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From: Tejun Heo <tj@kernel.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Waiman Long <longman@redhat.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Michal Koutny <mkoutny@suse.com>,
	cgroups@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [GIT PULL] cgroup: Fixes for v7.3-rc3
Date: Tue, 15 Sep 2026 07:32:33 -1000	[thread overview]
Message-ID: <f2f2c870036c471d557bf1a3859a23a2@kernel.org> (raw)

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Hello,

The following changes since commit 3f4b7d1a49c5c826f3be9b684313eea5b83ac232:

  selftests/cgroup: test clone3() into a previously killed cgroup (2026-08-31 06:19:53 -1000)

are available in the Git repository at:

  https://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup.git tags/cgroup-for-7.3-rc3-fixes

for you to fetch changes up to 057dac23d329d5c5ed62352f2659a39fd46c6d4a:

  cgroup: Avoid iteration of dying tasks with zero refcount (2026-09-14 12:43:50 -1000)

----------------------------------------------------------------
cgroup: Fixes for v7.3-rc3

- The task iterator could pick up a dying task whose refcount had already
  dropped to zero and resurrect it, leading to a use-after-free when
  reading cgroup.procs. Skip such tasks.

----------------------------------------------------------------
Michal Koutný (1):
      cgroup: Avoid iteration of dying tasks with zero refcount

 kernel/cgroup/cgroup.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

--
tejun

             reply	other threads:[~2026-09-15 17:32 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-15 17:32 Tejun Heo [this message]
2026-09-15 19:17 ` pr-tracker-bot

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