Re: [linux-next] do_task_stat: BUG: unable to handle kernel paging request at ffffc9000041bfd8

From: Andy Lutomirski
Date: Tue Sep 27 2016 - 14:11:02 EST


On Mon, Sep 26, 2016 at 5:45 PM, Tetsuo Handa
<penguin-kernel@xxxxxxxxxxxxxxxxxxx> wrote:
> Hello.
>
> I'm hitting below bug when a process $pid terminates while somebody else is reading
> /proc/$pid/stat . According to https://lkml.org/lkml/2016/8/21/10 , it was already
> fixed. But it seems to me that this bug is still in linux-next-20160923.
> Is this a different bug?

It is, I think. There's still a bit of ongoing discussion about the
right fix. I'll try to send something out today.