Re: [PATCH] mm, oom: Fix race when selecting process to kill

From: David Rientjes
Date: Tue Nov 05 2013 - 20:27:37 EST


On Tue, 5 Nov 2013, Luigi Semenzato wrote:

> It's not enough to hold a reference to the task struct, because it can
> still be taken out of the circular list of threads. The RCU
> assumptions don't hold in that case.
>

Could you please post a proper bug report that isolates this at the cause?

Thanks.
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