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Date: Wed, 12 Jun 2024 14:04:40 +0200
From: Greg KH <gregkh@linuxfoundation.org>
To: Thorsten Leemhuis <regressions@leemhuis.info>
Cc: "stable@vger.kernel.org" <stable@vger.kernel.org>,
	Marcel Holtmann <marcel@holtmann.org>,
	Johan Hedberg <johan.hedberg@gmail.com>,
	Luiz Augusto von Dentz <luiz.dentz@gmail.com>,
	linux-bluetooth@vger.kernel.org,
	Paul Menzel <pmenzel@molgen.mpg.de>,
	Sasha Levin <sashal@kernel.org>,
	Jeremy =?iso-8859-1?Q?Lain=E9?= <jeremy.laine@m4x.org>,
	Linux regressions mailing list <regressions@lists.linux.dev>,
	Mike <user.service2016@gmail.com>
Subject: Re: Bluetooth kernel BUG with Intel AX211 (regression in 6.1.83)
Message-ID: <2024061258-boxy-plaster-7219@gregkh>
References: <30f4b18f-4b96-403c-a0ab-d81809d9888a@gmail.com>
 <c09d4f5b-0c4b-4f57-8955-28a963cc7e16@leemhuis.info>
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In-Reply-To: <c09d4f5b-0c4b-4f57-8955-28a963cc7e16@leemhuis.info>

On Thu, Jun 06, 2024 at 12:18:18PM +0200, Thorsten Leemhuis wrote:
> On 03.06.24 22:03, Mike wrote:
> > On 29.05.24 11:06, Thorsten Leemhuis wrote:
> >> Might be a good idea to share it, the developers might want to confirm
> >> it's really the same bug.
> > I'm attaching the stacktrace [1] and decodecode [2] at the end, generated
> > on 6.1.92 vanilla+patch (1.).
> > [...]
> > I understand that 6.9-rc5[1] worked fine, but I guess it will take some
> > time to be
> > included in Debian stable, so having a patch for 6.1.x will be much
> > appreciated.
> > I do not have the time to follow the vanilla (latest) release as is
> > likely the case for
> > many other Linux users.
> > 
> > Let me know if there's anything else useful I can do for you.
> > Thank you,
> 
> Still no reaction from the bluetooth developers. Guess they are busy
> and/or do not care about 6.1.y. In that case:
> 
> @Greg: do you might have an idea how the 6.1.y commit a13f316e90fdb1
> ("Bluetooth: hci_conn: Consolidate code for aborting connections") might
> cause this or if it's missing some per-requisite? If not I wonder if
> reverting that patch from 6.1.y might be the best move to resolve this
> regression. Mike earlier in
> https://lore.kernel.org/all/c947e600-e126-43ea-9530-0389206bef5e@gmail.com/
> confirmed that this fixed the problem in tests. Jeremy (who started the
> thread and afaics has the same problem) did not reply.

How was this reverted?  I get a bunch of conflicts as this commit was
added as a dependency of a patch later in the series.

So if this wants to be reverted from 6.1.y, can someone send me the
revert that has been tested to work?

thanks,

greg k-h