linux-kernel - Re: [PATCH 5.15 000/136] 5.15.64-rc1 review

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Date:   Thu, 1 Sep 2022 12:30:38 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Sudip Mukherjee <sudipm.mukherjee@...il.com>
Cc:     linux-kernel <linux-kernel@...r.kernel.org>,
        Stable <stable@...r.kernel.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Shuah Khan <shuah@...nel.org>, patches@...nelci.org,
        lkft-triage@...ts.linaro.org, Pavel Machek <pavel@...x.de>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Florian Fainelli <f.fainelli@...il.com>, slade@...dewatkins.com
Subject: Re: [PATCH 5.15 000/136] 5.15.64-rc1 review

On Thu, Sep 01, 2022 at 11:22:53AM +0100, Sudip Mukherjee wrote:
> On Thu, Sep 1, 2022 at 10:46 AM Greg Kroah-Hartman
> <gregkh@...uxfoundation.org> wrote:
> >
> > On Mon, Aug 29, 2022 at 09:11:28PM +0100, Sudip Mukherjee wrote:
> > > Hi Greg,
> > >
> > > On Mon, Aug 29, 2022 at 12:00 PM Greg Kroah-Hartman
> > > <gregkh@...uxfoundation.org> wrote:
> > > >
> > > > This is the start of the stable review cycle for the 5.15.64 release.
> > > > There are 136 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 Wed, 31 Aug 2022 10:57:37 +0000.
> > > > Anything received after that time might be too late.
> > >
> > > My builds are still running, but just an initial report for gcc-12. (I
> > > know v5.15.y still does not build completely with gcc-12).
> > >
> > > x86_64 and arm64 allmodconfig build fails with gcc-12, with the error:
> > >
> 
> <snip>
> 
> > >
> > > Introduced in v5.15.61 due to 2711bedab26c ("Bluetooth: L2CAP: Fix
> > > l2cap_global_chan_by_psm regression").
> > > But v5.19.y and mainline does not show the build failure as they also
> > > have 41b7a347bf14 ("powerpc: Book3S 64-bit outline-only KASAN
> > > support").
> >
> > Ick, ok, what to do here?  I can't really backport 41b7a347bf14 to 5.15
> > easily as it's huge and a new feature.  Any other ideas?
> 
> Yeah.
> https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=b840304fb46cdf7012722f456bce06f151b3e81b
> will fix the it for mips and csky failure in mainline and v5.19.y. And
> I just verified that it will fix for powerpc also in v5.15.y. So, we
> just need to wait for now.

Ah good, thanks for pointing that out!

greg k-h