From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 A97551E7C05 for ; Thu, 21 Aug 2025 13:33:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755783198; cv=none; b=UWllrRuIRGhn2gGb9JdBwFWAXiY9vihld+mUL+bj5Odb2peKaJcar5YqgST/oRQJeSu3IEGeHnTl76GboH9qvwtxX2625en09zwudk4ss4FM7HlBFhmzvKgSsNSr7Xck6b9O7eW8XfPMYub2NP8P9K/FQBzuJncYOkMFXdWyuVI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755783198; c=relaxed/simple; bh=wpbHv92SmYjE7aAL3BjRGK677Woh0gKYkaatF4RMw/g=; h=Subject:To:Cc:From:Date:Message-ID:MIME-Version:Content-Type; b=LkjYkV3s/aER4q3pTgcphMozxLUSyEVBzELR3BvtrVY8DZukKVlutrC4u9aGqAEEgz6BLWGISngJnzE+C1bxwYGbf5yPsHuzfi1eBAA7CuQmF9rKcsFvmpzaCYu3P++6F8psqJ6irG1wyVGhsB28VP1Bcm4KTf8eW6HvXbwsVsQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=e00cHh4O; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="e00cHh4O" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D23FAC4CEEB; Thu, 21 Aug 2025 13:33:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1755783198; bh=wpbHv92SmYjE7aAL3BjRGK677Woh0gKYkaatF4RMw/g=; h=Subject:To:Cc:From:Date:From; b=e00cHh4OIzCnaPdbM9GRIf38sykxvWcMzvkQVBgR93Uh5fJO7WRF4w51Pc36iAQ77 3RkautAuEhH946qwG7I63RBdD0oyJdB7K8zNul3Zf4MXr0wGQSHHd8jfraNZbsXlsQ rhXC6DZBoCZLjjbkmC+Mz1LfXYzH2X095pLpLz/o= Subject: FAILED: patch "[PATCH] parisc: Drop WARN_ON_ONCE() from flush_cache_vmap" failed to apply to 5.15-stable tree To: dave.anglin@bell.net,deller@gmx.de Cc: From: Date: Thu, 21 Aug 2025 15:33:07 +0200 Message-ID: <2025082107-limeade-bolt-c120@gregkh> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit The patch below does not apply to the 5.15-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to . To reproduce the conflict and resubmit, you may use the following commands: git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-5.15.y git checkout FETCH_HEAD git cherry-pick -x 4eab1c27ce1f0e89ab67b01bf1e4e4c75215708a # git commit -s git send-email --to '' --in-reply-to '2025082107-limeade-bolt-c120@gregkh' --subject-prefix 'PATCH 5.15.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ >From 4eab1c27ce1f0e89ab67b01bf1e4e4c75215708a Mon Sep 17 00:00:00 2001 From: John David Anglin Date: Mon, 21 Jul 2025 16:18:41 -0400 Subject: [PATCH] parisc: Drop WARN_ON_ONCE() from flush_cache_vmap I have observed warning to occassionally trigger. Signed-off-by: John David Anglin Signed-off-by: Helge Deller Cc: stable@vger.kernel.org # v5.12+ diff --git a/arch/parisc/kernel/cache.c b/arch/parisc/kernel/cache.c index 3b37a7e7abe4..37ca484cc495 100644 --- a/arch/parisc/kernel/cache.c +++ b/arch/parisc/kernel/cache.c @@ -841,7 +841,7 @@ void flush_cache_vmap(unsigned long start, unsigned long end) } vm = find_vm_area((void *)start); - if (WARN_ON_ONCE(!vm)) { + if (!vm) { flush_cache_all(); return; }