Re: ip_rcv_finish() NULL pointer and possibly related Oopses

From: Shaun Crampton
Date: Fri Sep 04 2015 - 10:57:21 EST




On 03/09/2015 13:10, "Eric Dumazet" <eric.dumazet@xxxxxxxxx> wrote:

>On Thu, 2015-09-03 at 10:09 +0000, Shaun Crampton wrote:
>> >...
>> >> Is there anything I can do on a running system to help figure this
>>out?
>> >> Some sort of kernel equivalent to pmap to find out what module or
>>device
>> >> owns that chunk of memory?
>> >
>> >Hmm, perhaps /proc/kallsyms could point to something.
>>0xffffffffa0087d81
>> >and 0xffffffffa008772b could be from the same module, if any.
>>
>> Any good: https://transfer.sh/szGRE/kallsyms ?
>>
>
>seems to be cryptd module.
>
>Have you tried to run an pristine upstream kernel ?

No, I haven't tried that; I'm not sure if it's feasible with CoreOS.

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