linux-kernel - Re: [PATCH 0/3] ucounts: misc fixes

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Date:   Mon, 18 Oct 2021 16:28:56 -0600
From:   Yu Zhao <yuzhao@...gle.com>
To:     "Eric W. Biederman" <ebiederm@...ssion.com>
Cc:     Alexey Gladkov <legion@...nel.org>,
        Rune Kleveland <rune.kleveland@...omedia.dk>,
        Jordan Glover <Golden_Miller83@...tonmail.ch>,
        LKML <linux-kernel@...r.kernel.org>,
        Linux-MM <linux-mm@...ck.org>,
        "containers\\@lists.linux-foundation.org" 
        <containers@...ts.linux-foundation.org>,
        Hillf Danton <hdanton@...a.com>,
        David Howells <dhowells@...hat.com>,
        Jarkko Sakkinen <jarkko@...nel.org>
Subject: Re: [PATCH 0/3] ucounts: misc fixes

On Mon, Oct 18, 2021 at 11:21 AM Eric W. Biederman
<ebiederm@...ssion.com> wrote:
>
>
> While digging into the previous ucount kernel crashes I found some minor
> bugs in the ucount code.  When hit these bugs all result in a ucount
> either being counted in the wrong location or leak of a struct ucounts.
>
> Nothing particularly serious but certainly things that should be fixed.
>
> Eric W. Biederman (3):
>       ucounts: Pair inc_rlimit_ucounts with dec_rlimit_ucoutns in commit_creds
>       ucounts: Proper error handling in set_cred_ucounts
>       ucounts: Move get_ucounts from cred_alloc_blank to key_change_session_keyring
>
>  kernel/cred.c                | 9 ++++-----
>  security/keys/process_keys.c | 8 ++++++++
>  2 files changed, 12 insertions(+), 5 deletions(-)

Thanks for the fixes. Tested the whole series on the latest 5.15-rc6.

Tested-by: Yu Zhao <yuzhao@...gle.com>