer, could
>>>> the folks involved in this area have a look to this issue please ?
>>>
>>> I'm not involved, but looking at the debug objects backtrace it's
>>> related to the delayed work in rtsx.
>>>
>>> Does the untested patch below cure the issue?
>>>
>>
>> It seems it does since I can't see the debug object trace anymore
>> however Ican see this now:
> 
> So Thomas' patch should be applied to the rtsx driver.
> 
>> [   64.498270] irq 16: nobody cared (try booting with the "irqpoll" option)
>> [   64.498314] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.11.0-rc2-ARCH #65
>> [   64.498316] Hardware name: CLEVO CO.                        W55xEU
>>                        /W55xEU                          , BIOS 4.6.5
>> 03/05/2013
>> [   64.498317]  ffff8804078bd38c ffff88041e203e48 ffffffff81459fe9
>> ffff8804078bd300
>> [   64.498320]  ffff88041e203e70 ffffffff810d8632 ffff8804078bd300
>> 0000000000000010
>> [   64.498322]  0000000000000000 ffff88041e203eb0 ffffffff810d8a58
>> ffffffff8136a882
>> [   64.498324] Call Trace:
>> [   64.498325]  <IRQ>  [<ffffffff81459fe9>] dump_stack+0x54/0x8d
>> [   64.498334]  [<ffffffff810d8632>] __report_bad_irq+0x32/0xd0
>> [   64.498337]  [<ffffffff810d8a58>] note_interrupt+0x138/0x1f0
>> [   64.498340]  [<ffffffff8136a882>] ? cpuidle_enter_state+0x52/0xc0
>> [   64.498343]  [<ffffffff810d6439>] handle_irq_event_percpu+0xf9/0x250
>> [   64.498345]  [<ffffffff810d65cd>] handle_irq_event+0x3d/0x60
>> [   64.498347]  [<ffffffff810d95ca>] handle_fasteoi_irq+0x5a/0x100
>> [   64.498350]  [<ffffffff81004a6e>] handle_irq+0x1e/0x30
>> [   64.498353]  [<ffffffff8146aafd>] do_IRQ+0x4d/0xc0
>> [   64.498355]  [<ffffffff8146116d>] common_interrupt+0x6d/0x6d
>> [   64.498356]  <EOI>  [<ffffffff8136a882>] ? cpuidle_enter_state+0x52/0xc0
>> [   64.498360]  [<ffffffff8136a878>] ? cpuidle_enter_state+0x48/0xc0
>> [   64.498362]  [<ffffffff8136a9b9>] cpuidle_idle_call+0xc9/0x280
>> [   64.498365]  [<ffffffff8100bf6e>] arch_cpu_idle+0xe/0x30
>> [   64.498368]  [<ffffffff810a1287>] cpu_startup_entry+0x257/0x2d0
>> [   64.498370]  [<ffffffff8144d404>] rest_init+0x84/0x90
>> [   64.498373]  [<ffffffff818d9ee1>] start_kernel+0x414/0x420
>> [   64.498375]  [<ffffffff818d98d6>] ? repair_env_string+0x5c/0x5c
>> [   64.498377]  [<ffffffff818d9120>] ? early_idt_handlers+0x120/0x120
>> [   64.498379]  [<ffffffff818d95be>] x86_64_start_reservations+0x2a/0x2c
>> [   64.498381]  [<ffffffff818d96c8>] x86_64_start_kernel+0x108/0x117
>> [   64.498382] handlers:
>> [   64.498402] [<ffffffffa00168f0>] usb_hcd_irq [usbcore]
>> [   64.498422] Disabling IRQ #16
>>
>> So I don't think it completely solve the problem but it's a good start.
> 
> That issue may or may not be related.
> 
> If your system survives resume (I guess it does?), 

my system survives resume as soon as the DEBUG_OBJECTS facility was
activated.

> can you please send
> /proc/interrupts before and after the first suspend/resume cycle?
> 

Sure, I will do later in the day.


Thanks for your help.
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