linux-kernel - Re: memcg oops: memcg_kmem_charge_memcg()->try_charge()->page_counter_try

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Date:   Tue, 30 Oct 2018 04:14:54 +0100
From:   Mike Galbraith <efault@....de>
To:     Roman Gushchin <guro@...com>
Cc:     Michal Hocko <mhocko@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        linux-mm <linux-mm@...ck.org>,
        Johannes Weiner <hannes@...xchg.org>,
        Vladimir Davydov <vdavydov.dev@...il.com>
Subject: Re: memcg oops:
 memcg_kmem_charge_memcg()->try_charge()->page_counter_try_charge()->BOOM

On Mon, 2018-10-29 at 21:49 +0000, Roman Gushchin wrote:
> On Mon, Oct 29, 2018 at 09:46:54PM +0100, Mike Galbraith wrote:
> 
> > Ah, I have cgroup_disable=memory on the command line, which turns out
> > to be why your box doesn't explode, while mine does.
> 
> Yeah, here it is. I'll send the fix in few minutes. Please,
> test it on your setup. Your tested-by will be appreciated.

Yup, all-better-by:/me