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From: Oleg Nesterov <oleg@redhat.com>
To: Ingo Molnar <mingo@kernel.org>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Mike Galbraith <efault@gmx.de>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: hartsjc@redhat.com, vbendel@redhat.com, vlovejoy@redhat.com,
	linux-kernel@vger.kernel.org
Subject: [PATCH 0/2] sched/autogroup: use-after-free fixes
Date: Mon, 14 Nov 2016 19:45:48 +0100	[thread overview]
Message-ID: <20161114184548.GA15954@redhat.com> (raw)

Two simple fixes for -stable.

Note that this logic was wrong from the very beginning and even if sysctl
doesn't change, see 2/2.

And I think it needs some cleanups in any case, but lets do later/separately.

Please review,

Oleg.

 include/linux/sched.h     |  2 ++
 kernel/exit.c             |  1 +
 kernel/sched/auto_group.c | 36 ++++++++++++++++++++++++++++--------
 3 files changed, 31 insertions(+), 8 deletions(-)

             reply	other threads:[~2016-11-14 18:45 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-14 18:45 Oleg Nesterov [this message]
2016-11-14 18:46 ` [PATCH 1/2] sched/autogroup: autogroup_move_group() must never skip sched_move_task() Oleg Nesterov
2016-11-22 12:28   ` [tip:sched/urgent] sched/autogroup: Fix autogroup_move_group() to " tip-bot for Oleg Nesterov
2016-11-14 18:46 ` [PATCH 2/2] sched/autogroup: a zombie thread must not use autogroup->tg Oleg Nesterov
2016-11-14 18:58   ` Oleg Nesterov
2016-11-22 12:29   ` [tip:sched/urgent] sched/autogroup: Do not use autogroup->tg in zombie threads tip-bot for Oleg Nesterov
2016-11-27 18:36   ` [sched/autogroup] 89fc4bcc4c: unixbench.score -3.9% regression kernel test robot

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