Re: v3.9.0-rc8 : oops in tick_do_update_jiffies64+0xbc/0x110

From: Mark Jackson
Date: Mon Apr 29 2013 - 11:46:26 EST

On 29/04/13 16:41, Tony Lindgren wrote:
> * Mark Jackson <mpfj-list@xxxxxxxxxxxxx> [130429 01:38]:
>> I've been experiencing several crashes all pointing exactly the same place in the same tick routine (see below).
>> The "exception stack" trace at the end changes depending on when the oops occurs.
>> I've had the oops occur maybe 6 times in the last 50 reboots.
>> Any ideas ?
> Sounds like it might be an issue with the physical memory or
> the timings. It could also be related to the idle loop not
> restoring something right for deeper idle states that corrupts
> the memory. And that's why it would seem to appear while waking
> to a timer.

I am suspecting a borderline CPU. We only have "X" AM3359 parts which
are all pre-production.

> Maybe disable PM and run memtester to see if that runs reliably?

I'll see if I can get it running on our platform.

Mark J.
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