linux-kernel - [GIT PULL] RCU fixes for v6.16 -rc3

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Message-ID: <20250620195234.GA3336282@joelnvbox>
Date: Fri, 20 Jun 2025 15:52:34 -0400
From: Joel Fernandes <joelagnelf@...dia.com>
To: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: "Paul E. McKenney" <paulmck@...nel.org>,
	Frederic Weisbecker <frederic@...nel.org>,
	Neeraj Upadhyay <neeraj.upadhyay@...nel.org>,
	Joel Fernandes <joel@...lfernandes.org>,
	Boqun Feng <boqun.feng@...il.com>,
	Uladzislau Rezki <urezki@...il.com>, linux-kernel@...r.kernel.org,
	rcu@...r.kernel.org, qiang.zhang1211@...il.com
Subject: [GIT PULL] RCU fixes for v6.16 -rc3

Hi Linus,

The following changes since commit 11313e2f78128c948e9b4eb58b3dacfc30964700:

  Merge tag 'gpio-fixes-for-v6.16-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux (2025-06-20 10:07:56 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/rcu/linux.git tags/rcu/fixes-for-6.16-rc3

for you to fetch changes up to 33b6a1f155d627f5bd80c7485c598ce45428f74f:

  rcu: Return early if callback is not specified (2025-06-20 15:31:48 -0400)

----------------------------------------------------------------
We recently got a report of a crash [1] with misuse of call_rcu().
Instead of crashing the kernel, a warning and graceful return is better.
[1] https://lore.kernel.org/all/aEnVuzK7VhGSizWj@pc636/

Uladzislau Rezki (Sony) (1):
      rcu: Return early if callback is not specified

 kernel/rcu/tree.c | 4 ++++
 1 file changed, 4 insertions(+)

----------------------------------------------------------------
Uladzislau Rezki (Sony) (1):
      rcu: Return early if callback is not specified

 kernel/rcu/tree.c | 4 ++++
 1 file changed, 4 insertions(+)