Re: help with diagnosing kernel oops in __mutex_lock_slowpath

From: Stan Hu
Date: Thu Nov 01 2012 - 20:24:08 EST


Unfortunately, with this board I am using, it would be a significant
effort for me to get 3.6 or 3.7 running. Do you have any suggestions
of what I should look for in the 3.2 kernel?

For now, I've worked around it by enabling the panic=10 and
panic_on_oops kernel=1 options to reboot when this happens. The
system seems to come up fine after another try or two.

On Thu, Nov 1, 2012 at 5:14 PM, Greg Kroah-Hartman
<gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> On Thu, Nov 01, 2012 at 03:02:45PM -0700, Stan Hu wrote:
>> Hello,
>>
>> I'm getting this kernel oops sporadically with a custom Cortex-A8 ARM
>> board with a Linux 3.2.28 kernel. The system is booting off an SD
>> card; interestingly this failure doesn't seem to happen when I boot
>> from NAND flash. I would say 1 out 10 times it fails with a similar
>> backtrace. Does anyone have any clue why this might be happening?
>
> Does this also happen on the 3.6 kernel, or 3.7-rc3?
>
> thanks,
>
> greg k-h
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