Re: [PATCH 6.1 00/42] 6.1.15-rc1 review

[Naresh Kamboju]

On Thu, 2 Mar 2023 at 16:30, Naresh Kamboju <naresh.kamboju@xxxxxxxxxx> wrote:
>
> On Thu, 2 Mar 2023 at 16:00, Greg Kroah-Hartman
> <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> >
> > On Thu, Mar 02, 2023 at 03:49:31PM +0530, Naresh Kamboju wrote:
> > > On Wed, 1 Mar 2023 at 23:42, Greg Kroah-Hartman
> > > <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> > > >
> > > > This is the start of the stable review cycle for the 6.1.15 release.
> > > > There are 42 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, 03 Mar 2023 18:06:43 +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-6.1.15-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
> > >
> > > Regression found on Linux version 6.1.15-rc1 on 32-bit arm x15 and i386.
> > >
> > > Reported-by: Linux Kernel Functional Testing <lkft@xxxxxxxxxx>
> > >
> > > ## Build
> > > * kernel: 6.1.15-rc1
> > > * git: https://gitlab.com/Linaro/lkft/mirrors/stable/linux-stable-rc
> > > * git branch: linux-6.1.y
> > > * git commit: b6150251d4ddf8a80510c185d839631e252e6317
> > > * git describe: v6.1.14-43-gb6150251d4dd
> > > * test details:
> > > https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.1.y/build/v6.1.14-43-gb6150251d4dd
> > >
> > > Regression test cases,
> > > i386:
> > > x15:
> > >   * kselftest-net-mptcp/net_mptcp_mptcp_sockopt_sh
> > >
> > > # mptcp_sockopt: mptcp_sockopt.c:353: do_getsockopt_tcp_info:
> > > Assertion `ti.d.size_user == sizeof(struct tcp_info)' failed.
> > > # mptcp_sockopt: mptcp_sockopt.c:353: do_getsockopt_tcp_info:
> > > Assertion `ti.d.size_user == sizeof(struct tcp_info)' failed.
> > >
> > > test log:
> > > ----------
> > >
> > > # selftests: net/mptcp: mptcp_sockopt.sh
>
> ....
>
> > Nit, wrapping a log like this makes it hard to read, don't you think?
>
> Me either.
> That is the reason I have shared "Assertion" above.
>
> >
> > > # mptcp_sockopt: mptcp_sockopt.c:353: do_getsockopt_tcp_info:
> > > Assertion `ti.d.size_user == sizeof(struct tcp_info)' failed.
> > > # server killed by signal 6
> > > #
> > > # FAIL: SOL_MPTCP getsockopt
> > > # PASS: TCP_INQ cmsg/ioctl -t tcp
> > > # PASS: TCP_INQ cmsg/ioctl -6 -t tcp
> > > # PASS: TCP_INQ cmsg/ioctl -r tcp
> > > # PASS: TCP_INQ cmsg/ioctl -6 -r tcp
> > > # PASS: TCP_INQ cmsg/ioctl -r tcp -t tcp
> > > not ok 6 selftests: net/mptcp: mptcp_sockopt.sh # exit=1
> >
> > Any chance you can bisect?
>
> We are running our bisection scripts.

We have tested with 6.1.14 kselftests source again and it passes.
Now that we have upgraded to 6.2.1 kselftests source, we find that
there is this problem reported. so, not a kernel regression.

Tested-by: Linux Kernel Functional Testing <lkft@xxxxxxxxxx>

## Build
* kernel: 6.1.15-rc1
* git: https://gitlab.com/Linaro/lkft/mirrors/stable/linux-stable-rc
* git branch: linux-6.1.y
* git commit: b6150251d4ddf8a80510c185d839631e252e6317
* git describe: v6.1.14-43-gb6150251d4dd
* test details:
https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.1.y/build/v6.1.14-43-gb6150251d4dd


--
Linaro LKFT
https://lkft.linaro.org