Re: [PATCH 6.1 000/139] 6.1.55-rc1 review

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

On Fri, Sep 22, 2023 at 06:17:25PM +0200, Greg Kroah-Hartman wrote:
> On Fri, Sep 22, 2023 at 08:00:31AM -0700, Rob Clark wrote:
> > On Fri, Sep 22, 2023 at 7:52 AM Guenter Roeck <linux@roeck-us.net> wrote:
> > >
> > > On 9/22/23 05:31, Jon Hunter wrote:
> > > >
> > > > On 22/09/2023 10:45, Jon Hunter wrote:
> > > >> Hi Greg,
> > > >>
> > > >> On 20/09/2023 12:28, Greg Kroah-Hartman wrote:
> > > >>> This is the start of the stable review cycle for the 6.1.55 release.
> > > >>> There are 139 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 Fri, 22 Sep 2023 11:28:09 +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-6.1.55-rc1.gz
> > > >>> or in the git tree and branch at:
> > > >>>     git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-6.1.y
> > > >>> and the diffstat can be found below.
> > > >>>
> > > >>> thanks,
> > > >>>
> > > >>> greg k-h
> > > >>
> > > >> I am seeing some suspend failures with this update ...
> > > >>
> > > >> Test results for stable-v6.1:
> > > >>      11 builds:    11 pass, 0 fail
> > > >>      28 boots:    28 pass, 0 fail
> > > >>      130 tests:    124 pass, 6 fail
> > > >>
> > > >> Linux version:    6.1.55-rc1-gd5ace918366e
> > > >> Boards tested:    tegra124-jetson-tk1, tegra186-p2771-0000,
> > > >>                  tegra194-p2972-0000, tegra194-p3509-0000+p3668-0000,
> > > >>                  tegra20-ventana, tegra210-p2371-2180,
> > > >>                  tegra210-p3450-0000, tegra30-cardhu-a04
> > > >>
> > > >> Test failures:    tegra124-jetson-tk1: pm-system-suspend.sh
> > > >>                  tegra186-p2771-0000: pm-system-suspend.sh
> > > >>                  tegra20-ventana: pm-system-suspend.sh
> > > >>                  tegra30-cardhu-a04: pm-system-suspend.sh
> > > >>
> > > >> Bisect is underway.
> > > >
> > > >
> > > > Bisect for this issue is also pointing to ...
> > > >
> > > > Rob Clark <robdclark@chromium.org>
> > > >       interconnect: Fix locking for runpm vs reclaim
> > > >
> > > > Looks like all the Tegra issues are related to this.
> > > >
> > >
> > > This isn't surprising because upstream commit 136191703038 ("interconnect: Teach
> > > lockdep about icc_bw_lock order") silently fixes it without Fixes: tag. If you
> > > look into that patch you'll see that the the missing call to mutex_unlock() is
> > > added to icc_sync_state().
> > 
> > Oh, indeed, it looks like that hunk ended up in the wrong commit, and
> > I didn't notice because both were merged at the same time
> 
> Thanks, I've queued that fix up now as well.

And that breaks on older kernels, let me drop the interconnect patches
completely and I'll wait for someone to submit a full, working, set for
stable inclusion to add them back at a later time if wanted.

thanks,

greg k-h