Re: 3.16-rcX crashes on resume from Suspend-To-RAM

[Markus Gutschke]

Just wondering if any of you had any other ideas of what I could try
to help debug this problem?

Thanks,


Markus

On Tue, Aug 12, 2014 at 9:11 AM, Markus Gutschke <markus@xxxxxxxxxxxx> wrote:
> As I said earlier in this thread, echo'ing "devices" into "pm_test"
> does not result in a crash; but doing so for "platform" does.
>
> Markus
>
> On Aug 12, 2014 1:26 AM, "Zhang Rui" <rui.zhang@xxxxxxxxx> wrote:
>>
>> On Sat, 2014-08-09 at 03:14 -0700, Markus Gutschke wrote:
>> > I am back and have physical access to the machine now.
>> >
>> great!
>>
>> > I re-ran the test just to be sure, and I can confirm that "platform"
>> > does in fact result in a crash.
>> >
>> what about "devices"?
>> I mean
>>
>> # echo devices > /sys/power/pm_test
>>
>> and see if that triggers the crash.
>>
>> > Furthermore, I ran the test that Rui asked for. I suspended, resumed,
>> > and upon crashing power-cycled the machine ASAP. "dmesg" suggests that
>> > the problem is with LNXSYBUS:00 That doesn't tell me much, but
>> > hopefully it makes sense to you guys.
>> >
>> [    0.930093]   Magic number: 10:810:122
>> [    0.930185] acpi LNXSYBUS:00: hash matches
>>
>> This looks weird, ACPI will do nothing for LNXSYBUS devices during
>> resume.
>> Rafael, any thought on this?
>>
>> thanks,
>> rui
>>
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