Re: [PATCH 5.15 000/117] 5.15.90-rc2 review

[Naresh Kamboju]

On Tue, 24 Jan 2023 at 18:28, Guenter Roeck <linux@xxxxxxxxxxxx> wrote:
>
> On 1/24/23 01:52, Naresh Kamboju wrote:
> > On Mon, 23 Jan 2023 at 15:22, Greg Kroah-Hartman
> > <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> >>
> >> This is the start of the stable review cycle for the 5.15.90 release.
> >> There are 117 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, 25 Jan 2023 09:48:53 +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/v5.x/stable-review/patch-5.15.90-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-5.15.y
> >> and the diffstat can be found below.
> >>
> >> thanks,
> >>
> >> greg k-h
> >
> >
> > Results from Linaro’s test farm.
> > Regressions found on arm64 for both 5.15.90-rc2 and 5.10.165-rc2.
> >
>
> Didn't you send an earlier e-mail suggesting no regressions ?

It took a while for me to generate a report and find this
selftest: arm64 regressions.

> > * qemu-arm64-mte, kselftest-arm64
> >    - arm64_check_buffer_fill
> >    - arm64_check_child_memory
> >    - arm64_check_ksm_options
> >    - arm64_check_mmap_options
> >    - arm64_check_tags_inclusion
> >
> > Reported-by: Linux Kernel Functional Testing <lkft@xxxxxxxxxx>
> >
> > We are in a process to bisecting this problem and there are updates coming
> > from kselftest rootfs.
> >
> > Test logs,
> > # selftests: arm64: check_buffer_fill
> > # 1..20
> > # ok 1 Check buffer correctness by byte with sync err mode and mmap memory
> > # ok 2 Check buffer correctness by byte with async err mode and mmap memory
> > # ok 3 Check buffer correctness by byte with sync err mode and
> > mmap/mprotect memory
> > # ok 4 Check buffer correctness by byte with async err mode and
> > mmap/mprotect memory
> > # not ok 5 Check buffer write underflow by byte with sync mode and mmap memory
> > # not ok 6 Check buffer write underflow by byte with async mode and mmap memory
> > # ok 7 Check buffer write underflow by byte with tag check fault
> > ignore and mmap memory
> > # ok 8 Check buffer write underflow by byte with sync mode and mmap memory
> > # ok 9 Check buffer write underflow by byte with async mode and mmap memory
> > # ok 10 Check buffer write underflow by byte with tag check fault
> > ignore and mmap memory
> > # not ok 11 Check buffer write overflow by byte with sync mode and mmap memory
> > # not ok 12 Check buffer write overflow by byte with async mode and mmap memory
> > # ok 13 Check buffer write overflow by byte with tag fault ignore mode
> > and mmap memory
> > # not ok 14 Check buffer write correctness by block with sync mode and
> > mmap memory
> > # not ok 15 Check buffer write correctness by block with async mode
> > and mmap memory
> > # ok 16 Check buffer write correctness by block with tag fault ignore
> > and mmap memory
> > # ok 17 Check initial tags with private mapping, sync error mode and mmap memory
> > # ok 18 Check initial tags with private mapping, sync error mode and
> > mmap/mprotect memory
> > # ok 19 Check initial tags with shared mapping, sync error mode and mmap memory
> > # ok 20 Check initial tags with shared mapping, sync error mode and
> > mmap/mprotect memory
> > # # Totals: pass:14 fail:6 xfail:0 xpass:0 skip:0 error:0
> > not ok 34 selftests: arm64: check_buffer_fill # exit=1
> >
> >
> > # selftests: arm64: check_child_memory
> > # 1..12
> > # not ok 1 Check child anonymous memory with private mapping, precise
> > mode and mmap memory
> > # not ok 2 Check child anonymous memory with shared mapping, precise
> > mode and mmap memory
> > # not ok 3 Check child anonymous memory with private mapping,
> > imprecise mode and mmap memory
> > # not ok 4 Check child anonymous memory with shared mapping, imprecise
> > mode and mmap memory
> > # not ok 5 Check child anonymous memory with private mapping, precise
> > mode and mmap/mprotect memory
> > # not ok 6 Check child anonymous memory with shared mapping, precise
> > mode and mmap/mprotect memory
> > # not ok 7 Check child file memory with private mapping, precise mode
> > and mmap memory
> > # not ok 8 Check child file memory with shared mapping, precise mode
> > and mmap memory
> > # not ok 9 Check child file memory with private mapping, imprecise
> > mode and mmap memory
> > # not ok 10 Check child file memory with shared mapping, imprecise
> > mode and mmap memory
> > # not ok 11 Check child file memory with private mapping, precise mode
> > and mmap/mprotect memory
> > # not ok 12 Check child file memory with shared mapping, precise mode
> > and mmap/mprotect memory
> > # # Totals: pass:0 fail:12 xfail:0 xpass:0 skip:0 error:0
> > not ok 35 selftests: arm64: check_child_memory # exit=1
> >
> > # selftests: arm64: check_ksm_options
> > # 1..4
> > # # Invalid MTE synchronous exception caught!
> > not ok 37 selftests: arm64: check_ksm_options # exit=1
> >
> >
> > # selftests: arm64: check_mmap_options
> > # 1..22
> > # ok 1 Check anonymous memory with private mapping, sync error mode,
> > mmap memory and tag check off
> > # ok 2 Check file memory with private mapping, sync error mode,
> > mmap/mprotect memory and tag check off
> > # ok 3 Check anonymous memory with private mapping, no error mode,
> > mmap memory and tag check off
> > # ok 4 Check file memory with private mapping, no error mode,
> > mmap/mprotect memory and tag check off
> > # not ok 5 Check anonymous memory with private mapping, sync error
> > mode, mmap memory and tag check on
> > # not ok 6 Check anonymous memory with private mapping, sync error
> > mode, mmap/mprotect memory and tag check on
> > # not ok 7 Check anonymous memory with shared mapping, sync error
> > mode, mmap memory and tag check on
> > # not ok 8 Check anonymous memory with shared mapping, sync error
> > mode, mmap/mprotect memory and tag check on
> > # not ok 9 Check anonymous memory with private mapping, async error
> > mode, mmap memory and tag check on
> > # not ok 10 Check anonymous memory with private mapping, async error
> > mode, mmap/mprotect memory and tag check on
> > # not ok 11 Check anonymous memory with shared mapping, async error
> > mode, mmap memory and tag check on
> > # not ok 12 Check anonymous memory with shared mapping, async error
> > mode, mmap/mprotect memory and tag check on
> > # not ok 13 Check file memory with private mapping, sync error mode,
> > mmap memory and tag check on
> > # not ok 14 Check file memory with private mapping, sync error mode,
> > mmap/mprotect memory and tag check on
> > # not ok 15 Check file memory with shared mapping, sync error mode,
> > mmap memory and tag check on
> > # not ok 16 Check file memory with shared mapping, sync error mode,
> > mmap/mprotect memory and tag check on
> > # not ok 17 Check file memory with private mapping, async error mode,
> > mmap memory and tag check on
> > # not ok 18 Check file memory with private mapping, async error mode,
> > mmap/mprotect memory and tag check on
> > # not ok 19 Check file memory with shared mapping, async error mode,
> > mmap memory and tag check on
> > # not ok 20 Check file memory with shared mapping, async error mode,
> > mmap/mprotect memory and tag check on
> > # not ok 21 Check clear PROT_MTE flags with private mapping, sync
> > error mode and mmap memory
> > # not ok 22 Check clear PROT_MTE flags with private mapping and sync
> > error mode and mmap/mprotect memory
> > # # Totals: pass:4 fail:18 xfail:0 xpass:0 skip:0 error:0
> > not ok 38 selftests: arm64: check_mmap_options # exit=1
> >
> >
> > # selftests: arm64: check_tags_inclusion
> > # 1..4
> > # # No valid fault recorded for 0x500ffffb8b27000 in mode 1
> > # not ok 1 Check an included tag value with sync mode
> > # # No valid fault recorded for 0x400ffffb8b27000 in mode 1
> > # not ok 2 Check different included tags value with sync mode
> > # ok 3 Check none included tags value with sync mode
> > # # No valid fault recorded for 0xa00ffffb8b27000 in mode 1
> > # not ok 4 Check all included tags value with sync mode
> > # # Totals: pass:1 fail:3 xfail:0 xpass:0 skip:0 error:0
> > not ok 40 selftests: arm64: check_tags_inclusion # exit=1
> >
> > Test logs,
> > https://lkft.validation.linaro.org/scheduler/job/6087664#L4865
> > https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-5.10.y/build/v5.10.162-951-g9096aabfe9e0/testrun/14329777/suite/kselftest-arm64/test/arm64_check_tags_inclusion/log
> > https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-5.10.y/build/v5.10.162-951-g9096aabfe9e0/testrun/14329777/suite/kselftest-arm64/tests/
> > https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-5.15.y/build/v5.15.87-219-g60931c95bb6d/testrun/14329656/suite/kselftest-arm64/tests/
> >
> > --
> > Linaro LKFT
> > https://lkft.linaro.org
>