From: Oleg Nesterov <oleg@redhat.com>
To: Mateusz Guzik <mjguzik@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Christian Brauner <brauner@kernel.org>,
Jiri Slaby <jirislaby@kernel.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/2] fix the racy usage of task_lock(tsk->group_leader) in sys_prlimit64() paths
Date: Sun, 14 Sep 2025 21:01:23 +0200 [thread overview]
Message-ID: <20250914190122.GA23082@redhat.com> (raw)
In-Reply-To: <CAGudoHGwEYg7mpkD+deUhNT4TmYUmSgKr_xEVoNVUaQXsUhzGw@mail.gmail.com>
Too late for me, I'll write another email tomorrow, just one note for now...
On 09/14, Mateusz Guzik wrote:
>
> On Sun, Sep 14, 2025 at 1:11 PM Oleg Nesterov <oleg@redhat.com> wrote:
> >
> > Fixes: c022a0acad53 ("rlimits: implement prlimit64 syscall")
>
> I think this is more accurate:
> Fixes: 18c91bb2d872 ("prlimit: do not grab the tasklist_lock")
I'll re-check, but at first glance you are right... Thanks for taking
a look and correcting me!
Oleg.
next prev parent reply other threads:[~2025-09-14 19:02 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-14 11:09 [PATCH 1/2] fix the wrong comment on task_lock() nesting with tasklist_lock Oleg Nesterov
2025-09-14 11:09 ` [PATCH 2/2] fix the racy usage of task_lock(tsk->group_leader) in sys_prlimit64() paths Oleg Nesterov
2025-09-14 17:48 ` Mateusz Guzik
2025-09-14 19:01 ` Oleg Nesterov [this message]
2025-09-15 12:05 ` Oleg Nesterov
2025-09-15 13:19 ` Mateusz Guzik
2025-09-15 12:09 ` [PATCH v2 " Oleg Nesterov
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