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

[Naresh Kamboju]

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.

>
> And is this an issue on 6.2 and/or Linus's tree?

Not seen on Linux mainline, next and 6.2.

> I don't see any mptcp
> changes in this 6.1-rc cycle, they were in the last one...
>
> thanks,
>
> greg k-h