Re: percpu: kernel BUG at mm/percpu.c:579!

From: Sasha Levin
Date: Mon Aug 05 2013 - 17:13:36 EST

On 08/05/2013 03:15 PM, Kent Overstreet wrote:
From percpu_ref release path. Kent?
From the backtrace I have no idea if this was from the aio code using it
or the cgroup code - Sasha, any idea?

AIO is probably more likely, I'm going to look to see if I can find

I honestly don't know. It ran under trinity so I'm not sure what the exact
scenario is.

I can't seem to hit it again easily so far, it seems that many people merged their
work in the -next tree recently so I'm seeing multiple unrelated failures all over
the place, which makes reproducing this one harder.


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