From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6F288382F1E for ; Sun, 6 Sep 2026 11:06:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788692767; cv=none; b=pkNLCp+agl09upvyah5oXzgI/AG/iNTxWC/gwZZdI4PPnvaYaKf9TTkIkgzO/bMH/0wHVtcAsuXa7rm8wo39iSA67DfTUvKxlgxi5T555AjAd4Y0ShxM0LhLeMu16rXrw04odHQczrN6GH7CvqwlFZP6+K1YvTGi4wk3CMlQhw8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788692767; c=relaxed/simple; bh=Su0tIq/GIelDB5RB2aVq621lNIcoc3dc3beD6EnDyAY=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition; b=hrh6fV5U74YK8bd5wM3bPRkc28HPhwHf5owb7Pe8xy5F8/ZzotsE6znv/qdDbUY23RedoGHP4gh3piSgykl6X5f3pthHIolTjzxZWF9FE6aEGxVEEDthQ8llKWjlL/0Rfi56Dsw/zVFIyIBbre5q+obfnh/FreB235aqBTsfeWI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Gbab9x3g; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Gbab9x3g" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3992D1F00A3A; Sun, 6 Sep 2026 11:06:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1788692766; bh=qWkhcrfoluZTusjIqEXcTzOP+QIuSbxwq8qZHuJcqeU=; h=Date:From:To:Cc:Subject; b=Gbab9x3gijUrfi++1HDaX1TyIhMZ7UrVK9KcbS50mWt5hKJU9xWTPkNF8ONCdAf+H JIQHMe4qHm0rW8JBxB1tnEomsS/Mqnd8cqoziWKmKTMcxFzivy7Adoz9VsN4a+dC7k ilThOYCMCGP5e4vDwvlZPVVL1t/J3HWyDN3nU8+l0cHyLDAnIUjZYy1sL4ua/c1HZi A784jqYgZ6vzvDz/1et8rNzpSizOBLse07FmYiqZtbE+fwWoZovBQOXwlIJJUwivrG opxZeDDddNNP5d3EmTrg2OJ337OOIryX8ipqo4Zv8BLF0XUWAyQo8/RUS9YxpeeB+S 3x5tjFczOP+Jg== Date: Sun, 6 Sep 2026 13:06:01 +0200 From: Ingo Molnar To: Linus Torvalds Cc: linux-kernel@vger.kernel.org, Peter Zijlstra , Thomas Gleixner , Will Deacon , Waiman Long , Boqun Feng Subject: [GIT PULL] locking fixes Message-ID: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Linus, Please pull the latest locking/urgent Git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git locking-urgent-2026-09-06 for you to fetch changes up to a3b8d46fe401cba3a5c46dea610e6eb3dc15370e: Misc locking fixes: - Fix a softirq processing delay bug in local_interrupt_disable(), which should mostly only affect the Rust runtime (Boqun Feng) - Remove the hardirq_disable_count() function which caused the previous bug and is now unused & unnecessary (Boqun Feng) - lockdep: Invalidate stale class_cache entries for zapped classes (Eric Dumazet) - Fix rt_mutex specific futex scheduling helpers (Sebastian Andrzej Siewior) - Fix rcuwait use-after-free race during futex requeue PI (Yao Kai) Thanks, Ingo ------------------> Boqun Feng (2): interrupt: Disable interrupt before modifying hardirq_disable counter preempt: Remove hardirq_disable_count() Eric Dumazet (1): locking/lockdep: Invalidate stale class_cache entries for zapped classes Sebastian Andrzej Siewior (1): futex: Provide rt_mutex_.*_schedule() equivalents for futex scheduling Yao Kai (1): futex: Prevent rcuwait use-after-free during requeue PI include/linux/interrupt_rc.h | 22 +++++++++---------- include/linux/preempt.h | 4 ---- include/linux/sched/rt.h | 2 ++ kernel/futex/pi.c | 16 +++----------- kernel/futex/requeue.c | 12 +++++++++-- kernel/locking/lockdep.c | 50 +++++++++++++++++++++++++++++++++++++------- kernel/locking/rtmutex_api.c | 2 ++ kernel/sched/core.c | 16 ++++++++++++++ kernel/softirq.c | 17 ++++----------- 9 files changed, 90 insertions(+), 51 deletions(-)