From: Oleg Nesterov <oleg@redhat.com>
To: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Rachel Menge <rachelmenge@linux.microsoft.com>,
linux-kernel@vger.kernel.org, rcu@vger.kernel.org,
Wei Fu <fuweid89@gmail.com>,
apais@linux.microsoft.com,
Sudhanva Huruli <Sudhanva.Huruli@microsoft.com>,
Jens Axboe <axboe@kernel.dk>,
Christian Brauner <brauner@kernel.org>,
Mike Christie <michael.christie@oracle.com>,
Joel Granados <j.granados@samsung.com>,
Mateusz Guzik <mjguzik@gmail.com>,
"Paul E. McKenney" <paulmck@kernel.org>,
Frederic Weisbecker <frederic@kernel.org>,
Neeraj Upadhyay <neeraj.upadhyay@kernel.org>,
Joel Fernandes <joel@joelfernandes.org>,
Josh Triplett <josh@joshtriplett.org>,
Boqun Feng <boqun.feng@gmail.com>,
Steven Rostedt <rostedt@goodmis.org>,
Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
Lai Jiangshan <jiangshanlai@gmail.com>,
Zqiang <qiang.zhang1211@gmail.com>
Subject: Re: [PATCH] zap_pid_ns_processes: don't send SIGKILL to sub-threads
Date: Fri, 5 Jul 2024 18:08:17 +0200 [thread overview]
Message-ID: <20240705160816.GC18551@redhat.com> (raw)
In-Reply-To: <20240613150001.GB18218@redhat.com>
On 06/13, Oleg Nesterov wrote:
>
> Well, if SIGNAL_GROUP_EXIT is set we do not care if this process was
> killed or not. It (the whole thread group) is going to exit, that is all.
OOPS. I forgot again that you removed SIGNAL_GROUP_COREDUMP and thus
we can't rely on SIGNAL_GROUP_EXIT in this case.
I still think this was not right, but it is too late to complain.
Andrew, please drop this patch.
Currently zap_pid_ns_processes() kills the coredumping tasks, with this
patch it doesn't.
Oleg.
prev parent reply other threads:[~2024-07-05 16:10 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-05 23:42 [RCU] zombie task hung in synchronize_rcu_expedited Rachel Menge
2024-06-06 11:10 ` Oleg Nesterov
2024-06-06 15:45 ` Wei Fu
2024-06-06 17:28 ` Oleg Nesterov
2024-06-07 3:02 ` Wei Fu
2024-06-07 6:25 ` Oleg Nesterov
2024-06-07 15:04 ` Wei Fu
2024-06-07 21:22 ` Oleg Nesterov
2024-06-08 12:42 ` Oleg Nesterov
2024-06-10 0:07 ` Wei Fu
2024-06-08 12:06 ` [PATCH] zap_pid_ns_processes: clear TIF_NOTIFY_SIGNAL along with TIF_SIGPENDING Oleg Nesterov
2024-06-08 17:00 ` Boqun Feng
2024-06-09 14:12 ` Wei Fu
2024-06-12 16:57 ` Jens Axboe
2024-06-13 12:40 ` Eric W. Biederman
2024-06-13 14:02 ` Wei Fu
2024-06-13 14:49 ` Oleg Nesterov
2024-06-13 15:30 ` Oleg Nesterov
2024-06-08 15:48 ` [PATCH] zap_pid_ns_processes: don't send SIGKILL to sub-threads Oleg Nesterov
2024-06-13 13:01 ` Eric W. Biederman
2024-06-13 15:00 ` Oleg Nesterov
2024-06-13 16:23 ` Eric W. Biederman
2024-07-05 16:08 ` Oleg Nesterov [this message]
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