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

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Message-ID: <54DC439F.2080703@huawei.com>
Date:	Thu, 12 Feb 2015 14:09:35 +0800
From:	Zefan Li <lizefan@...wei.com>
To:	santosh shilimkar <santosh.shilimkar@...cle.com>
CC:	Tejun Heo <tj@...nel.org>, <cgroups@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [BUG in v3.18 ?] Seems to be triggered from cgroup code

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?

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

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