Message-ID: <CA+G9fYsP58FUqHmmVJ7Oa3JthKzSEJbW=mpFN9M5-2NN75OVDQ@mail.gmail.com>
Date:   Fri, 28 Apr 2023 23:45:11 +0100
From:   Naresh Kamboju <naresh.kamboju@...aro.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     stable@...r.kernel.org, patches@...ts.linux.dev,
        linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
        akpm@...ux-foundation.org, linux@...ck-us.net, shuah@...nel.org,
        patches@...nelci.org, lkft-triage@...ts.linaro.org, pavel@...x.de,
        jonathanh@...dia.com, f.fainelli@...il.com,
        sudipm.mukherjee@...il.com, srw@...dewatkins.net, rwarsow@....de,
        Peter Zijlstra <peterz@...radead.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        "Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
        Marco Elver <elver@...gle.com>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Anders Roxell <anders.roxell@...aro.org>,
        Daniel Díaz <daniel.diaz@...aro.org>
Subject: Re: [PATCH 5.15 00/13] 5.15.110-rc1 review

On Fri, 28 Apr 2023 at 12:30, Greg Kroah-Hartman
<gregkh@...uxfoundation.org> wrote:
>
> This is the start of the stable review cycle for the 5.15.110 release.
> There are 13 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 Sun, 30 Apr 2023 11:20:30 +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-5.15.110-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-5.15.y
> and the diffstat can be found below.
>
> thanks,
>
> greg k-h

Results from Linaro’s test farm.
Regressions on arm64 juno while LTP controllers testing with 5.15 kernel.

Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>

This is not always reproducible.

Crash log:
----------
[ 5059.396958] Unable to handle kernel execute from non-executable
memory at virtual address ffff80000a63eb34
[ 5059.397002] BUG: Bad rss-counter state mm:00000000f95cf07e
type:MM_FILEPAGES val:352
[ 5059.406643] Mem abort info:
[ 5059.406648]   ESR = 0x000000008600000f
[ 5059.414403] BUG: Bad rss-counter state mm:00000000f95cf07e
type:MM_ANONPAGES val:1201
[ 5059.417192]   EC = 0x21: IABT (current EL), IL = 32 bits
[ 5059.420945] BUG: non-zero pgtables_bytes on freeing mm: 45056
[ 5059.428782]   SET = 0, FnV = 0
[ 5059.442901]   EA = 0, S1PTW = 0
[ 5059.446045]   FSC = 0x0f: level 3 permission fault
[ 5059.450843] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081e71000
[ 5059.457557] [ffff80000a63eb34] pgd=10000009fffff003,
p4d=10000009fffff003, pud=10000009ffffe003, pmd=10000009ffffa003,
pte=007800008283e703
[ 5059.470128] Internal error: Oops: 8600000f [#1] PREEMPT SMP
[ 5059.475708] Modules linked in: btrfs blake2b_generic libcrc32c xor
xor_neon zstd_compress raid6_pq cfg80211 bluetooth rfkill tda998x cec
drm_kms_helper crct10dif_ce drm fuse
[ 5059.491254] CPU: 2 PID: 0 Comm: swapper/2 Not tainted 5.15.110-rc1 #1
[ 5059.497706] Hardware name: ARM Juno development board (r2) (DT)
[ 5059.503632] pstate: 20000005 (nzCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[ 5059.510605] pc : cpu_idle_force_poll+0x0/0x4
[ 5059.514887] lr : cpu_idle_force_poll+0x0/0x4
[ 5059.519162] sp : ffff80000acf3de0
[ 5059.522476] x29: ffff0008002e8f80 x28: 0000000000000000 x27: 0000000000000000
[ 5059.529629] x26: 0000000000000002 x25: ffff000822032880 x24: ffff00097ef62f00
[ 5059.536780] x23: ffff80000a63eb64 x22: 0000000000000000 x21: 0000000000000000
[ 5059.543931] x20: 0000000000000000 x19: 0000000000000000 x18: 0000000000000000
[ 5059.551081] x17: 000000040044ffff x16: 00500074b5503510 x15: 0000000000000000
[ 5059.558232] x14: ffff0008002e8f80 x13: ffff8009750eb000 x12: 0000000034d4d91d
[ 5059.565383] x11: 0000000000000000 x10: 0000000000001000 x9 : ffff800009252da4
[ 5059.572533] x8 : 00000074b5503510 x7 : 00000074b5503510 x6 : 000000000016e360
[ 5059.579684] x5 : 0000000000000003 x4 : 0000000000000000 x3 : ffff00097ef62f40
[ 5059.586835] x2 : 0000000000000002 x1 : 00000000002625a0 x0 : 0000000000000001
[ 5059.593986] Call trace:
[ 5059.596430]  cpu_idle_force_poll+0x0/0x4
[ 5059.600361] Code: 00000001 00000001 00000020 037e563b (00000000)
[ 5059.606463] ---[ end trace f19c34443506e9b1 ]---
[ 5059.611085] Kernel panic - not syncing: Attempted to kill the idle task!
[ 5059.617794] SMP: stopping secondary CPUs
[ 5060.733718] SMP: failed to stop secondary CPUs 1-2
[ 5060.738514] Kernel Offset: disabled
[ 5060.742002] CPU features: 0x800830f1,00000846
[ 5060.746362] Memory Limit: none
[ 5060.749418] ---[ end Kernel panic - not syncing: Attempted to kill
the idle task! ]---

log:
 - https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-5.15.y/build/v5.15.105-361-g64fb7ad7e758/testrun/16607331/suite/log-parser-test/test/check-kernel-bug/log
 - https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-5.15.y/build/v5.15.105-361-g64fb7ad7e758/testrun/16607331/suite/log-parser-test/tests/

## Build
* kernel: 5.15.110-rc1
* git: https://gitlab.com/Linaro/lkft/mirrors/stable/linux-stable-rc
* git branch: linux-5.15.y
* git commit: 64fb7ad7e758c85ebeb0c8c500e4175c65bf5778
* git describe: v5.15.105-361-g64fb7ad7e758
* test details:
https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-5.15.y/build/v5.15.105-361-g64fb7ad7e758

## Test Regressions (compared to v5.15.105-347-g579deb859f24)

* juno-r2, log-parser-test
  - check-kernel-bug
  - check-kernel-oops
  - check-kernel-panic

## Metric Regressions (compared to v5.15.105-347-g579deb859f24)

## Test Fixes (compared to v5.15.105-347-g579deb859f24)

## Metric Fixes (compared to v5.15.105-347-g579deb859f24)

## Test result summary
total: 123779, pass: 99490, fail: 3473, skip: 20591, xfail: 225

## Build Summary
* arc: 5 total, 5 passed, 0 failed
* arm: 112 total, 111 passed, 1 failed
* arm64: 40 total, 38 passed, 2 failed
* i386: 30 total, 28 passed, 2 failed
* mips: 24 total, 24 passed, 0 failed
* parisc: 6 total, 6 passed, 0 failed
* powerpc: 24 total, 24 passed, 0 failed
* riscv: 8 total, 8 passed, 0 failed
* s390: 9 total, 9 passed, 0 failed
* sh: 12 total, 12 passed, 0 failed
* sparc: 6 total, 6 passed, 0 failed
* x86_64: 33 total, 31 passed, 2 failed

## Test suites summary
* boot
* fwts
* igt-gpu-tools
* kselftest-android
* kselftest-arm64
* kselftest-breakpoints
* kselftest-capabilities
* kselftest-cgroup
* kselftest-clone3
* kselftest-core
* kselftest-cpu-hotplug
* kselftest-cpufreq
* kselftest-drivers-dma-buf
* kselftest-efivarfs
* kselftest-filesystems
* kselftest-filesystems-binderfs
* kselftest-firmware
* kselftest-fpu
* kselftest-ftrace
* kselftest-futex
* kselftest-gpio
* kselftest-intel_pstate
* kselftest-ipc
* kselftest-ir
* kselftest-kcmp
* kselftest-kexec
* kselftest-kvm
* kselftest-lib
* kselftest-livepatch
* kselftest-membarrier
* kselftest-memfd
* kselftest-memory-hotplug
* kselftest-mincore
* kselftest-mount
* kselftest-mqueue
* kselftest-net
* kselftest-net-forwarding
* kselftest-net-mptcp
* kselftest-netfilter
* kselftest-nsfs
* kselftest-openat2
* kselftest-pid_namespace
* kselftest-pidfd
* kselftest-proc
* kselftest-pstore
* kselftest-ptrace
* kselftest-rseq
* kselftest-rtc
* kselftest-seccomp
* kselftest-sigaltstack
* kselftest-size
* kselftest-splice
* kselftest-static_keys
* kselftest-sync
* kselftest-sysctl
* kselftest-tc-testing
* kselftest-timens
* kselftest-timers
* kselftest-tmpfs
* kselftest-tpm2
* kselftest-user
* kselftest-vm
* kselftest-x86
* kselftest-zram
* kunit
* kvm-unit-tests
* libhugetlbfs
* log-parser-boot
* log-parser-test
* ltp-cap_bounds
* ltp-commands
* ltp-containers
* ltp-controllers
* ltp-cpuhotplug
* ltp-crypto
* ltp-cve
* ltp-dio
* ltp-fcntl-locktests
* ltp-filecaps
* ltp-fs
* ltp-fs_bind
* ltp-fs_perms_simple
* ltp-fsx
* ltp-hugetlb
* ltp-io
* ltp-ipc
* ltp-math
* ltp-mm
* ltp-nptl
* ltp-pty
* ltp-sched
* ltp-securebits
* ltp-smoke
* ltp-syscalls
* ltp-tracing
* network-basic-tests
* rcutorture
* v4l2-compliance
* vdso

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

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