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Date: Wed, 30 Sep 2026 14:09:05 +0200
From: Greg KH <gregkh@linuxfoundation.org>
To: Tim Chen <tim.c.chen@linux.intel.com>
Cc: imv4bel@gmail.com, mingo@kernel.org, peterz@infradead.org,
	stable@kernel.org, yu.c.chen@intel.com, zenghui.yu@linux.dev,
	stable@vger.kernel.org
Subject: Re: FAILED: patch "[PATCH] sched/cache: Introduce
 task_struct->sched_cache_grp to fix" failed to apply to 7.2-stable tree
Message-ID: <2026093035-icy-record-89af@gregkh>
References: <2026092927-ageless-staple-093f@gregkh>
 <c7d8a3ec020497a7b15ae3080b8de4f7363ebe0a.camel@linux.intel.com>
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In-Reply-To: <c7d8a3ec020497a7b15ae3080b8de4f7363ebe0a.camel@linux.intel.com>

On Tue, Sep 29, 2026 at 03:06:00PM -0700, Tim Chen wrote:
> On Tue, 2026-09-29 at 13:43 +0200, gregkh@linuxfoundation.org wrote:
> > The patch below does not apply to the 7.2-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 <stable@vger.kernel.org>.
> > 
> > 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-7.2.y
> > git checkout FETCH_HEAD
> > git cherry-pick -x b636fef85bda7d1bab9c0a45067ab1508d79d946
> > # <resolve conflicts, build, test, etc.>
> > git commit -s
> > git send-email --to '<stable@vger.kernel.org>' --in-reply-to '2026092927-ageless-staple-093f@gregkh' --subject-prefix 'PATCH 7.2.y' 'HEAD^..'
> > 
> > Possible dependencies:
> > 
> 
> These patches in upstream needs to be applied first before this patch:
> f0d243a96f268 sched/fair: Avoid creating misfits during cache-aware balancing (should be included in stable)

This one does not apply :(

> 28f9c0e0a0b94 sched/cache: Decouple sched_cache_group from mm to fix UAF  (just merged in stable)

Already queued up.

Can you send a patch series for all of these that properly applies and
builds so we can apply them correctly?

thanks,

greg k-h