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From:   Oleksandr Natalenko <oleksandr@natalenko.name>
To:     Bagas Sanjaya <bagasdotme@gmail.com>,
        Linux Bluetooth <linux-bluetooth@vger.kernel.org>,
        Linux Regressions <regressions@lists.linux.dev>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        "Kris Karas (Bug Reporting)" <bugs-a21@moonlit-rail.com>
Cc:     Marcel Holtmann <marcel@holtmann.org>,
        Johan Hedberg <johan.hedberg@gmail.com>,
        Luiz Augusto von Dentz <luiz.dentz@gmail.com>,
        Zach <zacheryvig@outlook.com>,
        Paul Menzel <pmenzel@molgen.mpg.de>
Subject: Re: Regression: Inoperative bluetooth, Intel chipset,
 mainline kernel 6.6.2+
Date:   Sun, 03 Dec 2023 13:17:50 +0100
Message-ID: <2709774.mvXUDI8C0e@natalenko.name>
In-Reply-To: <115e819b-0271-403c-b034-ef3aebbb85cd@moonlit-rail.com>
References: <ee109942-ef8e-45b9-8cb9-a98a787fe094@moonlit-rail.com>
 <ZWl82n695TIC7nUO@archie.me>
 <115e819b-0271-403c-b034-ef3aebbb85cd@moonlit-rail.com>
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From: Oleksandr Natalenko <oleksandr@natalenko.name>
Date: Sun, 03 Dec 2023 13:17:50 +0100
Message-ID: <2709774.mvXUDI8C0e@natalenko.name>
In-Reply-To: <115e819b-0271-403c-b034-ef3aebbb85cd@moonlit-rail.com>
MIME-Version: 1.0

Hello.

On p=E1tek 1. prosince 2023 9:19:04 CET Kris Karas (Bug Reporting) wrote:
> Bagas Sanjaya wrote:
> > Kris Karas (Bug Reporting) wrote:
> >> I have a regression going from mainline kernel 6.1.62 to 6.1.63, and a=
lso
> >> from kernel 6.6.1 to 6.6.2; I can bisect if patch authors can't locate=
 the
> >> relevant commit.  In the most recent kernels mentioned, bluetooth won't
> >> function.
> >=20
> > Then please do bisection; without it, nobody will look into this proper=
ly.
>=20
> As only a few people are reporting this, it must be pretty=20
> hardware-specific (or perhaps Kconfig/firmware specific).  I'll do a=20
> bisect.  A bit too late here in Boston (03:00), and kiddo's birthday=20
> "later today", so will probably get to this on the weekend.
>=20
> > You may also want to check current mainline (v6.7-rc3) to see if this
> > regression have already been fixed.
>=20
> Just tried 6.7.0-rc3, and it is also affected.

Does passing `btusb.enable_autosuspend=3DN` via a kernel cmdline help? [1]

[1] https://lore.kernel.org/lkml/5993222.lOV4Wx5bFT@natalenko.name/

> I hadn't git-pulled my linux-stable since May, so that gave me a good=20
> chance to test the very latest.  :-)  And conveniently I'm now set for=20
> the bisect.
>=20
> Kris
>=20
>=20


=2D-=20
Oleksandr Natalenko (post-factum)
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