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Date:   Mon, 22 Feb 2021 11:27:33 +0100
From:   Alexey Gladkov <gladkov.alexey@gmail.com>
To:     Linus Torvalds <torvalds@linux-foundation.org>
Cc:     LKML <linux-kernel@vger.kernel.org>,
        io-uring <io-uring@vger.kernel.org>,
        Kernel Hardening <kernel-hardening@lists.openwall.com>,
        Linux Containers <containers@lists.linux-foundation.org>,
        Linux-MM <linux-mm@kvack.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        Christian Brauner <christian.brauner@ubuntu.com>,
        "Eric W . Biederman" <ebiederm@xmission.com>,
        Jann Horn <jannh@google.com>, Jens Axboe <axboe@kernel.dk>,
        Kees Cook <keescook@chromium.org>,
        Oleg Nesterov <oleg@redhat.com>
Subject: Re: [PATCH v6 0/7] Count rlimits in each user namespace
Message-ID: <20210222102733.gic3q7dniljlbosm@example.org>
References: <cover.1613392826.git.gladkov.alexey@gmail.com>
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On Sun, Feb 21, 2021 at 02:20:00PM -0800, Linus Torvalds wrote:
> On Mon, Feb 15, 2021 at 4:42 AM Alexey Gladkov <gladkov.alexey@gmail.com> wrote:
> >
> > These patches are for binding the rlimit counters to a user in user namespace.
> 
> So this is now version 6, but I think the kernel test robot keeps
> complaining about them causing KASAN issues.
> 
> The complaints seem to change, so I'm hoping they get fixed, but it
> does seem like every version there's a new one. Hmm?

First, KASAN found an unexpected bug in the second patch (Add a reference
to ucounts for each cred). Because I missed that creed_alloc_blank() is
used wider than I found.

Now KASAN has found problems in the RLIMIT_MEMLOCK which I believe I fixed
in v7.

-- 
Rgrds, legion