Re: [PATCH 6.15 000/263] 6.15.5-rc2 review

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

On Wed, Jul 09, 2025 at 02:54:03AM +0530, Naresh Kamboju wrote:
> On Tue, 8 Jul 2025 at 00:04, Naresh Kamboju <naresh.kamboju@linaro.org> wrote:
> >
> > On Sun, 6 Jul 2025 at 15:50, Naresh Kamboju <naresh.kamboju@linaro.org> wrote:
> > >
> > > On Fri, 4 Jul 2025 at 20:14, Greg Kroah-Hartman
> > > <gregkh@linuxfoundation.org> wrote:
> > > >
> > > > This is the start of the stable review cycle for the 6.15.5 release.
> > > > There are 263 patches in this series, all will be posted as a response
> > > > to this one.  If anyone has any issues with these being applied, please
> > > > let me know.
> > > >
> > > > Responses should be made by Sun, 06 Jul 2025 12:55:09 +0000.
> > > > Anything received after that time might be too late.
> > > >
> > > > The whole patch series can be found in one patch at:
> > > >         https://www.kernel.org/pub/linux/kernel/v6.x/stable-review/patch-6.15.5-rc2.gz
> > > > or in the git tree and branch at:
> > > >         git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-6.15.y
> > > > and the diffstat can be found below.
> > > >
> > > > thanks,
> > > >
> > > > greg k-h
> > >
> > > Approximately 20% of devices are experiencing intermittent boot failures
> > > with this kernel version. The issue appears to be related to auto login
> > > failures, where an incorrect password is being detected on the serial
> > > console during the login process.
> >
> > Reported issue is also noticed on Linux tree 6.16-rc5 build.
> >
> > > We are investigating this problem.
> 
> The following three patches were reverted and the system was re-tested.
> The previously reported issues are no longer observed after applying the
> reverts.
> 
> serial: imx: Restore original RXTL for console to fix data loss
>     commit f23c52aafb1675ab1d1f46914556d8e29cbbf7b3 upstream.
> 
> serial: core: restore of_node information in sysfs
>     commit d36f0e9a0002f04f4d6dd9be908d58fe5bd3a279 upstream.
> 
> tty: serial: uartlite: register uart driver in init
>     [ Upstream commit 6bd697b5fc39fd24e2aa418c7b7d14469f550a93 ]
> 
> Reference bug report lore link,
>  - https://lore.kernel.org/stable/CA+G9fYvidpyHTQ179dAJ4TSdhthC-Mtjuks5iQjMf+ovfPQbTg@mail.gmail.com/

As these are upstream, and causing the problem there too, can you email
the tty list about them?  And those are 2 different serial drivers, and
one serial core change, all independant, which feels odd that they all
were needed to fix this issue.

thanks,

greg k-h