Re: [BUG in v3.18 ?] Seems to be triggered from cgroup code

[santosh shilimkar]

On 2/11/2015 10:09 PM, Zefan Li wrote:
> On 2015/2/6 7:54, santosh shilimkar wrote:
> > Hi Tejun and all,
> >
> > We observed a BUG (stack is end of the email) while trying do some
> > ceph testing. I looked at pidlist_free(), pidlist_array_load() for
> > any potential leak but those functions looked fine to me.
> > The BUG is not 100% reproducible either so though of reporting
> > to the list to get some more pointers.
>
> By saying not 100% reproducible, do you mean it's reproducible but
> not very easy to trigger?
Right. We saw it only once in 20+ attempts.

> I have to clue how this can happen...This reminds me another bug
> report which also happend in pidlist code and it's not reproducible.
>
> https://lkml.org/lkml/2014/9/16/710
I was just trying my luck if I can get some more ideas about the
potential cause.

Thanks for the response !!

Regards,
Santosh

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